From b3b2b4ae7fbc856b864084cc7b8b6ab2cb935fa1 Mon Sep 17 00:00:00 2001
From: Nicolas Vigier <boklm@mageia.org>
Date: Wed, 6 Jul 2011 12:26:25 +0000
Subject: 1.135: add script for typelib() gobject-introspection bindings
 provides/requires

---
 Makefile.am      |  3 +-
 configure.ac     |  2 +-
 find-provides.in |  6 ++++
 find-requires.in |  5 ++++
 gi-find-deps.sh  | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 99 insertions(+), 2 deletions(-)
 create mode 100755 gi-find-deps.sh

diff --git a/Makefile.am b/Makefile.am
index b4d4666..aa517c1 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -51,7 +51,8 @@ pkg_scripts = \
 		   pythoneggs.py \
 		   rubygems.rb \
 		   desktop-file.prov \
-		   fontconfig.prov
+		   fontconfig.prov \
+		   gi-find-deps.sh
 
 pkg_gscripts = \
 		   find-provides \
diff --git a/configure.ac b/configure.ac
index 6c6c163..cc9aeb0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@
 # $Id: configure.ac 271266 2010-11-04 10:43:28Z fwang $
 
 AC_PREREQ(2.59)
-AC_INIT(rpm-mageia-setup, 1.134, pterjan@mageia.org)
+AC_INIT(rpm-mageia-setup, 1.135, boklm@mars-attacks.org)
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE(1.9 -Wno-portability)
 AC_CONFIG_SRCDIR
diff --git a/find-provides.in b/find-provides.in
index cdfd147..cd9ba09 100755
--- a/find-provides.in
+++ b/find-provides.in
@@ -92,6 +92,12 @@ done | sort -u
     echo "$filelist" | tr '[:blank:]' \\n | @RPMVENDORDIR@/fontconfig.prov --provides | sort -u \
     	&& test ${PIPESTATUS[2]} -ne 0 && echo 'error: @RPMVENDORDIR@/fontconfig.prov failed' >&2 && exit 1
 
+#
+# --- typelib() gobject-introspection bindings
+[ -x @RPMVENDORDIR@/gi-find-deps.sh ] &&
+    echo "$filelist" | tr '[:blank:]' \\n | @RPMVENDORDIR@/gi-find-deps.sh -P | sort -u \
+        && test ${PIPESTATUS[2]} -ne 0 && echo 'error: @RPMVENDORDIR@/gi-find-deps.sh failed' >&2 && exit 1
+
 if [ -n "$LIBTOOLDEP" ]; then
 #
 # --- libtooldep deps
diff --git a/find-requires.in b/find-requires.in
index b091797..008f34e 100755
--- a/find-requires.in
+++ b/find-requires.in
@@ -231,6 +231,11 @@ fi
     echo "$filelist" | tr '[:blank:]' \\n | @RPMVENDORDIR@/pkgconfigdeps.sh -R | sort -u \
     	&& test ${PIPESTATUS[2]} -ne 0 && echo 'error: @RPMVENDORDIR@/pkgconfigdeps.sh failed' >&2 && exit 1
 
+#
+# --- typelib() gobject-introspection bindings
+[ -q @RPMVENDORDIR@/gi-find-deps.sh ] &&
+    echo "$filelist" | tr '[:blank:]' \\n | @RPMVENDORDIR@/gi-find-deps.sh -R | sort -u \
+        && test ${PIPESTATUS[2]} -ne 0 && echo 'error: @RPMVENDORDIR@/gi-find-deps.sh failed' >&2 && exit 1
 
 if [ -n "$LIBTOOLDEP" ]; then
 #
diff --git a/gi-find-deps.sh b/gi-find-deps.sh
new file mode 100755
index 0000000..5cb3905
--- /dev/null
+++ b/gi-find-deps.sh
@@ -0,0 +1,85 @@
+#!/bin/sh
+
+# Automatically find Provides and Requires for typelib() gobject-introspection bindings.
+# can be started with -R (Requires) and -P (Provides)
+
+# Copyright 2011 by Dominique Leuenberger, Amsterdam, Netherlands (dimstar [at] opensuse.org)
+# This file is released under the GPLv2 or later.
+
+function split_name_version {
+base=$1
+tsymbol=${base%-*}
+# Sometimes we get a Requires on Gdk.Settings.foo, bebause you can directly use imports.gi.Gdk.Settings.Foo in Javascript.
+# We know that the symbol in this case is call Gdk, so we cut everything after the . away.
+symbol=$(echo $tsymbol | awk -F. '{print $1}')
+version=${base#*-}
+# In case there is no '-' in the filename, then the split above 'fails' and version == symbol (thus: no version specified)
+if [ "$tsymbol" = "$version" ]; then
+	unset version
+fi
+}
+
+function print_req_prov {
+echo -n "typelib($symbol)"
+if [ ! -z "$version" ]; then
+	echo " = ${version}"
+else
+	echo ""
+fi
+}
+
+function find_provides {
+while read file; do
+	case $file in
+		*.typelib)
+			split_name_version $(basename $file | sed 's,.typelib$,,')
+			print_req_prov
+			;;
+	esac
+done
+}
+
+function find_requires {
+# FIXME: There are multiple ways gi bindings can be imported. We only catch the 'basic' one
+# Currently, we detect:
+# - in python:
+#   . from gi.repository import foo [Unversioned requirement of 'foo']
+#   . from gi.repository import foo-1.0 [versioned requirement]
+#   . And we do not stumble over:
+#     from gi.repository import foo as _bar
+#     from gi.repository import foo, bar
+# - in JS:
+#   . imports.gi.foo; [unversioned requirement of 'foo']
+#   . imports.gi.goo-1.0; [versioned requirement]
+#   . The imports can be listed on one line, and we catch them.
+# Forms currently not detected:
+# - js: imports.gi.versions.Gtk = '3.0';
+# - py: gi.require_version('Gtk', '3.0')
+
+while read file; do
+	case $file in
+		*.js)
+			for module in $(grep -h -P -o "imports.gi.([^\s'\";]+)" $file | grep -v "imports.gi.version" | sed 's,imports.gi.,,'); do
+				split_name_version $module
+				print_req_prov
+			done
+			;;
+	      *.py)
+		        for module in $(grep -h -P "from gi.repository import (\w+)" $file | sed 's:#.*::' | sed -e 's,from gi.repository import,,' -r -e 's:\s+as\s+\w+::g' -e 's:,::g'); do
+				split_name_version $module
+				print_req_prov
+			done
+			;;
+	esac
+done
+}
+
+case $1 in
+	-P)	
+		find_provides
+		;;
+	-R)
+		find_requires
+		;;
+esac
+
-- 
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