makepkg: deprecate PKGBUILDs without a package() function

The package() function has been around since pacman-3.3 and has
significant advantages including limited fakeroot usage and correct
repackaging.  The ability to use PKGBUILDs without a package function
will be removed in a future release.

Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index 5e8ada3a..a9d8e64c 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -2696,6 +2696,10 @@ fi
 fullver=$(get_full_version)
 msg "$(gettext "Making package: %s")" "$pkgbase $fullver ($(date))"
 
+if (( !PKGFUNC && !SPLITPKG )); then
+	warning "$(gettext "Using a %s without a %s function is deprecated.")" "$BUILDSCRIPT" "package()"
+fi
+
 # if we are creating a source-only package, go no further
 if (( SOURCEONLY )); then
 	if [[ -f $SRCPKGDEST/${pkgbase}-${fullver}${SRCEXT} ]] \