PR guile/17367

gdb/ChangeLog:

	* acinclude.m4 (GDB_GUILE_PROGRAM_NAMES): Pass guile version as
	last parameter to pkg-config, not first.
	* configure.ac: Pass --with-guile provided pkg-config path to
	GDB_GUILE_PROGRAM_NAMES.
	* configure: Regenerate.

4 files changed, 58 insertions, 7 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index cba1aa8c9de..a8374c7ca17 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,14 @@
 2014-09-09  Doug Evans  <xdje42@gmail.com>
 
+	PR guile/17367
+	* acinclude.m4 (GDB_GUILE_PROGRAM_NAMES): Pass guile version as
+	last parameter to pkg-config, not first.
+	* configure.ac: Pass --with-guile provided pkg-config path to
+	GDB_GUILE_PROGRAM_NAMES.
+	* configure: Regenerate.
+
+2014-09-09  Doug Evans  <xdje42@gmail.com>
+
 	PR 17247
 	* guile.c: #include <signal.h>.
 	(_initialize_guile): Block SIGCHLD while initializing Guile.
diff --git a/gdb/acinclude.m4 b/gdb/acinclude.m4
index a3fb9e27ac6..45d73966d89 100644
--- a/gdb/acinclude.m4
+++ b/gdb/acinclude.m4
@@ -482,14 +482,14 @@ dnl similar to Guile's 'GUILE_PROGS' macro.)
 AC_DEFUN([GDB_GUILE_PROGRAM_NAMES], [
   AC_CACHE_CHECK([for the absolute file name of the 'guild' command],
     [ac_cv_guild_program_name],
-    [ac_cv_guild_program_name="`$1 $2 --variable guild`"
+    [ac_cv_guild_program_name="`$1 --variable guild $2`"
 
      # In Guile up to 2.0.11 included, guile-2.0.pc would not define
      # the 'guild' and 'bindir' variables.  In that case, try to guess
      # what the program name is, at the risk of getting it wrong if
      # Guile was configured with '--program-suffix' or similar.
      if test "x$ac_cv_guild_program_name" = "x"; then
-       guile_exec_prefix="`$1 $2 --variable exec_prefix`"
+       guile_exec_prefix="`$1 --variable exec_prefix $2`"
        ac_cv_guild_program_name="$guile_exec_prefix/bin/guild"
      fi
   ])
diff --git a/gdb/configure b/gdb/configure
index 0d6194b0798..4b2906eb5bd 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -9082,20 +9082,22 @@ $as_echo "${found_usable_guile}" >&6; }
 esac
 
 if test "${have_libguile}" != no; then
+    case "${with_guile}" in
+  [\\/]* | ?:[\\/]*)
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the absolute file name of the 'guild' command" >&5
 $as_echo_n "checking for the absolute file name of the 'guild' command... " >&6; }
 if test "${ac_cv_guild_program_name+set}" = set; then :
   $as_echo_n "(cached) " >&6
 else
-  ac_cv_guild_program_name="`"${pkg_config_prog_path}" "${guile_version}" --variable guild`"
+  ac_cv_guild_program_name="`"${with_guile}" --variable guild "${guile_version}"`"
 
      # In Guile up to 2.0.11 included, guile-2.0.pc would not define
      # the 'guild' and 'bindir' variables.  In that case, try to guess
      # what the program name is, at the risk of getting it wrong if
      # Guile was configured with '--program-suffix' or similar.
      if test "x$ac_cv_guild_program_name" = "x"; then
-       guile_exec_prefix="`"${pkg_config_prog_path}" "${guile_version}" --variable exec_prefix`"
+       guile_exec_prefix="`"${with_guile}" --variable exec_prefix "${guile_version}"`"
        ac_cv_guild_program_name="$guile_exec_prefix/bin/guild"
      fi
 
@@ -9110,6 +9112,38 @@ $as_echo "$ac_cv_guild_program_name" >&6; }
   GUILD="$ac_cv_guild_program_name"
 
 
+    ;;
+  *)
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the absolute file name of the 'guild' command" >&5
+$as_echo_n "checking for the absolute file name of the 'guild' command... " >&6; }
+if test "${ac_cv_guild_program_name+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_cv_guild_program_name="`"${pkg_config_prog_path}" --variable guild "${guile_version}"`"
+
+     # In Guile up to 2.0.11 included, guile-2.0.pc would not define
+     # the 'guild' and 'bindir' variables.  In that case, try to guess
+     # what the program name is, at the risk of getting it wrong if
+     # Guile was configured with '--program-suffix' or similar.
+     if test "x$ac_cv_guild_program_name" = "x"; then
+       guile_exec_prefix="`"${pkg_config_prog_path}" --variable exec_prefix "${guile_version}"`"
+       ac_cv_guild_program_name="$guile_exec_prefix/bin/guild"
+     fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_guild_program_name" >&5
+$as_echo "$ac_cv_guild_program_name" >&6; }
+
+  if ! "$ac_cv_guild_program_name" --version >&5 2>&5; then
+    as_fn_error "'$ac_cv_guild_program_name' appears to be unusable" "$LINENO" 5
+  fi
+
+  GUILD="$ac_cv_guild_program_name"
+
+
+    ;;
+  esac
 
 
   if test "$cross_compiling" = no; then
diff --git a/gdb/configure.ac b/gdb/configure.ac
index 36084fb50ac..c083e52cac9 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1143,8 +1143,9 @@ dnl        It could be a shell script.  It is invoked as:
 dnl        pkg-config --exists $version
 dnl        pkg-config --cflags $version
 dnl        pkg-config --libs $version
-dnl        $version will be the default guile version (currently guile-2.0),
-dnl        but the program is free to ignore this.
+dnl        pkg-config --variable guild $version
+dnl        The script will be called with $version having each value in
+dnl        $try_guile_versions until --exists indicates success.
 
 AC_ARG_WITH(guile,
   AS_HELP_STRING([--with-guile@<:@=GUILE@:>@], [include guile support (auto/yes/no/<guile-version>/<pkg-config-program>)]),
@@ -1196,7 +1197,14 @@ esac
 
 if test "${have_libguile}" != no; then
   dnl Get the name of the 'guild' program.
-  GDB_GUILE_PROGRAM_NAMES(["${pkg_config_prog_path}"], ["${guile_version}"])
+  case "${with_guile}" in
+  [[\\/]]* | ?:[[\\/]]*)
+    GDB_GUILE_PROGRAM_NAMES(["${with_guile}"], ["${guile_version}"])
+    ;;
+  *)
+    GDB_GUILE_PROGRAM_NAMES(["${pkg_config_prog_path}"], ["${guile_version}"])
+    ;;
+  esac
 
   dnl Make sure guild can handle this host.
   GDB_TRY_GUILD([$srcdir/guile/lib/gdb/support.scm])