const char *curr_index;
const char *index_name = NULL, *pack_name = NULL;
const char *keep_name = NULL, *keep_msg = NULL;
- char *index_name_buf = NULL, *keep_name_buf = NULL;
+ struct strbuf index_name_buf = STRBUF_INIT,
+ keep_name_buf = STRBUF_INIT;
struct pack_idx_entry **idx_objects;
struct pack_idx_option opts;
unsigned char pack_sha1[20];
if (fix_thin_pack && !from_stdin)
die(_("--fix-thin cannot be used without --stdin"));
if (!index_name && pack_name) {
- int len = strlen(pack_name);
- if (!has_extension(pack_name, ".pack"))
+ size_t len;
+ if (!strip_suffix(pack_name, ".pack", &len))
die(_("packfile name '%s' does not end with '.pack'"),
pack_name);
- index_name_buf = xmalloc(len);
- memcpy(index_name_buf, pack_name, len - 5);
- strcpy(index_name_buf + len - 5, ".idx");
- index_name = index_name_buf;
+ strbuf_add(&index_name_buf, pack_name, len);
+ strbuf_addstr(&index_name_buf, ".idx");
+ index_name = index_name_buf.buf;
}
if (keep_msg && !keep_name && pack_name) {
- int len = strlen(pack_name);
- if (!has_extension(pack_name, ".pack"))
+ size_t len;
+ if (!strip_suffix(pack_name, ".pack", &len))
die(_("packfile name '%s' does not end with '.pack'"),
pack_name);
- keep_name_buf = xmalloc(len);
- memcpy(keep_name_buf, pack_name, len - 5);
- strcpy(keep_name_buf + len - 5, ".keep");
- keep_name = keep_name_buf;
+ strbuf_add(&keep_name_buf, pack_name, len);
+ strbuf_addstr(&keep_name_buf, ".idx");
+ keep_name = keep_name_buf.buf;
}
if (verify) {
if (!index_name)
else
close(input_fd);
free(objects);
- free(index_name_buf);
- free(keep_name_buf);
+ strbuf_release(&index_name_buf);
+ strbuf_release(&keep_name_buf);
if (pack_name == NULL)
free((void *) curr_pack);
if (index_name == NULL)
struct string_list_item *item;
struct branch_info *info;
enum { REMOTE, MERGE, REBASE } type;
+ size_t key_len;
key += 7;
- if (ends_with(key, ".remote")) {
- name = xstrndup(key, strlen(key) - 7);
+ if (strip_suffix(key, ".remote", &key_len)) {
+ name = xmemdupz(key, key_len);
type = REMOTE;
- } else if (ends_with(key, ".merge")) {
- name = xstrndup(key, strlen(key) - 6);
+ } else if (strip_suffix(key, ".merge", &key_len)) {
+ name = xmemdupz(key, key_len);
type = MERGE;
- } else if (ends_with(key, ".rebase")) {
- name = xstrndup(key, strlen(key) - 7);
+ } else if (strip_suffix(key, ".rebase", &key_len)) {
+ name = xmemdupz(key, key_len);
type = REBASE;
} else
return 0;
DIR *dir;
struct dirent *e;
char *fname;
- size_t len;
if (!(dir = opendir(packdir)))
return;
while ((e = readdir(dir)) != NULL) {
- if (!ends_with(e->d_name, ".pack"))
+ size_t len;
+ if (!strip_suffix(e->d_name, ".pack", &len))
continue;
- len = strlen(e->d_name) - strlen(".pack");
fname = xmemdupz(e->d_name, len);
if (!file_exists(mkpath("%s/%s.keep", packdir, fname)))
* normalize these forms to "foo.pack" for "index-pack --verify".
