init repo.

third_party/curl/CMake/CMakeConfigurableFile.in

@@ -0,0 +1,24 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+@CMAKE_CONFIGURABLE_FILE_CONTENT@

third_party/curl/CMake/CurlSymbolHiding.cmake

@@ -0,0 +1,84 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+include(CheckCSourceCompiles)
+
+option(CURL_HIDDEN_SYMBOLS "Set to ON to hide libcurl internal symbols (=hide all symbols that aren't officially external)." ON)
+mark_as_advanced(CURL_HIDDEN_SYMBOLS)
+
+if(WIN32 AND ENABLE_CURLDEBUG)
+  # We need to export internal debug functions (e.g. curl_dbg_*), so disable
+  # symbol hiding for debug builds.
+  set(CURL_HIDDEN_SYMBOLS OFF)
+endif()
+
+if(CURL_HIDDEN_SYMBOLS)
+  set(SUPPORTS_SYMBOL_HIDING FALSE)
+
+  if(CMAKE_C_COMPILER_ID MATCHES "Clang" AND NOT MSVC)
+    set(SUPPORTS_SYMBOL_HIDING TRUE)
+    set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+    set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
+  elseif(CMAKE_COMPILER_IS_GNUCC)
+    if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
+      # note: this is considered buggy prior to 4.0 but the autotools don't care, so let's ignore that fact
+      set(SUPPORTS_SYMBOL_HIDING TRUE)
+      set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+      set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
+    endif()
+  elseif(CMAKE_C_COMPILER_ID MATCHES "SunPro" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0)
+    set(SUPPORTS_SYMBOL_HIDING TRUE)
+    set(_SYMBOL_EXTERN "__global")
+    set(_CFLAG_SYMBOLS_HIDE "-xldscope=hidden")
+  elseif(CMAKE_C_COMPILER_ID MATCHES "Intel" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0)
+    # note: this should probably just check for version 9.1.045 but I'm not 100% sure
+    #       so let's do it the same way autotools do.
+    set(SUPPORTS_SYMBOL_HIDING TRUE)
+    set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+    set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
+    check_c_source_compiles("#include <stdio.h>
+        int main (void) { printf(\"icc fvisibility bug test\"); return 0; }" _no_bug)
+    if(NOT _no_bug)
+      set(SUPPORTS_SYMBOL_HIDING FALSE)
+      set(_SYMBOL_EXTERN "")
+      set(_CFLAG_SYMBOLS_HIDE "")
+    endif()
+  elseif(MSVC)
+    set(SUPPORTS_SYMBOL_HIDING TRUE)
+  endif()
+
+  set(HIDES_CURL_PRIVATE_SYMBOLS ${SUPPORTS_SYMBOL_HIDING})
+elseif(MSVC)
+  if(NOT CMAKE_VERSION VERSION_LESS 3.7)
+    set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE) #present since 3.4.3 but broken
+    set(HIDES_CURL_PRIVATE_SYMBOLS FALSE)
+  else()
+    message(WARNING "Hiding private symbols regardless CURL_HIDDEN_SYMBOLS being disabled.")
+    set(HIDES_CURL_PRIVATE_SYMBOLS TRUE)
+  endif()
+else()
+  set(HIDES_CURL_PRIVATE_SYMBOLS FALSE)
+endif()
+
+set(CURL_CFLAG_SYMBOLS_HIDE ${_CFLAG_SYMBOLS_HIDE})
+set(CURL_EXTERN_SYMBOL ${_SYMBOL_EXTERN})

third_party/curl/CMake/CurlTests.c

@@ -0,0 +1,430 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+
+#ifdef HAVE_FCNTL_O_NONBLOCK
+/* headers for FCNTL_O_NONBLOCK test */
+#include <sys/types.h>
+#include <unistd.h>
+#include <fcntl.h>
+/* */
+#if defined(sun) || defined(__sun__) || \
+    defined(__SUNPRO_C) || defined(__SUNPRO_CC)
+# if defined(__SVR4) || defined(__srv4__)
+#  define PLATFORM_SOLARIS
+# else
+#  define PLATFORM_SUNOS4
+# endif
+#endif
+#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX41)
+# define PLATFORM_AIX_V3
+#endif
+/* */
+#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3)
+#error "O_NONBLOCK does not work on this platform"
+#endif
+
+int main(void)
+{
+  /* O_NONBLOCK source test */
+  int flags = 0;
+  if(0 != fcntl(0, F_SETFL, flags | O_NONBLOCK))
+    return 1;
+  return 0;
+}
+#endif
+
+/* tests for gethostbyname_r */
+#if defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT) || \
+    defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \
+    defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
+#   define _REENTRANT
+    /* no idea whether _REENTRANT is always set, just invent a new flag */
+#   define TEST_GETHOSTBYFOO_REENTRANT
+#endif
+#if defined(HAVE_GETHOSTBYNAME_R_3) || \
+    defined(HAVE_GETHOSTBYNAME_R_5) || \
+    defined(HAVE_GETHOSTBYNAME_R_6) || \
+    defined(TEST_GETHOSTBYFOO_REENTRANT)
+#include <sys/types.h>
+#include <netdb.h>
+int main(void)
+{
+  char *address = "example.com";
+  int length = 0;
+  int type = 0;
+  struct hostent h;
+  int rc = 0;
+#if defined(HAVE_GETHOSTBYNAME_R_3) || \
+    defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT)
+  struct hostent_data hdata;
+#elif defined(HAVE_GETHOSTBYNAME_R_5) || \
+      defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \
+      defined(HAVE_GETHOSTBYNAME_R_6) || \
+      defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
+  char buffer[8192];
+  int h_errnop;
+  struct hostent *hp;
+#endif
+
+#if   defined(HAVE_GETHOSTBYNAME_R_3) || \
+      defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT)
+  rc = gethostbyname_r(address, &h, &hdata);
+#elif defined(HAVE_GETHOSTBYNAME_R_5) || \
+      defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT)
+  rc = gethostbyname_r(address, &h, buffer, 8192, &h_errnop);
+  (void)hp; /* not used for test */
+#elif defined(HAVE_GETHOSTBYNAME_R_6) || \
+      defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
+  rc = gethostbyname_r(address, &h, buffer, 8192, &hp, &h_errnop);
+#endif
+
+  (void)length;
+  (void)type;
+  (void)rc;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_IN_ADDR_T
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+int main(void)
+{
+  if((in_addr_t *) 0)
+    return 0;
+  if(sizeof(in_addr_t))
+    return 0;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_BOOL_T
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_STDBOOL_H
+#include <stdbool.h>
+#endif
+int main(void)
+{
+  if(sizeof(bool *))
+    return 0;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef STDC_HEADERS
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+int main(void) { return 0; }
+#endif
+
+#ifdef HAVE_FILE_OFFSET_BITS
+#ifdef _FILE_OFFSET_BITS
+#undef _FILE_OFFSET_BITS
+#endif
+#define _FILE_OFFSET_BITS 64
+#include <sys/types.h>
+ /* Check that off_t can represent 2**63 - 1 correctly.
+    We can't simply define LARGE_OFF_T to be 9223372036854775807,
+    since some C++ compilers masquerading as C compilers
+    incorrectly reject 9223372036854775807.  */
+#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+  int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
+                       && LARGE_OFF_T % 2147483647 == 1)
+                      ? 1 : -1];
+int main(void) { ; return 0; }
+#endif
+
+#ifdef HAVE_IOCTLSOCKET
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  include <winsock2.h>
+#endif
+int main(void)
+{
+  /* ioctlsocket source code */
+  int socket;
+  unsigned long flags = ioctlsocket(socket, FIONBIO, &flags);
+  ;
+  return 0;
+}
+
+#endif
+
+#ifdef HAVE_IOCTLSOCKET_CAMEL
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  include <winsock2.h>
+#endif
+int main(void)
+{
+  /* IoctlSocket source code */
+  if(0 != IoctlSocket(0, 0, 0))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_IOCTLSOCKET_CAMEL_FIONBIO
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  include <winsock2.h>
+#endif
+int main(void)
+{
+  /* IoctlSocket source code */
+  long flags = 0;
+  if(0 != IoctlSocket(0, FIONBIO, &flags))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_IOCTLSOCKET_FIONBIO
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  include <winsock2.h>
+#endif
+int main(void)
+{
+  unsigned long flags = 0;
+  if(0 != ioctlsocket(0, FIONBIO, &flags))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_IOCTL_FIONBIO
+/* headers for FIONBIO test */
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+#  include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#  include <sys/socket.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+#  include <sys/ioctl.h>
+#endif
+#ifdef HAVE_STROPTS_H
+#  include <stropts.h>
+#endif
+int main(void)
+{
+  int flags = 0;
+  if(0 != ioctl(0, FIONBIO, &flags))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_IOCTL_SIOCGIFADDR
+/* headers for FIONBIO test */
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+#  include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#  include <sys/socket.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+#  include <sys/ioctl.h>
+#endif
+#ifdef HAVE_STROPTS_H
+#  include <stropts.h>
+#endif
+#include <net/if.h>
+int main(void)
+{
+  struct ifreq ifr;
+  if(0 != ioctl(0, SIOCGIFADDR, &ifr))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_SETSOCKOPT_SO_NONBLOCK
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  include <winsock2.h>
+#endif
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+#  include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#  include <sys/socket.h>
+#endif
+/* includes end */
+int main(void)
+{
+  if(0 != setsockopt(0, SOL_SOCKET, SO_NONBLOCK, 0, 0))
+    return 1;
+  ;
+  return 0;
+}
+#endif
+
+#ifdef HAVE_GLIBC_STRERROR_R
+#include <string.h>
+#include <errno.h>
+
+void check(char c) {}
+
+int main(void)
+{
+  char buffer[1024];
+  /* This will not compile if strerror_r does not return a char* */
+  check(strerror_r(EACCES, buffer, sizeof(buffer))[0]);
+  return 0;
+}
+#endif
+
+#ifdef HAVE_POSIX_STRERROR_R
+#include <string.h>
+#include <errno.h>
+
+/* float, because a pointer can't be implicitly cast to float */
+void check(float f) {}
+
+int main(void)
+{
+  char buffer[1024];
+  /* This will not compile if strerror_r does not return an int */
+  check(strerror_r(EACCES, buffer, sizeof(buffer)));
+  return 0;
+}
+#endif
+
+#ifdef HAVE_FSETXATTR_6
+#include <sys/xattr.h> /* header from libc, not from libattr */
+int main(void)
+{
+  fsetxattr(0, 0, 0, 0, 0, 0);
+  return 0;
+}
+#endif
+
+#ifdef HAVE_FSETXATTR_5
+#include <sys/xattr.h> /* header from libc, not from libattr */
+int main(void)
+{
+  fsetxattr(0, 0, 0, 0, 0);
+  return 0;
+}
+#endif
+
+#ifdef HAVE_CLOCK_GETTIME_MONOTONIC
+#include <time.h>
+int main(void)
+{
+  struct timespec ts = {0, 0};
+  clock_gettime(CLOCK_MONOTONIC, &ts);
+  return 0;
+}
+#endif
+
+#ifdef HAVE_BUILTIN_AVAILABLE
+int main(void)
+{
+  if(__builtin_available(macOS 10.12, *)) {}
+  return 0;
+}
+#endif
+
+#ifdef HAVE_ATOMIC
+/* includes start */
+#ifdef HAVE_SYS_TYPES_H
+#  include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+#endif
+#ifdef HAVE_STDATOMIC_H
+#  include <stdatomic.h>
+#endif
+/* includes end */
+
+int main(void)
+{
+  _Atomic int i = 1;
+  i = 0;  /* Force an atomic-write operation. */
+  return i;
+}
+#endif
+
+#ifdef HAVE_WIN32_WINNT
+/* includes start */
+#ifdef _WIN32
+#  ifndef WIN32_LEAN_AND_MEAN
+#    define WIN32_LEAN_AND_MEAN
+#  endif
+#  ifndef NOGDI
+#    define NOGDI
+#  endif
+#  include <windows.h>
+#endif
+/* includes end */
+
+#define enquote(x) #x
+#define expand(x) enquote(x)
+#pragma message("_WIN32_WINNT=" expand(_WIN32_WINNT))
+
+int main(void)
+{
+  return 0;
+}
+#endif

