147 lines
5.0 KiB
CMake
147 lines
5.0 KiB
CMake
# FindSMIME.cmake
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#
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# Searches for Mozilla's NSS and NSPR libraries, unless -DENABLE_SMIME=OFF is used
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#
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# The output is:
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# mozilla_nspr - if non-empty, then a pkg-config package name for nspr
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# mozilla_nss - if non-empty, then a pkg-config package name for nss
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# MANUAL_NSPR_INCLUDES - if non-empty, then contains manual nspr include directory, used for target_include_directories() and similar commands
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# MANUAL_NSPR_LIBS - if non-empty, then contains manual nspr libraries, used for target_link_libraries() and similar commands
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# MANUAL_NSS_INCLUDES - if non-empty, then contains manual nss include directory, used for target_include_directories() and similar commands
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# MANUAL_NSS_LIBS - if non-empty, then contains manual nss libraries, used for target_link_libraries() and similar commands
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# MOZILLA_NSS_LIB_DIR - a lib directory where Mozilla stores its libraries
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include(CheckIncludeFiles)
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include(CheckCSourceCompiles)
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include(PrintableOptions)
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include(PkgConfigEx)
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add_printable_option(ENABLE_SMIME "Enable SMIME support through Mozilla nss" ON)
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add_printable_variable_path(WITH_NSPR_INCLUDES "Prefix of Mozilla nspr4 includes" "")
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add_printable_variable_path(WITH_NSPR_LIBS "Prefix of Mozilla nspr4 libs" "")
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add_printable_variable_path(WITH_NSS_INCLUDES "Prefix of Mozilla nss3 includes" "")
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add_printable_variable_path(WITH_NSS_LIBS "Prefix of Mozilla nss3 libs" "")
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if(NOT ENABLE_SMIME)
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return()
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endif(NOT ENABLE_SMIME)
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set(mozilla_nspr "")
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set(mozilla_nss "")
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set(MOZILLA_NSS_LIB_DIR "")
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# Use pkg-config when none is specified
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if((WITH_NSPR_INCLUDES STREQUAL "") AND (WITH_NSPR_LIBS STREQUAL "") AND (WITH_NSS_INCLUDES STREQUAL "") AND (WITH_NSS_INCLUDES STREQUAL ""))
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foreach(pkg nspr mozilla-nspr firefox-nspr xulrunner-nspr seamonkey-nspr)
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pkg_check_exists(_have_pkg ${pkg})
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if(_have_pkg)
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set(mozilla_nspr ${pkg})
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break()
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endif(_have_pkg)
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endforeach(pkg)
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foreach(pkg nss mozilla-nss firefox-nss xulrunner-nss seamonkey-nss)
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pkg_check_exists(_have_pkg ${pkg})
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if(_have_pkg)
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set(mozilla_nss ${pkg})
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break()
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endif(_have_pkg)
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endforeach(pkg)
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if((NOT (mozilla_nspr STREQUAL "")) AND (NOT (mozilla_nss STREQUAL "")))
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pkg_check_variable(_nss_libdir ${mozilla_nss} libdir)
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set(MANUAL_NSPR_INCLUDES "")
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set(MANUAL_NSPR_LIBS "")
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set(MANUAL_NSS_INCLUDES "")
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set(MANUAL_NSS_LIBS "")
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set(MOZILLA_NSS_LIB_DIR "${_nss_libdir}")
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return()
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endif((NOT (mozilla_nspr STREQUAL "")) AND (NOT (mozilla_nss STREQUAL "")))
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endif()
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# Manual search, even when pkg-config failed
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# ******************
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# Check for NSPR 4
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# ******************
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if(NOT (WITH_NSPR_INCLUDES STREQUAL ""))
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set(CMAKE_REQUIRED_INCLUDES ${WITH_NSPR_INCLUDES})
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endif(NOT (WITH_NSPR_INCLUDES STREQUAL ""))
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CHECK_INCLUDE_FILES(nspr.h prio.h _have_headers)
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unset(CMAKE_REQUIRED_INCLUDES)
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if(NOT _have_headers)
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message(FATAL_ERROR "NSPR headers not found. Use -DWITH_NSPR_INCLUDES=/path/to/nspr to specify the include dir of NSPR.")
