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-rw-r--r--git.c243
1 files changed, 208 insertions, 35 deletions
diff --git a/git.c b/git.c
index f598fae7b7..2014aab6b8 100644
--- a/git.c
+++ b/git.c
@@ -3,6 +3,7 @@
#include "exec-cmd.h"
#include "help.h"
#include "run-command.h"
+#include "alias.h"
#define RUN_SETUP (1<<0)
#define RUN_SETUP_GENTLY (1<<1)
@@ -25,7 +26,7 @@ struct cmd_struct {
const char git_usage_string[] =
N_("git [--version] [--help] [-C <path>] [-c <name>=<value>]\n"
" [--exec-path[=<path>]] [--html-path] [--man-path] [--info-path]\n"
- " [-p | --paginate | --no-pager] [--no-replace-objects] [--bare]\n"
+ " [-p | --paginate | -P | --no-pager] [--no-replace-objects] [--bare]\n"
" [--git-dir=<path>] [--work-tree=<path>] [--namespace=<name>]\n"
" <command> [<args>]");
@@ -36,9 +37,69 @@ const char git_more_info_string[] =
static int use_pager = -1;
-static void list_builtins(unsigned int exclude_option, char sep);
+static void list_builtins(struct string_list *list, unsigned int exclude_option);
-static void commit_pager_choice(void) {
+static void exclude_helpers_from_list(struct string_list *list)
+{
+ int i = 0;
+
+ while (i < list->nr) {
+ if (strstr(list->items[i].string, "--"))
+ unsorted_string_list_delete_item(list, i, 0);
+ else
+ i++;
+ }
+}
+
+static int match_token(const char *spec, int len, const char *token)
+{
+ int token_len = strlen(token);
+
+ return len == token_len && !strncmp(spec, token, token_len);
+}
+
+static int list_cmds(const char *spec)
+{
+ struct string_list list = STRING_LIST_INIT_DUP;
+ int i;
+
+ while (*spec) {
+ const char *sep = strchrnul(spec, ',');
+ int len = sep - spec;
+
+ if (match_token(spec, len, "builtins"))
+ list_builtins(&list, 0);
+ else if (match_token(spec, len, "main"))
+ list_all_main_cmds(&list);
+ else if (match_token(spec, len, "others"))
+ list_all_other_cmds(&list);
+ else if (match_token(spec, len, "nohelpers"))
+ exclude_helpers_from_list(&list);
+ else if (match_token(spec, len, "alias"))
+ list_aliases(&list);
+ else if (match_token(spec, len, "config"))
+ list_cmds_by_config(&list);
+ else if (len > 5 && !strncmp(spec, "list-", 5)) {
+ struct strbuf sb = STRBUF_INIT;
+
+ strbuf_add(&sb, spec + 5, len - 5);
+ list_cmds_by_category(&list, sb.buf);
+ strbuf_release(&sb);
+ }
+ else
+ die(_("unsupported command listing type '%s'"), spec);
+ spec += len;
+ if (*spec == ',')
+ spec++;
+ }
+ for (i = 0; i < list.nr; i++)
+ puts(list.items[i].string);
+ string_list_clear(&list, 0);
+ return 0;
+}
+
+static void commit_pager_choice(void)
+{
switch (use_pager) {
case 0:
setenv("GIT_PAGER", "cat", 1);
@@ -83,28 +144,32 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
*/
if (skip_prefix(cmd, "--exec-path", &cmd)) {
if (*cmd == '=')
- git_set_argv_exec_path(cmd + 1);
+ git_set_exec_path(cmd + 1);
else {
puts(git_exec_path());
+ trace2_cmd_name("_query_");
exit(0);
}
} else if (!strcmp(cmd, "--html-path")) {
puts(system_path(GIT_HTML_PATH));
+ trace2_cmd_name("_query_");
exit(0);
} else if (!strcmp(cmd, "--man-path")) {
puts(system_path(GIT_MAN_PATH));
+ trace2_cmd_name("_query_");
exit(0);
} else if (!strcmp(cmd, "--info-path")) {
puts(system_path(GIT_INFO_PATH));
+ trace2_cmd_name("_query_");
exit(0);
} else if (!strcmp(cmd, "-p") || !strcmp(cmd, "--paginate")) {
use_pager = 1;
- } else if (!strcmp(cmd, "--no-pager")) {
+ } else if (!strcmp(cmd, "-P") || !strcmp(cmd, "--no-pager")) {
use_pager = 0;
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--no-replace-objects")) {
- check_replace_refs = 0;
+ read_replace_refs = 0;
setenv(NO_REPLACE_OBJECTS_ENVIRONMENT, "1", 1);
if (envchanged)
*envchanged = 1;
@@ -207,7 +272,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
} else if (!strcmp(cmd, "--shallow-file")) {
(*argv)++;
(*argc)--;
- set_alternate_shallow_file((*argv)[0], 1);
+ set_alternate_shallow_file(the_repository, (*argv)[0], 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "-C")) {