third_party/curl/CMake/FindBearSSL.cmake

@@ -0,0 +1,32 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+find_path(BEARSSL_INCLUDE_DIRS bearssl.h)
+
+find_library(BEARSSL_LIBRARY bearssl)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(BEARSSL DEFAULT_MSG
+    BEARSSL_INCLUDE_DIRS BEARSSL_LIBRARY)
+
+mark_as_advanced(BEARSSL_INCLUDE_DIRS BEARSSL_LIBRARY)

third_party/curl/CMake/FindBrotli.cmake

@@ -0,0 +1,43 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+include(FindPackageHandleStandardArgs)
+
+find_path(BROTLI_INCLUDE_DIR "brotli/decode.h")
+
+find_library(BROTLICOMMON_LIBRARY NAMES brotlicommon)
+find_library(BROTLIDEC_LIBRARY NAMES brotlidec)
+
+find_package_handle_standard_args(Brotli
+    FOUND_VAR
+      BROTLI_FOUND
+    REQUIRED_VARS
+      BROTLIDEC_LIBRARY
+      BROTLICOMMON_LIBRARY
+      BROTLI_INCLUDE_DIR
+    FAIL_MESSAGE
+      "Could NOT find Brotli"
+)
+
+set(BROTLI_INCLUDE_DIRS ${BROTLI_INCLUDE_DIR})
+set(BROTLI_LIBRARIES ${BROTLICOMMON_LIBRARY} ${BROTLIDEC_LIBRARY})

third_party/curl/CMake/FindCARES.cmake

@@ -0,0 +1,47 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+# - Find c-ares
+# Find the c-ares includes and library
+# This module defines
+#  CARES_INCLUDE_DIR, where to find ares.h, etc.
+#  CARES_LIBRARIES, the libraries needed to use c-ares.
+#  CARES_FOUND, If false, do not try to use c-ares.
+# also defined, but not for general use are
+# CARES_LIBRARY, where to find the c-ares library.
+
+find_path(CARES_INCLUDE_DIR ares.h)
+
+set(CARES_NAMES ${CARES_NAMES} cares)
+find_library(CARES_LIBRARY
+  NAMES ${CARES_NAMES}
+  )
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(CARES
+    REQUIRED_VARS CARES_LIBRARY CARES_INCLUDE_DIR)
+
+mark_as_advanced(
+  CARES_LIBRARY
+  CARES_INCLUDE_DIR
+  )

