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Diffstat (limited to 'config.c')
-rw-r--r--config.c72
1 files changed, 48 insertions, 24 deletions
diff --git a/config.c b/config.c
index b985d60..ed7f58e 100644
--- a/config.c
+++ b/config.c
@@ -19,6 +19,7 @@
#include "utf8.h"
#include "dir.h"
#include "color.h"
+#include "refs.h"
struct config_source {
struct config_source *prev;
@@ -170,6 +171,12 @@ static int handle_path_include(const char *path, struct config_include_data *inc
return ret;
}
+static void add_trailing_starstar_for_dir(struct strbuf *pat)
+{
+ if (pat->len && is_dir_sep(pat->buf[pat->len - 1]))
+ strbuf_addstr(pat, "**");
+}
+
static int prepare_include_condition_pattern(struct strbuf *pat)
{
struct strbuf path = STRBUF_INIT;
@@ -199,8 +206,7 @@ static int prepare_include_condition_pattern(struct strbuf *pat)
} else if (!is_absolute_path(pat->buf))
strbuf_insert(pat, 0, "**/", 3);
- if (pat->len && is_dir_sep(pat->buf[pat->len - 1]))
- strbuf_addstr(pat, "**");
+ add_trailing_starstar_for_dir(pat);
strbuf_release(&path);
return prefix;
@@ -264,6 +270,25 @@ done:
return ret;
}
+static int include_by_branch(const char *cond, size_t cond_len)
+{
+ int flags;
+ int ret;
+ struct strbuf pattern = STRBUF_INIT;
+ const char *refname = resolve_ref_unsafe("HEAD", 0, NULL, &flags);
+ const char *shortname;
+
+ if (!refname || !(flags & REF_ISSYMREF) ||
+ !skip_prefix(refname, "refs/heads/", &shortname))
+ return 0;
+
+ strbuf_add(&pattern, cond, cond_len);
+ add_trailing_starstar_for_dir(&pattern);
+ ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME);
+ strbuf_release(&pattern);
+ return ret;
+}
+
static int include_condition_is_true(const struct config_options *opts,
const char *cond, size_t cond_len)
{
@@ -272,6 +297,8 @@ static int include_condition_is_true(const struct config_options *opts,
return include_by_gitdir(opts, cond, cond_len, 0);
else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len))
return include_by_gitdir(opts, cond, cond_len, 1);
+ else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len))
+ return include_by_branch(cond, cond_len);
/* unknown conditionals are always false */
return 0;
@@ -834,22 +861,16 @@ static int git_parse_source(config_fn_t fn, void *data,
return error_return;
}
-static int parse_unit_factor(const char *end, uintmax_t *val)
+static uintmax_t get_unit_factor(const char *end)
{
if (!*end)
return 1;
- else if (!strcasecmp(end, "k")) {
- *val *= 1024;
- return 1;
- }
- else if (!strcasecmp(end, "m")) {
- *val *= 1024 * 1024;
- return 1;
- }
- else if (!strcasecmp(end, "g")) {
- *val *= 1024 * 1024 * 1024;
- return 1;
- }
+ else if (!strcasecmp(end, "k"))
+ return 1024;
+ else if (!strcasecmp(end, "m"))
+ return 1024 * 1024;
+ else if (!strcasecmp(end, "g"))
+ return 1024 * 1024 * 1024;
return 0;
}
@@ -859,19 +880,20 @@ static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max)
char *end;
intmax_t val;
uintmax_t uval;
- uintmax_t factor = 1;
+ uintmax_t factor;
errno = 0;
val = strtoimax(value, &end, 0);
if (errno == ERANGE)
return 0;
- if (!parse_unit_factor(end, &factor)) {
+ factor = get_unit_factor(end);
+ if (!factor) {
errno = EINVAL;
return 0;
}
- uval = labs(val);
- uval *= factor;
- if (uval > max || labs(val) > uval) {
+ uval = val < 0 ? -val : val;
+ if (unsigned_mult_overflows(factor, uval) ||
+ factor * uval > max) {
errno = ERANGE;
return 0;
}
@@ -888,21 +910,23 @@ static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max)
if (value && *value) {
char *end;
uintmax_t val;
- uintmax_t oldval;
+ uintmax_t factor;
errno = 0;
val = strtoumax(value, &end, 0);
if (errno == ERANGE)
return 0;
- oldval = val;
- if (!parse_unit_factor(end, &val)) {
+ factor = get_unit_factor(end);
+ if (!factor) {
errno = EINVAL;
return 0;
}
- if (val > max || oldval > val) {
+ if (unsigned_mult_overflows(factor, val) ||
+ factor * val > max) {
errno = ERANGE;
return 0;
}
+ val *= factor;
*ret = val;
return 1;
}