diff options
Diffstat (limited to 'gl/m4/getaddrinfo.m4')
| -rw-r--r-- | gl/m4/getaddrinfo.m4 | 63 |
1 files changed, 50 insertions, 13 deletions
diff --git a/gl/m4/getaddrinfo.m4 b/gl/m4/getaddrinfo.m4 index 94c276f836..962e6e8e33 100644 --- a/gl/m4/getaddrinfo.m4 +++ b/gl/m4/getaddrinfo.m4 @@ -1,4 +1,4 @@ -# getaddrinfo.m4 serial 23 +# getaddrinfo.m4 serial 29 dnl Copyright (C) 2004-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -24,6 +24,7 @@ AC_DEFUN([gl_GETADDRINFO], fi]) LIBS="$gai_saved_LIBS $GETADDRINFO_LIB" + HAVE_GETADDRINFO=1 AC_CACHE_CHECK([for getaddrinfo], [gl_cv_func_getaddrinfo], [ AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include <sys/types.h> @@ -55,16 +56,14 @@ AC_DEFUN([gl_GETADDRINFO], GETADDRINFO_LIB="-lws2_32" LIBS="$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_CACHE_CHECK([for gai_strerror (possibly via ws2tcpip.h)], - gl_cv_func_gai_strerror, [ - AC_LINK_IFELSE([AC_LANG_PROGRAM([[ + AC_CHECK_DECLS([gai_strerror], [], [], [[ #include <sys/types.h> #ifdef HAVE_SYS_SOCKET_H #include <sys/socket.h> @@ -76,11 +75,46 @@ AC_DEFUN([gl_GETADDRINFO], #include <ws2tcpip.h> #endif #include <stddef.h> -]], [[gai_strerror (NULL);]])], - [gl_cv_func_gai_strerror=yes], - [gl_cv_func_gai_strerror=no])]) - if test $gl_cv_func_gai_strerror = no; then - AC_LIBOBJ([gai_strerror]) +]]) + 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 +#ifdef HAVE_NETDB_H +#include <netdb.h> +#endif +#ifdef HAVE_WS2TCPIP_H +#include <ws2tcpip.h> +#endif +#include <stddef.h> +]]) + dnl check for correct signature + AC_CACHE_CHECK([for gai_strerror with POSIX signature], + [gl_cv_func_gai_strerror_posix_signature], [ + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#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> +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 $gl_cv_func_gai_strerror_posix_signature = no; then + REPLACE_GAI_STRERROR=1 + fi fi LIBS="$gai_saved_LIBS" @@ -105,11 +139,14 @@ AC_DEFUN([gl_PREREQ_GETADDRINFO], [ dnl Including sys/socket.h is wrong for Windows, but Windows does not dnl have sa_len so the result is correct anyway. - AC_CHECK_MEMBERS([struct sockaddr.sa_len], , , [#include <sys/socket.h>]) + AC_CHECK_MEMBERS([struct sockaddr.sa_len], , , [ +#include <sys/types.h> +#include <sys/socket.h> +]) AC_CHECK_HEADERS_ONCE([netinet/in.h]) - AC_CHECK_DECLS([getaddrinfo, freeaddrinfo, gai_strerror, 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. */ @@ -123,7 +160,7 @@ AC_DEFUN([gl_PREREQ_GETADDRINFO], [ #ifdef HAVE_WS2TCPIP_H #include <ws2tcpip.h> #endif -]) +]]) if test $ac_cv_have_decl_getaddrinfo = no; then HAVE_DECL_GETADDRINFO=0 fi |