third_party/curl/CMake/FindGSS.cmake

@@ -0,0 +1,312 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+# - Try to find the GSS Kerberos library
+# Once done this will define
+#
+#  GSS_ROOT_DIR - Set this variable to the root installation of GSS
+#
+# Read-Only variables:
+#  GSS_FOUND - system has the Heimdal library
+#  GSS_FLAVOUR - "MIT" or "Heimdal" if anything found.
+#  GSS_INCLUDE_DIR - the Heimdal include directory
+#  GSS_LIBRARIES - The libraries needed to use GSS
+#  GSS_LINK_DIRECTORIES - Directories to add to linker search path
+#  GSS_LINKER_FLAGS - Additional linker flags
+#  GSS_COMPILER_FLAGS - Additional compiler flags
+#  GSS_VERSION - This is set to version advertised by pkg-config or read from manifest.
+#                In case the library is found but no version info available it'll be set to "unknown"
+
+set(_MIT_MODNAME mit-krb5-gssapi)
+set(_HEIMDAL_MODNAME heimdal-gssapi)
+
+include(CheckIncludeFile)
+include(CheckIncludeFiles)
+include(CheckTypeSize)
+
+set(_GSS_ROOT_HINTS
+    "${GSS_ROOT_DIR}"
+    "$ENV{GSS_ROOT_DIR}"
+)
+
+# try to find library using system pkg-config if user didn't specify root dir
+if(NOT GSS_ROOT_DIR AND NOT "$ENV{GSS_ROOT_DIR}")
+  if(UNIX)
+    find_package(PkgConfig QUIET)
+    pkg_search_module(_GSS_PKG ${_MIT_MODNAME} ${_HEIMDAL_MODNAME})
+    list(APPEND _GSS_ROOT_HINTS "${_GSS_PKG_PREFIX}")
+  elseif(WIN32)
+    list(APPEND _GSS_ROOT_HINTS "[HKEY_LOCAL_MACHINE\\SOFTWARE\\MIT\\Kerberos;InstallDir]")
+  endif()
+endif()
+
+if(NOT _GSS_FOUND) #not found by pkg-config. Let's take more traditional approach.
+  find_file(_GSS_CONFIGURE_SCRIPT
+      NAMES
+          "krb5-config"
+      HINTS
+          ${_GSS_ROOT_HINTS}
+      PATH_SUFFIXES
+          bin
+      NO_CMAKE_PATH
+      NO_CMAKE_ENVIRONMENT_PATH
+  )
+
+  # if not found in user-supplied directories, maybe system knows better
+  find_file(_GSS_CONFIGURE_SCRIPT
+      NAMES
+          "krb5-config"
+      PATH_SUFFIXES
+          bin
+  )
+
+  if(_GSS_CONFIGURE_SCRIPT)
+    execute_process(
+          COMMAND ${_GSS_CONFIGURE_SCRIPT} "--cflags" "gssapi"
+          OUTPUT_VARIABLE _GSS_CFLAGS
+          RESULT_VARIABLE _GSS_CONFIGURE_FAILED
+          OUTPUT_STRIP_TRAILING_WHITESPACE
+      )
+    message(STATUS "CFLAGS: ${_GSS_CFLAGS}")
+    if(NOT _GSS_CONFIGURE_FAILED) # 0 means success
+      # should also work in an odd case when multiple directories are given
+      string(STRIP "${_GSS_CFLAGS}" _GSS_CFLAGS)
+      string(REGEX REPLACE " +-I" ";" _GSS_CFLAGS "${_GSS_CFLAGS}")
+      string(REGEX REPLACE " +-([^I][^ \\t;]*)" ";-\\1" _GSS_CFLAGS "${_GSS_CFLAGS}")
+
+      foreach(_flag ${_GSS_CFLAGS})
+        if(_flag MATCHES "^-I.*")
+          string(REGEX REPLACE "^-I" "" _val "${_flag}")
+          list(APPEND _GSS_INCLUDE_DIR "${_val}")
+        else()
+          list(APPEND _GSS_COMPILER_FLAGS "${_flag}")
+        endif()
+      endforeach()
+    endif()
+
+    execute_process(
+        COMMAND ${_GSS_CONFIGURE_SCRIPT} "--libs" "gssapi"
+        OUTPUT_VARIABLE _GSS_LIB_FLAGS
+        RESULT_VARIABLE _GSS_CONFIGURE_FAILED
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    message(STATUS "LDFLAGS: ${_GSS_LIB_FLAGS}")
+
+    if(NOT _GSS_CONFIGURE_FAILED) # 0 means success
+      # this script gives us libraries and link directories. Blah. We have to deal with it.
+      string(STRIP "${_GSS_LIB_FLAGS}" _GSS_LIB_FLAGS)
+      string(REGEX REPLACE " +-(L|l)" ";-\\1" _GSS_LIB_FLAGS "${_GSS_LIB_FLAGS}")
+      string(REGEX REPLACE " +-([^Ll][^ \\t;]*)" ";-\\1" _GSS_LIB_FLAGS "${_GSS_LIB_FLAGS}")
+
+      foreach(_flag ${_GSS_LIB_FLAGS})
+        if(_flag MATCHES "^-l.*")
+          string(REGEX REPLACE "^-l" "" _val "${_flag}")
+          list(APPEND _GSS_LIBRARIES "${_val}")
+        elseif(_flag MATCHES "^-L.*")
+          string(REGEX REPLACE "^-L" "" _val "${_flag}")
+          list(APPEND _GSS_LINK_DIRECTORIES "${_val}")
+        else()
+          list(APPEND _GSS_LINKER_FLAGS "${_flag}")
+        endif()
+      endforeach()
+    endif()
+
+    execute_process(
+        COMMAND ${_GSS_CONFIGURE_SCRIPT} "--version"
+        OUTPUT_VARIABLE _GSS_VERSION
+        RESULT_VARIABLE _GSS_CONFIGURE_FAILED
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+
+    # older versions may not have the "--version" parameter. In this case we just don't care.
+    if(_GSS_CONFIGURE_FAILED)
+      set(_GSS_VERSION 0)
+    endif()
+
+    execute_process(
+        COMMAND ${_GSS_CONFIGURE_SCRIPT} "--vendor"
+        OUTPUT_VARIABLE _GSS_VENDOR
+        RESULT_VARIABLE _GSS_CONFIGURE_FAILED
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+
+    # older versions may not have the "--vendor" parameter. In this case we just don't care.
+    if(_GSS_CONFIGURE_FAILED)
+      set(GSS_FLAVOUR "Heimdal") # most probably, shouldn't really matter
+    else()
+      if(_GSS_VENDOR MATCHES ".*H|heimdal.*")
+        set(GSS_FLAVOUR "Heimdal")
+      else()
+        set(GSS_FLAVOUR "MIT")
+      endif()
+    endif()
+
+  else() # either there is no config script or we are on a platform that doesn't provide one (Windows?)
+
+    find_path(_GSS_INCLUDE_DIR
+        NAMES
+            "gssapi/gssapi.h"
+        HINTS
+            ${_GSS_ROOT_HINTS}
+        PATH_SUFFIXES
+            include
+            inc
+    )
+
+    if(_GSS_INCLUDE_DIR) #jay, we've found something
+      set(CMAKE_REQUIRED_INCLUDES "${_GSS_INCLUDE_DIR}")
+      check_include_files( "gssapi/gssapi_generic.h;gssapi/gssapi_krb5.h" _GSS_HAVE_MIT_HEADERS)
+
+      if(_GSS_HAVE_MIT_HEADERS)
+        set(GSS_FLAVOUR "MIT")
+      else()
+        # prevent compiling the header - just check if we can include it
+        list(APPEND CMAKE_REQUIRED_DEFINITIONS -D__ROKEN_H__)
+        check_include_file( "roken.h" _GSS_HAVE_ROKEN_H)
+
+        check_include_file( "heimdal/roken.h" _GSS_HAVE_HEIMDAL_ROKEN_H)
+        if(_GSS_HAVE_ROKEN_H OR _GSS_HAVE_HEIMDAL_ROKEN_H)
+          set(GSS_FLAVOUR "Heimdal")
+        endif()
+        list(REMOVE_ITEM CMAKE_REQUIRED_DEFINITIONS -D__ROKEN_H__)
+      endif()
+    else()
+      # I'm not convinced if this is the right way but this is what autotools do at the moment
+      find_path(_GSS_INCLUDE_DIR
+          NAMES
+              "gssapi.h"
+          HINTS
+              ${_GSS_ROOT_HINTS}
+          PATH_SUFFIXES
+              include
+              inc
+      )
+
+      if(_GSS_INCLUDE_DIR)
+        set(GSS_FLAVOUR "Heimdal")
+      endif()
+    endif()
+
+    # if we have headers, check if we can link libraries
+    if(GSS_FLAVOUR)
+      set(_GSS_LIBDIR_SUFFIXES "")
+      set(_GSS_LIBDIR_HINTS ${_GSS_ROOT_HINTS})
+      get_filename_component(_GSS_CALCULATED_POTENTIAL_ROOT "${_GSS_INCLUDE_DIR}" PATH)
+      list(APPEND _GSS_LIBDIR_HINTS ${_GSS_CALCULATED_POTENTIAL_ROOT})
+
+      if(WIN32)
+        if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+          list(APPEND _GSS_LIBDIR_SUFFIXES "lib/AMD64")
+          if(GSS_FLAVOUR STREQUAL "MIT")
+            set(_GSS_LIBNAME "gssapi64")
+          else()
+            set(_GSS_LIBNAME "libgssapi")
+          endif()
+        else()
+          list(APPEND _GSS_LIBDIR_SUFFIXES "lib/i386")
+          if(GSS_FLAVOUR STREQUAL "MIT")
+            set(_GSS_LIBNAME "gssapi32")
+          else()
+            set(_GSS_LIBNAME "libgssapi")
+          endif()
+        endif()
+      else()
+        list(APPEND _GSS_LIBDIR_SUFFIXES "lib;lib64") # those suffixes are not checked for HINTS
+        if(GSS_FLAVOUR STREQUAL "MIT")
+          set(_GSS_LIBNAME "gssapi_krb5")
+        else()
+          set(_GSS_LIBNAME "gssapi")
+        endif()
+      endif()
+
+      find_library(_GSS_LIBRARIES
+          NAMES
+              ${_GSS_LIBNAME}
+          HINTS
+              ${_GSS_LIBDIR_HINTS}
+          PATH_SUFFIXES
+              ${_GSS_LIBDIR_SUFFIXES}
+      )
+
+    endif()
+  endif()
+else()
+  if(_GSS_PKG_${_MIT_MODNAME}_VERSION)
+    set(GSS_FLAVOUR "MIT")
+    set(_GSS_VERSION _GSS_PKG_${_MIT_MODNAME}_VERSION)
+  else()
+    set(GSS_FLAVOUR "Heimdal")
+    set(_GSS_VERSION _GSS_PKG_${_MIT_HEIMDAL}_VERSION)
+  endif()
+endif()
+
+set(GSS_INCLUDE_DIR ${_GSS_INCLUDE_DIR})
+set(GSS_LIBRARIES ${_GSS_LIBRARIES})
+set(GSS_LINK_DIRECTORIES ${_GSS_LINK_DIRECTORIES})
+set(GSS_LINKER_FLAGS ${_GSS_LINKER_FLAGS})
+set(GSS_COMPILER_FLAGS ${_GSS_COMPILER_FLAGS})
+set(GSS_VERSION ${_GSS_VERSION})
+
+if(GSS_FLAVOUR)
+  if(NOT GSS_VERSION AND GSS_FLAVOUR STREQUAL "Heimdal")
+    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+      set(HEIMDAL_MANIFEST_FILE "Heimdal.Application.amd64.manifest")
+    else()
+      set(HEIMDAL_MANIFEST_FILE "Heimdal.Application.x86.manifest")
+    endif()
+
+    if(EXISTS "${GSS_INCLUDE_DIR}/${HEIMDAL_MANIFEST_FILE}")
+      file(STRINGS "${GSS_INCLUDE_DIR}/${HEIMDAL_MANIFEST_FILE}" heimdal_version_str
+           REGEX "^.*version=\"[0-9]\\.[^\"]+\".*$")
+
+      string(REGEX MATCH "[0-9]\\.[^\"]+"
+             GSS_VERSION "${heimdal_version_str}")
+    endif()
+
+    if(NOT GSS_VERSION)
+      set(GSS_VERSION "Heimdal Unknown")
+    endif()
+  elseif(NOT GSS_VERSION AND GSS_FLAVOUR STREQUAL "MIT")
+    get_filename_component(_MIT_VERSION "[HKEY_LOCAL_MACHINE\\SOFTWARE\\MIT\\Kerberos\\SDK\\CurrentVersion;VersionString]" NAME CACHE)
+    if(WIN32 AND _MIT_VERSION)
+      set(GSS_VERSION "${_MIT_VERSION}")
+    else()
+      set(GSS_VERSION "MIT Unknown")
+    endif()
+  endif()
+endif()
+
+include(FindPackageHandleStandardArgs)
+
+set(_GSS_REQUIRED_VARS GSS_LIBRARIES GSS_FLAVOUR)
+
+find_package_handle_standard_args(GSS
+    REQUIRED_VARS
+        ${_GSS_REQUIRED_VARS}
+    VERSION_VAR
+        GSS_VERSION
+    FAIL_MESSAGE
+        "Could NOT find GSS, try to set the path to GSS root folder in the system variable GSS_ROOT_DIR"
+)
+
+mark_as_advanced(GSS_INCLUDE_DIR GSS_LIBRARIES)

