gettext,m4,augeas,gnutls: Account for removal of gets in eglibc 2.16

These recipes use gnulib which needs this change to use gets
when its defined and not otherwise. Until that change goes into
gnulib and then all these package upgrade gnulib in their sourcebase
we patch them

(From OE-Core rev: 3148460575b65cb681065e5850b8afb96056d712)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-support/gnutls/gnutls/remove-gets.patch

@@ -0,0 +1,41 @@
+eglibc 2.16 has removed gets completely
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+Upstream-Status: Pending
+Index: gnutls-2.12.20/gl/stdio.in.h
+===================================================================
+--- gnutls-2.12.20.orig/gl/stdio.in.h	2012-03-01 07:47:48.000000000 -0800
++++ gnutls-2.12.20/gl/stdio.in.h	2012-07-03 18:17:57.191637189 -0700
+@@ -710,11 +710,13 @@
+ _GL_CXXALIAS_SYS (gets, char *, (char *s));
+ #  undef gets
+ # endif
++# if defined gets
+ _GL_CXXALIASWARN (gets);
+ /* It is very rare that the developer ever has full control of stdin,
+    so any use of gets warrants an unconditional warning.  Assume it is
+    always declared, since it is required by C89.  */
+ _GL_WARN_ON_USE (gets, "gets is a security hole - use fgets instead");
++# endif
+ #endif
+ 
+ 
+Index: gnutls-2.12.20/lib/gl/stdio.in.h
+===================================================================
+--- gnutls-2.12.20.orig/lib/gl/stdio.in.h	2012-03-01 07:53:13.000000000 -0800
++++ gnutls-2.12.20/lib/gl/stdio.in.h	2012-07-03 18:18:56.351639640 -0700
+@@ -710,11 +710,13 @@
+ _GL_CXXALIAS_SYS (gets, char *, (char *s));
+ #  undef gets
+ # endif
++# if defined gets
+ _GL_CXXALIASWARN (gets);
+ /* It is very rare that the developer ever has full control of stdin,
+    so any use of gets warrants an unconditional warning.  Assume it is
+    always declared, since it is required by C89.  */
+ _GL_WARN_ON_USE (gets, "gets is a security hole - use fgets instead");
++# endif
+ #endif
+ 
+ 

meta/recipes-support/gnutls/gnutls_2.12.20.bb

@@ -1,11 +1,12 @@
 require gnutls.inc
 
-PR = "${INC_PR}.0"
+PR = "${INC_PR}.2"
 
 SRC_URI += "file://gnutls-openssl.patch \
             file://correct_rpl_gettimeofday_signature.patch \
             file://configure-fix.patch \
             ${@['', 'file://fix-gettext-version.patch'][bb.data.inherits_class('native', d) or (not ((d.getVar("INCOMPATIBLE_LICENSE", True) or "").find("GPLv3") != -1))]} \
+            file://remove-gets.patch \
            "
 
 SRC_URI[md5sum] = "f1dea97da5d4dcdbc675720c9aad9ee3"