From bc2038d21004c29e349fadee053d4d604b5bb3b9 Mon Sep 17 00:00:00 2001
From: Muhammed Uluyol <uluyol0@gmail.com>
Date: Sun, 16 May 2010 20:27:45 -0500
Subject: [PATCH] makepkg: Implement libs system

---
 scripts/makepkg.sh.in |   33 +++++++++++++++++++++++++++++++++
 1 files changed, 33 insertions(+), 0 deletions(-)

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index e8aaa8b..64c2296 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -40,6 +40,7 @@ export COMMAND_MODE='legacy'
 myver='@PACKAGE_VERSION@'
 confdir='@sysconfdir@'
 BUILDSCRIPT='@BUILDSCRIPT@'
+LIBDIR='@LIBDIR@'
 startdir="$PWD"
 srcdir="$startdir/src"
 pkgdir="$startdir/pkg"
@@ -193,6 +194,33 @@ get_url() {
 	echo "${1#*::}"
 }
 
+# load libraries from a string of libs
+load_libs()
+{
+	# Check if the library has been sourced, if not, source it
+	for lib in $@; do
+		if ! (($(eval echo \$${lib//-/_}_loaded))); then
+#			msg "$(gettext "Loading %s")" "$lib"
+			unset libs
+			if [[ ! -f "$LIBDIR/$lib" ]]; then
+				error "$(gettext "%s does not exist.")" "$LIBDIR/$lib"
+				return 1
+			fi
+			source "libs/$lib"
+			if [[ $? != 0 ]]; then
+				error "$(gettext "%s could not be sourced.")" "$LIBDIR/$lib"
+				return 1
+			fi
+			# Set up a variable so we know the lib has been loaded
+			eval ${lib//-/_}_loaded=1
+			if [[ -n ${libs[@]} ]]; then
+				# Recurse for any new libs needed
+				load_libs ${libs[@]} || return 1
+			fi
+		fi
+	done
+}
+
 ##
 # Checks to see if options are present in makepkg.conf or PKGBUILD;
 # PKGBUILD options always take precedence.
@@ -1775,6 +1803,11 @@ else
 	source "$BUILDFILE"
 fi
 
+# Load libraries
+if [[ -n ${libs[@]} ]]; then
+	load_libs ${libs[@]} || exit 1
+fi
+
 if (( GENINTEG )); then
 	mkdir -p "$srcdir"
 	chmod a-s "$srcdir"
-- 
1.7.1