build: Make gpgme.m4 use gpgrt-config with *.pc.

* src/gpgme.m4 (_AM_PATH_GPGME_CONFIG): Use gpgrt-config with gpgme.pc
when possible.
(AM_PATH_GPGME_GLIB): Likewise with gpgme-glib.pc.

--

Keeping AM_PATH_GPGME_PTHREAD, as is, untouched.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

1 files changed, 48 insertions, 10 deletions

diff --git a/src/gpgme.m4 b/src/gpgme.m4
index 6c2be442..2a72f185 100644
--- a/src/gpgme.m4
+++ b/src/gpgme.m4
@@ -1,5 +1,5 @@
 # gpgme.m4 - autoconf macro to detect GPGME.
-# Copyright (C) 2002, 2003, 2004, 2014 g10 Code GmbH
+# Copyright (C) 2002, 2003, 2004, 2014, 2018 g10 Code GmbH
 #
 # This file is free software; as a special exception the author gives
 # unlimited permission to copy and/or distribute it, with or without
@@ -9,7 +9,7 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 #
-# Last-changed: 2014-10-02
+# Last-changed: 2018-11-12
 
 
 AC_DEFUN([_AM_PATH_GPGME_CONFIG],
@@ -36,10 +36,24 @@ AC_DEFUN([_AM_PATH_GPGME_CONFIG],
      fi
   fi
 
-  AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
+  use_gpgrt_config=""
+  if test x"${GPGME_CONFIG}" = x -a x"$GPGRT_CONFIG" != x -a "$GPGRT_CONFIG" != "no"; then
+    if $GPGRT_CONFIG gpgme --exists; then
+      GPGME_CONFIG="$GPGRT_CONFIG gpgme"
+      AC_MSG_NOTICE([Use gpgrt-config as gpgme-config])
+      use_gpgrt_config=yes
+    fi
+  fi
+  if test -z "$use_gpgrt_config"; then
+    AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
+  fi
 
   if test "$GPGME_CONFIG" != "no" ; then
-    gpgme_version=`$GPGME_CONFIG --version`
+    if test -z "$use_gpgrt_config"; then
+      gpgme_version=`$GPGME_CONFIG --version`
+    else
+      gpgme_version=`$GPGME_CONFIG --modversion`
+    fi
   fi
   gpgme_version_major=`echo $gpgme_version | \
                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
@@ -52,12 +66,16 @@ AC_DEFUN([_AM_PATH_GPGME_CONFIG],
 
 AC_DEFUN([_AM_PATH_GPGME_CONFIG_HOST_CHECK],
 [
-    gpgme_config_host=`$GPGME_CONFIG --host 2>/dev/null || echo none`
+    if test -z "$use_gpgrt_config"; then
+      gpgme_config_host=`$GPGME_CONFIG --host 2>/dev/null || echo none`
+    else
+      gpgme_config_host=`$GPGME_CONFIG --variable=host 2>/dev/null || echo none`
+    fi
     if test x"$gpgme_config_host" != xnone ; then
       if test x"$gpgme_config_host" != x"$host" ; then
   AC_MSG_WARN([[
 ***
-*** The config script $GPGME_CONFIG was
+*** The config script "$GPGME_CONFIG" was
 *** built for $gpgme_config_host and thus may not match the
 *** used host $host.
 *** You may want to use the configure option --with-gpgme-prefix
@@ -118,7 +136,11 @@ AC_DEFUN([AM_PATH_GPGME],
      # If we have a recent GPGME, we should also check that the
      # API is compatible.
      if test "$req_gpgme_api" -gt 0 ; then
-        tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
+        if test -z "$use_gpgrt_config"; then
+          tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
+        else
+          tmp=`$GPGME_CONFIG --variable=api_version 2>/dev/null || echo 0`
+        fi
         if test "$tmp" -gt 0 ; then
            if test "$req_gpgme_api" -ne "$tmp" ; then
              ok=no
@@ -258,7 +280,11 @@ AC_DEFUN([AM_PATH_GPGME_GLIB],
      # If we have a recent GPGME, we should also check that the
      # API is compatible.
      if test "$req_gpgme_api" -gt 0 ; then
-        tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
+        if test -z "$use_gpgrt_config"; then
+          tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
+        else
+          tmp=`$GPGME_CONFIG --variable=api_version 2>/dev/null || echo 0`
+        fi
         if test "$tmp" -gt 0 ; then
            if test "$req_gpgme_api" -ne "$tmp" ; then
              ok=no
@@ -267,8 +293,20 @@ AC_DEFUN([AM_PATH_GPGME_GLIB],
      fi
   fi
   if test $ok = yes; then
-    GPGME_GLIB_CFLAGS=`$GPGME_CONFIG --glib --cflags`
-    GPGME_GLIB_LIBS=`$GPGME_CONFIG --glib --libs`
+    if test -z "$use_gpgrt_config"; then
+      GPGME_GLIB_CFLAGS=`$GPGME_CONFIG --glib --cflags`
+      GPGME_GLIB_LIBS=`$GPGME_CONFIG --glib --libs`
+    else
+      if $GPGRT_CONFIG gpgme-glib --exists; then
+        GPGME_CONFIG="$GPGRT_CONFIG gpgme-glib"
+        GPGME_GLIB_CFLAGS=`$GPGME_CONFIG --cflags`
+        GPGME_GLIB_LIBS=`$GPGME_CONFIG --libs`
+      else
+        ok = no
+      fi
+    fi
+  fi
+  if test $ok = yes; then
     AC_MSG_RESULT(yes)
     ifelse([$2], , :, [$2])
     _AM_PATH_GPGME_CONFIG_HOST_CHECK