@@ -223,12 +288,20 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
}
(*argv)++;
(*argc)--;
- } else if (!strcmp(cmd, "--list-builtins")) {
- list_builtins(0, '\n');
- exit(0);
- } else if (!strcmp(cmd, "--list-parseopt-builtins")) {
- list_builtins(NO_PARSEOPT, ' ');
- exit(0);
+ } else if (skip_prefix(cmd, "--list-cmds=", &cmd)) {
+ trace2_cmd_name("_query_");
+ if (!strcmp(cmd, "parseopt")) {
+ struct string_list list = STRING_LIST_INIT_DUP;
+ int i;
+
+ list_builtins(&list, NO_PARSEOPT);
+ for (i = 0; i < list.nr; i++)
+ printf("%s ", list.items[i].string);
+ string_list_clear(&list, 0);
+ exit(0);
+ } else {
+ exit(list_cmds(cmd));
+ }
} else {
fprintf(stderr, _("unknown option: %s\n"), cmd);
usage(git_usage_string);
@@ -251,6 +324,9 @@ static int handle_alias(int *argcp, const char ***argv)
alias_command = (*argv)[0];
alias_string = alias_lookup(alias_command);
if (alias_string) {
+ if (*argcp > 1 && !strcmp((*argv)[1], "-h"))
+ fprintf_ln(stderr, _("'%s' is aliased to '%s'"),
+ alias_command, alias_string);
if (alias_string[0] == '!') {
struct child_process child = CHILD_PROCESS_INIT;
int nongit_ok;
@@ -261,34 +337,39 @@ static int handle_alias(int *argcp, const char ***argv)
commit_pager_choice();
child.use_shell = 1;
+ child.trace2_child_class = "shell_alias";
argv_array_push(&child.args, alias_string + 1);
argv_array_pushv(&child.args, (*argv) + 1);
+ trace2_cmd_alias(alias_command, child.args.argv);
+ trace2_cmd_list_config();
+ trace2_cmd_name("_run_shell_alias_");
+
ret = run_command(&child);
if (ret >= 0) /* normal exit */
exit(ret);
- die_errno("while expanding alias '%s': '%s'",
- alias_command, alias_string + 1);
+ die_errno(_("while expanding alias '%s': '%s'"),
+ alias_command, alias_string + 1);
}
count = split_cmdline(alias_string, &new_argv);
if (count < 0)
- die("Bad alias.%s string: %s", alias_command,
- split_cmdline_strerror(count));
+ die(_("bad alias.%s string: %s"), alias_command,
+ _(split_cmdline_strerror(count)));
option_count = handle_options(&new_argv, &count, &envchanged);
if (envchanged)
- die("alias '%s' changes environment variables.\n"
- "You can use '!git' in the alias to do this",
- alias_command);
+ die(_("alias '%s' changes environment variables.\n"
+ "You can use '!git' in the alias to do this"),
+ alias_command);
memmove(new_argv - option_count, new_argv,
count * sizeof(char *));
new_argv -= option_count;
if (count < 1)
- die("empty alias for %s", alias_command);
+ die(_("empty alias for %s"), alias_command);
if (!strcmp(alias_command, new_argv[0]))
- die("recursive alias: %s", alias_command);
+ die(_("recursive alias: %s"), alias_command);
trace_argv_printf(new_argv,
"trace: alias expansion: %s =>",
@@ -298,6 +379,9 @@ static int handle_alias(int *argcp, const char ***argv)
/* insert after command name */
memcpy(new_argv + count, *argv + 1, sizeof(char *) * *argcp);
+ trace2_cmd_alias(alias_command, new_argv);
+ trace2_cmd_list_config();
+
*argv = new_argv;
*argcp += count - 1;
@@ -339,15 +423,20 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
if (!help && get_super_prefix()) {
if (!(p->option & SUPPORT_SUPER_PREFIX))
- die("%s doesn't support --super-prefix", p->cmd);
+ die(_("%s doesn't support --super-prefix"), p->cmd);
}
if (!help && p->option & NEED_WORK_TREE)
setup_work_tree();
trace_argv_printf(argv, "trace: built-in: git");
+ trace2_cmd_name(p->cmd);
+ trace2_cmd_list_config();
+ validate_cache_entries(the_repository->index);
status = p->fn(argc, argv, prefix);
+ validate_cache_entries(the_repository->index);
+
if (status)
return status;
@@ -360,11 +449,11 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
/* Check for ENOSPC and EIO errors.. */
if (fflush(stdout))
- die_errno("write failure on standard output");
+ die_errno(_("write failure on standard output"));
if (ferror(stdout))
- die("unknown write failure on standard output");
