[SCM] GNU gnutls branch, gnutls_2_8_x, updated. gnutls_2_8_5-27-g1383606

[Simon Josefsson]

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http://git.savannah.gnu.org/cgit/gnutls.git/commit/?id=13836061caac4d5f3390d2cc6d4c04592541c497

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      from  760d050d213a792f87e728103f6788cf83a4fe5f (commit)

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- Log -----------------------------------------------------------------
commit 13836061caac4d5f3390d2cc6d4c04592541c497
Author: Simon Josefsson <address@hidden>
Date:   Mon Mar 15 10:32:50 2010 +0100

    Backport fix for inet_ntop/inet_pton link problem.

-----------------------------------------------------------------------

Summary of changes:
 gl/m4/getaddrinfo.m4 |   25 ++++++++++++++++---------
 gl/m4/inet_ntop.m4   |   19 ++++++++++---------
 gl/m4/inet_pton.m4   |   18 +++++++++++++++---
 3 files changed, 41 insertions(+), 21 deletions(-)

diff --git a/gl/m4/getaddrinfo.m4 b/gl/m4/getaddrinfo.m4
index 4088671..05fd2b6 100644
--- a/gl/m4/getaddrinfo.m4
+++ b/gl/m4/getaddrinfo.m4
@@ -1,5 +1,5 @@
-# getaddrinfo.m4 serial 20
-dnl Copyright (C) 2004-2009 Free Software Foundation, Inc.
+# getaddrinfo.m4 serial 22
+dnl Copyright (C) 2004-2010 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.
@@ -25,7 +25,7 @@ AC_DEFUN([gl_GETADDRINFO],
   LIBS="$gai_saved_LIBS $GETADDRINFO_LIB"
 
   AC_CACHE_CHECK([for getaddrinfo], [gl_cv_func_getaddrinfo], [
-    AC_TRY_LINK([
+    AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 #include <sys/types.h>
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
@@ -34,21 +34,21 @@ AC_DEFUN([gl_GETADDRINFO],
 #include <netdb.h>
 #endif
 #include <stddef.h>
-], [getaddrinfo("", "", NULL, NULL);],
+]], [[getaddrinfo("", "", NULL, NULL);]])],
       [gl_cv_func_getaddrinfo=yes],
       [gl_cv_func_getaddrinfo=no])])
   if test $gl_cv_func_getaddrinfo = no; then
     AC_CACHE_CHECK([for getaddrinfo in ws2tcpip.h and -lws2_32],
-                  gl_cv_w32_getaddrinfo, [
+                   gl_cv_w32_getaddrinfo, [
       gl_cv_w32_getaddrinfo=no
       am_save_LIBS="$LIBS"
       LIBS="$LIBS -lws2_32"
-      AC_TRY_LINK([
+      AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 #ifdef HAVE_WS2TCPIP_H
 #include <ws2tcpip.h>
 #endif
 #include <stddef.h>
-], [getaddrinfo(NULL, NULL, NULL, NULL);], gl_cv_w32_getaddrinfo=yes)
+]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])], [gl_cv_w32_getaddrinfo=yes])
       LIBS="$am_save_LIBS"
     ])
     if test "$gl_cv_w32_getaddrinfo" = "yes"; then
@@ -64,7 +64,7 @@ AC_DEFUN([gl_GETADDRINFO],
   # header included somehow.
   AC_CACHE_CHECK([for gai_strerror (possibly via ws2tcpip.h)],
     gl_cv_func_gai_strerror, [
-      AC_TRY_LINK([
+      AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 #include <sys/types.h>
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
@@ -76,7 +76,7 @@ AC_DEFUN([gl_GETADDRINFO],
 #include <ws2tcpip.h>
 #endif
 #include <stddef.h>
-], [gai_strerror (NULL);],
+]], [[gai_strerror (NULL);]])],
         [gl_cv_func_gai_strerror=yes],
         [gl_cv_func_gai_strerror=no])])
   if test $gl_cv_func_gai_strerror = no; then
@@ -96,6 +96,7 @@ AC_DEFUN([gl_PREREQ_GETADDRINFO], [
   AC_REQUIRE([gl_HEADER_SYS_SOCKET])dnl for HAVE_SYS_SOCKET_H, HAVE_WINSOCK2_H
   AC_REQUIRE([gl_HOSTENT]) dnl for HOSTENT_LIB
   AC_REQUIRE([gl_SERVENT]) dnl for SERVENT_LIB
+  AC_REQUIRE([gl_INET_NTOP]) dnl for INET_NTOP_LIB
   AC_REQUIRE([AC_C_RESTRICT])
   AC_REQUIRE([gl_SOCKET_FAMILIES])
   AC_REQUIRE([gl_HEADER_SYS_SOCKET])
@@ -163,4 +164,10 @@ AC_DEFUN([gl_PREREQ_GETADDRINFO], [
     *" $SERVENT_LIB "*) ;;
     *) GETADDRINFO_LIB="$GETADDRINFO_LIB $SERVENT_LIB" ;;
   esac
+
+  dnl Append $INET_NTOP_LIB to GETADDRINFO_LIB, avoiding gratuitous duplicates.
+  case " $GETADDRINFO_LIB " in
+    *" $INET_NTOP_LIB "*) ;;
+    *) GETADDRINFO_LIB="$GETADDRINFO_LIB $INET_NTOP_LIB" ;;
+  esac
 ])
diff --git a/gl/m4/inet_ntop.m4 b/gl/m4/inet_ntop.m4
index 2bbdca1..20e8d7c 100644
--- a/gl/m4/inet_ntop.m4
+++ b/gl/m4/inet_ntop.m4
@@ -1,5 +1,5 @@
-# inet_ntop.m4 serial 9
-dnl Copyright (C) 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
+# inet_ntop.m4 serial 11
+dnl Copyright (C) 2005, 2006, 2008, 2009, 2010 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.
@@ -11,17 +11,18 @@ AC_DEFUN([gl_INET_NTOP],
 
