init repo.

third_party/openssl-cmake/scripts/building_env.py

@@ -0,0 +1,101 @@
+#!/usr/bin/env python3
+# MIT License
+#
+# Copyright (c) 2015-2023 The ViaDuck Project
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+
+# creates a building environment for openssl
+# - working directory
+# - on windows: uses msys' bash for command execution (openssl's scripts need an UNIX-like environment with perl)
+
+import argparse
+import os, re
+import sys
+import subprocess
+# from subprocess import PIPE, Popen
+# from sys import exit
+
+parser = argparse.ArgumentParser()
+parser.add_argument('-v', '--verbose', action='store_true')
+parser.add_argument('--bash', nargs='?')
+parser.add_argument('--make', nargs='?')
+parser.add_argument('--envfile')
+parser.add_argument('os')
+parser.add_argument('cwd')
+parser.add_argument('args', nargs='+')
+args = parser.parse_args()
+
+if args.verbose:
+    print(args)
+
+env = os.environ
+env_sep = ';' if args.os == 'WIN32' else ':'
+
+def add_env(k, v):
+    global env
+
+    if k == 'PATH':
+        env[k] = v + ('' if v.endswith(env_sep) else env_sep) + env[k]
+    else:
+        env[k] = v
+
+    if args.verbose:
+        print(f'Updated env[{k}] to "{v}"')
+
+# add bash and make directories to path if specified
+if args.bash is not None and len(args.bash) > 0:
+    add_env('PATH', os.path.dirname(args.bash))
+if args.make is not None and len(args.make) > 0:
+    add_env('PATH', os.path.dirname(args.make))
+
+# os-specifics
+if args.os == 'WIN32':
+    # otherwise: internal error: invalid --jobserver-fds string `gmake_semaphore_1824'
+    add_env('MAKEFLAGS', '')
+elif args.os == 'LINUX_CROSS_ANDROID':
+    # parse A="B" where B has all quotes escaped
+    pattern = re.compile(r'^(.*?)="((?:\\.|[^"\\])*)"', re.MULTILINE | re.DOTALL)
+
+    # parse env vars from file
+    with open(args.envfile, 'r') as f:
+        content = f.read()
+
+    # unescape and save all env vars
+    for k, v in pattern.findall(content):
+        add_env(k, v.replace("\\\"", "\""))
+
+# build command-line
+cmd_exec, cmd_args = args.args[0], ' '.join(args.args[1:])
+cmd_line = f'"{cmd_exec}" {cmd_args} || exit $?'
+
+if args.verbose:
+    print(f'Built cmd_line = "{cmd_line}"')
+
+proc = None
+if args.os == 'WIN32':
+    # we must emulate a UNIX environment to build openssl using mingw
+    proc = subprocess.Popen(bash, env=env, cwd=args.cwd, stdin=subprocess.PIPE, universal_newlines=True)
+    proc.communicate(input=cmd_line)
+else:
+    proc = subprocess.Popen(cmd_line, env=env, cwd=args.cwd, shell=True)
+    proc.communicate()
+
+sys.exit(proc.returncode)