third_party/curl/CMake/FindLibPSL.cmake

@@ -0,0 +1,45 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+# - Try to find the libpsl library
+# Once done this will define
+#
+# LIBPSL_FOUND - system has the libpsl library
+# LIBPSL_INCLUDE_DIR - the libpsl include directory
+# LIBPSL_LIBRARY - the libpsl library name
+
+find_path(LIBPSL_INCLUDE_DIR libpsl.h)
+
+find_library(LIBPSL_LIBRARY NAMES psl libpsl)
+
+if(LIBPSL_INCLUDE_DIR)
+  file(STRINGS "${LIBPSL_INCLUDE_DIR}/libpsl.h" libpsl_version_str REGEX "^#define[\t ]+PSL_VERSION[\t ]+\"(.*)\"")
+  string(REGEX REPLACE "^.*\"([^\"]+)\"" "\\1"  LIBPSL_VERSION "${libpsl_version_str}")
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LibPSL
+    REQUIRED_VARS LIBPSL_LIBRARY LIBPSL_INCLUDE_DIR
+    VERSION_VAR LIBPSL_VERSION)
+
+mark_as_advanced(LIBPSL_INCLUDE_DIR LIBPSL_LIBRARY)

third_party/curl/CMake/FindLibSSH2.cmake

@@ -0,0 +1,45 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+# - Try to find the libssh2 library
+# Once done this will define
+#
+# LIBSSH2_FOUND - system has the libssh2 library
+# LIBSSH2_INCLUDE_DIR - the libssh2 include directory
+# LIBSSH2_LIBRARY - the libssh2 library name
+
+find_path(LIBSSH2_INCLUDE_DIR libssh2.h)
+
+find_library(LIBSSH2_LIBRARY NAMES ssh2 libssh2)
+
+if(LIBSSH2_INCLUDE_DIR)
+  file(STRINGS "${LIBSSH2_INCLUDE_DIR}/libssh2.h" libssh2_version_str REGEX "^#define[\t ]+LIBSSH2_VERSION[\t ]+\"(.*)\"")
+  string(REGEX REPLACE "^.*\"([^\"]+)\"" "\\1"  LIBSSH2_VERSION "${libssh2_version_str}")
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LibSSH2
+    REQUIRED_VARS LIBSSH2_LIBRARY LIBSSH2_INCLUDE_DIR
+    VERSION_VAR LIBSSH2_VERSION)
+
+mark_as_advanced(LIBSSH2_INCLUDE_DIR LIBSSH2_LIBRARY)

third_party/curl/CMake/FindMSH3.cmake

@@ -0,0 +1,70 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+
+#[=======================================================================[.rst:
+FindMSH3
+----------
+
+Find the msh3 library
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+``MSH3_FOUND``
+  System has msh3
+``MSH3_INCLUDE_DIRS``
+  The msh3 include directories.
+``MSH3_LIBRARIES``
+  The libraries needed to use msh3
+#]=======================================================================]
+if(UNIX)
+  find_package(PkgConfig QUIET)
+  pkg_search_module(PC_MSH3 libmsh3)
+endif()
+
+find_path(MSH3_INCLUDE_DIR msh3.h
+  HINTS
+    ${PC_MSH3_INCLUDEDIR}
+    ${PC_MSH3_INCLUDE_DIRS}
+)
+
+find_library(MSH3_LIBRARY NAMES msh3
+  HINTS
+    ${PC_MSH3_LIBDIR}
+    ${PC_MSH3_LIBRARY_DIRS}
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(MSH3
+  REQUIRED_VARS
+    MSH3_LIBRARY
+    MSH3_INCLUDE_DIR
+)
+
+if(MSH3_FOUND)
+  set(MSH3_LIBRARIES    ${MSH3_LIBRARY})
+  set(MSH3_INCLUDE_DIRS ${MSH3_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(MSH3_INCLUDE_DIRS MSH3_LIBRARIES)

third_party/curl/CMake/FindMbedTLS.cmake

@@ -0,0 +1,36 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+find_path(MBEDTLS_INCLUDE_DIRS mbedtls/ssl.h)
+
+find_library(MBEDTLS_LIBRARY mbedtls)
+find_library(MBEDX509_LIBRARY mbedx509)
+find_library(MBEDCRYPTO_LIBRARY mbedcrypto)
+
+set(MBEDTLS_LIBRARIES "${MBEDTLS_LIBRARY}" "${MBEDX509_LIBRARY}" "${MBEDCRYPTO_LIBRARY}")
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(MbedTLS DEFAULT_MSG
+    MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)
+
+mark_as_advanced(MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)

third_party/curl/CMake/FindNGHTTP2.cmake

@@ -0,0 +1,41 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+include(FindPackageHandleStandardArgs)
+
+find_path(NGHTTP2_INCLUDE_DIR "nghttp2/nghttp2.h")
+
+find_library(NGHTTP2_LIBRARY NAMES nghttp2 nghttp2_static)
+
+find_package_handle_standard_args(NGHTTP2
+    FOUND_VAR
+      NGHTTP2_FOUND
+    REQUIRED_VARS
+      NGHTTP2_LIBRARY
+      NGHTTP2_INCLUDE_DIR
+)
+
+set(NGHTTP2_INCLUDE_DIRS ${NGHTTP2_INCLUDE_DIR})
+set(NGHTTP2_LIBRARIES ${NGHTTP2_LIBRARY})
+
+mark_as_advanced(NGHTTP2_INCLUDE_DIRS NGHTTP2_LIBRARIES)

third_party/curl/CMake/FindNGHTTP3.cmake

@@ -0,0 +1,78 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+
+#[=======================================================================[.rst:
+FindNGHTTP3
+----------
+
+Find the nghttp3 library
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+``NGHTTP3_FOUND``
+  System has nghttp3
+``NGHTTP3_INCLUDE_DIRS``
+  The nghttp3 include directories.
+``NGHTTP3_LIBRARIES``
+  The libraries needed to use nghttp3
+``NGHTTP3_VERSION``
+  version of nghttp3.
+#]=======================================================================]
+
+if(UNIX)
+  find_package(PkgConfig QUIET)
+  pkg_search_module(PC_NGHTTP3 libnghttp3)
+endif()
+
+find_path(NGHTTP3_INCLUDE_DIR nghttp3/nghttp3.h
+  HINTS
+    ${PC_NGHTTP3_INCLUDEDIR}
+    ${PC_NGHTTP3_INCLUDE_DIRS}
+)
+
+find_library(NGHTTP3_LIBRARY NAMES nghttp3
+  HINTS
+    ${PC_NGHTTP3_LIBDIR}
+    ${PC_NGHTTP3_LIBRARY_DIRS}
+)
+
+if(PC_NGHTTP3_VERSION)
+  set(NGHTTP3_VERSION ${PC_NGHTTP3_VERSION})
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(NGHTTP3
+  REQUIRED_VARS
+    NGHTTP3_LIBRARY
+    NGHTTP3_INCLUDE_DIR
+  VERSION_VAR NGHTTP3_VERSION
+)
+
+if(NGHTTP3_FOUND)
+  set(NGHTTP3_LIBRARIES    ${NGHTTP3_LIBRARY})
+  set(NGHTTP3_INCLUDE_DIRS ${NGHTTP3_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(NGHTTP3_INCLUDE_DIRS NGHTTP3_LIBRARIES)