   gl_REPLACE_ARPA_INET_H
 
-  dnl The AC_SEARCH_LIBS call is a hack to persuade the Solaris 8 linker to
-  dnl find inet_ntop.
-  dnl
-  dnl It is the responsibility of gl_INET_NTOP's caller to arrange for
-  dnl -lnsl if it is needed.  Normally -lnsl is not needed on Solaris 8,
-  dnl since inet_ntop is needed only by getaddrinfo, and getaddrinfo
-  dnl isn't built on Solaris 8.
+  dnl Most platforms that provide inet_ntop define it in libc.
+  dnl Solaris 8..10 provide inet_ntop in libnsl instead.
   gl_save_LIBS=$LIBS
   AC_SEARCH_LIBS([inet_ntop], [nsl], [],
     [AC_REPLACE_FUNCS([inet_ntop])])
   LIBS=$gl_save_LIBS
+  INET_NTOP_LIB=
+  if test "$ac_cv_search_inet_ntop" != "no" &&
+     test "$ac_cv_search_inet_ntop" != "none required"; then
+    INET_NTOP_LIB="$ac_cv_search_inet_ntop"
+  fi
+  AC_SUBST([INET_NTOP_LIB])
 
   gl_PREREQ_INET_NTOP
 ])
diff --git a/gl/m4/inet_pton.m4 b/gl/m4/inet_pton.m4
index e0ec432..e0b7942 100644
--- a/gl/m4/inet_pton.m4
+++ b/gl/m4/inet_pton.m4
@@ -1,5 +1,5 @@
-# inet_pton.m4 serial 7
-dnl Copyright (C) 2006, 2008, 2009 Free Software Foundation, Inc.
+# inet_pton.m4 serial 9
+dnl Copyright (C) 2006, 2008, 2009, 2010 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.
@@ -11,7 +11,19 @@ AC_DEFUN([gl_INET_PTON],
 
   gl_REPLACE_ARPA_INET_H
 
-  AC_REPLACE_FUNCS([inet_pton])
+  dnl Most platforms that provide inet_pton define it in libc.
+  dnl Solaris 8..10 provide inet_pton in libnsl instead.
+  gl_save_LIBS=$LIBS
+  AC_SEARCH_LIBS([inet_pton], [nsl], [],
+    [AC_REPLACE_FUNCS([inet_pton])])
+  LIBS=$gl_save_LIBS
+  INET_PTON_LIB=
+  if test "$ac_cv_search_inet_pton" != "no" &&
+     test "$ac_cv_search_inet_pton" != "none required"; then
+    INET_PTON_LIB="$ac_cv_search_inet_pton"
+  fi
+  AC_SUBST([INET_PTON_LIB])
+
   gl_PREREQ_INET_PTON
 ])
 


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