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merge(3p/git): Merge git upstream at v2.26.2

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This commit is contained in:
Vincent Ambo 2020-05-22 17:46:45 +01:00
commit 5229c9b232
1006 changed files with 149006 additions and 60819 deletions
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12
third_party/git/xdiff-interface.c vendored
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@ -84,8 +84,8 @@ static void trim_common_tail(mmfile_t *a, mmfile_t *b)
{
const int blk = 1024;
long trimmed = 0, recovered = 0;
char *ap = a->ptr + a->size;
char *bp = b->ptr + b->size;
char *ap = a->size ? a->ptr + a->size : a->ptr;
char *bp = b->size ? b->ptr + b->size : b->ptr;
long smaller = (a->size < b->size) ? a->size : b->size;
while (blk + trimmed <= smaller && !memcmp(ap - blk, bp - blk, blk)) {
@ -250,9 +250,13 @@ void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value, int cflags)
ALLOC_ARRAY(regs->array, regs->nr);
for (i = 0; i < regs->nr; i++) {
struct ff_reg *reg = regs->array + i;
const char *ep = strchr(value, '\n'), *expression;
const char *ep, *expression;
char *buffer = NULL;
if (!value)
BUG("mismatch between line count and parsing");
ep = strchr(value, '\n');
reg->negate = (*value == '!');
if (reg->negate && i == regs->nr - 1)
die("Last expression must not be negated: %s", value);
@ -265,7 +269,7 @@ void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value, int cflags)
if (regcomp(&reg->re, expression, cflags))
die("Invalid regexp to look for hunk header: %s", expression);
free(buffer);
value = ep + 1;
value = ep ? ep + 1 : NULL;
}
}