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| author | Rolf Eike Beer <eike@sf-mail.de> | 2020-04-30 14:19:04 +0200 |
|---|---|---|
| committer | Rolf Eike Beer <eike@sf-mail.de> | 2020-05-05 18:38:50 +0200 |
| commit | cd31a8acef2947c8c577d8180109311446a877a7 (patch) | |
| tree | 360975d7ab72f26fbf9ee2bca82fecea2a87b0e2 /Modules/FindPkgConfig.cmake | |
| parent | d3d53eefeeea5d3cf853f4591e318f3e4998bec0 (diff) | |
| download | cmake-cd31a8acef2947c8c577d8180109311446a877a7.tar.gz | |
FindPkgConfig: also handle "-isystem" prefixes for include directories
Fixes: #20652
Diffstat (limited to 'Modules/FindPkgConfig.cmake')
| -rw-r--r-- | Modules/FindPkgConfig.cmake | 48 |
1 files changed, 41 insertions, 7 deletions
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake index 835811cdbd..93827d8bec 100644 --- a/Modules/FindPkgConfig.cmake +++ b/Modules/FindPkgConfig.cmake @@ -412,6 +412,36 @@ function(_pkgconfig_extract_frameworks _prefix) set(${_prefix}_LDFLAGS_OTHER "${ldflags}" PARENT_SCOPE) endfunction() +# pkg-config returns -isystem include directories in --cflags-only-other, +# depending on the version and if there is a space between -isystem and +# the actual path +function(_pkgconfig_extract_isystem _prefix) + set(cflags "${${_prefix}_CFLAGS_OTHER}") + set(outflags "") + set(incdirs "${${_prefix}_INCLUDE_DIRS}") + + set(next_is_isystem FALSE) + foreach (THING IN LISTS cflags) + # This may filter "-isystem -isystem". That would not work anyway, + # so let it happen. + if (THING STREQUAL "-isystem") + set(next_is_isystem TRUE) + continue() + endif () + if (next_is_isystem) + set(next_is_isystem FALSE) + list(APPEND incdirs "${THING}") + elseif (THING MATCHES "^-isystem") + string(SUBSTRING "${THING}" 8 -1 THING) + list(APPEND incdirs "${THING}") + else () + list(APPEND outflags "${THING}") + endif () + endforeach () + set(${_prefix}_CFLAGS_OTHER "${outflags}" PARENT_SCOPE) + set(${_prefix}_INCLUDE_DIRS "${incdirs}" PARENT_SCOPE) +endfunction() + ### macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cmake_environment_path _imp_target _imp_target_global _prefix) _pkgconfig_unset(${_prefix}_FOUND) @@ -545,18 +575,22 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma endforeach() # set variables which are combined for multiple modules - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LIBRARIES "(^| )-l" --libs-only-l ) - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LIBRARY_DIRS "(^| )-L" --libs-only-L ) - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS "" --libs ) - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS_OTHER "" --libs-only-other ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LIBRARIES "(^| )-l" --libs-only-l ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LIBRARY_DIRS "(^| )-L" --libs-only-L ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS "" --libs ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS_OTHER "" --libs-only-other ) if (APPLE AND "-framework" IN_LIST ${_prefix}_LDFLAGS_OTHER) _pkgconfig_extract_frameworks("${_prefix}") endif() - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" INCLUDE_DIRS "(^| )-I" --cflags-only-I ) - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS "" --cflags ) - _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS_OTHER "" --cflags-only-other ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" INCLUDE_DIRS "(^| )(-I|-isystem ?)" --cflags-only-I ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS "" --cflags ) + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS_OTHER "" --cflags-only-other ) + + if (${_prefix}_CFLAGS_OTHER MATCHES "-isystem") + _pkgconfig_extract_isystem("${_prefix}") + endif () _pkg_recalculate("${_prefix}" ${_no_cmake_path} ${_no_cmake_environment_path} ${_imp_target} ${_imp_target_global}) endif() |