match = ['Checking for library iconv', 'Checking for iconv_open', 'Checking for header iconv.h'])
opt.add_option('--with-gettext',
help='additional directory to search for gettext',
- action='store', dest='gettext_location', default='/usr/local',
- match = ['Checking for library intl', 'Checking for header libintl.h'])
+ action='store', dest='gettext_location', default='None')
+ opt.add_option('--without-gettext',
+ help=("Disable use of gettext"),
+ action="store_true", dest='disable_gettext', default=False)
gr = opt.option_group('developer options')
gr.add_option('--git-local-changes',
help=("mark version with + if local git changes"),
action='store_true', dest='GIT_LOCAL_CHANGES', default=False)
+ gr.add_option('--address-sanitizer',
+ help=("Enable address sanitizer compile and linker flags"),
+ action="store_true", dest='address_sanitizer', default=False)
gr.add_option('--abi-check',
help=("Check ABI signatures for libraries"),
conf.check_tool('compiler_cc')
+ conf.CHECK_STANDARD_LIBPATH()
+
# we need git for 'waf dist'
conf.find_program('git', var='GIT')
headers='stdio.h',
msg='Checking simple C program')
+ # Try to find the right extra flags for -Werror behaviour
+ for f in ["-Werror", # GCC
+ "-errwarn=%all", # Sun Studio
+ "-qhalt=w", # IBM xlc
+ "-w2", # Tru64
+ ]:
+ if conf.CHECK_CFLAGS([f], '''
+'''):
+ if not 'WERROR_CFLAGS' in conf.env:
+ conf.env['WERROR_CFLAGS'] = []
+ conf.env['WERROR_CFLAGS'].extend([f])
+ break
+
+ # check which compiler/linker flags are needed for rpath support
+ if not conf.CHECK_LDFLAGS(['-Wl,-rpath,.']) and conf.CHECK_LDFLAGS(['-Wl,-R,.']):
+ conf.env['RPATH_ST'] = '-Wl,-R,%s'
+
# check for rpath
if conf.CHECK_LIBRARY_SUPPORT(rpath=True):
support_rpath = True
else:
conf.env.HAVE_LD_VERSION_SCRIPT = False
- if sys.platform == "aix5" or sys.platform == "aix6":
+ if conf.CHECK_CFLAGS(['-fvisibility=hidden'] + conf.env.WERROR_CFLAGS):
+ conf.env.VISIBILITY_CFLAGS = '-fvisibility=hidden'
+ conf.CHECK_CODE('''int main(void) { return 0; }
+ __attribute__((visibility("default"))) void vis_foo2(void) {}''',
+ cflags=conf.env.VISIBILITY_CFLAGS,
+ define='HAVE_VISIBILITY_ATTR', addmain=False)
+
+ if sys.platform.startswith('aix'):
conf.DEFINE('_ALL_SOURCE', 1, add_to_cflags=True)
# Might not be needed if ALL_SOURCE is defined
# conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
conf.CHECK_INLINE()
# check for pkgconfig
- conf.check_cfg(atleast_pkgconfig_version='0.0.0')
+ conf.CHECK_CFG(atleast_pkgconfig_version='0.0.0')
conf.DEFINE('_GNU_SOURCE', 1, add_to_cflags=True)
conf.DEFINE('_XOPEN_SOURCE_EXTENDED', 1, add_to_cflags=True)
+ # on Tru64 certain features are only available with _OSF_SOURCE set to 1
+ # and _XOPEN_SOURCE set to 600
+ if conf.env['SYSTEM_UNAME_SYSNAME'] == 'OSF1':
+ conf.DEFINE('_OSF_SOURCE', 1, add_to_cflags=True)
+ conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