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endif(NOT _have_headers)
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set(MANUAL_NSPR_INCLUDES "${WITH_NSPR_INCLUDES}")
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set(nsprlibs "-lplc4 -lplds4 -lnspr4")
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set(CMAKE_REQUIRED_INCLUDES ${MANUAL_NSPR_INCLUDES})
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set(CMAKE_REQUIRED_LIBRARIES ${nsprlibs})
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CHECK_C_SOURCE_COMPILES("#include <prinit.h>
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int main(void) { PR_Initialized(); return 0; }" _nsprlibs_okay)
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unset(CMAKE_REQUIRED_FLAGS)
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unset(CMAKE_REQUIRED_LIBRARIES)
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if(NOT _nsprlibs_okay)
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message(FATAL_ERROR "NSPR libs not found. Use -DWITH_NSPR_LIBS=/path/to/libs to specify the libdir of NSPR")
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endif(NOT _nsprlibs_okay)
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set(MANUAL_NSPR_LIBS "")
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if(NOT (WITH_NSPR_LIBS STREQUAL ""))
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set(MANUAL_NSPR_LIBS "-L${WITH_NSPR_LIBS}")
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endif(NOT (WITH_NSPR_LIBS STREQUAL ""))
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set(MANUAL_NSPR_LIBS "${MANUAL_NSPR_LIBS} ${nsprlibs}")
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# *****************
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# Check for NSS 3
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# *****************
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if(NOT (WITH_NSS_INCLUDES STREQUAL ""))
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set(CMAKE_REQUIRED_INCLUDES ${WITH_NSS_INCLUDES})
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endif(NOT (WITH_NSS_INCLUDES STREQUAL ""))
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CHECK_INCLUDE_FILES(nss.h ssl.h smime.h _have_headers)
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unset(CMAKE_REQUIRED_INCLUDES)
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if(NOT _have_headers)
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message(FATAL_ERROR "NSS headers not found. Use -DWITH_NSS_INCLUDES=/path/to/nss to specify the include dir of NSS.")
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endif(NOT _have_headers)
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set(MANUAL_NSS_INCLUDES "${WITH_NSS_INCLUDES} ${MANUAL_NSPR_INCLUDES}")
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set(nsslibs "-lssl3 -lsmime3 -lnss3")
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set(CMAKE_REQUIRED_INCLUDES ${MANUAL_NSS_INCLUDES})
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set(CMAKE_REQUIRED_LIBRARIES ${nsslibs} ${nsprlibs})
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CHECK_C_SOURCE_COMPILES("#include <nss.h>
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int main(void) { NSS_Init(\"\"); return 0; }" _nsslibs_okay)
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unset(CMAKE_REQUIRED_FLAGS)
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unset(CMAKE_REQUIRED_LIBRARIES)
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if(NOT _nsslibs_okay)
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message(FATAL_ERROR "NSS libs not found. Use -DWITH_NSS_LIBS=/path/to/libs to specify the libdir of NSS")
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endif(NOT _nsslibs_okay)
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set(MANUAL_NSS_LIBS "")
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if(NOT (WITH_NSS_LIBS STREQUAL ""))
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set(MANUAL_NSS_LIBS "-L${WITH_NSS_LIBS}")
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set(MOZILLA_NSS_LIB_DIR "${WITH_NSS_LIBS}")
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endif(NOT (WITH_NSS_LIBS STREQUAL ""))
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set(MANUAL_NSS_LIBS "${MANUAL_NSS_LIBS} ${nsslibs} ${MANUAL_NSPR_LIBS}")
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if(MOZILLA_NSS_LIB_DIR STREQUAL "")
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set(MOZILLA_NSS_LIB_DIR "${LIB_INSTALL_DIR}")
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endif(MOZILLA_NSS_LIB_DIR STREQUAL "")
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