From 818fae320f22ea758765a55b3a3a98e2f0a66a45 Mon Sep 17 00:00:00 2001
From: Dan McGee <dan@archlinux.org>
Date: Sat, 6 Dec 2008 23:32:34 -0600
Subject: makepkg: ensure PKGBUILD does not contain CRLF characters

Do a simple check before sourcing the file to ensure we are a valid bash
script.

Signed-off-by: Dan McGee <dan@archlinux.org>
---
 scripts/makepkg.sh.in | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'scripts')

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index b8896258..179746d2 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -1354,6 +1354,12 @@ if [ ! -f "$BUILDSCRIPT" ]; then
 		# PKGBUILD passed through a pipe
 		BUILDSCRIPT=/dev/stdin
 	fi
+else
+	crlftest=$(file $BUILDSCRIPT | grep -F 'CRLF' || true)
+	if [ "$crlftest" != "" ]; then
+		error "$(gettext "%s contains CRLF characters and cannot be sourced.")" "$BUILDSCRIPT"
+		exit 1
+	fi
 fi
 
 source "$BUILDSCRIPT"
-- 
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