#include "cache.h"
+#include "config.h"
#include "builtin.h"
-#include "exec_cmd.h"
+#include "exec-cmd.h"
#include "run-command.h"
#include "levenshtein.h"
#include "help.h"
-#include "common-cmds.h"
+#include "command-list.h"
#include "string-list.h"
#include "column.h"
#include "version.h"
#include "refs.h"
+#include "parse-options.h"
+
+struct category_description {
+ uint32_t category;
+ const char *desc;
+};
+static uint32_t common_mask =
+ CAT_init | CAT_worktree | CAT_info |
+ CAT_history | CAT_remote;
+static struct category_description common_categories[] = {
+ { CAT_init, N_("start a working area (see also: git help tutorial)") },
+ { CAT_worktree, N_("work on the current change (see also: git help everyday)") },
+ { CAT_info, N_("examine the history and state (see also: git help revisions)") },
+ { CAT_history, N_("grow, mark and tweak your common history") },
+ { CAT_remote, N_("collaborate (see also: git help workflows)") },
+ { 0, NULL }
+};
+static struct category_description main_categories[] = {
+ { CAT_mainporcelain, N_("Main Porcelain Commands") },
+ { CAT_ancillarymanipulators, N_("Ancillary Commands / Manipulators") },
+ { CAT_ancillaryinterrogators, N_("Ancillary Commands / Interrogators") },
+ { CAT_foreignscminterface, N_("Interacting with Others") },
+ { CAT_plumbingmanipulators, N_("Low-level Commands / Manipulators") },
+ { CAT_plumbinginterrogators, N_("Low-level Commands / Interrogators") },
+ { CAT_synchingrepositories, N_("Low-level Commands / Syncing Repositories") },
+ { CAT_purehelpers, N_("Low-level Commands / Internal Helpers") },
+ { 0, NULL }
+};
+
+static const char *drop_prefix(const char *name, uint32_t category)
+{
+ const char *new_name;
+
+ if (skip_prefix(name, "git-", &new_name))
+ return new_name;
+ if (category == CAT_guide && skip_prefix(name, "git", &new_name))
+ return new_name;
+ return name;
+
+}
+
+static void extract_cmds(struct cmdname_help **p_cmds, uint32_t mask)
+{
+ int i, nr = 0;
+ struct cmdname_help *cmds;
+
+ if (ARRAY_SIZE(command_list) == 0)
+ BUG("empty command_list[] is a sign of broken generate-cmdlist.sh");
+
+ ALLOC_ARRAY(cmds, ARRAY_SIZE(command_list) + 1);
+
+ for (i = 0; i < ARRAY_SIZE(command_list); i++) {
+ const struct cmdname_help *cmd = command_list + i;
+
+ if (!(cmd->category & mask))
+ continue;
+
+ cmds[nr] = *cmd;
+ cmds[nr].name = drop_prefix(cmd->name, cmd->category);
+
+ nr++;
+ }
+ cmds[nr].name = NULL;
+ *p_cmds = cmds;
+}
+
+static void print_command_list(const struct cmdname_help *cmds,
+ uint32_t mask, int longest)
+{
+ int i;
+
+ for (i = 0; cmds[i].name; i++) {
+ if (cmds[i].category & mask) {
+ size_t len = strlen(cmds[i].name);
+ printf(" %s ", cmds[i].name);
+ if (longest > len)
+ mput_char(' ', longest - len);
+ puts(_(cmds[i].help));
+ }
+ }
+}
+
+static int cmd_name_cmp(const void *elem1, const void *elem2)
+{
+ const struct cmdname_help *e1 = elem1;
+ const struct cmdname_help *e2 = elem2;
+
+ return strcmp(e1->name, e2->name);
+}
+
+static void print_cmd_by_category(const struct category_description *catdesc,
+ int *longest_p)
+{
+ struct cmdname_help *cmds;
+ int longest = 0;
+ int i, nr = 0;
+ uint32_t mask = 0;
+
+ for (i = 0; catdesc[i].desc; i++)
+ mask |= catdesc[i].category;
+
+ extract_cmds(&cmds, mask);
+
+ for (i = 0; cmds[i].name; i++, nr++) {
+ if (longest < strlen(cmds[i].name))
+ longest = strlen(cmds[i].name);
+ }
+ QSORT(cmds, nr, cmd_name_cmp);
+
+ for (i = 0; catdesc[i].desc; i++) {