+ die(_("unknown write failure on standard output"));
if (fclose(stdout))
- die_errno("close failed on standard output");
+ die_errno(_("close failed on standard output"));
return 0;
}
@@ -392,6 +481,7 @@ static struct cmd_struct commands[] = {
{ "clone", cmd_clone },
{ "column", cmd_column, RUN_SETUP_GENTLY },
{ "commit", cmd_commit, RUN_SETUP | NEED_WORK_TREE },
+ { "commit-graph", cmd_commit_graph, RUN_SETUP },
{ "commit-tree", cmd_commit_tree, RUN_SETUP | NO_PARSEOPT },
{ "config", cmd_config, RUN_SETUP_GENTLY | DELAY_PAGER_CONFIG },
{ "count-objects", cmd_count_objects, RUN_SETUP },
@@ -437,6 +527,7 @@ static struct cmd_struct commands[] = {
{ "merge-tree", cmd_merge_tree, RUN_SETUP | NO_PARSEOPT },
{ "mktag", cmd_mktag, RUN_SETUP | NO_PARSEOPT },
{ "mktree", cmd_mktree, RUN_SETUP },
+ { "multi-pack-index", cmd_multi_pack_index, RUN_SETUP_GENTLY },
{ "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE },
{ "name-rev", cmd_name_rev, RUN_SETUP },
{ "notes", cmd_notes, RUN_SETUP },
@@ -449,8 +540,15 @@ static struct cmd_struct commands[] = {
{ "prune-packed", cmd_prune_packed, RUN_SETUP },
{ "pull", cmd_pull, RUN_SETUP | NEED_WORK_TREE },
{ "push", cmd_push, RUN_SETUP },
+ { "range-diff", cmd_range_diff, RUN_SETUP | USE_PAGER },
{ "read-tree", cmd_read_tree, RUN_SETUP | SUPPORT_SUPER_PREFIX},
- { "rebase--helper", cmd_rebase__helper, RUN_SETUP | NEED_WORK_TREE },
+ /*
+ * NEEDSWORK: Until the rebase is independent and needs no redirection
+ * to rebase shell script this is kept as is, then should be changed to
+ * RUN_SETUP | NEED_WORK_TREE
+ */
+ { "rebase", cmd_rebase },
+ { "rebase--interactive", cmd_rebase__interactive, RUN_SETUP | NEED_WORK_TREE },
{ "receive-pack", cmd_receive_pack },
{ "reflog", cmd_reflog, RUN_SETUP },
{ "remote", cmd_remote, RUN_SETUP },
@@ -465,9 +563,11 @@ static struct cmd_struct commands[] = {
{ "revert", cmd_revert, RUN_SETUP | NEED_WORK_TREE },
{ "rm", cmd_rm, RUN_SETUP },
{ "send-pack", cmd_send_pack, RUN_SETUP },
+ { "serve", cmd_serve, RUN_SETUP },
{ "shortlog", cmd_shortlog, RUN_SETUP_GENTLY | USE_PAGER },
{ "show", cmd_show, RUN_SETUP },
{ "show-branch", cmd_show_branch, RUN_SETUP },
+ { "show-index", cmd_show_index },
{ "show-ref", cmd_show_ref, RUN_SETUP },
{ "stage", cmd_add, RUN_SETUP | NEED_WORK_TREE },
{ "status", cmd_status, RUN_SETUP | NEED_WORK_TREE },
@@ -482,6 +582,7 @@ static struct cmd_struct commands[] = {
{ "update-server-info", cmd_update_server_info, RUN_SETUP },
{ "upload-archive", cmd_upload_archive, NO_PARSEOPT },
{ "upload-archive--writer", cmd_upload_archive_writer, NO_PARSEOPT },
+ { "upload-pack", cmd_upload_pack },
{ "var", cmd_var, RUN_SETUP_GENTLY | NO_PARSEOPT },
{ "verify-commit", cmd_verify_commit, RUN_SETUP },
{ "verify-pack", cmd_verify_pack },
@@ -508,14 +609,14 @@ int is_builtin(const char *s)
return !!get_builtin(s);
}
-static void list_builtins(unsigned int exclude_option, char sep)
+static void list_builtins(struct string_list *out, unsigned int exclude_option)
{
int i;
for (i = 0; i < ARRAY_SIZE(commands); i++) {
if (exclude_option &&
(commands[i].option & exclude_option))
continue;
- printf("%s%c", commands[i].cmd, sep);
+ string_list_append(out, commands[i].cmd);
}
}
@@ -569,7 +670,7 @@ static void execv_dashed_external(const char **argv)
int status;
if (get_super_prefix())
- die("%s doesn't support --super-prefix", argv[0]);
+ die(_("%s doesn't support --super-prefix"), argv[0]);
if (use_pager == -1 && !is_builtin(argv[0]))
use_pager = check_pager_config(argv[0]);
@@ -580,7 +681,14 @@ static void execv_dashed_external(const char **argv)
cmd.clean_on_exit = 1;
cmd.wait_after_clean = 1;
cmd.silent_exec_failure = 1;
+ cmd.trace2_child_class = "dashed";
+ trace2_cmd_name("_run_dashed_");
+
+ /*
+ * The code in run_command() logs trace2 child_start/child_exit
+ * events, so we do not need to report exec/exec_result events here.
