fish-shell/cmake/ConfigureChecks.cmake
Fabian Homborg ffab420e43 Add fallback wcstod_l for musl
Just sets locale to "C" (because that's the only one we need), does
wcstod and resets the locale.

No idea why uselocale(loc) failed for me, but it did.

Fixes #5407.
2018-12-12 15:12:12 +01:00

133 lines
4.8 KiB
CMake

# Detect curses.
FIND_PACKAGE(Curses REQUIRED)
# Get threads.
set(THREADS_PREFER_PTHREAD_FLAG ON)
# FindThreads < 3.4.0 doesn't work for C++-only projects
IF(CMAKE_VERSION VERSION_LESS 3.4.0)
ENABLE_LANGUAGE(C)
ENDIF()
FIND_PACKAGE(Threads REQUIRED)
IF(APPLE)
# 10.7+ only.
SET(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} "-Werror=unguarded-availability")
ENDIF()
# Detect WSL. Does not match against native Windows/WIN32.
if (CMAKE_HOST_SYSTEM_VERSION MATCHES ".*-Microsoft")
SET(WSL 1)
endif()
# Set up the config.h file.
SET(PACKAGE_NAME "fish")
SET(PACKAGE_TARNAME "fish")
INCLUDE(CheckCXXSymbolExists)
INCLUDE(CheckIncludeFileCXX)
INCLUDE(CheckIncludeFiles)
INCLUDE(CheckStructHasMember)
INCLUDE(CheckCXXSourceCompiles)
INCLUDE(CheckTypeSize)
CHECK_CXX_SYMBOL_EXISTS(backtrace_symbols execinfo.h HAVE_BACKTRACE_SYMBOLS)
CHECK_CXX_SYMBOL_EXISTS(clock_gettime time.h HAVE_CLOCK_GETTIME)
CHECK_CXX_SYMBOL_EXISTS(ctermid_r stdio.h HAVE_CTERMID_R)
CHECK_STRUCT_HAS_MEMBER("struct dirent" d_type dirent.h HAVE_STRUCT_DIRENT_D_TYPE LANGUAGE CXX)
CHECK_CXX_SYMBOL_EXISTS(dirfd "sys/types.h;dirent.h" HAVE_DIRFD)
CHECK_INCLUDE_FILE_CXX(execinfo.h HAVE_EXECINFO_H)
CHECK_CXX_SYMBOL_EXISTS(flock sys/file.h HAVE_FLOCK)
# futimens is new in OS X 10.13 but is a weak symbol.
# Don't assume it exists just because we can link - it may be null.
CHECK_CXX_SYMBOL_EXISTS(futimens sys/stat.h HAVE_FUTIMENS)
CHECK_CXX_SYMBOL_EXISTS(futimes sys/time.h HAVE_FUTIMES)
CHECK_CXX_SYMBOL_EXISTS(getifaddrs ifaddrs.h HAVE_GETIFADDRS)
CHECK_CXX_SYMBOL_EXISTS(getpwent pwd.h HAVE_GETPWENT)
CHECK_CXX_SYMBOL_EXISTS(gettext libintl.h HAVE_GETTEXT)
CHECK_CXX_SYMBOL_EXISTS(killpg "sys/types.h;signal.h" HAVE_KILLPG)
CHECK_CXX_SYMBOL_EXISTS(lrand48_r stdlib.h HAVE_LRAND48_R)
# mkostemp is in stdlib in glibc and FreeBSD, but unistd on macOS
CHECK_CXX_SYMBOL_EXISTS(mkostemp "stdlib.h;unistd.h" HAVE_MKOSTEMP)
SET(HAVE_CURSES_H ${CURSES_HAVE_CURSES_H})
SET(HAVE_NCURSES_CURSES_H ${CURSES_HAVE_NCURSES_CURSES_H})
SET(HAVE_NCURSES_H ${CURSES_HAVE_NCURSES_H})
CHECK_INCLUDE_FILES("curses.h;term.h" HAVE_TERM_H)
CHECK_INCLUDE_FILE_CXX("ncurses/term.h" HAVE_NCURSES_TERM_H)
CHECK_INCLUDE_FILE_CXX(siginfo.h HAVE_SIGINFO_H)
CHECK_INCLUDE_FILE_CXX(spawn.h HAVE_SPAWN_H)
CHECK_CXX_SYMBOL_EXISTS(std::wcscasecmp wchar.h HAVE_STD__WCSCASECMP)