+ uint32_t mask = catdesc[i].category;
+ const char *desc = catdesc[i].desc;
+
+ printf("\n%s\n", _(desc));
+ print_command_list(cmds, mask, longest);
+ }
+ free(cmds);
+ if (longest_p)
+ *longest_p = longest;
+}
void add_cmdname(struct cmdnames *cmds, const char *name, int len)
{
const char *env_path = getenv("PATH");
const char *exec_path = git_exec_path();
+ load_builtin_commands(prefix, main_cmds);
+
if (exec_path) {
list_commands_in_dir(main_cmds, exec_path, prefix);
QSORT(main_cmds->names, main_cmds->cnt, cmdname_compare);
}
}
-static int cmd_group_cmp(const void *elem1, const void *elem2)
+void list_common_cmds_help(void)
{
- const struct cmdname_help *e1 = elem1;
- const struct cmdname_help *e2 = elem2;
+ puts(_("These are common Git commands used in various situations:"));
+ print_cmd_by_category(common_categories, NULL);
+}
- if (e1->group < e2->group)
- return -1;
- if (e1->group > e2->group)
- return 1;
- return strcmp(e1->name, e2->name);
+void list_all_main_cmds(struct string_list *list)
+{
+ struct cmdnames main_cmds, other_cmds;
+ int i;
+
+ memset(&main_cmds, 0, sizeof(main_cmds));
+ memset(&other_cmds, 0, sizeof(other_cmds));
+ load_command_list("git-", &main_cmds, &other_cmds);
+
+ for (i = 0; i < main_cmds.cnt; i++)
+ string_list_append(list, main_cmds.names[i]->name);
+
+ clean_cmdnames(&main_cmds);
+ clean_cmdnames(&other_cmds);
}
-void list_common_cmds_help(void)
+void list_all_other_cmds(struct string_list *list)
{
- int i, longest = 0;
- int current_grp = -1;
+ struct cmdnames main_cmds, other_cmds;
+ int i;
- for (i = 0; i < ARRAY_SIZE(common_cmds); i++) {
- if (longest < strlen(common_cmds[i].name))
- longest = strlen(common_cmds[i].name);
- }
+ memset(&main_cmds, 0, sizeof(main_cmds));
+ memset(&other_cmds, 0, sizeof(other_cmds));
+ load_command_list("git-", &main_cmds, &other_cmds);
- QSORT(common_cmds, ARRAY_SIZE(common_cmds), cmd_group_cmp);
+ for (i = 0; i < other_cmds.cnt; i++)
+ string_list_append(list, other_cmds.names[i]->name);
- puts(_("These are common Git commands used in various situations:"));
+ clean_cmdnames(&main_cmds);
+ clean_cmdnames(&other_cmds);
+}
+
+void list_cmds_by_category(struct string_list *list,
+ const char *cat)
+{
+ int i, n = ARRAY_SIZE(command_list);
+ uint32_t cat_id = 0;
- for (i = 0; i < ARRAY_SIZE(common_cmds); i++) {
- if (common_cmds[i].group != current_grp) {
- printf("\n%s\n", _(common_cmd_groups[common_cmds[i].group]));
- current_grp = common_cmds[i].group;
+ for (i = 0; category_names[i]; i++) {
+ if (!strcmp(cat, category_names[i])) {
+ cat_id = 1UL << i;
+ break;
}
+ }
+ if (!cat_id)
+ die(_("unsupported command listing type '%s'"), cat);
+
+ for (i = 0; i < n; i++) {
+ struct cmdname_help *cmd = command_list + i;
+
+ if (!(cmd->category & cat_id))
+ continue;
+ string_list_append(list, drop_prefix(cmd->name, cmd->category));
+ }
+}
+
+void list_cmds_by_config(struct string_list *list)
+{
+ const char *cmd_list;
+
+ if (git_config_get_string_tmp("completion.commands", &cmd_list))
+ return;
+
+ string_list_sort(list);
+ string_list_remove_duplicates(list, 0);
- printf(" %s ", common_cmds[i].name);
- mput_char(' ', longest - strlen(common_cmds[i].name));
- puts(_(common_cmds[i].help));
+ while (*cmd_list) {
+ struct strbuf sb = STRBUF_INIT;
+ const char *p = strchrnul(cmd_list, ' ');
+
+ strbuf_add(&sb, cmd_list, p - cmd_list);
+ if (sb.buf[0] == '-')
+ string_list_remove(list, sb.buf + 1, 0);
+ else
+ string_list_insert(list, sb.buf);
