diff options
| author | Jon <[email protected]> | 2012-05-02 20:46:09 -0400 |
|---|---|---|
| committer | Jon <[email protected]> | 2012-05-22 10:50:28 -0400 |
| commit | 9f89da6eef2c830db6fc3abb08fe755ae7ce9b6c (patch) | |
| tree | d1feb367d93853b5f05ce2bbed2171a561631b31 /cmake/modules/IntrospectSystem.cmake | |
| parent | b5dcb7128d7d235b66b4d9be879d26364dd1e3e9 (diff) | |
| download | mruby-9f89da6eef2c830db6fc3abb08fe755ae7ce9b6c.tar.gz mruby-9f89da6eef2c830db6fc3abb08fe755ae7ce9b6c.zip | |
Add native and cross compiling CMake build support
Diffstat (limited to 'cmake/modules/IntrospectSystem.cmake')
| -rw-r--r-- | cmake/modules/IntrospectSystem.cmake | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/cmake/modules/IntrospectSystem.cmake b/cmake/modules/IntrospectSystem.cmake new file mode 100644 index 000000000..e148563fa --- /dev/null +++ b/cmake/modules/IntrospectSystem.cmake @@ -0,0 +1,52 @@ +# system capabilities checking + +# initial system defaults +if(CMAKE_COMPILER_IS_GNUCC) + set(MRUBY_DEFAULT_CFLAGS "-Wall -Werror-implicit-function-declaration") + set(CMAKE_C_FLAGS "${MRUBY_DEFAULT_CFLAGS}") + set(CMAKE_C_FLAGS_DEBUG "-O3 -ggdb") + set(CMAKE_C_FLAGS_MINSIZEREL "-Os -DNDEBUG") + set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -g") + set(CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG") + + set(MRUBY_LIBS m) +else() + if(MSVC) + # TODO default MSVC flags + add_definitions( + -D_CRT_SECURE_NO_WARNINGS + -wd4018 # suppress 'signed/unsigned mismatch' + ) + endif() +endif() + +if(MSVC) + add_definitions( + -DRUBY_EXPORT # required by oniguruma.h + ) +endif() + + +# include helpers +include(CheckIncludeFile) +include(CheckSymbolExists) + +# header checks +CHECK_INCLUDE_FILE(string.h HAVE_STRING_H) +if(HAVE_STRING_H) + add_definitions(-DHAVE_STRING_H) +endif() + +CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H) +if(HAVE_FLOAT_H) + add_definitions(-DHAVE_FLOAT_H) +endif() + + +# symbol checks +CHECK_SYMBOL_EXISTS(gettimeofday sys/time.h HAVE_GETTIMEOFDAY) +if(NOT HAVE_GETTIMEOFDAY) + add_definitions(-DNO_GETTIMEOFDAY) +endif() + +# vim: ts=2 sts=2 sw=2 et |