From 88f21fffe76d074a1364291372c0833f3eec2884 Mon Sep 17 00:00:00 2001
From: Emmanuel Bouthenot <kolter@openics.org>
Date: Sun, 7 Jun 2009 18:56:38 +0200
Subject: [PATCH] Fix some bugs in asciidoc detection, add detection of
 source-highlight (needed by asciidoc to build doc)

---
 Makefile.am                     |  2 ++
 cmake/FindSourcehighlight.cmake | 35 +++++++++++++++++++++++++++++++++
 configure.in                    | 11 +++++++++--
 doc/CMakeLists.txt              |  5 +++--
 4 files changed, 49 insertions(+), 4 deletions(-)
 create mode 100644 cmake/FindSourcehighlight.cmake

diff --git a/Makefile.am b/Makefile.am
index c93d7ecc4..a4de7d2d5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -45,6 +45,7 @@ EXTRA_DIST = CMakeLists.txt \
              debian/weechat-plugins.install \
              debian/weechat.xpm \
              cmake/cmake_uninstall.cmake.in \
+             cmake/FindAsciidoc.cmake \
              cmake/FindAspell.cmake \
              cmake/FindGettext.cmake \
              cmake/FindGnuTLS.cmake \
@@ -56,6 +57,7 @@ EXTRA_DIST = CMakeLists.txt \
              cmake/FindPkgConfig.cmake \
              cmake/FindPython.cmake \
              cmake/FindRuby.cmake \
+             cmake/FindSourcehighlight.cmake \
              cmake/FindTCL.cmake \
              cmake/makedist.sh.in \
              weechat.spec \
diff --git a/cmake/FindSourcehighlight.cmake b/cmake/FindSourcehighlight.cmake
new file mode 100644
index 000000000..b5bf9ef7e
--- /dev/null
+++ b/cmake/FindSourcehighlight.cmake
@@ -0,0 +1,35 @@
+# Copyright (c) 2003-2009 FlashCode <flashcode@flashtux.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# - Find Source-Highlight
+# This module finds if source-highlight is installed.
+
+IF (SOURCEHIGHLIGHT_FOUND)
+  # Already in cache, be silent
+  SET(SOURCEHIGHLIGHT_FIND_QUIETLY TRUE)
+ENDIF (SOURCEHIGHLIGHT_FOUND)
+
+FIND_PROGRAM(
+  SOURCEHIGHLIGHT_EXECUTABLE source-highlight
+  PATHS /bin /usr/bin /usr/local/bin /usr/pkg/bin
+)
+
+IF(SOURCEHIGHLIGHT_EXECUTABLE)
+  SET(SOURCEHIGHLIGHT_FOUND TRUE)
+  MARK_AS_ADVANCED(
+    SOURCEHIGHLIGHT_EXECUTABLE
+    )
+ENDIF(SOURCEHIGHLIGHT_EXECUTABLE)
diff --git a/configure.in b/configure.in
index e2d28efd9..4f6578314 100644
--- a/configure.in
+++ b/configure.in
@@ -860,14 +860,15 @@ msg_doc=""
 if test "x$enable_doc" = "xyes" ; then
     DOC_ASCIIDOC8=""
     AC_CHECK_PROGS(ASCIIDOC, [asciidoc])
-    if test -n "$ASCIIDOC"; then
+    AC_CHECK_PROGS(SOURCEHIGHLIGHT, [source-highlight])
+    if test -n "$SOURCEHIGHLIGHT" -a -n "$ASCIIDOC"; then
         AC_MSG_CHECKING([for asciidoc version])
         asciidoc_version=`$ASCIIDOC --version 2>/dev/null`
         case "${asciidoc_version}" in
         asciidoc' '8*)
                 DOC_ASCIIDOC8="yes"
                 AC_MSG_RESULT([${asciidoc_version}])
-                msg_doc="asciidoc $msg_doc"
+                msg_doc="asciidoc(with source-highlight) $msg_doc"
                 AC_DEFINE(DOC)
                 ;;
         *)
@@ -876,8 +877,14 @@ if test "x$enable_doc" = "xyes" ; then
                 ;;
         esac
     else
+	enable_doc="no"
+    fi
+    if test -z "$ASCIIDOC"; then
         not_found="$not_found asciidoc"
     fi
+    if test -z "$SOURCEHIGHLIGHT"; then
+	not_found="$not_found source-highlight(needed by asciidoc)"
+    fi
     AC_SUBST(DOC_ASCIIDOC8)
     AC_SUBST(ASCIIDOC)
 else
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index d7699c516..b72335071 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -16,11 +16,12 @@
 
 IF(NOT DISABLE_DOC)
 
+  FIND_PACKAGE(Sourcehighlight)
   FIND_PACKAGE(Asciidoc)
-  IF(ASCIIDOC_FOUND)
+  IF(ASCIIDOC_FOUND AND SOURCEHIGHLIGHT_FOUND)
     ADD_SUBDIRECTORY( en )
     ADD_SUBDIRECTORY( fr )
-  ENDIF(ASCIIDOC_FOUND)
+  ENDIF(ASCIIDOC_FOUND AND SOURCEHIGHLIGHT_FOUND)
 
 ENDIF(NOT DISABLE_DOC)