CHECK_CXX_SYMBOL_EXISTS(std::wcsdup wchar.h HAVE_STD__WCSDUP)
CHECK_CXX_SYMBOL_EXISTS(std::wcsncasecmp wchar.h HAVE_STD__WCSNCASECMP)
CHECK_STRUCT_HAS_MEMBER("struct stat" st_ctime_nsec "sys/stat.h" HAVE_STRUCT_STAT_ST_CTIME_NSEC
LANGUAGE CXX)
CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtimespec.tv_nsec "sys/stat.h"
HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC LANGUAGE CXX)
CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtim.tv_nsec "sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
LANGUAGE CXX)
CHECK_CXX_SYMBOL_EXISTS(sys_errlist stdio.h HAVE_SYS_ERRLIST)
CHECK_INCLUDE_FILE_CXX(sys/ioctl.h HAVE_SYS_IOCTL_H)
CHECK_INCLUDE_FILE_CXX(sys/select.h HAVE_SYS_SELECT_H)
CHECK_INCLUDE_FILES("sys/types.h;sys/sysctl.h" HAVE_SYS_SYSCTL_H)
CHECK_INCLUDE_FILE_CXX(termios.h HAVE_TERMIOS_H) # Needed for TIOCGWINSZ
CHECK_CXX_SYMBOL_EXISTS(wcscasecmp wchar.h HAVE_WCSCASECMP)
CHECK_CXX_SYMBOL_EXISTS(wcsdup wchar.h HAVE_WCSDUP)
CHECK_CXX_SYMBOL_EXISTS(wcslcpy wchar.h HAVE_WCSLCPY)
CHECK_CXX_SYMBOL_EXISTS(wcsncasecmp wchar.h HAVE_WCSNCASECMP)
CHECK_CXX_SYMBOL_EXISTS(wcsndup wchar.h HAVE_WCSNDUP)
CHECK_CXX_SYMBOL_EXISTS(wcstod_l wchar.h HAVE_WCSTOD_L)
CHECK_CXX_SYMBOL_EXISTS(_sys_errs stdlib.h HAVE__SYS__ERRS)
SET(CMAKE_EXTRA_INCLUDE_FILES termios.h sys/ioctl.h)
CHECK_TYPE_SIZE("struct winsize" STRUCT_WINSIZE LANGUAGE CXX)
CHECK_CXX_SYMBOL_EXISTS("TIOCGWINSZ" "termios.h;sys/ioctl.h" HAVE_TIOCGWINSZ)
IF(STRUCT_WINSIZE GREATER -1 AND HAVE_TIOCGWINSZ EQUAL 1)
SET(HAVE_WINSIZE 1)
ENDIF()
SET(CMAKE_EXTRA_INCLUDE_FILES)
IF(EXISTS "/proc/self/stat")
SET(HAVE__PROC_SELF_STAT 1)
ENDIF()
CHECK_TYPE_SIZE("wchar_t[8]" WCHAR_T_BITS LANGUAGE CXX)
# Solaris, NetBSD and X/Open-conforming systems have a fixed-args tparm
SET(TPARM_INCLUDES)
IF(HAVE_NCURSES_H)
SET(TPARM_INCLUDES "${TPARM_INCLUDES}#include <ncurses.h>\n")
ELSEIF(HAVE_NCURSES_CURSES_H)
SET(TPARM_INCLUDES "${TPARM_INCLUDES}#include <ncurses/curses.h>\n")
ELSE()
SET(TPARM_INCLUDES "${TPARM_INCLUDES}#include <curses.h>\n")
ENDIF()
IF(HAVE_TERM_H)
SET(TPARM_INCLUDES "${TPARM_INCLUDES}#include <term.h>\n")
ELSEIF(HAVE_NCURSES_TERM_H)
SET(TPARM_INCLUDES "${TPARM_INCLUDES}#include <ncurses/term.h>\n")
ENDIF()
SET(CMAKE_REQUIRED_LIBRARIES ${CURSES_LIBRARY})
CHECK_CXX_SOURCE_COMPILES("
${TPARM_INCLUDES}
int main () {
tparm( \"\" );
}
"
TPARM_TAKES_VARARGS
)
SET(CMAKE_REQUIRED_LIBRARIES)
IF(NOT TPARM_TAKES_VARARGS)
SET(TPARM_SOLARIS_KLUDGE 1)
ENDIF()
CHECK_CXX_SOURCE_COMPILES("
#include <memory>
int main () {
std::unique_ptr<int> foo = std::make_unique<int>();
}
"
HAVE_STD__MAKE_UNIQUE
)
FIND_PROGRAM(SED sed)