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-rw-r--r--builtin/check-attr.c125
1 files changed, 85 insertions, 40 deletions
diff --git a/builtin/check-attr.c b/builtin/check-attr.c
index 3016d29caa..708988a0e1 100644
--- a/builtin/check-attr.c
+++ b/builtin/check-attr.c
@@ -4,28 +4,28 @@
#include "quote.h"
#include "parse-options.h"
+static int all_attrs;
static int stdin_paths;
static const char * const check_attr_usage[] = {
-"git check-attr attr... [--] pathname...",
-"git check-attr --stdin attr... < <list-of-paths>",
+"git check-attr [-a | --all | attr...] [--] pathname...",
+"git check-attr --stdin [-a | --all | attr...] < <list-of-paths>",
NULL
};
static int null_term_line;
static const struct option check_attr_options[] = {
+ OPT_BOOLEAN('a', "all", &all_attrs, "report all attributes set on file"),
OPT_BOOLEAN(0 , "stdin", &stdin_paths, "read file names from stdin"),
OPT_BOOLEAN('z', NULL, &null_term_line,
"input paths are terminated by a null character"),
OPT_END()
};
-static void check_attr(int cnt, struct git_attr_check *check,
- const char** name, const char *file)
+static void output_attr(int cnt, struct git_attr_check *check,
+ const char *file)
{
int j;
- if (git_checkattr(file, cnt, check))
- die("git_checkattr died");
for (j = 0; j < cnt; j++) {
const char *value = check[j].value;
@@ -37,12 +37,30 @@ static void check_attr(int cnt, struct git_attr_check *check,
value = "unspecified";
quote_c_style(file, NULL, stdout, 0);
- printf(": %s: %s\n", name[j], value);
+ printf(": %s: %s\n", git_attr_name(check[j].attr), value);
}
}
-static void check_attr_stdin_paths(int cnt, struct git_attr_check *check,
- const char** name)
+static void check_attr(const char *prefix, int cnt,
+ struct git_attr_check *check, const char *file)
+{
+ char *full_path =
+ prefix_path(prefix, prefix ? strlen(prefix) : 0, file);
+ if (check != NULL) {
+ if (git_check_attr(full_path, cnt, check))
+ die("git_check_attr died");
+ output_attr(cnt, check, file);
+ } else {
+ if (git_all_attrs(full_path, &cnt, &check))
+ die("git_all_attrs died");
+ output_attr(cnt, check, file);
+ free(check);
+ }
+ free(full_path);
+}
+
+static void check_attr_stdin_paths(const char *prefix, int cnt,
+ struct git_attr_check *check)
{
struct strbuf buf, nbuf;
int line_termination = null_term_line ? 0 : '\n';
@@ -56,23 +74,26 @@ static void check_attr_stdin_paths(int cnt, struct git_attr_check *check,
die("line is badly quoted");
strbuf_swap(&buf, &nbuf);
}
- check_attr(cnt, check, name, buf.buf);
+ check_attr(prefix, cnt, check, buf.buf);
maybe_flush_or_die(stdout, "attribute to stdout");
}
strbuf_release(&buf);
strbuf_release(&nbuf);
}
+static NORETURN void error_with_usage(const char *msg)
+{
+ error("%s", msg);
+ usage_with_options(check_attr_usage, check_attr_options);
+}
+
int cmd_check_attr(int argc, const char **argv, const char *prefix)
{
struct git_attr_check *check;
- int cnt, i, doubledash;
- const char *errstr = NULL;
+ int cnt, i, doubledash, filei;
argc = parse_options(argc, argv, prefix, check_attr_options,
check_attr_usage, PARSE_OPT_KEEP_DASHDASH);
- if (!argc)
- usage_with_options(check_attr_usage, check_attr_options);
if (read_cache() < 0) {
die("invalid cache");
@@ -84,39 +105,63 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
doubledash = i;
}
- /* If there is no double dash, we handle only one attribute */
- if (doubledash < 0) {
- cnt = 1;
- doubledash = 0;
- } else
+ /* Process --all and/or attribute arguments: */
+ if (all_attrs) {
+ if (doubledash >= 1)
+ error_with_usage("Attributes and --all both specified");
+
+ cnt = 0;
+ filei = doubledash + 1;
+ } else if (doubledash == 0) {
+ error_with_usage("No attribute specified");
+ } else if (doubledash < 0) {
+ if (!argc)
+ error_with_usage("No attribute specified");
+
+ if (stdin_paths) {
+ /* Treat all arguments as attribute names. */
+ cnt = argc;
+ filei = argc;
+ } else {
+ /* Treat exactly one argument as an attribute name. */
+ cnt = 1;
+ filei = 1;
+ }
+ } else {
cnt = doubledash;
- doubledash++;
-
- if (cnt <= 0)
- errstr = "No attribute specified";
- else if (stdin_paths && doubledash < argc)
- errstr = "Can't specify files with --stdin";
- if (errstr) {
- error("%s", errstr);
- usage_with_options(check_attr_usage, check_attr_options);
+ filei = doubledash + 1;
}
- check = xcalloc(cnt, sizeof(*check));
- for (i = 0; i < cnt; i++) {
- const char *name;
- struct git_attr *a;
- name = argv[i];
- a = git_attr(name);
- if (!a)
- return error("%s: not a valid attribute name", name);
- check[i].attr = a;
+ /* Check file argument(s): */
+ if (stdin_paths) {
+ if (filei < argc)
+ error_with_usage("Can't specify files with --stdin");
+ } else {
+ if (filei >= argc)
+ error_with_usage("No file specified");
+ }
+
+ if (all_attrs) {
+ check = NULL;
+ } else {
+ check = xcalloc(cnt, sizeof(*check));
+ for (i = 0; i < cnt; i++) {
+ const char *name;
+ struct git_attr *a;
+ name = argv[i];
+ a = git_attr(name);
+ if (!a)
+ return error("%s: not a valid attribute name",
+ name);
+ check[i].attr = a;
+ }
}
if (stdin_paths)
- check_attr_stdin_paths(cnt, check, argv);
+ check_attr_stdin_paths(prefix, cnt, check);
else {
- for (i = doubledash; i < argc; i++)
- check_attr(cnt, check, argv, argv[i]);
+ for (i = filei; i < argc; i++)
+ check_attr(prefix, cnt, check, argv[i]);
maybe_flush_or_die(stdout, "attribute to stdout");
}
return 0;