third_party/curl/CMake/FindNGTCP2.cmake

@@ -0,0 +1,117 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+
+#[=======================================================================[.rst:
+FindNGTCP2
+----------
+
+Find the ngtcp2 library
+
+This module accepts optional COMPONENTS to control the crypto library (these are
+mutually exclusive)::
+
+  quictls, LibreSSL:  Use libngtcp2_crypto_quictls
+  BoringSSL, AWS-LC:  Use libngtcp2_crypto_boringssl
+  wolfSSL:            Use libngtcp2_crypto_wolfssl
+  GnuTLS:             Use libngtcp2_crypto_gnutls
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+``NGTCP2_FOUND``
+  System has ngtcp2
+``NGTCP2_INCLUDE_DIRS``
+  The ngtcp2 include directories.
+``NGTCP2_LIBRARIES``
+  The libraries needed to use ngtcp2
+``NGTCP2_VERSION``
+  version of ngtcp2.
+#]=======================================================================]
+
+if(UNIX)
+  find_package(PkgConfig QUIET)
+  pkg_search_module(PC_NGTCP2 libngtcp2)
+endif()
+
+find_path(NGTCP2_INCLUDE_DIR ngtcp2/ngtcp2.h
+  HINTS
+    ${PC_NGTCP2_INCLUDEDIR}
+    ${PC_NGTCP2_INCLUDE_DIRS}
+)
+
+find_library(NGTCP2_LIBRARY NAMES ngtcp2
+  HINTS
+    ${PC_NGTCP2_LIBDIR}
+    ${PC_NGTCP2_LIBRARY_DIRS}
+)
+
+if(PC_NGTCP2_VERSION)
+  set(NGTCP2_VERSION ${PC_NGTCP2_VERSION})
+endif()
+
+if(NGTCP2_FIND_COMPONENTS)
+  set(NGTCP2_CRYPTO_BACKEND "")
+  foreach(component IN LISTS NGTCP2_FIND_COMPONENTS)
+    if(component MATCHES "^(BoringSSL|quictls|wolfSSL|GnuTLS)")
+      if(NGTCP2_CRYPTO_BACKEND)
+        message(FATAL_ERROR "NGTCP2: Only one crypto library can be selected")
+      endif()
+      set(NGTCP2_CRYPTO_BACKEND ${component})
+    endif()
+  endforeach()
+
+  if(NGTCP2_CRYPTO_BACKEND)
+    string(TOLOWER "ngtcp2_crypto_${NGTCP2_CRYPTO_BACKEND}" _crypto_library)
+    if(UNIX)
+      pkg_search_module(PC_${_crypto_library} lib${_crypto_library})
+    endif()
+    find_library(${_crypto_library}_LIBRARY
+      NAMES
+        ${_crypto_library}
+      HINTS
+        ${PC_${_crypto_library}_LIBDIR}
+        ${PC_${_crypto_library}_LIBRARY_DIRS}
+    )
+    if(${_crypto_library}_LIBRARY)
+      set(NGTCP2_${NGTCP2_CRYPTO_BACKEND}_FOUND TRUE)
+      set(NGTCP2_CRYPTO_LIBRARY ${${_crypto_library}_LIBRARY})
+    endif()
+  endif()
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(NGTCP2
+  REQUIRED_VARS
+    NGTCP2_LIBRARY
+    NGTCP2_INCLUDE_DIR
+  VERSION_VAR NGTCP2_VERSION
+  HANDLE_COMPONENTS
+)
+
+if(NGTCP2_FOUND)
+  set(NGTCP2_LIBRARIES    ${NGTCP2_LIBRARY} ${NGTCP2_CRYPTO_LIBRARY})
+  set(NGTCP2_INCLUDE_DIRS ${NGTCP2_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(NGTCP2_INCLUDE_DIRS NGTCP2_LIBRARIES)

third_party/curl/CMake/FindQUICHE.cmake

@@ -0,0 +1,70 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+
+#[=======================================================================[.rst:
+FindQUICHE
+----------
+
+Find the quiche library
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+``QUICHE_FOUND``
+  System has quiche
+``QUICHE_INCLUDE_DIRS``
+  The quiche include directories.
+``QUICHE_LIBRARIES``
+  The libraries needed to use quiche
+#]=======================================================================]
+if(UNIX)
+  find_package(PkgConfig QUIET)
+  pkg_search_module(PC_QUICHE quiche)
+endif()
+
+find_path(QUICHE_INCLUDE_DIR quiche.h
+  HINTS
+    ${PC_QUICHE_INCLUDEDIR}
+    ${PC_QUICHE_INCLUDE_DIRS}
+)
+
+find_library(QUICHE_LIBRARY NAMES quiche
+  HINTS
+    ${PC_QUICHE_LIBDIR}
+    ${PC_QUICHE_LIBRARY_DIRS}
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(QUICHE
+  REQUIRED_VARS
+    QUICHE_LIBRARY
+    QUICHE_INCLUDE_DIR
+)
+
+if(QUICHE_FOUND)
+  set(QUICHE_LIBRARIES    ${QUICHE_LIBRARY})
+  set(QUICHE_INCLUDE_DIRS ${QUICHE_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(QUICHE_INCLUDE_DIRS QUICHE_LIBRARIES)

third_party/curl/CMake/FindWolfSSL.cmake

@@ -0,0 +1,36 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+find_path(WolfSSL_INCLUDE_DIR NAMES wolfssl/ssl.h)
+find_library(WolfSSL_LIBRARY NAMES wolfssl)
+mark_as_advanced(WolfSSL_INCLUDE_DIR WolfSSL_LIBRARY)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(WolfSSL
+  REQUIRED_VARS WolfSSL_INCLUDE_DIR WolfSSL_LIBRARY
+  )
+
+if(WolfSSL_FOUND)
+  set(WolfSSL_INCLUDE_DIRS ${WolfSSL_INCLUDE_DIR})
+  set(WolfSSL_LIBRARIES ${WolfSSL_LIBRARY})
+endif()

third_party/curl/CMake/FindZstd.cmake

@@ -0,0 +1,78 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+
+#[=======================================================================[.rst:
+FindZstd
+----------
+
+Find the zstd library
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+``Zstd_FOUND``
+  System has zstd
+``Zstd_INCLUDE_DIRS``
+  The zstd include directories.
+``Zstd_LIBRARIES``
+  The libraries needed to use zstd
+#]=======================================================================]
+
+if(UNIX)
+  find_package(PkgConfig QUIET)
+  pkg_search_module(PC_Zstd libzstd)
+endif()
+
+find_path(Zstd_INCLUDE_DIR zstd.h
+  HINTS
+    ${PC_Zstd_INCLUDEDIR}
+    ${PC_Zstd_INCLUDE_DIRS}
+)
+
+find_library(Zstd_LIBRARY NAMES zstd
+  HINTS
+    ${PC_Zstd_LIBDIR}
+    ${PC_Zstd_LIBRARY_DIRS}
+)
+
+if(Zstd_INCLUDE_DIR)
+  file(READ "${Zstd_INCLUDE_DIR}/zstd.h" _zstd_header)
+  string(REGEX MATCH ".*define ZSTD_VERSION_MAJOR *([0-9]+).*define ZSTD_VERSION_MINOR *([0-9]+).*define ZSTD_VERSION_RELEASE *([0-9]+)" _zstd_ver "${_zstd_header}")
+  set(Zstd_VERSION "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}")
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Zstd
+  REQUIRED_VARS
+    Zstd_LIBRARY
+    Zstd_INCLUDE_DIR
+  VERSION_VAR Zstd_VERSION
+)
+
+if(Zstd_FOUND)
+  set(Zstd_LIBRARIES    ${Zstd_LIBRARY})
+  set(Zstd_INCLUDE_DIRS ${Zstd_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(Zstd_INCLUDE_DIRS Zstd_LIBRARIES)

third_party/curl/CMake/Macros.cmake

@@ -0,0 +1,80 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+#File defines convenience macros for available feature testing
+
+# Check if header file exists and add it to the list.
+# This macro is intended to be called multiple times with a sequence of
+# possibly dependent header files.  Some headers depend on others to be
+# compiled correctly.
+macro(check_include_file_concat FILE VARIABLE)
+  check_include_files("${CURL_INCLUDES};${FILE}" ${VARIABLE})
+  if(${VARIABLE})
+    set(CURL_INCLUDES ${CURL_INCLUDES} ${FILE})
+    set(CURL_TEST_DEFINES "${CURL_TEST_DEFINES} -D${VARIABLE}")
+  endif()
+endmacro()
+
+# For other curl specific tests, use this macro.
+macro(curl_internal_test CURL_TEST)
+  if(NOT DEFINED "${CURL_TEST}")
+    set(MACRO_CHECK_FUNCTION_DEFINITIONS
+      "-D${CURL_TEST} ${CURL_TEST_DEFINES} ${CMAKE_REQUIRED_FLAGS}")
+    if(CMAKE_REQUIRED_LIBRARIES)
+      set(CURL_TEST_ADD_LIBRARIES
+        "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
+    endif()
+
+    message(STATUS "Performing Test ${CURL_TEST}")
+    try_compile(${CURL_TEST}
+      ${CMAKE_BINARY_DIR}
+      ${CMAKE_CURRENT_SOURCE_DIR}/CMake/CurlTests.c
+      CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
+      "${CURL_TEST_ADD_LIBRARIES}"
+      OUTPUT_VARIABLE OUTPUT)
+    if(${CURL_TEST})
+      set(${CURL_TEST} 1 CACHE INTERNAL "Curl test ${FUNCTION}")
+      message(STATUS "Performing Test ${CURL_TEST} - Success")
+      file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+        "Performing Test ${CURL_TEST} passed with the following output:\n"
+        "${OUTPUT}\n")
+    else()
+      message(STATUS "Performing Test ${CURL_TEST} - Failed")
+      set(${CURL_TEST} "" CACHE INTERNAL "Curl test ${FUNCTION}")
+      file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+        "Performing Test ${CURL_TEST} failed with the following output:\n"
+        "${OUTPUT}\n")
+    endif()
+  endif()
+endmacro()
+
+macro(optional_dependency DEPENDENCY)
+  set(CURL_${DEPENDENCY} AUTO CACHE STRING "Build curl with ${DEPENDENCY} support (AUTO, ON or OFF)")
+  set_property(CACHE CURL_${DEPENDENCY} PROPERTY STRINGS AUTO ON OFF)
+
+  if(CURL_${DEPENDENCY} STREQUAL AUTO)
+    find_package(${DEPENDENCY})
+  elseif(CURL_${DEPENDENCY})
+    find_package(${DEPENDENCY} REQUIRED)
+  endif()
+endmacro()

