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buildtools/wafsamba: make sure CHECK_FUNC() and CHECK_VARIABLE() work with -O3 in the CFLAGS

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'CFLAGS="-O3" waf configure' was not detecting dlopen() needs -ldl.

metze
This commit is contained in:
Stefan Metzmacher 2010-04-13 12:56:19 +02:00
parent 367ba43b63
commit 974025944e
1 changed files with 6 additions and 2 deletions
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8
buildtools/wafsamba/samba_autoconf.py
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@ -188,9 +188,11 @@ def CHECK_VARIABLE(conf, v, define=None, always=False,
msg="Checking for variable %s" % v
return CHECK_CODE(conf,
# we need to make sure the compiler doesn't
# optimize it out...
'''
#ifndef %s
void *_x; _x=(void *)&%s;
void *_x; _x=(void *)&%s; return (int)_x;
#endif
return 0
''' % (v, v),
@ -264,7 +266,9 @@ def CHECK_FUNC(conf, f, link=True, lib=None, headers=None):
if not ret:
ret = CHECK_CODE(conf,
# it might be a macro
'void *__x = (void *)%s' % f,
# we need to make sure the compiler doesn't
# optimize it out...
'void *__x = (void *)%s; return (int)__x' % f,
execute=False,
link=True,
addmain=True,