+ strbuf_release(&sb);
+ while (*p == ' ')
+ p++;
+ cmd_list = p;
}
}
+void list_guides_help(void)
+{
+ struct category_description catdesc[] = {
+ { CAT_guide, N_("The Git concept guides are:") },
+ { 0, NULL }
+ };
+ print_cmd_by_category(catdesc, NULL);
+ putchar('\n');
+}
+
+static int get_alias(const char *var, const char *value, void *data)
+{
+ struct string_list *list = data;
+
+ if (skip_prefix(var, "alias.", &var))
+ string_list_append(list, var)->util = xstrdup(value);
+
+ return 0;
+}
+
+void list_all_cmds_help(void)
+{
+ struct string_list others = STRING_LIST_INIT_DUP;
+ struct string_list alias_list = STRING_LIST_INIT_DUP;
+ struct cmdname_help *aliases;
+ int i, longest;
+
+ printf_ln(_("See 'git help <command>' to read about a specific subcommand"));
+ print_cmd_by_category(main_categories, &longest);
+
+ list_all_other_cmds(&others);
+ if (others.nr)
+ printf("\n%s\n", _("External commands"));
+ for (i = 0; i < others.nr; i++)
+ printf(" %s\n", others.items[i].string);
+ string_list_clear(&others, 0);
+
+ git_config(get_alias, &alias_list);
+ string_list_sort(&alias_list);
+
+ for (i = 0; i < alias_list.nr; i++) {
+ size_t len = strlen(alias_list.items[i].string);
+ if (longest < len)
+ longest = len;
+ }
+
+ if (alias_list.nr) {
+ printf("\n%s\n", _("Command aliases"));
+ ALLOC_ARRAY(aliases, alias_list.nr + 1);
+ for (i = 0; i < alias_list.nr; i++) {
+ aliases[i].name = alias_list.items[i].string;
+ aliases[i].help = alias_list.items[i].util;
+ aliases[i].category = 1;
+ }
+ aliases[alias_list.nr].name = NULL;
+ print_command_list(aliases, 1, longest);
+ free(aliases);
+ }
+ string_list_clear(&alias_list, 1);
+}
+
int is_in_cmdlist(struct cmdnames *c, const char *s)
{
int i;
static int autocorrect;
static struct cmdnames aliases;
+#define AUTOCORRECT_NEVER (-2)
+#define AUTOCORRECT_IMMEDIATELY (-1)
+
static int git_unknown_cmd_config(const char *var, const char *value, void *cb)
{
const char *p;
- if (!strcmp(var, "help.autocorrect"))
- autocorrect = git_config_int(var,value);
+ if (!strcmp(var, "help.autocorrect")) {
+ if (!value)
+ return config_error_nonbool(var);
+ if (!strcmp(value, "never")) {
+ autocorrect = AUTOCORRECT_NEVER;
+ } else if (!strcmp(value, "immediate")) {
+ autocorrect = AUTOCORRECT_IMMEDIATELY;
+ } else {
+ int v = git_config_int(var, value);
+ autocorrect = (v < 0)
+ ? AUTOCORRECT_IMMEDIATELY : v;
+ }
+ }
/* Also use aliases for command lookup */
if (skip_prefix(var, "alias.", &p))
add_cmdname(&aliases, p, strlen(p));
for (i = 0; i < old->cnt; i++)
cmds->names[cmds->cnt++] = old->names[i];
- free(old->names);
+ FREE_AND_NULL(old->names);
old->cnt = 0;
- old->names = NULL;
}
/* An empirically derived magic number */
{
int i, n, best_similarity = 0;
struct cmdnames main_cmds, other_cmds;
+ struct cmdname_help *common_cmds;
memset(&main_cmds, 0, sizeof(main_cmds));
memset(&other_cmds, 0, sizeof(other_cmds));
read_early_config(git_unknown_cmd_config, NULL);
+ if (autocorrect == AUTOCORRECT_NEVER) {
+ fprintf_ln(stderr, _("git: '%s' is not a git command. See 'git --help'."), cmd);
+ exit(1);
+ }
+
load_command_list("git-", &main_cmds, &other_cmds);
add_cmd_list(&main_cmds, &aliases);
QSORT(main_cmds.names, main_cmds.cnt, cmdname_compare);
uniq(&main_cmds);
+ extract_cmds(&common_cmds, common_mask);
+
/* This abuses cmdname->len for levenshtein distance */
for (i = 0, n = 0; i < main_cmds.cnt; i++) {
int cmp = 0; /* avoid compiler stupidity */
