-# getaddrinfo.m4 serial 25
-dnl Copyright (C) 2004-2011 Free Software Foundation, Inc.
+# getaddrinfo.m4 serial 29
+dnl Copyright (C) 2004-2012 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
fi])
LIBS="$gai_saved_LIBS $GETADDRINFO_LIB"
+ HAVE_GETADDRINFO=1
AC_CACHE_CHECK([for getaddrinfo], [gl_cv_func_getaddrinfo], [
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
GETADDRINFO_LIB="-lws2_32"
LIBS="$gai_saved_LIBS $GETADDRINFO_LIB"
else
- AC_LIBOBJ([getaddrinfo])
+ HAVE_GETADDRINFO=0
fi
fi
# We can't use AC_REPLACE_FUNCS here because gai_strerror may be an
# inline function declared in ws2tcpip.h, so we need to get that
# header included somehow.
- AC_CHECK_DECLS([gai_strerror, gai_strerrorA], [], [break], [[
+ AC_CHECK_DECLS([gai_strerror], [], [], [[
+#include <sys/types.h>
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+#ifdef HAVE_NETDB_H
+#include <netdb.h>
+#endif
+#ifdef HAVE_WS2TCPIP_H
+#include <ws2tcpip.h>
+#endif
+#include <stddef.h>
+]])
+ if test $ac_cv_have_decl_gai_strerror = yes; then
+ AC_CHECK_DECLS([gai_strerrorA], [], [], [[
#include <sys/types.h>
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <stddef.h>
]])
- if test $ac_cv_have_decl_gai_strerror = no; then
- AC_LIBOBJ([gai_strerror])
- else
dnl check for correct signature
AC_CACHE_CHECK([for gai_strerror with POSIX signature],
[gl_cv_func_gai_strerror_posix_signature], [
#include <ws2tcpip.h>
#endif
#include <stddef.h>
-extern const char *gai_strerror(int);]])],
+extern
+#ifdef __cplusplus
+"C"
+#endif
+const char *gai_strerror(int);]])],
[gl_cv_func_gai_strerror_posix_signature=yes],
[gl_cv_func_gai_strerror_posix_signature=no])])
if test $gl_cv_func_gai_strerror_posix_signature = no; then
REPLACE_GAI_STRERROR=1
- AC_LIBOBJ([gai_strerror])
fi
fi
AC_CHECK_HEADERS_ONCE([netinet/in.h])
- AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, getnameinfo],,,[
+ AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, getnameinfo],,,[[
/* sys/types.h is not needed according to POSIX, but the
sys/socket.h in i386-unknown-freebsd4.10 and
powerpc-apple-darwin5.5 required it. */
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
-])
+]])
if test $ac_cv_have_decl_getaddrinfo = no; then
HAVE_DECL_GETADDRINFO=0
fi