implement basic sanity check of APKBUILD

abuild

@@ -23,7 +23,7 @@ pkgrel=0
 SRCDEST=${SRCDEST:-$startdir}
 PKGDEST=${PKGDEST:-$startdir}
 
-default_cmds="checkdeps clean fetch checkmd5 unpack rootpkg"
+default_cmds="makedepcheck clean fetch md5check unpack rootpkg"
 all_cmds="checksum fetch unpack rootpkg build package cleancache clean srcpkg"
 
 # functions
@@ -43,8 +43,27 @@ die() {
 	exit 1
 }
 
+# check if apkbuild is basicly sane
+sanitycheck() {
+	[ -z "$pkgname" ] && die "Missing pkgname in APKBUILD"
+	[ -z "${pkgname##* *}" ] && die "pkgname contains spaces"
+	[ -z "$pkgver" ] && die "Missing pkgver in APKBUILD"
+	[  "${pkgver##[0-9]}" != "$pkgver" ] && \
+		die "pkgver does not start with a digit"
+	[ -z "$pkgrel" ] && warning "Missing pkgrel in APKBUILD. Using pkgrel=0"
+	[ -z "$pkgdesc" ] && die "Missing pkgdesc in APKBUILD"
+	[ -z "$url" ] && die "Missing url in APKBUILD"
+	[ -z "$license" ] && die "Missing license in APKBULID"
+
+	# common spelling errors
+	[ -n "$depend" ] && die "APKBUILD contains 'depend'. It should be depends"
+	[ -n "$makedepend" ] && die "APKBUILD contains 'makedepend'. It should be makedepends"
+
+	return 0
+}
+
 # check if we have needed packages to build this thing
-checkdeps() {
+makedepcheck() {
 	local i
 	local missing=
 	for i in $makedepends; do
@@ -55,13 +74,17 @@ checkdeps() {
 	return 1
 }
 
-checkmd5() {
+md5check() {
 	if [ -z "$source" ]; then
 		return 0
 	fi
 	if [ -z "$md5sums" ]; then
 		die "Use 'abuild checksum >>$APKBUILD' to generate a checksum"
 	fi
+
+	if [ "$(echo $source | wc -l)" -ne "$(echo $md5sums | wc -l)" ]; then
+		die "Number of md5sums does not correspond to number of sources"
+	fi
 	cd "$srcdir" && echo "$md5sums" | md5sum -c 
 }
 
@@ -161,6 +184,7 @@ subpkg() {
 }
 
 package_apk() {
+	[ -z "${pkgname##* *}" ] && die "pkgname contains spaces"
 	local dir=${subpkgdir:-$pkgdir}
 	local p="$pkgname-$pkgver"
 	[ "$pkgrel" -ne 0 ] && p="$p-r$pkgrel"
@@ -325,17 +349,19 @@ usage() {
 	echo " -q  Quiet"
 	echo ""
 	echo "Commands:"
-	echo "  checksum   Generate checksum to be included in $APKBUILD"
-	echo "  fetch      Fetch sources to \$SRCDEST and verify checksums"
-	echo "  unpack     Unpack sources to \$srcdir"
-	echo "  build      Compile and install package into \$pkgdir"
-	echo "  package    Create package in \$PKGDEST"
-	echo "  rootpkg    Run '$0 build package' as fakeroot"
-	echo "  clean      Remove temp build and install dirs"
-	echo "  cleanpkg   Remove already built binary and source package"
-	echo "  cleancache Remove downloaded files from \$SRCDEST"
-	echo "  srcpkg     Make a source package"
-	echo "  up2date    Compare target and sources dates"
+	echo "  checksum    Generate checksum to be included in $APKBUILD"
+	echo "  fetch       Fetch sources to \$SRCDEST and verify checksums"
+	echo "  sanitycheck Basic sanity check of APKBUILD"
+	echo "  md5check    Check md5sums"
+	echo "  unpack      Unpack sources to \$srcdir"
+	echo "  build       Compile and install package into \$pkgdir"
+	echo "  package     Create package in \$PKGDEST"
+	echo "  rootpkg     Run '$0 build package' as fakeroot"
+	echo "  clean       Remove temp build and install dirs"
+	echo "  cleanpkg    Remove already built binary and source package"
+	echo "  cleancache  Remove downloaded files from \$SRCDEST"
+	echo "  srcpkg      Make a source package"
+	echo "  up2date     Compare target and sources dates"
 	echo ""
 	exit 0
 }