undef/git-commit-vandalism
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'sb/diff-color-move'

Browse Source 
A recently added "--color-moved" feature of "diff" fell into
infinite loop when ignoring whitespace changes, which has been
fixed.

* sb/diff-color-move:
  diff: fix infinite loop with --color-moved --ignore-space-change
This commit is contained in:
Junio C Hamano 2017-10-17 13:29:19 +09:00
commit 91ccfb8517
2 changed files with 24 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
diff.c
View File

@ -712,12 +712,13 @@ static int next_byte(const char **cp, const char **endp,
if (*cp > *endp) if (*cp > *endp)
return -1; return -1;
if (isspace(**cp)) {
if (DIFF_XDL_TST(diffopt, IGNORE_WHITESPACE_CHANGE)) { if (DIFF_XDL_TST(diffopt, IGNORE_WHITESPACE_CHANGE)) {
while (*cp < *endp && isspace(**cp)) while (*cp < *endp && isspace(**cp))
(*cp)++; (*cp)++;
/* /*
* After skipping a couple of whitespaces, we still have to * After skipping a couple of whitespaces,
* account for one space. * we still have to account for one space.
*/ */
return (int)' '; return (int)' ';
} }
@ -727,6 +728,7 @@ static int next_byte(const char **cp, const char **endp,
(*cp)++; (*cp)++;
/* return the first non-ws character via the usual below */ /* return the first non-ws character via the usual below */
} }
}
retval = (unsigned char)(**cp); retval = (unsigned char)(**cp);
(*cp)++; (*cp)++;

9
t/t4015-diff-whitespace.sh
View File

@ -1530,4 +1530,13 @@ test_expect_success 'move detection with submodules' '
test_cmp expect decoded_actual test_cmp expect decoded_actual
' '
test_expect_success 'move detection with whitespace changes' '
test_when_finished "git reset --hard" &&
test_seq 10 >test &&
git add test &&
sed s/3/42/ <test >test.tmp &&
mv test.tmp test &&
git -c diff.colormoved diff --ignore-space-change -- test
'
test_done test_done