third_party/curl/CMake/OtherTests.cmake

@@ -0,0 +1,185 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+include(CheckCSourceCompiles)
+include(CheckCSourceRuns)
+include(CheckTypeSize)
+
+macro(add_header_include check header)
+  if(${check})
+    set(_source_epilogue "${_source_epilogue}
+      #include <${header}>")
+  endif()
+endmacro()
+
+set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
+
+if(NOT DEFINED HAVE_STRUCT_SOCKADDR_STORAGE)
+  set(CMAKE_EXTRA_INCLUDE_FILES)
+  if(WIN32)
+    set(CMAKE_EXTRA_INCLUDE_FILES "winsock2.h")
+    set(CMAKE_REQUIRED_DEFINITIONS "-DWIN32_LEAN_AND_MEAN")
+    set(CMAKE_REQUIRED_LIBRARIES "ws2_32")
+  elseif(HAVE_SYS_SOCKET_H)
+    set(CMAKE_EXTRA_INCLUDE_FILES "sys/socket.h")
+  endif()
+  check_type_size("struct sockaddr_storage" SIZEOF_STRUCT_SOCKADDR_STORAGE)
+  set(HAVE_STRUCT_SOCKADDR_STORAGE ${HAVE_SIZEOF_STRUCT_SOCKADDR_STORAGE})
+endif()
+
+if(NOT WIN32)
+  set(_source_epilogue "#undef inline")
+  add_header_include(HAVE_SYS_TYPES_H "sys/types.h")
+  add_header_include(HAVE_SYS_SOCKET_H "sys/socket.h")
+  check_c_source_compiles("${_source_epilogue}
+    int main(void)
+    {
+      int flag = MSG_NOSIGNAL;
+      (void)flag;
+      return 0;
+    }" HAVE_MSG_NOSIGNAL)
+endif()
+
+set(_source_epilogue "#undef inline")
+add_header_include(HAVE_SYS_TIME_H "sys/time.h")
+add_header_include(HAVE_SYS_STAT_H "sys/stat.h")
+check_c_source_compiles("${_source_epilogue}
+  #include <time.h>
+  int main(void)
+  {
+    struct timeval ts;
+    ts.tv_sec  = 0;
+    ts.tv_usec = 0;
+    (void)ts;
+    return 0;
+  }" HAVE_STRUCT_TIMEVAL)
+
+unset(CMAKE_TRY_COMPILE_TARGET_TYPE)
+
+if(NOT CMAKE_CROSSCOMPILING AND NOT APPLE)
+  set(_source_epilogue "#undef inline")
+  add_header_include(HAVE_SYS_POLL_H "sys/poll.h")
+  add_header_include(HAVE_POLL_H "poll.h")
+  check_c_source_runs("${_source_epilogue}
+    #include <stdlib.h>
+    #include <sys/time.h>
+    int main(void)
+    {
+      if(0 != poll(0, 0, 10)) {
+        return 1; /* fail */
+      }
+      else {
+        /* detect the 10.12 poll() breakage */
+        struct timeval before, after;
+        int rc;
+        size_t us;
+
+        gettimeofday(&before, NULL);
+        rc = poll(NULL, 0, 500);
+        gettimeofday(&after, NULL);
+
+        us = (after.tv_sec - before.tv_sec) * 1000000 +
+          (after.tv_usec - before.tv_usec);
+
+        if(us < 400000) {
+          return 1;
+        }
+      }
+      return 0;
+    }" HAVE_POLL_FINE)
+endif()
+
+# Detect HAVE_GETADDRINFO_THREADSAFE
+
+if(WIN32)
+  set(HAVE_GETADDRINFO_THREADSAFE ${HAVE_GETADDRINFO})
+elseif(NOT HAVE_GETADDRINFO)
+  set(HAVE_GETADDRINFO_THREADSAFE FALSE)
+elseif(APPLE OR
+       CMAKE_SYSTEM_NAME STREQUAL "AIX" OR
+       CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" OR
+       CMAKE_SYSTEM_NAME STREQUAL "HP-UX" OR
+       CMAKE_SYSTEM_NAME STREQUAL "MidnightBSD" OR
+       CMAKE_SYSTEM_NAME STREQUAL "NetBSD" OR
+       CMAKE_SYSTEM_NAME STREQUAL "SunOS")
+  set(HAVE_GETADDRINFO_THREADSAFE TRUE)
+elseif(CMAKE_SYSTEM_NAME MATCHES "BSD")
+  set(HAVE_GETADDRINFO_THREADSAFE FALSE)
+endif()
+
+if(NOT DEFINED HAVE_GETADDRINFO_THREADSAFE)
+  set(_source_epilogue "#undef inline")
+  add_header_include(HAVE_SYS_SOCKET_H "sys/socket.h")
+  add_header_include(HAVE_SYS_TIME_H "sys/time.h")
+  add_header_include(HAVE_NETDB_H "netdb.h")
+  check_c_source_compiles("${_source_epilogue}
+    int main(void)
+    {
+    #ifdef h_errno
+      return 0;
+    #else
+      force compilation error
+    #endif
+    }" HAVE_H_ERRNO)
+
+  if(NOT HAVE_H_ERRNO)
+    check_c_source_compiles("${_source_epilogue}
+      int main(void)
+      {
+        h_errno = 2;
+        return h_errno != 0 ? 1 : 0;
+      }" HAVE_H_ERRNO_ASSIGNABLE)
+
+    if(NOT HAVE_H_ERRNO_ASSIGNABLE)
+      check_c_source_compiles("${_source_epilogue}
+        int main(void)
+        {
+        #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200809L)
+          return 0;
+        #elif defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 700)
+          return 0;
+        #else
+          force compilation error
+        #endif
+        }" HAVE_H_ERRNO_SBS_ISSUE_7)
+    endif()
+  endif()
+
+  if(HAVE_H_ERRNO OR HAVE_H_ERRNO_ASSIGNABLE OR HAVE_H_ERRNO_SBS_ISSUE_7)
+    set(HAVE_GETADDRINFO_THREADSAFE TRUE)
+  endif()
+endif()
+
+if(NOT WIN32 AND NOT DEFINED HAVE_CLOCK_GETTIME_MONOTONIC_RAW)
+  set(_source_epilogue "#undef inline")
+  add_header_include(HAVE_SYS_TYPES_H "sys/types.h")
+  add_header_include(HAVE_SYS_TIME_H "sys/time.h")
+  check_c_source_compiles("${_source_epilogue}
+    #include <time.h>
+    int main(void)
+    {
+      struct timespec ts;
+      (void)clock_gettime(CLOCK_MONOTONIC_RAW, &ts);
+      return 0;
+    }" HAVE_CLOCK_GETTIME_MONOTONIC_RAW)
+endif()

