common/hooks: new post-extract hook: apply-patches (moved from xbps-src).

common/hooks/post-extract/apply-patches.sh

@@ -0,0 +1,59 @@
+# This hook applies patches from "patches" directory.
+
+_process_patch() {
+	local _args= _patch= i=$1
+
+	_args="-Np0"
+	_patch=$(basename $i)
+	if [ -f $PATCHESDIR/${_patch}.args ]; then
+		_args=$(cat $PATCHESDIR/${_patch}.args)
+	elif [ -n "$patch_args" ]; then
+		_args=$patch_args
+	fi
+	cp -f $i $wrksrc
+
+	# Try to guess if its a compressed patch.
+	if $(echo $i|grep -q '.diff.gz'); then
+		gunzip $wrksrc/${_patch}
+		_patch=${_patch%%.gz}
+	elif $(echo $i|grep -q '.patch.gz'); then
+		gunzip $wrksrc/${_patch}
+		_patch=${_patch%%.gz}
+	elif $(echo $i|grep -q '.diff.bz2'); then
+		bunzip2 $wrksrc/${_patch}
+		_patch=${_patch%%.bz2}
+	elif $(echo $i|grep -q '.patch.bz2'); then
+		bunzip2 $wrksrc/${_patch}
+		_patch=${_patch%%.bz2}
+	elif $(echo $i|grep -q '.diff'); then
+		:
+	elif $(echo $i|grep -q '.patch'); then
+		:
+	else
+		msg_warn "$pkgver: unknown patch type: $i.\n"
+		continue
+	fi
+
+	cd $wrksrc
+	patch -sl ${_args} -i ${_patch} 2>/dev/null
+	msg_normal "$pkgver: patch applied: ${_patch}.\n"
+}
+
+hook() {
+	if [ ! -d "$wrksrc" ]; then
+		return 0
+	fi
+	if [ -r $PATCHESDIR/series ]; then
+		cat $PATCHESDIR/series | while read f; do
+			_process_patch "$PATCHESDIR/$f"
+		done
+	else
+		for f in $PATCHESDIR/*; do
+			[ ! -f $f ] && continue
+			if $(echo $f|grep -Eq '^.*.args$'); then
+				continue
+			fi
+			_process_patch $f
+		done
+	fi
+}