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Merge branch 'tg/maint-cache-name-compare' into tg/ce-namelen-field

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* tg/maint-cache-name-compare:
  cache_name_compare(): do not truncate while comparing paths
This commit is contained in:
Junio C Hamano 2012-07-11 09:40:25 -07:00
commit 01388518c3
2 changed files with 48 additions and 4 deletions
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13
read-cache.c
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@ -397,10 +397,15 @@ int df_name_compare(const char *name1, int len1, int mode1,
int cache_name_compare(const char *name1, int flags1, const char *name2, int flags2) int cache_name_compare(const char *name1, int flags1, const char *name2, int flags2)
{ {
int len1 = flags1 & CE_NAMEMASK; int len1, len2, len, cmp;
int len2 = flags2 & CE_NAMEMASK;
int len = len1 < len2 ? len1 : len2; len1 = flags1 & CE_NAMEMASK;
int cmp; if (CE_NAMEMASK <= len1)
len1 = strlen(name1 + CE_NAMEMASK) + CE_NAMEMASK;
len2 = flags2 & CE_NAMEMASK;
if (CE_NAMEMASK <= len2)
len2 = strlen(name2 + CE_NAMEMASK) + CE_NAMEMASK;
len = len1 < len2 ? len1 : len2;
cmp = memcmp(name1, name2, len); cmp = memcmp(name1, name2, len);
if (cmp) if (cmp)

39
t/t3006-ls-files-long.sh Executable file
View File

@ -0,0 +1,39 @@
#!/bin/sh
test_description='overly long paths'
. ./test-lib.sh
test_expect_success setup '
p=filefilefilefilefilefilefilefile &&
p=$p$p$p$p$p$p$p$p$p$p$p$p$p$p$p$p &&
p=$p$p$p$p$p$p$p$p$p$p$p$p$p$p$p$p &&
path_a=${p}_a &&
path_z=${p}_z &&
blob_a=$(echo frotz | git hash-object -w --stdin) &&
blob_z=$(echo nitfol | git hash-object -w --stdin) &&
pat="100644 %s 0\t%s\n"
'
test_expect_success 'overly-long path by itself is not a problem' '
printf "$pat" "$blob_a" "$path_a" |
git update-index --add --index-info &&
echo "$path_a" >expect &&
git ls-files >actual &&
test_cmp expect actual
'
test_expect_success 'overly-long path does not replace another by mistake' '
printf "$pat" "$blob_a" "$path_a" "$blob_z" "$path_z" |
git update-index --add --index-info &&
(
echo "$path_a"
echo "$path_z"
) >expect &&
git ls-files >actual &&
test_cmp expect actual
'
test_done