[PATCH] Fix "apply --reverse" with regard to whitespace
From: Johannes Schindelin <hidden>
Date: 2016-06-15 22:43:20
Subsystem:
the rest · Maintainer:
Linus Torvalds
"git apply" used to take check the whitespace in the wrong direction. Noticed by Daniel Barkalow. Signed-off-by: Johannes Schindelin <redacted> --- On Fri, 6 Jul 2007, Daniel Barkalow wrote: > If you apply in reverse a patch which adds junk (e.g., terminal > whitespace), it complains about the junk you're adding, even > though (since it's in reverse) you're actually removing that > junk. This fixes it. builtin-apply.c | 6 +++++- t/t4116-apply-reverse.sh | 6 ++++++ 2 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/builtin-apply.c b/builtin-apply.c
index c6f736c..0a0b4a9 100644
--- a/builtin-apply.c
+++ b/builtin-apply.c@@ -1003,12 +1003,16 @@ static int parse_fragment(char *line, unsigned long size, struct patch *patch, s trailing++; break; case '-': + if (apply_in_reverse && + new_whitespace != nowarn_whitespace) + check_whitespace(line, len); deleted++; oldlines--; trailing = 0; break; case '+': - if (new_whitespace != nowarn_whitespace) + if (!apply_in_reverse && + new_whitespace != nowarn_whitespace) check_whitespace(line, len); added++; newlines--;
diff --git a/t/t4116-apply-reverse.sh b/t/t4116-apply-reverse.sh
index a7f5905..9ae2b3a 100755
--- a/t/t4116-apply-reverse.sh
+++ b/t/t4116-apply-reverse.sh@@ -82,4 +82,10 @@ test_expect_success 'apply in reverse without postimage' ' ) ' +test_expect_success 'reversing a whitespace introduction' ' + sed "s/a/a /" < file1 > file1.new && + mv file1.new file1 && + git diff | git apply --reverse --whitespace=error +' + test_done
--
1.5.3.rc0.2712.g125b7f