As long as we're being pathologically stingy with mallocs, we might as
well do the math right and save 6 (!) bytes.
Signed-off-by: Michael Haggerty <mhag...@alum.mit.edu>
---
It is left to the reader to show how another 7 bytes could be saved
(11 bytes on a 64-bit architecture!)
It probably wouldn't kill performance to use a string_list here
instead.
refs.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/refs.c b/refs.c
index ef9cdea..63b3a71 100644
--- a/refs.c
+++ b/refs.c
@@ -3351,10 +3351,10 @@ char *shorten_unambiguous_ref(const char *refname, int
strict)
size_t total_len = 0;
size_t offset = 0;
- /* the rule list is NULL terminated, count them first */
+ /* the rule list is NUL terminated, count them first */
for (nr_rules = 0; ref_rev_parse_rules[nr_rules]; nr_rules++)
- /* no +1 because strlen("%s") < strlen("%.*s") */
- total_len += strlen(ref_rev_parse_rules[nr_rules]);
+ /* -2 for strlen("%.*s") - strlen("%s"); +1 for NUL */
+ total_len += strlen(ref_rev_parse_rules[nr_rules]) - 2
+ 1;
scanf_fmts = xmalloc(nr_rules * sizeof(char *) + total_len);
--
1.8.5.2
--
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