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-rw-r--r--builtin-checkout-index.c156
1 files changed, 84 insertions, 72 deletions
diff --git a/builtin-checkout-index.c b/builtin-checkout-index.c
index 55b7aafe06..0d534bc023 100644
--- a/builtin-checkout-index.c
+++ b/builtin-checkout-index.c
@@ -40,6 +40,7 @@
#include "cache.h"
#include "quote.h"
#include "cache-tree.h"
+#include "parse-options.h"
#define CHECKOUT_ALL 4
static int line_termination = '\n';
@@ -153,11 +154,58 @@ static void checkout_all(const char *prefix, int prefix_length)
exit(128);
}
-static const char checkout_cache_usage[] =
-"git checkout-index [-u] [-q] [-a] [-f] [-n] [--stage=[123]|all] [--prefix=<string>] [--temp] [--] <file>...";
+static const char * const builtin_checkout_index_usage[] = {
+ "git checkout-index [options] [--] <file>...",
+ NULL
+};
static struct lock_file lock_file;
+static int option_parse_u(const struct option *opt,
+ const char *arg, int unset)
+{
+ int *newfd = opt->value;
+
+ state.refresh_cache = 1;
+ if (*newfd < 0)
+ *newfd = hold_locked_index(&lock_file, 1);
+ return 0;
+}
+
+static int option_parse_z(const struct option *opt,
+ const char *arg, int unset)
+{
+ if (unset)
+ line_termination = '\n';
+ else
+ line_termination = 0;
+ return 0;
+}
+
+static int option_parse_prefix(const struct option *opt,
+ const char *arg, int unset)
+{
+ state.base_dir = arg;
+ state.base_dir_len = strlen(arg);
+ return 0;
+}
+
+static int option_parse_stage(const struct option *opt,
+ const char *arg, int unset)
+{
+ if (!strcmp(arg, "all")) {
+ to_tempfile = 1;
+ checkout_stage = CHECKOUT_ALL;
+ } else {
+ int ch = arg[0];
+ if ('1' <= ch && ch <= '3')
+ checkout_stage = arg[0] - '0';
+ else
+ die("stage should be between 1 and 3 or all");
+ }
+ return 0;
+}
+
int cmd_checkout_index(int argc, const char **argv, const char *prefix)
{
int i;
@@ -165,6 +213,33 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
int all = 0;
int read_from_stdin = 0;
int prefix_length;
+ int force = 0, quiet = 0, not_new = 0;
+ struct option builtin_checkout_index_options[] = {
+ OPT_BOOLEAN('a', "all", &all,
+ "checks out all files in the index"),
+ OPT_BOOLEAN('f', "force", &force,
+ "forces overwrite of existing files"),
+ OPT__QUIET(&quiet),
+ OPT_BOOLEAN('n', "no-create", &not_new,
+ "don't checkout new files"),
+ { OPTION_CALLBACK, 'u', "index", &newfd, NULL,
+ "update stat information in the index file",
+ PARSE_OPT_NOARG, option_parse_u },
+ { OPTION_CALLBACK, 'z', NULL, NULL, NULL,
+ "paths are separated with NUL character",
+ PARSE_OPT_NOARG, option_parse_z },
+ OPT_BOOLEAN(0, "stdin", &read_from_stdin,
+ "read list of paths from the standard input"),
+ OPT_BOOLEAN(0, "temp", &to_tempfile,
+ "write the content to temporary files"),
+ OPT_CALLBACK(0, "prefix", NULL, "string",
+ "when creating files, prepend <string>",
+ option_parse_prefix),
+ OPT_CALLBACK(0, "stage", NULL, NULL,
+ "copy out the files from named stage",
+ option_parse_stage),
+ OPT_END()
+ };
git_config(git_default_config, NULL);
state.base_dir = "";
@@ -174,72 +249,11 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
die("invalid cache");
}
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
-
- if (!strcmp(arg, "--")) {
- i++;
- break;
- }
- if (!strcmp(arg, "-a") || !strcmp(arg, "--all")) {
- all = 1;
- continue;
- }
- if (!strcmp(arg, "-f") || !strcmp(arg, "--force")) {
- state.force = 1;
- continue;
- }
- if (!strcmp(arg, "-q") || !strcmp(arg, "--quiet")) {
- state.quiet = 1;
- continue;
- }
- if (!strcmp(arg, "-n") || !strcmp(arg, "--no-create")) {
- state.not_new = 1;
- continue;
- }
- if (!strcmp(arg, "-u") || !strcmp(arg, "--index")) {
- state.refresh_cache = 1;
- if (newfd < 0)
- newfd = hold_locked_index(&lock_file, 1);
- continue;
- }
- if (!strcmp(arg, "-z")) {
- line_termination = 0;
- continue;
- }
- if (!strcmp(arg, "--stdin")) {
- if (i != argc - 1)
- die("--stdin must be at the end");
- read_from_stdin = 1;
- i++; /* do not consider arg as a file name */
- break;
- }
- if (!strcmp(arg, "--temp")) {
- to_tempfile = 1;
- continue;
- }
- if (!prefixcmp(arg, "--prefix=")) {
- state.base_dir = arg+9;
- state.base_dir_len = strlen(state.base_dir);
- continue;
- }
- if (!prefixcmp(arg, "--stage=")) {
- if (!strcmp(arg + 8, "all")) {
- to_tempfile = 1;
- checkout_stage = CHECKOUT_ALL;
- } else {
- int ch = arg[8];
- if ('1' <= ch && ch <= '3')
- checkout_stage = arg[8] - '0';
- else
- die("stage should be between 1 and 3 or all");
- }
- continue;
- }
- if (arg[0] == '-')
- usage(checkout_cache_usage);
- break;
- }
+ argc = parse_options(argc, argv, builtin_checkout_index_options,
+ builtin_checkout_index_usage, 0);
+ state.force = force;
+ state.quiet = quiet;
+ state.not_new = not_new;
if (state.base_dir_len || to_tempfile) {
/* when --prefix is specified we do not
@@ -253,7 +267,7 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
}
/* Check out named files first */
- for ( ; i < argc; i++) {
+ for (i = 0; i < argc; i++) {
const char *arg = argv[i];
const char *p;
@@ -268,13 +282,11 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
}
if (read_from_stdin) {
- struct strbuf buf, nbuf;
+ struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT;
if (all)
die("git checkout-index: don't mix '--all' and '--stdin'");
- strbuf_init(&buf, 0);
- strbuf_init(&nbuf, 0);
while (strbuf_getline(&buf, stdin, line_termination) != EOF) {
const char *p;
if (line_termination && buf.buf[0] == '"') {