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cmake: install a snappy.pc pkg-config file #265

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cmake: install a snappy.pc pkg-config file #265

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18 changes: 18 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -280,6 +280,21 @@ configure_file(
"${PROJECT_BINARY_DIR}/config.h"
)

include(GNUInstallDirs)
set(PKG_CONFIG_PREFIX ${CMAKE_INSTALL_PREFIX})
if(IS_ABSOLUTE ${CMAKE_INSTALL_LIBDIR})
set(PKG_CONFIG_LIBDIR ${CMAKE_INSTALL_LIBDIR})
set(PKG_CONFIG_INCLUDEDIR ${CMAKE_INSTALL_INCLUDEDIR})
set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
else()
set(PKG_CONFIG_LIBDIR "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
set(PKG_CONFIG_INCLUDEDIR "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
endif(IS_ABSOLUTE ${CMAKE_INSTALL_LIBDIR})
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/snappy.pc.in"
"${CMAKE_CURRENT_BINARY_DIR}/snappy.pc")

# We don't want to define HAVE_ macros in public headers. Instead, we use
# CMake's variable substitution with 0/1 variables, which will be seen by the
# preprocessor as constants.
Expand Down Expand Up @@ -494,4 +509,7 @@ if(SNAPPY_INSTALL)
"${PROJECT_BINARY_DIR}/cmake/${PROJECT_NAME}ConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}"
)

install(FILES ${PROJECT_BINARY_DIR}/snappy.pc
DESTINATION ${INSTALL_PKGCONFIG_DIR})
endif(SNAPPY_INSTALL)
10 changes: 10 additions & 0 deletions cmake/snappy.pc.in
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Original file line number Diff line number Diff line change
@@ -0,0 +1,10 @@
prefix=@PKG_CONFIG_PREFIX@
exec_prefix=@PKG_CONFIG_PREFIX@
libdir=@PKG_CONFIG_LIBDIR@
includedir=@PKG_CONFIG_INCLUDEDIR@

Name: snappy
Description: Fast compressor/decompressor library.
Version: @PROJECT_VERSION@
Libs: -L@PKG_CONFIG_LIBDIR@ -lsnappy
Cflags: -I@PKG_CONFIG_INCLUDEDIR@
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