From f31dcd88f3074bbe831d1974754650f49ddf858b Mon Sep 17 00:00:00 2001
From: Plectranthus <37979371+Plectranthus-fg@users.noreply.github.com>
Date: Wed, 8 Dec 2021 09:48:33 +0800
Subject: [PATCH] lib/builtins.sh: test file existence before patching

Skip non-existent patches in ab_*_ patches.
---
 lib/builtins.sh | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/lib/builtins.sh b/lib/builtins.sh
index a7f89be..4fc8e08 100644
--- a/lib/builtins.sh
+++ b/lib/builtins.sh
@@ -7,15 +7,19 @@ RPATCHFLAGS="-Rp1 -t"
 
 ab_apply_patches() {
 	for i in "$@"; do
-		abinfo "Applying patch $i ..."
-		patch $PATCHFLAGS -i "$i" || abdie "Applying patch $i failed"
+		if [[ -e $i ]];then
+			abinfo "Applying patch $i ..."
+			patch $PATCHFLAGS -i "$i" || abdie "Applying patch $i failed"
+		fi
 	done
 }
 
 ab_reverse_patches() {
 	for i in "$@"; do
-		abinfo "Reverting patch $i ..."
-		patch $RPATCHFLAGS -i "$i" || abdie "Reverting patch $i failed"
+		if [[ -e $i ]];then
+			abinfo "Reverting patch $i ..."
+			patch $RPATCHFLAGS -i "$i" || abdie "Reverting patch $i failed"
+		fi
 	done
 }
 
@@ -30,4 +34,4 @@ ab_match_arch() {
 		abinfo "Architecture '$ABHOST' mismatches '$1': taking false branch."
 		return 1
 	fi
-}
+}
\ No newline at end of file