diff options
| -rw-r--r-- | buildtools/wafsamba/samba_autoconf.py | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/buildtools/wafsamba/samba_autoconf.py b/buildtools/wafsamba/samba_autoconf.py index 7eac7d955f..c5114e5a28 100644 --- a/buildtools/wafsamba/samba_autoconf.py +++ b/buildtools/wafsamba/samba_autoconf.py @@ -11,44 +11,55 @@ from samba_utils import * # some autoconf like helpers, to make the transition # to waf a bit easier for those used to autoconf # m4 files + @runonce @conf def DEFINE(conf, d, v): + '''define a config option''' conf.define(d, v, quote=False) conf.env.append_value('CCDEFINES', d + '=' + str(v)) @runonce def CHECK_HEADER(conf, h, add_headers=True): + '''check for a header''' if conf.check(header_name=h) and add_headers: conf.env.hlist.append(h) return True return False + @conf def CHECK_HEADERS(conf, list, add_headers=True): + '''check for a list of headers''' ret = True for hdr in to_list(list): if not CHECK_HEADER(conf, hdr, add_headers): ret = False return ret + @conf def CHECK_TYPES(conf, list): + '''check for a list of types''' ret = True for t in to_list(list): if not conf.check(type_name=t, header_name=conf.env.hlist): ret = False return ret + @conf def CHECK_TYPE_IN(conf, t, hdr): + '''check for a type in a specific header''' if conf.check(header_name=hdr): conf.check(type_name=t, header_name=hdr) return True return False + @conf def CHECK_TYPE(conf, t, alternate=None, headers=None, define=None): + '''check for a type with an alternate''' if headers is None: headers = conf.env.hlist if define is not None: @@ -59,8 +70,10 @@ def CHECK_TYPE(conf, t, alternate=None, headers=None, define=None): conf.DEFINE(t, alternate) return ret + @conf def CHECK_VARIABLE(conf, v, define=None, always=False, headers=None): + '''check for a variable declaration (or define)''' hdrs='' if headers is not None: hlist = to_list(headers) @@ -108,19 +121,23 @@ def CHECK_DECLS(conf, vars, reverse=False, headers=None): @runonce def CHECK_FUNC(conf, f): + '''check for a function''' return conf.check(function_name=f, header_name=conf.env.hlist) @conf def CHECK_FUNCS(conf, list): + '''check for a list of functions''' ret = True for f in to_list(list): if not CHECK_FUNC(conf, f): ret = False return ret + @conf def CHECK_SIZEOF(conf, vars, headers=None, define=None): + '''check the size of a type''' hdrs='' if headers is not None: hlist = to_list(headers) @@ -148,6 +165,37 @@ def CHECK_SIZEOF(conf, vars, headers=None, define=None): msg="Checking size of %s" % v) +@conf +def CHECK_STRUCTURE_MEMBER(conf, structname, member, + always=False, define=None, headers=None): + '''check for a structure member''' + hdrs='' + if headers is not None: + hlist = to_list(headers) + else: + hlist = conf.env.hlist + for h in hlist: + hdrs += '#include <%s>\n' % h + if define is None: + define = 'HAVE_%s' % member.upper() + if conf.check(fragment= + ''' + %s + int main(void) { + %s s; + void *_x; _x=(void *)&s.%s; + return 0; + } + ''' % (hdrs, structname, member), + execute=0, + msg="Checking for member %s in %s" % (member, structname)): + conf.DEFINE(define, 1) + return True + elif always: + conf.DEFINE(define, 0) + return False + + ################################################# # return True if a configuration option was found @conf |