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authorPieter de Bie <pdebie@ai.rug.nl>2008-09-10 17:54:28 +0200
committerJunio C Hamano <gitster@pobox.com>2008-09-11 23:05:39 -0700
commit746c221ad063854e23661f6898c002c8726f5dad (patch)
tree3fc215563d26a39259692b9a63985ef1e4023f1a
parentda06a80322a2357b8b5b6ddb8b5648f97ed73e83 (diff)
downloadgit-746c221ad063854e23661f6898c002c8726f5dad.tar.gz
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>
-rw-r--r--help.c32
1 files changed, 24 insertions, 8 deletions
diff --git a/help.c b/help.c
index 300cd38a9f..fd87bb5aee 100644
--- a/help.c
+++ b/help.c
@@ -204,8 +204,8 @@ void load_command_list(const char *prefix,
while (1) {
if ((colon = strchr(path, PATH_SEP)))
*colon = 0;
-
- list_commands_in_dir(other_cmds, path, prefix);
+ if (!exec_path || strcmp(path, exec_path))
+ list_commands_in_dir(other_cmds, path, prefix);
if (!colon)
break;
@@ -262,11 +262,15 @@ int is_in_cmdlist(struct cmdnames *c, const char *s)
}
static int autocorrect;
+static struct cmdnames aliases;
static int git_unknown_cmd_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "help.autocorrect"))
autocorrect = git_config_int(var,value);
+ /* Also use aliases for command lookup */
+ if (!prefixcmp(var, "alias."))
+ add_cmdname(&aliases, var + 6, strlen(var + 6));
return git_default_config(var, value, cb);
}
@@ -280,6 +284,18 @@ static int levenshtein_compare(const void *p1, const void *p2)
return l1 != l2 ? l1 - l2 : strcmp(s1, s2);
}
+static void add_cmd_list(struct cmdnames *cmds, struct cmdnames *old)
+{
+ int i;
+ ALLOC_GROW(cmds->names, cmds->cnt + old->cnt, cmds->alloc);
+
+ for (i = 0; i < old->cnt; i++)
+ cmds->names[cmds->cnt++] = old->names[i];
+ free(old->names);
+ old->cnt = 0;
+ old->names = NULL;
+}
+
const char *help_unknown_cmd(const char *cmd)
{
int i, n, best_similarity = 0;
@@ -287,17 +303,17 @@ const char *help_unknown_cmd(const char *cmd)
memset(&main_cmds, 0, sizeof(main_cmds));
memset(&other_cmds, 0, sizeof(main_cmds));
+ memset(&aliases, 0, sizeof(aliases));
git_config(git_unknown_cmd_config, NULL);
load_command_list("git-", &main_cmds, &other_cmds);
- ALLOC_GROW(main_cmds.names, main_cmds.cnt + other_cmds.cnt,
- main_cmds.alloc);
- memcpy(main_cmds.names + main_cmds.cnt, other_cmds.names,
- other_cmds.cnt * sizeof(other_cmds.names[0]));
- main_cmds.cnt += other_cmds.cnt;
- free(other_cmds.names);
+ add_cmd_list(&main_cmds, &aliases);
+ add_cmd_list(&main_cmds, &other_cmds);
+ qsort(main_cmds.names, main_cmds.cnt,
+ sizeof(main_cmds.names), cmdname_compare);
+ uniq(&main_cmds);
/* This reuses cmdname->len for similarity index */
for (i = 0; i < main_cmds.cnt; ++i)