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-rw-r--r--builtin/rev-parse.c5
-rwxr-xr-xt/t1500-rev-parse.sh6
2 files changed, 8 insertions, 3 deletions
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index af79538632..7d10ee33c4 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -687,7 +687,6 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
const char *name = NULL;
struct object_context unused;
struct strbuf buf = STRBUF_INIT;
- const int hexsz = the_hash_algo->hexsz;
int seen_end_of_options = 0;
enum format_type format = FORMAT_DEFAULT;
@@ -863,8 +862,8 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
abbrev = strtoul(arg, NULL, 10);
if (abbrev < MINIMUM_ABBREV)
abbrev = MINIMUM_ABBREV;
- else if (hexsz <= abbrev)
- abbrev = hexsz;
+ else if ((int)the_hash_algo->hexsz <= abbrev)
+ abbrev = the_hash_algo->hexsz;
continue;
}
if (!strcmp(arg, "--sq")) {
diff --git a/t/t1500-rev-parse.sh b/t/t1500-rev-parse.sh
index a669e592f1..30c31918fd 100755
--- a/t/t1500-rev-parse.sh
+++ b/t/t1500-rev-parse.sh
@@ -304,4 +304,10 @@ test_expect_success 'rev-parse --bisect includes bad, excludes good' '
test_cmp expect actual
'
+test_expect_success '--short= truncates to the actual hash length' '
+ git rev-parse HEAD >expect &&
+ git rev-parse --short=100 HEAD >actual &&
+ test_cmp expect actual
+'
+
test_done