git wrapper: also use aliases to correct mistyped commands
Signed-off-by: Pieter de Bie <pdebie@ai.rug.nl> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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parent
da06a80322
commit
746c221ad0
32
help.c
32
help.c
@ -204,8 +204,8 @@ void load_command_list(const char *prefix,
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while (1) {
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while (1) {
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if ((colon = strchr(path, PATH_SEP)))
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if ((colon = strchr(path, PATH_SEP)))
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*colon = 0;
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*colon = 0;
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if (!exec_path || strcmp(path, exec_path))
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list_commands_in_dir(other_cmds, path, prefix);
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list_commands_in_dir(other_cmds, path, prefix);
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if (!colon)
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if (!colon)
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break;
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break;
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@ -262,11 +262,15 @@ int is_in_cmdlist(struct cmdnames *c, const char *s)
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}
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}
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static int autocorrect;
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static int autocorrect;
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static struct cmdnames aliases;
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static int git_unknown_cmd_config(const char *var, const char *value, void *cb)
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static int git_unknown_cmd_config(const char *var, const char *value, void *cb)
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{
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{
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if (!strcmp(var, "help.autocorrect"))
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if (!strcmp(var, "help.autocorrect"))
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autocorrect = git_config_int(var,value);
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autocorrect = git_config_int(var,value);
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/* Also use aliases for command lookup */
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if (!prefixcmp(var, "alias."))
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add_cmdname(&aliases, var + 6, strlen(var + 6));
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return git_default_config(var, value, cb);
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return git_default_config(var, value, cb);
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}
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}
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@ -280,6 +284,18 @@ static int levenshtein_compare(const void *p1, const void *p2)
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return l1 != l2 ? l1 - l2 : strcmp(s1, s2);
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return l1 != l2 ? l1 - l2 : strcmp(s1, s2);
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}
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}
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static void add_cmd_list(struct cmdnames *cmds, struct cmdnames *old)
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{
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int i;
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ALLOC_GROW(cmds->names, cmds->cnt + old->cnt, cmds->alloc);
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for (i = 0; i < old->cnt; i++)
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cmds->names[cmds->cnt++] = old->names[i];
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free(old->names);
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old->cnt = 0;
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old->names = NULL;
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}
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const char *help_unknown_cmd(const char *cmd)
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const char *help_unknown_cmd(const char *cmd)
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{
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{
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int i, n, best_similarity = 0;
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int i, n, best_similarity = 0;
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@ -287,17 +303,17 @@ const char *help_unknown_cmd(const char *cmd)
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memset(&main_cmds, 0, sizeof(main_cmds));
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memset(&main_cmds, 0, sizeof(main_cmds));
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memset(&other_cmds, 0, sizeof(main_cmds));
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memset(&other_cmds, 0, sizeof(main_cmds));
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memset(&aliases, 0, sizeof(aliases));
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git_config(git_unknown_cmd_config, NULL);
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git_config(git_unknown_cmd_config, NULL);
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load_command_list("git-", &main_cmds, &other_cmds);
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load_command_list("git-", &main_cmds, &other_cmds);
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ALLOC_GROW(main_cmds.names, main_cmds.cnt + other_cmds.cnt,
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add_cmd_list(&main_cmds, &aliases);
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main_cmds.alloc);
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add_cmd_list(&main_cmds, &other_cmds);
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memcpy(main_cmds.names + main_cmds.cnt, other_cmds.names,
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qsort(main_cmds.names, main_cmds.cnt,
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other_cmds.cnt * sizeof(other_cmds.names[0]));
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sizeof(main_cmds.names), cmdname_compare);
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main_cmds.cnt += other_cmds.cnt;
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uniq(&main_cmds);
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free(other_cmds.names);
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/* This reuses cmdname->len for similarity index */
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/* This reuses cmdname->len for similarity index */
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for (i = 0; i < main_cmds.cnt; ++i)
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for (i = 0; i < main_cmds.cnt; ++i)
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