*/
strbuf_addstr(&arg, path);
- if (has_extension(arg.buf, ".idx"))
- strbuf_splice(&arg, arg.len - 3, 3, "pack", 4);
- else if (!has_extension(arg.buf, ".pack"))
- strbuf_add(&arg, ".pack", 5);
+ if (strbuf_strip_suffix(&arg, ".idx") ||
+ !ends_with(arg.buf, ".pack"))
+ strbuf_addstr(&arg, ".pack");
argv[2] = arg.buf;
memset(&index_pack, 0, sizeof(index_pack));
unsigned char sha1[20];
int err = 0, ac = 0;
struct packed_git *new_pack = NULL;
+ size_t base_len;
if (fn(cb_data, sha1))
return err;
if (transport && transport->smart_options &&
transport->smart_options->self_contained_and_connected &&
transport->pack_lockfile &&
- ends_with(transport->pack_lockfile, ".keep")) {
+ strip_suffix(transport->pack_lockfile, ".keep", &base_len)) {
struct strbuf idx_file = STRBUF_INIT;
- strbuf_addstr(&idx_file, transport->pack_lockfile);
- strbuf_setlen(&idx_file, idx_file.len - 5); /* ".keep" */
+ strbuf_add(&idx_file, transport->pack_lockfile, base_len);
strbuf_addstr(&idx_file, ".idx");
new_pack = add_packed_git(idx_file.buf, idx_file.len, 1);
strbuf_release(&idx_file);
extern void set_die_is_recursing_routine(int (*routine)(void));
extern int starts_with(const char *str, const char *prefix);
-extern int ends_with(const char *str, const char *suffix);
/*
* If the string "str" begins with the string found in "prefix", return 1.
return 0;
}
+/*
+ * If buf ends with suffix, return 1 and subtract the length of the suffix
+ * from *len. Otherwise, return 0 and leave *len untouched.
+ */
+static inline int strip_suffix_mem(const char *buf, size_t *len,
+ const char *suffix)
+{
+ size_t suflen = strlen(suffix);
+ if (*len < suflen || memcmp(buf + (*len - suflen), suffix, suflen))
+ return 0;
+ *len -= suflen;
+ return 1;
+}
+
+/*
+ * If str ends with suffix, return 1 and set *len to the size of the string
+ * without the suffix. Otherwise, return 0 and set *len to the size of the
+ * string.
+ *
+ * Note that we do _not_ NUL-terminate str to the new length.
+ */
+static inline int strip_suffix(const char *str, const char *suffix, size_t *len)
+{
+ *len = strlen(str);
+ return strip_suffix_mem(str, len, suffix);
+}
+
+static inline int ends_with(const char *str, const char *suffix)
+{
+ size_t len;
+ return strip_suffix(str, suffix, &len);
+}
+
#if defined(NO_MMAP) || defined(USE_WIN32_MMAP)
#ifndef PROT_READ
return (size_t)len;
}
-static inline int has_extension(const char *filename, const char *ext)
-{
- size_t len = strlen(filename);
- size_t extlen = strlen(ext);
- return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
-}
-
/* in ctype.c, for kwset users */
extern const char tolower_trans_tbl[256];
while ((de = readdir(dir)) != NULL) {
const char *ent;
- int entlen;
+ size_t entlen;
if (!skip_prefix(de->d_name, prefix, &ent))
continue;
continue;
entlen = strlen(ent);
- if (has_extension(ent, ".exe"))
- entlen -= 4;
+ strip_suffix(ent, ".exe", &entlen);
add_cmdname(cmds, ent, entlen);
}
if (de->d_name[0] == '.')
continue;
- if (has_extension(de->d_name, ".lock"))
+ if (ends_with(de->d_name, ".lock"))
continue;
strbuf_addstr(&refname, de->d_name);
refdir = *refs->name
if (de->d_name[0] == '.')