die(_(bad_interpreter_advice), cmd, cmd);
/* Does the candidate appear in common_cmds list? */
- while (n < ARRAY_SIZE(common_cmds) &&
+ while (common_cmds[n].name &&
(cmp = strcmp(common_cmds[n].name, candidate)) < 0)
n++;
- if ((n < ARRAY_SIZE(common_cmds)) && !cmp) {
+ if (common_cmds[n].name && !cmp) {
/* Yes, this is one of the common commands */
n++; /* use the entry from common_cmds[] */
if (starts_with(candidate, cmd)) {
main_cmds.names[i]->len =
levenshtein(cmd, candidate, 0, 2, 1, 3) + 1;
}
+ FREE_AND_NULL(common_cmds);
QSORT(main_cmds.names, main_cmds.cnt, levenshtein_compare);
_("WARNING: You called a Git command named '%s', "
"which does not exist."),
cmd);
- if (autocorrect < 0)
+ if (autocorrect == AUTOCORRECT_IMMEDIATELY)
fprintf_ln(stderr,
_("Continuing under the assumption that "
"you meant '%s'."),
exit(1);
}
-int cmd_version(int argc, const char **argv, const char *prefix)
+void get_version_info(struct strbuf *buf, int show_build_options)
{
/*
* The format of this string should be kept stable for compatibility
* with external projects that rely on the output of "git version".
+ *
+ * Always show the version, even if other options are given.
*/
- printf("git version %s\n", git_version_string);
- while (*++argv) {
- if (!strcmp(*argv, "--build-options")) {
- printf("sizeof-long: %d\n", (int)sizeof(long));
- /* NEEDSWORK: also save and output GIT-BUILD_OPTIONS? */
- }
+ strbuf_addf(buf, "git version %s\n", git_version_string);
+
+ if (show_build_options) {
+ strbuf_addf(buf, "cpu: %s\n", GIT_HOST_CPU);
+ if (git_built_from_commit_string[0])
+ strbuf_addf(buf, "built from commit: %s\n",
+ git_built_from_commit_string);
+ else
+ strbuf_addstr(buf, "no commit associated with this build\n");
+ strbuf_addf(buf, "sizeof-long: %d\n", (int)sizeof(long));
+ strbuf_addf(buf, "sizeof-size_t: %d\n", (int)sizeof(size_t));
+ strbuf_addf(buf, "shell-path: %s\n", SHELL_PATH);
+ /* NEEDSWORK: also save and output GIT-BUILD_OPTIONS? */
}
+}
+
+int cmd_version(int argc, const char **argv, const char *prefix)
+{
+ struct strbuf buf = STRBUF_INIT;
+ int build_options = 0;
+ const char * const usage[] = {
+ N_("git version [<options>]"),
+ NULL
+ };
+ struct option options[] = {
+ OPT_BOOL(0, "build-options", &build_options,
+ "also print build options"),
+ OPT_END()
+ };
+
+ argc = parse_options(argc, argv, prefix, options, usage, 0);
+
+ get_version_info(&buf, build_options);
+ printf("%s", buf.buf);
+
+ strbuf_release(&buf);
+
return 0;
}
{
struct similar_ref_cb *cb = (struct similar_ref_cb *)(cb_data);
char *branch = strrchr(refname, '/') + 1;
- const char *remote;
/* A remote branch of the same name is deemed similar */
- if (skip_prefix(refname, "refs/remotes/", &remote) &&
+ if (starts_with(refname, "refs/remotes/") &&
!strcmp(branch, cb->base_ref))
- string_list_append(cb->similar_refs, remote);
+ string_list_append_nodup(cb->similar_refs,
+ shorten_unambiguous_ref(refname, 1));
return 0;
}
static struct string_list guess_refs(const char *ref)
{
struct similar_ref_cb ref_cb;
- struct string_list similar_refs = STRING_LIST_INIT_NODUP;
+ struct string_list similar_refs = STRING_LIST_INIT_DUP;
ref_cb.base_ref = ref;
ref_cb.similar_refs = &similar_refs;
return similar_refs;
}
-void help_unknown_ref(const char *ref, const char *cmd, const char *error)
+NORETURN void help_unknown_ref(const char *ref, const char *cmd,
+ const char *error)
{
int i;
struct string_list suggested_refs = guess_refs(ref);