+
+ # SCM_RIGHTS is only avail if _XOPEN_SOURCE iѕ defined on IRIX
+ if conf.env['SYSTEM_UNAME_SYSNAME'] == 'IRIX':
+ conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
+ conf.DEFINE('_BSD_TYPES', 1, add_to_cflags=True)
+
+ # Try to find the right extra flags for C99 initialisers
+ for f in ["", "-AC99", "-qlanglvl=extc99", "-qlanglvl=stdc99", "-c99"]:
+ if conf.CHECK_CFLAGS([f], '''
+struct foo {int x;char y;};
+struct foo bar = { .y = 'X', .x = 1 };
+'''):
+ if f != "":
+ conf.ADD_CFLAGS(f)
+ break
+
# get the base headers we'll use for the rest of the tests
conf.CHECK_HEADERS('stdio.h sys/types.h sys/stat.h stdlib.h stddef.h memory.h string.h',
add_headers=True)
else:
conf.define('SHLIBEXT', "so", quote=True)
- conf.CHECK_CODE('long one = 1; return ((char *)(&one))[0]',
- execute=True,
- define='WORDS_BIGENDIAN')
+ # First try a header check for cross-compile friendlyness
+ conf.CHECK_CODE(code = """#ifdef __BYTE_ORDER
+ #define B __BYTE_ORDER
+ #elif defined(BYTE_ORDER)
+ #define B BYTE_ORDER
+ #endif
+
+ #ifdef __LITTLE_ENDIAN
+ #define LITTLE __LITTLE_ENDIAN
+ #elif defined(LITTLE_ENDIAN)
+ #define LITTLE LITTLE_ENDIAN
+ #endif
+
+ #if !defined(LITTLE) || !defined(B) || LITTLE != B
+ #error Not little endian.
+ #endif
+ int main(void) { return 0; }""",
+ addmain=False,
+ headers="endian.h sys/endian.h",
+ define="HAVE_LITTLE_ENDIAN")
+ conf.CHECK_CODE(code = """#ifdef __BYTE_ORDER
+ #define B __BYTE_ORDER
+ #elif defined(BYTE_ORDER)
+ #define B BYTE_ORDER
+ #endif
+
+ #ifdef __BIG_ENDIAN
+ #define BIG __BIG_ENDIAN
+ #elif defined(BIG_ENDIAN)
+ #define BIG BIG_ENDIAN
+ #endif
+
+ #if !defined(BIG) || !defined(B) || BIG != B
+ #error Not big endian.
+ #endif
+ int main(void) { return 0; }""",
+ addmain=False,
+ headers="endian.h sys/endian.h",
+ define="HAVE_BIG_ENDIAN")
+
+ if not conf.CONFIG_SET("HAVE_BIG_ENDIAN") and not conf.CONFIG_SET("HAVE_LITTLE_ENDIAN"):
+ # That didn't work! Do runtime test.
+ conf.CHECK_CODE("""union { int i; char c[sizeof(int)]; } u;
+ u.i = 0x01020304;
+ return u.c[0] == 0x04 && u.c[1] == 0x03 && u.c[2] == 0x02 && u.c[3] == 0x01 ? 0 : 1;""",
+ addmain=True, execute=True,
+ define='HAVE_LITTLE_ENDIAN',
+ msg="Checking for HAVE_LITTLE_ENDIAN - runtime")
+ conf.CHECK_CODE("""union { int i; char c[sizeof(int)]; } u;
+ u.i = 0x01020304;
+ return u.c[0] == 0x01 && u.c[1] == 0x02 && u.c[2] == 0x03 && u.c[3] == 0x04 ? 0 : 1;""",
+ addmain=True, execute=True,
+ define='HAVE_BIG_ENDIAN',
+ msg="Checking for HAVE_BIG_ENDIAN - runtime")
+
+ # Extra sanity check.
+ if conf.CONFIG_SET("HAVE_BIG_ENDIAN") == conf.CONFIG_SET("HAVE_LITTLE_ENDIAN"):
+ Logs.error("Failed endian determination. The PDP-11 is back?")
+ sys.exit(1)
+ else:
+ if conf.CONFIG_SET("HAVE_BIG_ENDIAN"):
+ conf.DEFINE('WORDS_BIGENDIAN', 1)
# check if signal() takes a void function
if conf.CHECK_CODE('return *(signal (0, 0)) (0) == 1',