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build: expand CHECK_CODE() function

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This commit is contained in:
Andrew Tridgell 2010-03-07 17:00:22 +11:00
parent aac8aec0d1
commit eadf918402
1 changed files with 25 additions and 12 deletions
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37
buildtools/wafsamba/samba_autoconf.py
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@ -166,9 +166,10 @@ def CHECK_SIZEOF(conf, vars, headers=None, define=None):
@conf
def CHECK_CODE_COMPILES(conf, code, define,
always=False, headers=None):
'''check if some code compiles'''
def CHECK_CODE(conf, code, define,
always=False, execute=False, addmain=True,
headers=None, msg=None):
'''check if some code compiles and/or runs'''
hdrs=''
if headers is not None:
hlist = to_list(headers)
@ -176,15 +177,27 @@ def CHECK_CODE_COMPILES(conf, code, define,
hlist = conf.env.hlist
for h in hlist:
hdrs += '#include <%s>\n' % h
if conf.check(fragment='''
%s
int main(void) {
%s;
return 0;
}
''' % (hdrs, code),
execute=0,
msg="Checking %s" % define):
if execute:
execute = 1
else:
execute = 0
if addmain:
fragment='#include "confdefs.h"\n%s\n int main(void) { %s; return 0; }' % (hdrs, code)
else:
fragment='#include "confdefs.h"\n%s\n%s' % (hdrs, code)
conf.write_config_header('confdefs.h', top=True)
if msg is None:
msg="Checking for %s" % define
if conf.check(fragment=fragment,
execute=execute,
ccflags='-I%s' % conf.curdir,
includes='# . ../default',
msg=msg):
conf.DEFINE(define, 1)
return True
elif always: