vcpkg/ports/pcre2/vcpkg.json

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{
"name": "pcre2",
"version": "10.42",
"port-version": 3,
"description": "Regular Expression pattern matching using the same syntax and semantics as Perl 5.",
"homepage": "https://github.com/PCRE2Project/pcre2",
"license": "BSD-3-Clause",
"dependencies": [
{
"name": "vcpkg-cmake",
"host": true
},
{
"name": "vcpkg-cmake-config",
"host": true
}
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],
"default-features": [
"platform-default-features"
],
"features": {
"jit": {
"description": "Enable support for Just-In-Time compiling regex matchers",
[pcre2] Disable JIT when targeting iOS (#37059) PCRE2 JIT compilation is unsupported on iOS as per https://codereview.qt-project.org/c/qt/qtbase/+/204514 Since our Qt port uses the separately built `pcre2` port (instead of the bundled version): https://github.com/microsoft/vcpkg/blob/3f966cf6a8654a0bc067738bcb95d489e197ad68/ports/qtbase/portfile.cmake#L315 ...the linked Qt fix doesn't apply to us, so we'll have to disable it explicitly. ### Background I ran into this today while debugging a crash of a Qt app built for the iOS simulator (using vcpkg-built libraries): <details> <summary>Crash Log</summary> ``` Exception Type: EXC_BAD_ACCESS (SIGBUS) Exception Subtype: KERN_PROTECTION_FAILURE at 0x000000010dbb8008 Exception Codes: 0x0000000000000002, 0x000000010dbb8008 VM Region Info: 0x10dbb8008 is in 0x10dbb8000-0x10dbc8000; bytes after start: 8 bytes before end: 65527 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL ColorSync 10dbb0000-10dbb8000 [ 32K] r--/r-- SM=PRV ---> VM_ALLOCATE 10dbb8000-10dbc8000 [ 64K] rwx/rwx SM=PRV GAP OF 0x38000 BYTES MALLOC_TINY 10dc00000-10dd00000 [ 1024K] rw-/rwx SM=PRV Termination Reason: SIGNAL 10 Bus error: 10 Terminating Process: exc handler [98229] Triggered by Thread: 0 Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 Mixxx 0x107b8ec24 sljit_malloc_exec + 236 1 Mixxx 0x107b8ea80 pcre2_jit_compile_16 + 160 2 Mixxx 0x104ec52d4 QRegularExpressionPrivate::compilePattern() + 252 3 Mixxx 0x104ec6058 QRegularExpression::isValid() const + 24 4 Mixxx 0x104e30194 QtPrivate::contains(QStringView, QString const*, QRegularExpression const&, QRegularExpressionMatch*) + 52 5 Mixxx 0x10599a8ec QIOSScreen::QIOSScreen(UIScreen*) + 1060 6 Mixxx 0x105998850 QIOSIntegration::initialize() + 272 7 Mixxx 0x104d8165c QCoreApplicationPrivate::init() + 1640 8 Mixxx 0x1076c80e0 QGuiApplicationPrivate::init() + 60 9 Mixxx 0x105d9d20c QApplicationPrivate::init() + 24 10 Mixxx 0x105d9d1e0 QApplication::QApplication(int&, char**, int) + 140 ``` </details> This fixes the problem. ### Checklist - [x] Changes comply with the [maintainer guide](https://github.com/microsoft/vcpkg-docs/blob/main/vcpkg/contributing/maintainer-guide.md). - [x] SHA512s are updated for each updated download (not applicable). - [x] The "supports" clause reflects platforms that may be fixed by this new version. - [x] Any fixed [CI baseline](https://github.com/microsoft/vcpkg/blob/master/scripts/ci.baseline.txt) entries are removed from that file (not applicable). - [x] Any patches that are no longer applied are deleted from the port's directory (not applicable). - [x] The version database is fixed by rerunning `./vcpkg x-add-version --all` and committing the result. - [x] Only one version is added to each modified port's versions file.
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"supports": "!emscripten & !ios"
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},
"platform-default-features": {
"description": "Enable default features",
"dependencies": [
{
"name": "pcre2",
"features": [
"jit"
],
[pcre2] Disable JIT when targeting iOS (#37059) PCRE2 JIT compilation is unsupported on iOS as per https://codereview.qt-project.org/c/qt/qtbase/+/204514 Since our Qt port uses the separately built `pcre2` port (instead of the bundled version): https://github.com/microsoft/vcpkg/blob/3f966cf6a8654a0bc067738bcb95d489e197ad68/ports/qtbase/portfile.cmake#L315 ...the linked Qt fix doesn't apply to us, so we'll have to disable it explicitly. ### Background I ran into this today while debugging a crash of a Qt app built for the iOS simulator (using vcpkg-built libraries): <details> <summary>Crash Log</summary> ``` Exception Type: EXC_BAD_ACCESS (SIGBUS) Exception Subtype: KERN_PROTECTION_FAILURE at 0x000000010dbb8008 Exception Codes: 0x0000000000000002, 0x000000010dbb8008 VM Region Info: 0x10dbb8008 is in 0x10dbb8000-0x10dbc8000; bytes after start: 8 bytes before end: 65527 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL ColorSync 10dbb0000-10dbb8000 [ 32K] r--/r-- SM=PRV ---> VM_ALLOCATE 10dbb8000-10dbc8000 [ 64K] rwx/rwx SM=PRV GAP OF 0x38000 BYTES MALLOC_TINY 10dc00000-10dd00000 [ 1024K] rw-/rwx SM=PRV Termination Reason: SIGNAL 10 Bus error: 10 Terminating Process: exc handler [98229] Triggered by Thread: 0 Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 Mixxx 0x107b8ec24 sljit_malloc_exec + 236 1 Mixxx 0x107b8ea80 pcre2_jit_compile_16 + 160 2 Mixxx 0x104ec52d4 QRegularExpressionPrivate::compilePattern() + 252 3 Mixxx 0x104ec6058 QRegularExpression::isValid() const + 24 4 Mixxx 0x104e30194 QtPrivate::contains(QStringView, QString const*, QRegularExpression const&, QRegularExpressionMatch*) + 52 5 Mixxx 0x10599a8ec QIOSScreen::QIOSScreen(UIScreen*) + 1060 6 Mixxx 0x105998850 QIOSIntegration::initialize() + 272 7 Mixxx 0x104d8165c QCoreApplicationPrivate::init() + 1640 8 Mixxx 0x1076c80e0 QGuiApplicationPrivate::init() + 60 9 Mixxx 0x105d9d20c QApplicationPrivate::init() + 24 10 Mixxx 0x105d9d1e0 QApplication::QApplication(int&, char**, int) + 140 ``` </details> This fixes the problem. ### Checklist - [x] Changes comply with the [maintainer guide](https://github.com/microsoft/vcpkg-docs/blob/main/vcpkg/contributing/maintainer-guide.md). - [x] SHA512s are updated for each updated download (not applicable). - [x] The "supports" clause reflects platforms that may be fixed by this new version. - [x] Any fixed [CI baseline](https://github.com/microsoft/vcpkg/blob/master/scripts/ci.baseline.txt) entries are removed from that file (not applicable). - [x] Any patches that are no longer applied are deleted from the port's directory (not applicable). - [x] The version database is fixed by rerunning `./vcpkg x-add-version --all` and committing the result. - [x] Only one version is added to each modified port's versions file.
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"platform": "!emscripten & !ios"
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}
]
}
}
}