From 380ac487a921d23bb7439219bc4e8f6d7d68bd41 Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Tue, 31 Oct 2023 04:10:48 -0400
Subject: sbrun: better support for PRINT_PACKAGE_NAME.

---
 sbrun |  1 +
 upkg  | 78 +++++++++++++++++++++++++++++++++++++++----------------------------
 2 files changed, 47 insertions(+), 32 deletions(-)

diff --git a/sbrun b/sbrun
index 252e17f..08943bf 100755
--- a/sbrun
+++ b/sbrun
@@ -467,6 +467,7 @@ if [ "$TRACK" = "yes" ]; then
 	-I/proc/\\* \
 	-I/var/tmp/\\* \
 	-I/root/.ccache/\\* \
+	-I/root/.cache/\\* \
 	-I/dev/pts/\\* \
 	-I/dev/shm/\\* \
 	--"
diff --git a/upkg b/upkg
index 937435a..342b396 100755
--- a/upkg
+++ b/upkg
@@ -35,53 +35,67 @@ if [ -z "$ARCH" ]; then
 fi
 
 case "$ARCH" in
-  i?86) ARCH="i686 i586 i486 i386" ;;
-  *) ;;
+  i?86) ARCHES="i686 i586 i486 i386" ;;
+  *) ARCHES="$ARCH" ;;
 esac
 
-# if no package name, see if we're in a SlackBuild dir.
-# if so, install the package for the current dir, if one
-# exists in $OUTPUT. Read .info file for version number and
-# extract BUILD from the SlackBuild.
+# if no package name, see if we're in a SlackBuild dir. if so,
+# install the package for the current dir, if one exists in $OUTPUT.
+# If PRINT_PACKAGE_NAME is found in the script, use it to get
+# the package filename. Otherwise, read .info file for version number
+# and extract BUILD from the SlackBuild.
 
 if [ -z "$@" ]; then
-	infofile=$( echo *.info )
+	script="$( echo *.SlackBuild)"
+	[ "$script" = '*.SlackBuild' ] && die "no .SlackBuild file in current dir"
+	script1=$( echo *.SlackBuild | cut -d' ' -f1 )
+	[ "$script" != "$script1" ] && die "multiple .SlackBuild files found in current dir"
+	if grep -q PRINT_PACKAGE_NAME $script; then
+		pkgfile="$( PRINT_PACKAGE_NAME=1 sh $script )"
+		if [ -e "$OUTPUT/$pkgfile" ]; then
+			found="$OUTPUT/$pkgfile"
+		else
+			die "No $pkgfile found in $OUTPUT, build one!"
+		fi
+	else
+		infofile=$( echo *.info )
 
-	[ "$infofile" = '*.info' ] && die "no .info file in current dir"
+		[ "$infofile" = '*.info' ] && die "no .info file in current dir"
 
-	infofile1=$( echo *.info | cut -d' ' -f1 )
-	[ "$infofile" != "$infofile1" ] && die "multiple .info files found in current dir"
+		infofile1=$( echo *.info | cut -d' ' -f1 )
+		[ "$infofile" != "$infofile1" ] && die "multiple .info files found in current dir"
 
-	pkgname=$(basename $infofile .info)
-	[ ! -e "$pkgname.SlackBuild" ] && die "$pkgname.SlackBuild not found in current dir"
+		pkgname=$(basename $infofile .info)
+		[ ! -e "$pkgname.SlackBuild" ] && die "$pkgname.SlackBuild not found in current dir"
 
-	source ./$pkgname.info
-	[ -z "$PRGNAM" -o -z "$VERSION" ] && die "bad/incomplete .info file, bailing"
+		source ./$pkgname.info
+		[ -z "$PRGNAM" -o -z "$VERSION" ] && die "bad/incomplete .info file, bailing"
 
-	[ "$PRGNAM" != "$pkgname" ] && die "bad PRGNAM=$PRGNAM in $pkgname.info"
+		[ "$PRGNAM" != "$pkgname" ] && die "bad PRGNAM=$PRGNAM in $pkgname.info"
 
-	buildline=$(grep "^ *BUILD=" $pkgname.SlackBuild)
-	[ -z "$buildline" ] && die "missing BUILD= in $pkgname.SlackBuild"
+		buildline=$(grep "^ *BUILD=" $pkgname.SlackBuild)
+		[ -z "$buildline" ] && die "missing BUILD= in $pkgname.SlackBuild"
 
-	eval $buildline
+		eval $buildline
 
-	for myarch in noarch $ARCH; do
-		myglob="$OUTPUT/$PRGNAM-$VERSION-$myarch-$BUILD*.t?z"
-		myfile=$( echo $myglob )
+		for myarch in noarch $ARCHES; do
+			myglob="$OUTPUT/$PRGNAM-$VERSION-$myarch-$BUILD*.t?z"
+			myfile=$( echo $myglob )
 
-		if [ "$myglob" = "$myfile" ]; then
-			: # do naught
-		elif [ "$( /bin/ls $myfile 2>/dev/null | wc -l )" -gt "1" ]; then
-			die "Multiple packages match, not installing anything: $( /bin/ls $myfile )"
-		else
-			if [ -n "$found" ]; then
-				die "Multiple packages/arches, not installing anything: $myfile $found"
+			if [ "$myglob" = "$myfile" ]; then
+				: # do naught
+			elif [ "$( /bin/ls $myfile 2>/dev/null | wc -l )" -gt "1" ]; then
+				die "Multiple packages match, not installing anything: $( /bin/ls $myfile )"
 			else
-				found=$myfile
-				echo found $found
+				if [ -n "$found" ]; then
+					die "Multiple packages/arches, not installing anything: $myfile $found"
+				else
+					found=$myfile
+					echo found $found
+				fi
 			fi
-		fi
-	done
+		done
+	fi
 
 	[ -z "$found" ] && die "No $PRGNAM-$VERSION-(noarch|$ARCH)-$BUILD*.t?z package in $OUTPUT, build one!"
 
-- 
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