From 8de1ee1b2b676b0d07586f0752750dd6b0fb7511 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 11:59:15 +0200
Subject: Adding upstream version 2.2.27.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 m4/gnupg-pth.m4 | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 m4/gnupg-pth.m4

(limited to 'm4/gnupg-pth.m4')

diff --git a/m4/gnupg-pth.m4 b/m4/gnupg-pth.m4
new file mode 100644
index 0000000..6dc9e0e
--- /dev/null
+++ b/m4/gnupg-pth.m4
@@ -0,0 +1,105 @@
+dnl GnuPG's check for Pth.
+dnl       Copyright (C) 2003 Free Software Foundation, Inc.
+dnl
+dnl This file is free software; as a special exception the author gives
+dnl unlimited permission to copy and/or distribute it, with or without
+dnl modifications, as long as this notice is preserved.
+dnl
+dnl This file is distributed in the hope that it will be useful, but
+dnl WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+dnl implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+
+# GNUPG_PTH_VERSION_CHECK(REQUIRED)
+# 
+# If the version is sufficient, HAVE_PTH will be set to yes.
+#
+# Taken and modified from the m4 macros which come with Pth.
+AC_DEFUN([GNUPG_PTH_VERSION_CHECK],
+  [
+    _pth_version=`$PTH_CONFIG --version | awk 'NR==1 {print [$]3}'`
+    _req_version="ifelse([$1],,1.2.0,$1)"
+
+    AC_MSG_CHECKING(for PTH - version >= $_req_version)
+    for _var in _pth_version _req_version; do
+        eval "_val=\"\$${_var}\""
+        _major=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\1/'`
+        _minor=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\2/'`
+        _rtype=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\3/'`
+        _micro=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\4/'`
+        case $_rtype in
+            "a" ) _rtype=0 ;;
+            "b" ) _rtype=1 ;;
+            "." ) _rtype=2 ;;
+        esac
+        _hex=`echo dummy | awk '{ printf("%d%02d%1d%02d", major, minor, rtype, micro); }' \
+              "major=$_major" "minor=$_minor" "rtype=$_rtype" "micro=$_micro"`
+        eval "${_var}_hex=\"\$_hex\""
+    done
+    have_pth=no
+    if test ".$_pth_version_hex" != .; then
+        if test ".$_req_version_hex" != .; then
+            if test $_pth_version_hex -ge $_req_version_hex; then
+                have_pth=yes
+            fi
+        fi
+    fi
+    if test $have_pth = yes; then
+       AC_MSG_RESULT(yes)
+       AC_MSG_CHECKING([whether PTH installation is sane])
+       AC_CACHE_VAL(gnupg_cv_pth_is_sane,[
+         _gnupg_pth_save_cflags=$CFLAGS
+         _gnupg_pth_save_ldflags=$LDFLAGS
+         _gnupg_pth_save_libs=$LIBS
+         CFLAGS="$CFLAGS `$PTH_CONFIG --cflags`"
+         LDFLAGS="$LDFLAGS `$PTH_CONFIG --ldflags`"
+         LIBS="$LIBS `$PTH_CONFIG --libs --all`"
+         AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pth.h>
+                                         ],
+                                         [[ pth_init ();]])],
+                        gnupg_cv_pth_is_sane=yes,
+                        gnupg_cv_pth_is_sane=no)
+         CFLAGS=$_gnupg_pth_save_cflags
+         LDFLAGS=$_gnupg_pth_save_ldflags
+         LIBS=$_gnupg_pth_save_libs
+       ])
+       if test $gnupg_cv_pth_is_sane != yes; then
+          have_pth=no
+       fi
+       AC_MSG_RESULT($gnupg_cv_pth_is_sane)
+    else
+       AC_MSG_RESULT(no)
+    fi    
+  ])
+
+
+
+# GNUPG_PATH_PTH([MINIMUM_VERSION])
+#
+# On return $have_pth is set as well as HAVE_PTH is defined and
+# PTH_CLFAGS and PTH_LIBS are AS_SUBST.
+#
+AC_DEFUN([GNUPG_PATH_PTH],
+[ AC_ARG_WITH(pth-prefix,
+             AC_HELP_STRING([--with-pth-prefix=PFX],
+                           [prefix where GNU Pth is installed (optional)]),
+     pth_config_prefix="$withval", pth_config_prefix="")
+  if test x$pth_config_prefix != x ; then
+     PTH_CONFIG="$pth_config_prefix/bin/pth-config"
+  fi
+  AC_PATH_PROG(PTH_CONFIG, pth-config, no)
+  tmp=ifelse([$1], ,1.3.7,$1)
+  if test "$PTH_CONFIG" != "no"; then
+    GNUPG_PTH_VERSION_CHECK($tmp)
+    if test $have_pth = yes; then      
+       PTH_CFLAGS=`$PTH_CONFIG --cflags`
+       PTH_LIBS=`$PTH_CONFIG --ldflags`
+       PTH_LIBS="$PTH_LIBS `$PTH_CONFIG --libs --all`"
+       AC_DEFINE(HAVE_PTH, 1,
+                [Defined if the GNU Pth is available])
+    fi
+  fi
+  AC_SUBST(PTH_CFLAGS)
+  AC_SUBST(PTH_LIBS)
+])
+
-- 
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