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List: cgit
Subject: [PATCH 5/9] ui-patch: ban sprintf()
From: Christian Hesse <list () eworm ! de>
Date: 2018-08-28 18:38:22
Message-ID: 20180828183826.25043-5-list () eworm ! de
[Download RAW message or body]
From: Christian Hesse <mail@eworm.de>
Git upstream bans sprintf() with commit:
banned.h: mark sprintf() as banned
cc8fdaee1eeaf05d8dd55ff11f111b815f673c58
Signed-off-by: Christian Hesse <mail@eworm.de>
---
ui-patch.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/ui-patch.c b/ui-patch.c
index 8007a11..82f125b 100644
--- a/ui-patch.c
+++ b/ui-patch.c
@@ -11,13 +11,16 @@
#include "html.h"
#include "ui-shared.h"
+/* two commit hashes with two dots in between and termination */
+#define REV_RANGE_LEN 2 * GIT_MAX_HEXSZ + 3
+
void cgit_print_patch(const char *new_rev, const char *old_rev,
const char *prefix)
{
struct rev_info rev;
struct commit *commit;
struct object_id new_rev_oid, old_rev_oid;
- char rev_range[2 * 40 + 3];
+ char rev_range[REV_RANGE_LEN];
const char *rev_argv[] = { NULL, "--reverse", "--format=email", rev_range, "--", prefix, NULL };
int rev_argc = ARRAY_SIZE(rev_argv) - 1;
char *patchname;
@@ -60,7 +63,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
if (is_null_oid(&old_rev_oid)) {
memcpy(rev_range, oid_to_hex(&new_rev_oid), GIT_SHA1_HEXSZ + 1);
} else {
- sprintf(rev_range, "%s..%s", oid_to_hex(&old_rev_oid),
+ xsnprintf(rev_range, REV_RANGE_LEN, "%s..%s", oid_to_hex(&old_rev_oid),
oid_to_hex(&new_rev_oid));
}
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