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| author | Bill Hoffman <bill.hoffman@kitware.com> | 2006-12-09 20:02:19 (GMT) |
|---|---|---|
| committer | Bill Hoffman <bill.hoffman@kitware.com> | 2006-12-09 20:02:19 (GMT) |
| commit | ff6146334cbfcc5599e97cc864115bb15e93db11 (patch) | |
| tree | 20da1efb2344e9b53d082674fbef03556260deb6 /Modules/UsePkgConfig.cmake | |
| parent | b9787a965f8d414b0d505ba48d10c0d4a5082d69 (diff) | |
| download | CMake-ff6146334cbfcc5599e97cc864115bb15e93db11.zip CMake-ff6146334cbfcc5599e97cc864115bb15e93db11.tar.gz CMake-ff6146334cbfcc5599e97cc864115bb15e93db11.tar.bz2 | |
ENH: better backwards compatibility, and deprecate PKGCONFIG
Diffstat (limited to 'Modules/UsePkgConfig.cmake')
| -rw-r--r-- | Modules/UsePkgConfig.cmake | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/Modules/UsePkgConfig.cmake b/Modules/UsePkgConfig.cmake index 62cc1d5..ed47e2d 100644 --- a/Modules/UsePkgConfig.cmake +++ b/Modules/UsePkgConfig.cmake @@ -1,6 +1,6 @@ # - obsolete pkg-config module for CMake # -# Includes FindPkgConfig.cmake which defines +# Defines the following macros: # # PKGCONFIG(package includedir libdir linkflags cflags) # @@ -10,11 +10,39 @@ # variable will be empty when the function returns, otherwise they will contain the respective information # -INCLUDE(FindPkgConfig) -# Retain backwards compatibility with old PKGCONFIG_EXECUTABLE name. -IF(PKG_CONFIG_EXECUTABLE) - SET(PKGCONFIG_EXECUTABLE ${PKG_CONFIG_EXECUTABLE}) -ELSE(PKG_CONFIG_EXECUTABLE) - SET(PKGCONFIG_EXECUTABLE PKGCONFIG_EXECUTABLE-NOTFOUND) -ENDIF(PKG_CONFIG_EXECUTABLE) + +FIND_PROGRAM(PKGCONFIG_EXECUTABLE NAMES pkg-config PATHS /usr/local/bin ) + +MACRO(PKGCONFIG _package _include_DIR _link_DIR _link_FLAGS _cflags) + message(STATUS + "WARNING: you are using the obsolete 'PKGCONFIG' macro use FindPkgConfig") +# reset the variables at the beginning + SET(${_include_DIR}) + SET(${_link_DIR}) + SET(${_link_FLAGS}) + SET(${_cflags}) + + # if pkg-config has been found + IF(PKGCONFIG_EXECUTABLE) + + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --exists RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull ) + + # and if the package of interest also exists for pkg-config, then get the information + IF(NOT _return_VALUE) + + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable=includedir OUTPUT_VARIABLE ${_include_DIR} ) + + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable=libdir OUTPUT_VARIABLE ${_link_DIR} ) + + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --libs OUTPUT_VARIABLE ${_link_FLAGS} ) + + EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --cflags OUTPUT_VARIABLE ${_cflags} ) + + ENDIF(NOT _return_VALUE) + + ENDIF(PKGCONFIG_EXECUTABLE) + +ENDMACRO(PKGCONFIG _include_DIR _link_DIR _link_FLAGS _cflags) + +MARK_AS_ADVANCED(PKGCONFIG_EXECUTABLE) |