summaryrefslogtreecommitdiff
path: root/fast-import.c
diff options
context:
space:
mode:
authorRohit Mani <rohit.mani@outlook.com>2014-03-08 06:48:31 (GMT)
committerJunio C Hamano <gitster@pobox.com>2014-03-10 15:35:30 (GMT)
commit2c5495f7b60d6ddcd6a411b48d2f6dbc4a24717a (patch)
tree9900454e2b547e2fee8e9e67b39ced68ea0c650e /fast-import.c
parent5f95c9f850b19b368c43ae399cc831b17a26a5ac (diff)
downloadgit-2c5495f7b60d6ddcd6a411b48d2f6dbc4a24717a.zip
git-2c5495f7b60d6ddcd6a411b48d2f6dbc4a24717a.tar.gz
git-2c5495f7b60d6ddcd6a411b48d2f6dbc4a24717a.tar.bz2
use strchrnul() in place of strchr() and strlen()
Avoid scanning strings twice, once with strchr() and then with strlen(), by using strchrnul(). Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Rohit Mani <rohit.mani@outlook.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'fast-import.c')
-rw-r--r--fast-import.c33
1 files changed, 12 insertions, 21 deletions
diff --git a/fast-import.c b/fast-import.c
index 4fd18a3..fb4738d 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -1485,14 +1485,11 @@ static int tree_content_set(
unsigned int i, n;
struct tree_entry *e;
- slash1 = strchr(p, '/');
- if (slash1)
- n = slash1 - p;
- else
- n = strlen(p);
+ slash1 = strchrnul(p, '/');
+ n = slash1 - p;
if (!n)
die("Empty path component found in input");
- if (!slash1 && !S_ISDIR(mode) && subtree)
+ if (!*slash1 && !S_ISDIR(mode) && subtree)
die("Non-directories cannot have subtrees");
if (!root->tree)
@@ -1501,7 +1498,7 @@ static int tree_content_set(
for (i = 0; i < t->entry_count; i++) {
e = t->entries[i];
if (e->name->str_len == n && !strncmp_icase(p, e->name->str_dat, n)) {
- if (!slash1) {
+ if (!*slash1) {
if (!S_ISDIR(mode)
&& e->versions[1].mode == mode
&& !hashcmp(e->versions[1].sha1, sha1))
@@ -1552,7 +1549,7 @@ static int tree_content_set(
e->versions[0].mode = 0;
hashclr(e->versions[0].sha1);
t->entries[t->entry_count++] = e;
- if (slash1) {
+ if (*slash1) {
e->tree = new_tree_content(8);
e->versions[1].mode = S_IFDIR;
tree_content_set(e, slash1 + 1, sha1, mode, subtree);
@@ -1576,11 +1573,8 @@ static int tree_content_remove(
unsigned int i, n;
struct tree_entry *e;
- slash1 = strchr(p, '/');
- if (slash1)
- n = slash1 - p;
- else
- n = strlen(p);
+ slash1 = strchrnul(p, '/');
+ n = slash1 - p;
if (!root->tree)
load_tree(root);
@@ -1594,7 +1588,7 @@ static int tree_content_remove(
for (i = 0; i < t->entry_count; i++) {
e = t->entries[i];
if (e->name->str_len == n && !strncmp_icase(p, e->name->str_dat, n)) {
- if (slash1 && !S_ISDIR(e->versions[1].mode))
+ if (*slash1 && !S_ISDIR(e->versions[1].mode))
/*
* If p names a file in some subdirectory, and a
* file or symlink matching the name of the
@@ -1602,7 +1596,7 @@ static int tree_content_remove(
* exist and need not be deleted.
*/
return 1;
- if (!slash1 || !S_ISDIR(e->versions[1].mode))
+ if (!*slash1 || !S_ISDIR(e->versions[1].mode))
goto del_entry;
if (!e->tree)
load_tree(e);
@@ -1644,11 +1638,8 @@ static int tree_content_get(
unsigned int i, n;
struct tree_entry *e;
- slash1 = strchr(p, '/');
- if (slash1)
- n = slash1 - p;
- else
- n = strlen(p);
+ slash1 = strchrnul(p, '/');
+ n = slash1 - p;
if (!n && !allow_root)
die("Empty path component found in input");
@@ -1664,7 +1655,7 @@ static int tree_content_get(
for (i = 0; i < t->entry_count; i++) {
e = t->entries[i];
if (e->name->str_len == n && !strncmp_icase(p, e->name->str_dat, n)) {
- if (!slash1)
+ if (!*slash1)
goto found_entry;
if (!S_ISDIR(e->versions[1].mode))
return 0;