third_party/curl/CMake/PickyWarnings.cmake

@@ -0,0 +1,236 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+include(CheckCCompilerFlag)
+
+unset(WPICKY)
+
+if(CURL_WERROR AND
+   ((CMAKE_COMPILER_IS_GNUCC AND
+     NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
+     NOT CMAKE_VERSION VERSION_LESS 3.23.0) OR  # check_symbol_exists() incompatible with GCC -pedantic-errors in earlier CMake versions
+   CMAKE_C_COMPILER_ID MATCHES "Clang"))
+  set(WPICKY "${WPICKY} -pedantic-errors")
+endif()
+
+if(PICKY_COMPILER)
+  if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
+
+    # https://clang.llvm.org/docs/DiagnosticsReference.html
+    # https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
+
+    # WPICKY_ENABLE = Options we want to enable as-is.
+    # WPICKY_DETECT = Options we want to test first and enable if available.
+
+    # Prefer the -Wextra alias with clang.
+    if(CMAKE_C_COMPILER_ID MATCHES "Clang")
+      set(WPICKY_ENABLE "-Wextra")
+    else()
+      set(WPICKY_ENABLE "-W")
+    endif()
+
+    list(APPEND WPICKY_ENABLE
+      -Wall -pedantic
+    )
+
+    # ----------------------------------
+    # Add new options here, if in doubt:
+    # ----------------------------------
+    set(WPICKY_DETECT
+    )
+
+    # Assume these options always exist with both clang and gcc.
+    # Require clang 3.0 / gcc 2.95 or later.
+    list(APPEND WPICKY_ENABLE
+      -Wbad-function-cast                  # clang  2.7  gcc  2.95
+      -Wconversion                         # clang  2.7  gcc  2.95
+      -Winline                             # clang  1.0  gcc  1.0
+      -Wmissing-declarations               # clang  1.0  gcc  2.7
+      -Wmissing-prototypes                 # clang  1.0  gcc  1.0
+      -Wnested-externs                     # clang  1.0  gcc  2.7
+      -Wno-long-long                       # clang  1.0  gcc  2.95
+      -Wno-multichar                       # clang  1.0  gcc  2.95
+      -Wpointer-arith                      # clang  1.0  gcc  1.4
+      -Wshadow                             # clang  1.0  gcc  2.95
+      -Wsign-compare                       # clang  1.0  gcc  2.95
+      -Wundef                              # clang  1.0  gcc  2.95
+      -Wunused                             # clang  1.1  gcc  2.95
+      -Wwrite-strings                      # clang  1.0  gcc  1.4
+    )
+
+    # Always enable with clang, version dependent with gcc
+    set(WPICKY_COMMON_OLD
+      -Waddress                            # clang  2.7  gcc  4.3
+      -Wattributes                         # clang  2.7  gcc  4.1
+      -Wcast-align                         # clang  1.0  gcc  4.2
+      -Wdeclaration-after-statement        # clang  1.0  gcc  3.4
+      -Wdiv-by-zero                        # clang  2.7  gcc  4.1
+      -Wempty-body                         # clang  2.7  gcc  4.3
+      -Wendif-labels                       # clang  1.0  gcc  3.3
+      -Wfloat-equal                        # clang  1.0  gcc  2.96 (3.0)
+      -Wformat-security                    # clang  2.7  gcc  4.1
+      -Wignored-qualifiers                 # clang  2.8  gcc  4.3
+      -Wmissing-field-initializers         # clang  2.7  gcc  4.1
+      -Wmissing-noreturn                   # clang  2.7  gcc  4.1
+      -Wno-format-nonliteral               # clang  1.0  gcc  2.96 (3.0)
+      -Wno-system-headers                  # clang  1.0  gcc  3.0
+    # -Wpadded                             # clang  2.9  gcc  4.1               # Not used because we cannot change public structs
+      -Wold-style-definition               # clang  2.7  gcc  3.4
+      -Wredundant-decls                    # clang  2.7  gcc  4.1
+      -Wsign-conversion                    # clang  2.9  gcc  4.3
+        -Wno-error=sign-conversion                                              # FIXME
+      -Wstrict-prototypes                  # clang  1.0  gcc  3.3
+    # -Wswitch-enum                        # clang  2.7  gcc  4.1               # Not used because this basically disallows default case
+      -Wtype-limits                        # clang  2.7  gcc  4.3
+      -Wunreachable-code                   # clang  2.7  gcc  4.1
+    # -Wunused-macros                      # clang  2.7  gcc  4.1               # Not practical
+      -Wunused-parameter                   # clang  2.7  gcc  4.1
+      -Wvla                                # clang  2.8  gcc  4.3
+    )
+
+    set(WPICKY_COMMON
+      -Wdouble-promotion                   # clang  3.6  gcc  4.6  appleclang  6.3
+      -Wenum-conversion                    # clang  3.2  gcc 10.0  appleclang  4.6  g++ 11.0
+      -Wpragmas                            # clang  3.5  gcc  4.1  appleclang  6.0
+      -Wunused-const-variable              # clang  3.4  gcc  6.0  appleclang  5.1
+    )
+
+    if(CMAKE_C_COMPILER_ID MATCHES "Clang")
+      list(APPEND WPICKY_ENABLE
+        ${WPICKY_COMMON_OLD}
+        -Wshift-sign-overflow              # clang  2.9
+        -Wshorten-64-to-32                 # clang  1.0
+        -Wlanguage-extension-token         # clang  3.0
+        -Wformat=2                         # clang  3.0  gcc  4.8
+      )
+      # Enable based on compiler version
+      if((CMAKE_C_COMPILER_ID STREQUAL "Clang"      AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.6) OR
+         (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.3))
+        list(APPEND WPICKY_ENABLE
+          ${WPICKY_COMMON}
+          -Wunreachable-code-break         # clang  3.5            appleclang  6.0
+          -Wheader-guard                   # clang  3.4            appleclang  5.1
+          -Wsometimes-uninitialized        # clang  3.2            appleclang  4.6
+        )
+      endif()
+      if((CMAKE_C_COMPILER_ID STREQUAL "Clang"      AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.9) OR
+         (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.3))
+        list(APPEND WPICKY_ENABLE
+          -Wcomma                          # clang  3.9            appleclang  8.3
+          -Wmissing-variable-declarations  # clang  3.2            appleclang  4.6
+        )
+      endif()
+      if((CMAKE_C_COMPILER_ID STREQUAL "Clang"      AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0) OR
+         (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.3))
+        list(APPEND WPICKY_ENABLE
+          -Wassign-enum                    # clang  7.0            appleclang 10.3
+          -Wextra-semi-stmt                # clang  7.0            appleclang 10.3
+        )
+      endif()
+      if((CMAKE_C_COMPILER_ID STREQUAL "Clang"      AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0) OR
+         (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.4))
+        list(APPEND WPICKY_ENABLE
+          -Wimplicit-fallthrough           # clang  4.0  gcc  7.0  appleclang 12.4  # we have silencing markup for clang 10.0 and above only
+        )
+      endif()
+    else()  # gcc
+      list(APPEND WPICKY_DETECT
+        ${WPICKY_COMMON}
+      )
+      # Enable based on compiler version
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.3)
+        list(APPEND WPICKY_ENABLE
+          ${WPICKY_COMMON_OLD}
+          -Wclobbered                      #             gcc  4.3
+          -Wmissing-parameter-type         #             gcc  4.3
+          -Wold-style-declaration          #             gcc  4.3
+          -Wstrict-aliasing=3              #             gcc  4.0
+          -Wtrampolines                    #             gcc  4.3
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5 AND MINGW)
+        list(APPEND WPICKY_ENABLE
+          -Wno-pedantic-ms-format          #             gcc  4.5 (mingw-only)
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8)
+        list(APPEND WPICKY_ENABLE
+          -Wformat=2                       # clang  3.0  gcc  4.8
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
+        list(APPEND WPICKY_ENABLE
+          -Warray-bounds=2 -ftree-vrp      # clang  3.0  gcc  5.0 (clang default: -Warray-bounds)
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0)
+        list(APPEND WPICKY_ENABLE
+          -Wduplicated-cond                #             gcc  6.0
+          -Wnull-dereference               # clang  3.0  gcc  6.0 (clang default)
+            -fdelete-null-pointer-checks
+          -Wshift-negative-value           # clang  3.7  gcc  6.0 (clang default)
+          -Wshift-overflow=2               # clang  3.0  gcc  6.0 (clang default: -Wshift-overflow)
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0)
+        list(APPEND WPICKY_ENABLE
+          -Walloc-zero                     #             gcc  7.0
+          -Wduplicated-branches            #             gcc  7.0
+          -Wformat-overflow=2              #             gcc  7.0
+          -Wformat-truncation=2            #             gcc  7.0
+          -Wimplicit-fallthrough           # clang  4.0  gcc  7.0
+          -Wrestrict                       #             gcc  7.0
+        )
+      endif()
+      if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
+        list(APPEND WPICKY_ENABLE
+          -Warith-conversion               #             gcc 10.0
+        )
+      endif()
+    endif()
+
+    #
+
+    foreach(_CCOPT IN LISTS WPICKY_ENABLE)
+      set(WPICKY "${WPICKY} ${_CCOPT}")
+    endforeach()
+
+    foreach(_CCOPT IN LISTS WPICKY_DETECT)
+      # surprisingly, CHECK_C_COMPILER_FLAG needs a new variable to store each new
+      # test result in.
+      string(MAKE_C_IDENTIFIER "OPT${_CCOPT}" _optvarname)
+      # GCC only warns about unknown -Wno- options if there are also other diagnostic messages,
+      # so test for the positive form instead
+      string(REPLACE "-Wno-" "-W" _CCOPT_ON "${_CCOPT}")
+      check_c_compiler_flag(${_CCOPT_ON} ${_optvarname})
+      if(${_optvarname})
+        set(WPICKY "${WPICKY} ${_CCOPT}")
+      endif()
+    endforeach()
+  endif()
+endif()
+
+if(WPICKY)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WPICKY}")
+  message(STATUS "Picky compiler options:${WPICKY}")
+endif()