continue;
- if (has_extension(de->d_name, ".lock"))
+ if (ends_with(de->d_name, ".lock"))
continue;
strbuf_addstr(name, de->d_name);
if (stat(git_path("logs/%s", name->buf), &st) < 0) {
static void prepare_packed_git_one(char *objdir, int local)
{
- /* Ensure that this buffer is large enough so that we can
- append "/pack/" without clobbering the stack even if
- strlen(objdir) were PATH_MAX. */
- char path[PATH_MAX + 1 + 4 + 1 + 1];
- int len;
+ struct strbuf path = STRBUF_INIT;
+ size_t dirnamelen;
DIR *dir;
struct dirent *de;
struct string_list garbage = STRING_LIST_INIT_DUP;
- sprintf(path, "%s/pack", objdir);
- len = strlen(path);
- dir = opendir(path);
+ strbuf_addstr(&path, objdir);
+ strbuf_addstr(&path, "/pack");
+ dir = opendir(path.buf);
if (!dir) {
if (errno != ENOENT)
error("unable to open object pack directory: %s: %s",
- path, strerror(errno));
+ path.buf, strerror(errno));
+ strbuf_release(&path);
return;
}
- path[len++] = '/';
+ strbuf_addch(&path, '/');
+ dirnamelen = path.len;
while ((de = readdir(dir)) != NULL) {
- int namelen = strlen(de->d_name);
struct packed_git *p;
-
- if (len + namelen + 1 > sizeof(path)) {
- if (report_garbage) {
- struct strbuf sb = STRBUF_INIT;
- strbuf_addf(&sb, "%.*s/%s", len - 1, path, de->d_name);
- report_garbage("path too long", sb.buf);
- strbuf_release(&sb);
- }
- continue;
- }
+ size_t base_len;
if (is_dot_or_dotdot(de->d_name))
continue;
- strcpy(path + len, de->d_name);
+ strbuf_setlen(&path, dirnamelen);
+ strbuf_addstr(&path, de->d_name);
- if (has_extension(de->d_name, ".idx")) {
+ base_len = path.len;
+ if (strip_suffix_mem(path.buf, &base_len, ".idx")) {
/* Don't reopen a pack we already have. */
for (p = packed_git; p; p = p->next) {
- if (!memcmp(path, p->pack_name, len + namelen - 4))
+ size_t len;
+ if (strip_suffix(p->pack_name, ".pack", &len) &&
+ len == base_len &&
+ !memcmp(p->pack_name, path.buf, len))
break;
}
if (p == NULL &&
* See if it really is a valid .idx file with
* corresponding .pack file that we can map.
*/
- (p = add_packed_git(path, len + namelen, local)) != NULL)
+ (p = add_packed_git(path.buf, path.len, local)) != NULL)
install_packed_git(p);
}
if (!report_garbage)
continue;
- if (has_extension(de->d_name, ".idx") ||
- has_extension(de->d_name, ".pack") ||
- has_extension(de->d_name, ".bitmap") ||
- has_extension(de->d_name, ".keep"))
- string_list_append(&garbage, path);
+ if (ends_with(de->d_name, ".idx") ||
+ ends_with(de->d_name, ".pack") ||
+ ends_with(de->d_name, ".bitmap") ||
+ ends_with(de->d_name, ".keep"))
+ string_list_append(&garbage, path.buf);
else
- report_garbage("garbage found", path);
+ report_garbage("garbage found", path.buf);
}
closedir(dir);
report_pack_garbage(&garbage);
string_list_clear(&garbage, 0);
+ strbuf_release(&path);
}
static int sort_pack(const void *a_, const void *b_)
return 0;
}
-int ends_with(const char *str, const char *suffix)
-{
- int len = strlen(str), suflen = strlen(suffix);
- if (len < suflen)
- return 0;
- else
- return !strcmp(str + len - suflen, suffix);
-}
-
/*
* Used as the default ->buf value, so that people can always assume
* buf is non NULL and ->buf is NUL terminated even for a freshly
extern void strbuf_tolower(struct strbuf *sb);
extern int strbuf_cmp(const struct strbuf *, const struct strbuf *);
+static inline int strbuf_strip_suffix(struct strbuf *sb, const char *suffix)
+{
+ if (strip_suffix_mem(sb->buf, &sb->len, suffix)) {
+ strbuf_setlen(sb, sb->len);
+ return 1;
+ } else
+ return 0;
+}
+
/*
* Split str (of length slen) at the specified terminator character.
* Return a null-terminated array of pointers to strbuf objects