+ */
trace_argv_printf(cmd.args.argv, "trace: exec:");
/*
@@ -590,6 +698,12 @@ static void execv_dashed_external(const char **argv)
* the program.
*/
status = run_command(&cmd);
+
+ /*
+ * If the child process ran and we are now going to exit, emit a
+ * generic string as our trace2 command verb to indicate that we
+ * launched a dashed command.
+ */
if (status >= 0)
exit(status);
else if (errno != ENOENT)
@@ -599,6 +713,8 @@ static void execv_dashed_external(const char **argv)
static int run_argv(int *argcp, const char ***argv)
{
int done_alias = 0;
+ struct string_list cmd_list = STRING_LIST_INIT_NODUP;
+ struct string_list_item *seen;
while (1) {
/*
@@ -613,20 +729,77 @@ static int run_argv(int *argcp, const char ***argv)
if (!done_alias)
handle_builtin(*argcp, *argv);
+#if 0 // TODO In GFW, need to amend a7924b655e940b06cb547c235d6bed9767929673 to include trace2_ and _tr2 lines.
+ else if (get_builtin(**argv)) {
+ struct argv_array args = ARGV_ARRAY_INIT;
+ int i;
+
+ /*
+ * The current process is committed to launching a
+ * child process to run the command named in (**argv)
+ * and exiting. Log a generic string as the trace2
+ * command verb to indicate this. Note that the child
+ * process will log the actual verb when it runs.
+ */
+ trace2_cmd_name("_run_git_alias_");
+
+ if (get_super_prefix())
+ die("%s doesn't support --super-prefix", **argv);
+
+ commit_pager_choice();
+
+ argv_array_push(&args, "git");
+ for (i = 0; i < *argcp; i++)
+ argv_array_push(&args, (*argv)[i]);
+
+ trace_argv_printf(args.argv, "trace: exec:");
+
+ /*
+ * if we fail because the command is not found, it is
+ * OK to return. Otherwise, we just pass along the status code.
+ */
+ i = run_command_v_opt_tr2(args.argv, RUN_SILENT_EXEC_FAILURE |
+ RUN_CLEAN_ON_EXIT, "git_alias");
+ if (i >= 0 || errno != ENOENT)
+ exit(i);
+ die("could not execute builtin %s", **argv);
+ }
+#endif // a7924b655e940b06cb547c235d6bed9767929673
+
/* .. then try the external ones */
execv_dashed_external(*argv);
- /* It could be an alias -- this works around the insanity
+ seen = unsorted_string_list_lookup(&cmd_list, *argv[0]);
+ if (seen) {
+ int i;
+ struct strbuf sb = STRBUF_INIT;
+ for (i = 0; i < cmd_list.nr; i++) {
+ struct string_list_item *item = &cmd_list.items[i];
+
+ strbuf_addf(&sb, "\n %s", item->string);
+ if (item == seen)
+ strbuf_addstr(&sb, " <==");
+ else if (i == cmd_list.nr - 1)
+ strbuf_addstr(&sb, " ==>");
+ }
+ die(_("alias loop detected: expansion of '%s' does"
+ " not terminate:%s"), cmd_list.items[0].string, sb.buf);
+ }
+
+ string_list_append(&cmd_list, *argv[0]);
+
+ /*
+ * It could be an alias -- this works around the insanity
* of overriding "git log" with "git show" by having
* alias.log = show
*/
- if (done_alias)
- break;
if (!handle_alias(argcp, argv))
break;
done_alias = 1;
}
+ string_list_clear(&cmd_list, 0);
+
return done_alias;
}
@@ -659,7 +832,7 @@ int cmd_main(int argc, const char **argv)
if (skip_prefix(cmd, "git-", &cmd)) {
argv[0] = cmd;
handle_builtin(argc, argv);
- die("cannot handle %s as a builtin", cmd);
+ die(_("cannot handle %s as a builtin"), cmd);
}
/* Look for flags.. */
@@ -672,7 +845,7 @@ int cmd_main(int argc, const char **argv)
} else {
/* The user didn't specify a command; give them help */
commit_pager_choice();
- printf("usage: %s\n\n", git_usage_string);
+ printf(_("usage: %s\n\n"), git_usage_string);
list_common_cmds_help();
printf("\n%s\n", _(git_more_info_string));
exit(1);
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-18 05:33:48 +0000