third_party/curl/CMake/Platforms/WindowsCache.cmake

@@ -0,0 +1,191 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+if(NOT WIN32)
+  message(FATAL_ERROR "This file should be included on Windows platform only")
+endif()
+
+set(HAVE_LOCALE_H 1)
+
+if(MINGW)
+  set(HAVE_SNPRINTF 1)
+  set(HAVE_UNISTD_H 1)
+  set(HAVE_LIBGEN_H 1)
+  set(HAVE_STDDEF_H 1)  # detected by CMake internally in check_type_size()
+  set(HAVE_STDBOOL_H 1)
+  set(HAVE_BOOL_T "${HAVE_STDBOOL_H}")
+  set(HAVE_STRTOLL 1)
+  set(HAVE_BASENAME 1)
+  set(HAVE_STRCASECMP 1)
+  set(HAVE_FTRUNCATE 1)
+  set(HAVE_SYS_PARAM_H 1)
+  set(HAVE_SYS_TIME_H 1)
+  set(HAVE_GETTIMEOFDAY 1)
+else()
+  set(HAVE_LIBGEN_H 0)
+  set(HAVE_STRCASECMP 0)
+  set(HAVE_FTRUNCATE 0)
+  set(HAVE_SYS_PARAM_H 0)
+  set(HAVE_SYS_TIME_H 0)
+  set(HAVE_GETTIMEOFDAY 0)
+  if(MSVC)
+    set(HAVE_UNISTD_H 0)
+    set(HAVE_LOCALE_H 1)
+    set(HAVE_STDDEF_H 1)  # detected by CMake internally in check_type_size()
+    set(HAVE_STDATOMIC_H 0)
+    if(NOT MSVC_VERSION LESS 1800)
+      set(HAVE_STDBOOL_H 1)
+      set(HAVE_STRTOLL 1)
+    else()
+      set(HAVE_STDBOOL_H 0)
+      set(HAVE_STRTOLL 0)
+    endif()
+    set(HAVE_BOOL_T "${HAVE_STDBOOL_H}")
+    if(NOT MSVC_VERSION LESS 1900)
+      set(HAVE_SNPRINTF 1)
+    else()
+      set(HAVE_SNPRINTF 0)
+    endif()
+    set(HAVE_BASENAME 0)
+    set(HAVE_STRTOK_R 0)
+    set(HAVE_FILE_OFFSET_BITS 0)
+    set(HAVE_ATOMIC 0)
+  endif()
+endif()
+
+# Available in Windows XP and newer
+set(HAVE_GETADDRINFO 1)
+set(HAVE_FREEADDRINFO 1)
+
+set(HAVE_FCHMOD 0)
+set(HAVE_SOCKETPAIR 0)
+set(HAVE_SENDMSG 0)
+set(HAVE_ALARM 0)
+set(HAVE_FCNTL 0)
+set(HAVE_GETPPID 0)
+set(HAVE_UTIMES 0)
+set(HAVE_GETPWUID_R 0)
+set(HAVE_STRERROR_R 0)
+set(HAVE_SIGINTERRUPT 0)
+set(HAVE_PIPE 0)
+set(HAVE_IF_NAMETOINDEX 0)
+set(HAVE_GETRLIMIT 0)
+set(HAVE_SETRLIMIT 0)
+set(HAVE_FSETXATTR 0)
+set(HAVE_LIBSOCKET 0)
+set(HAVE_SETLOCALE 1)
+set(HAVE_SETMODE 1)
+set(HAVE_GETPEERNAME 1)
+set(HAVE_GETSOCKNAME 1)
+set(HAVE_GETHOSTNAME 1)
+set(HAVE_LIBZ 0)
+
+set(HAVE_RECV 1)
+set(HAVE_SEND 1)
+set(HAVE_STROPTS_H 0)
+set(HAVE_SYS_XATTR_H 0)
+set(HAVE_ARC4RANDOM 0)
+set(HAVE_FNMATCH 0)
+set(HAVE_SCHED_YIELD 0)
+set(HAVE_ARPA_INET_H 0)
+set(HAVE_FCNTL_H 1)
+set(HAVE_IFADDRS_H 0)
+set(HAVE_IO_H 1)
+set(HAVE_NETDB_H 0)
+set(HAVE_NETINET_IN_H 0)
+set(HAVE_NETINET_TCP_H 0)
+set(HAVE_NETINET_UDP_H 0)
+set(HAVE_NET_IF_H 0)
+set(HAVE_IOCTL_SIOCGIFADDR 0)
+set(HAVE_POLL_H 0)
+set(HAVE_POLL_FINE 0)
+set(HAVE_PWD_H 0)
+set(HAVE_STRINGS_H 0)  # mingw-w64 has it (wrapper to string.h)
+set(HAVE_SYS_FILIO_H 0)
+set(HAVE_SYS_WAIT_H 0)
+set(HAVE_SYS_IOCTL_H 0)
+set(HAVE_SYS_POLL_H 0)
+set(HAVE_SYS_RESOURCE_H 0)
+set(HAVE_SYS_SELECT_H 0)
+set(HAVE_SYS_SOCKET_H 0)
+set(HAVE_SYS_SOCKIO_H 0)
+set(HAVE_SYS_STAT_H 1)
+set(HAVE_SYS_TYPES_H 1)
+set(HAVE_SYS_UN_H 0)
+set(HAVE_SYS_UTIME_H 1)
+set(HAVE_TERMIOS_H 0)
+set(HAVE_TERMIO_H 0)
+set(HAVE_UTIME_H 0)  # mingw-w64 has it (wrapper to sys/utime.h)
+
+set(HAVE_DIRENT_H 0)
+set(HAVE_OPENDIR 0)
+
+set(HAVE_FSEEKO 0)
+set(HAVE__FSEEKI64 1)
+set(HAVE_SOCKET 1)
+set(HAVE_SELECT 1)
+set(HAVE_STRDUP 1)
+set(HAVE_STRICMP 1)
+set(HAVE_STRCMPI 1)
+set(HAVE_MEMRCHR 0)
+set(HAVE_CLOSESOCKET 1)
+set(HAVE_SIGSETJMP 0)
+set(HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID 1)
+set(HAVE_GETPASS_R 0)
+set(HAVE_GETPWUID 0)
+set(HAVE_GETEUID 0)
+set(HAVE_UTIME 1)
+set(HAVE_GMTIME_R 0)
+set(HAVE_GETHOSTBYNAME_R 0)
+set(HAVE_SIGNAL 1)
+set(HAVE_SIGACTION 0)
+set(HAVE_LINUX_TCP_H 0)
+set(HAVE_GLIBC_STRERROR_R 0)
+set(HAVE_MACH_ABSOLUTE_TIME 0)
+set(HAVE_GETIFADDRS 0)
+set(HAVE_FCNTL_O_NONBLOCK 0)
+set(HAVE_IOCTLSOCKET 1)
+set(HAVE_IOCTLSOCKET_CAMEL 0)
+set(HAVE_IOCTLSOCKET_CAMEL_FIONBIO 0)
+set(HAVE_IOCTLSOCKET_FIONBIO 1)
+set(HAVE_IOCTL_FIONBIO 0)
+set(HAVE_SETSOCKOPT_SO_NONBLOCK 0)
+set(HAVE_POSIX_STRERROR_R 0)
+set(HAVE_BUILTIN_AVAILABLE 0)
+set(HAVE_MSG_NOSIGNAL 0)
+set(HAVE_STRUCT_TIMEVAL 1)
+set(HAVE_STRUCT_SOCKADDR_STORAGE 1)
+
+set(HAVE_GETHOSTBYNAME_R_3 0)
+set(HAVE_GETHOSTBYNAME_R_3_REENTRANT 0)
+set(HAVE_GETHOSTBYNAME_R_5 0)
+set(HAVE_GETHOSTBYNAME_R_5_REENTRANT 0)
+set(HAVE_GETHOSTBYNAME_R_6 0)
+set(HAVE_GETHOSTBYNAME_R_6_REENTRANT 0)
+
+set(HAVE_O_NONBLOCK 0)
+set(HAVE_IN_ADDR_T 0)
+set(STDC_HEADERS 1)
+
+set(HAVE_SIZEOF_SUSECONDS_T 0)
+set(HAVE_SIZEOF_SA_FAMILY_T 0)

third_party/curl/CMake/Utilities.cmake

@@ -0,0 +1,35 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+# File containing various utilities
+
+# Returns number of arguments that evaluate to true
+function(count_true output_count_var)
+  set(lst_len 0)
+  foreach(option_var IN LISTS ARGN)
+    if(${option_var})
+      math(EXPR lst_len "${lst_len} + 1")
+    endif()
+  endforeach()
+  set(${output_count_var} ${lst_len} PARENT_SCOPE)
+endfunction()

third_party/curl/CMake/cmake_uninstall.cmake.in

@@ -0,0 +1,49 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+if(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+  message(FATAL_ERROR "Cannot find install manifest: @CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
+endif()
+
+if(NOT DEFINED CMAKE_INSTALL_PREFIX)
+  set(CMAKE_INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@")
+endif()
+message(${CMAKE_INSTALL_PREFIX})
+
+file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
+string(REGEX REPLACE "\n" ";" files "${files}")
+foreach(file ${files})
+  message(STATUS "Uninstalling $ENV{DESTDIR}${file}")
+  if(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
+    exec_program(
+      "@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
+      OUTPUT_VARIABLE rm_out
+      RETURN_VALUE rm_retval
+      )
+    if(NOT "${rm_retval}" STREQUAL 0)
+      message(FATAL_ERROR "Problem when removing $ENV{DESTDIR}${file}")
+    endif()
+  else()
+    message(STATUS "File $ENV{DESTDIR}${file} does not exist.")
+  endif()
+endforeach()

third_party/curl/CMake/curl-config.cmake.in

@@ -0,0 +1,40 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+@PACKAGE_INIT@
+
+include(CMakeFindDependencyMacro)
+if(@USE_OPENSSL@)
+  find_dependency(OpenSSL @OPENSSL_VERSION_MAJOR@)
+endif()
+if(@USE_ZLIB@)
+  find_dependency(ZLIB @ZLIB_VERSION_MAJOR@)
+endif()
+
+include("${CMAKE_CURRENT_LIST_DIR}/@TARGETS_EXPORT_NAME@.cmake")
+check_required_components("@PROJECT_NAME@")
+
+# Alias for either shared or static library
+if(NOT TARGET @PROJECT_NAME@::libcurl)
+  add_library(@PROJECT_NAME@::libcurl ALIAS @PROJECT_NAME@::@LIB_SELECTED@)
+endif()