From 3fababaa704ea9cd0ed06c62a9af1b83301b9302 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=A1s=20Reynolds?= <fauno@endefensadelsl.org>
Date: Thu, 9 Jan 2014 00:50:19 -0300
Subject: dagpkg: correctly handle variables

---
 dagpkg | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/dagpkg b/dagpkg
index 290c775..49d6ef1 100755
--- a/dagpkg
+++ b/dagpkg
@@ -43,13 +43,15 @@ trap 'trap_exit "An unknown error has occurred. Exiting..."' ERR
 
 source_pkgbuild() {
   # Source this PKGBUILD, if it doesn't exist, exit
+  unset pkgbase pkgname depends makedepends
+  unset pkgrel pkgver epoch
   if ! source ./PKGBUILD &>/dev/null ; then
     error "No PKGBUILD in %s" "$PWD"
     exit 1
   fi
 
   # Save resources
-  unset pkgdesc arch license groups backup install md5sums sha1sums \
+  unset pkgdesc license groups backup install md5sums sha1sums \
         sha256sums source options &>/dev/null
 
   unset build package &>/dev/null
@@ -93,6 +95,10 @@ visit_pkgbuild() {
   local name
   source_pkgbuild
 
+  # If it's already built we don't bother
+  is_built ${pkgname[0]} $(get_fullver ${epoch:-0} ${pkgver} ${pkgrel}) &&
+  return
+
   # Detect cycle or already visited package
   case "${marks[$name]:-0}" in
     1) msg2 "cycle found with %s depending on %s" $prev $name
@@ -100,19 +106,16 @@ visit_pkgbuild() {
     2) return;;
   esac
 
-  # If it's already built we don't bother
-  is_built ${pkgname[0]} $(get_fullver ${epoch:-0} ${pkgver} ${pkgrel}) &&
-  return
+  msg "%s (%s)" ${name} ${prev}
 
-  echo "${arch[@]}" | grep -qw "$CARCH" || warning "%s isn't ported to %s yet" ${name} ${CARCH}
+  echo "${arch[@]}" | grep -qw "$CARCH" ||
+  warning "%s isn't ported to %s yet" ${name} ${CARCH}
 
   # If the envvar I contains this package, ignore it and exit
   echo "$I" | grep -qw "$name" &&
   msg2 "%s ignored" ${name} &&
   return
 
-  msg "%s (%s)" ${name} ${prev}
-
   # Mark the package as being visited
   marks[$name]=1
 
-- 
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