diff options
Diffstat (limited to 'cmake.config/CMakeLists.txt')
| -rw-r--r-- | cmake.config/CMakeLists.txt | 100 |
1 files changed, 34 insertions, 66 deletions
diff --git a/cmake.config/CMakeLists.txt b/cmake.config/CMakeLists.txt index 6de86cbaf2..ed405c602e 100644 --- a/cmake.config/CMakeLists.txt +++ b/cmake.config/CMakeLists.txt @@ -4,6 +4,7 @@ include(CheckFunctionExists) include(CheckIncludeFiles) include(CheckCSourceRuns) include(CheckCSourceCompiles) +include(TestBigEndian) check_c_source_compiles(" #include <execinfo.h> @@ -28,34 +29,26 @@ int main(void) check_type_size("int" SIZEOF_INT LANGUAGE C) check_type_size("long" SIZEOF_LONG LANGUAGE C) check_type_size("intmax_t" SIZEOF_INTMAX_T LANGUAGE C) -check_type_size("int32_t" SIZEOF_INT32_T LANGUAGE C) check_type_size("size_t" SIZEOF_SIZE_T LANGUAGE C) -check_type_size("long long" SIZEOF_LONG_LONG LANGUAGE C) check_type_size("void *" SIZEOF_VOID_PTR LANGUAGE C) check_symbol_exists(_NSGetEnviron crt_externs.h HAVE__NSGETENVIRON) # Headers check_include_files(langinfo.h HAVE_LANGINFO_H) -check_include_files(locale.h HAVE_LOCALE_H) -check_include_files(pwd.h HAVE_PWD_H) check_include_files(strings.h HAVE_STRINGS_H) check_include_files(sys/utsname.h HAVE_SYS_UTSNAME_H) check_include_files(termios.h HAVE_TERMIOS_H) check_include_files(sys/uio.h HAVE_SYS_UIO_H) check_include_files(sys/sdt.h HAVE_SYS_SDT_H) +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + check_include_files(sys/xattr.h HAVE_XATTR) +endif() # Functions check_function_exists(fseeko HAVE_FSEEKO) -check_function_exists(getpwent HAVE_GETPWENT) -check_function_exists(getpwnam HAVE_GETPWNAM) -check_function_exists(getpwuid HAVE_GETPWUID) check_function_exists(readv HAVE_READV) -check_function_exists(opendir HAVE_OPENDIR) check_function_exists(readlink HAVE_READLINK) -check_function_exists(setpgid HAVE_SETPGID) -check_function_exists(setsid HAVE_SETSID) -check_function_exists(sigaction HAVE_SIGACTION) check_function_exists(strnlen HAVE_STRNLEN) check_function_exists(strcasecmp HAVE_STRCASECMP) check_function_exists(strncasecmp HAVE_STRNCASECMP) @@ -64,22 +57,28 @@ check_function_exists(strptime HAVE_STRPTIME) check_c_source_compiles(" #include <sys/types.h> #include <dirent.h> +#include <sys/file.h> int main(void) { DIR *dir = opendir(\"dirname\"); dirfd(dir); + flock(10, LOCK_SH); return 0; } -" HAVE_DIRFD) +" HAVE_DIRFD_AND_FLOCK) + check_c_source_compiles(" -#include <sys/file.h> +#include <pwd.h> int main(void) { - flock(10, LOCK_SH); + getpwent(); + getpwuid(0); + getpwnam(\"root\"); return 0; } -" HAVE_FLOCK) +" HAVE_PWD_FUNCS) + if(CMAKE_SYSTEM_NAME STREQUAL "SunOS") check_c_source_compiles(" @@ -101,11 +100,13 @@ if(HAVE_LANGINFO_H) endif() check_include_files("endian.h" HAVE_ENDIAN_H) -check_include_files("sys/endian.h" HAVE_SYS_ENDIAN_H) set(ENDIAN_INCLUDE_FILE "endian.h") -if(HAVE_SYS_ENDIAN_H AND NOT HAVE_ENDIAN_H) - set(ENDIAN_INCLUDE_FILE "sys/endian.h") +if(NOT HAVE_ENDIAN_H) + check_include_files("sys/endian.h" HAVE_SYS_ENDIAN_H) + if (HAVE_SYS_ENDIAN_H) + set(ENDIAN_INCLUDE_FILE "sys/endian.h") + endif() endif() set(SI "#include <stdint.h>\n") @@ -130,63 +131,30 @@ endif() if("${HAVE_BE64TOH_MACROS}" OR "${HAVE_BE64TOH_FUNC}") set(HAVE_BE64TOH 1) endif() -if (NOT "${HAVE_BE64TOH}") - if (NOT "${CMAKE_CROSSCOMPILING}") - # It is safe to make ORDER_BIG_ENDIAN not defined if - # - HAVE_BE64TOH is true. In this case be64toh will be used unconditionally in - # any case and ORDER_BIG_ENDIAN will not be examined. - # - CMAKE_CROSSCOMPILING *and* HAVE_BE64TOH are both false. In this case - # be64toh function which uses cycle and arithmetic operations is used which - # will work regardless of endianness. Function is sub-optimal though. - check_c_source_runs(" - ${SI} - ${MS} - char *s = (char *) &i; - return ( - s[0] == 0x01 - && s[1] == 0x02 - && s[2] == 0x03 - && s[3] == 0x04 - && s[4] == 0x05 - && s[5] == 0x06 - && s[6] == 0x07 - && s[7] == 0x08) ? 0 : 1; - ${ME}" - ORDER_BIG_ENDIAN) - endif() -endif() -# generate configuration header and update include directories +test_big_endian(ORDER_BIG_ENDIAN) + configure_file ( "${PROJECT_SOURCE_DIR}/cmake.config/config.h.in" "${PROJECT_BINARY_DIR}/cmake.config/auto/config.h" ) -# generate version definitions -configure_file ( - "${PROJECT_SOURCE_DIR}/cmake.config/versiondef.h.in" - "${PROJECT_BINARY_DIR}/cmake.config/auto/versiondef.h" - ) - -# generate pathdef.c -find_program(WHOAMI_PROG whoami) -find_program(HOSTNAME_PROG hostname) - -if (DEFINED ENV{USERNAME}) - set(USERNAME $ENV{USERNAME}) -elseif (NOT DEFINED USERNAME AND EXISTS ${WHOAMI_PROG}) - execute_process(COMMAND ${WHOAMI_PROG} - OUTPUT_STRIP_TRAILING_WHITESPACE - OUTPUT_VARIABLE USERNAME) +# Prevent double space in --version output if CMAKE_C_FLAGS is empty +set(C_FLAGS_VERSION_OUTPUT ${CMAKE_C_FLAGS}) +if(C_FLAGS_VERSION_OUTPUT) + string(PREPEND C_FLAGS_VERSION_OUTPUT " ") endif() -if (DEFINED ENV{HOSTNAME}) - set(HOSTNAME $ENV{HOSTNAME}) -elseif (EXISTS ${HOSTNAME_PROG}) - execute_process(COMMAND ${HOSTNAME_PROG} - OUTPUT_STRIP_TRAILING_WHITESPACE - OUTPUT_VARIABLE HOSTNAME) + +if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.15) + configure_file(versiondef.h.in auto/versiondef.h.gen) +else() + configure_file(versiondef_old.h.in auto/versiondef.h.gen) endif() +file(GENERATE + OUTPUT "${PROJECT_BINARY_DIR}/cmake.config/auto/versiondef-$<CONFIG>.h" + INPUT "${PROJECT_BINARY_DIR}/cmake.config/auto/versiondef.h.gen") + configure_file ( "${PROJECT_SOURCE_DIR}/cmake.config/pathdef.c.in" "${PROJECT_BINARY_DIR}/cmake.config/auto/pathdef.c" |