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Remove calculation of the longest command name from where it is not used

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Just calculate it where it is needed - it is cheap and trivial,
as all the lengths are already there (stored when creating the
command lists).

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Alex Riesen
2008-08-28 19:15:33 +02:00
committed by Junio C Hamano
parent 63e8aea74e
commit e321180ed3
4 changed files with 24 additions and 28 deletions
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34
help.c
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@ -133,11 +133,10 @@ static int is_executable(const char *name)
return st.st_mode & S_IXUSR;
}
static unsigned int list_commands_in_dir(struct cmdnames *cmds,
static void list_commands_in_dir(struct cmdnames *cmds,
const char *path,
const char *prefix)
{
unsigned int longest = 0;
int prefix_len;
DIR *dir = opendir(path);
struct dirent *de;
@ -145,7 +144,7 @@ static unsigned int list_commands_in_dir(struct cmdnames *cmds,
int len;
if (!dir)
return 0;
return;
if (!prefix)
prefix = "git-";
prefix_len = strlen(prefix);
@ -168,29 +167,22 @@ static unsigned int list_commands_in_dir(struct cmdnames *cmds,
if (has_extension(de->d_name, ".exe"))
entlen -= 4;
if (longest < entlen)
longest = entlen;
add_cmdname(cmds, de->d_name + prefix_len, entlen);
}
closedir(dir);
strbuf_release(&buf);
return longest;
}
unsigned int load_command_list(const char *prefix,
void load_command_list(const char *prefix,
struct cmdnames *main_cmds,
struct cmdnames *other_cmds)
{
unsigned int longest = 0;
unsigned int len;
const char *env_path = getenv("PATH");
char *paths, *path, *colon;
const char *exec_path = git_exec_path();
if (exec_path)
longest = list_commands_in_dir(main_cmds, exec_path, prefix);
list_commands_in_dir(main_cmds, exec_path, prefix);
if (!env_path) {
fprintf(stderr, "PATH not set\n");
@ -202,9 +194,7 @@ unsigned int load_command_list(const char *prefix,
if ((colon = strchr(path, PATH_SEP)))
*colon = 0;
len = list_commands_in_dir(other_cmds, path, prefix);
if (len > longest)
longest = len;
list_commands_in_dir(other_cmds, path, prefix);
if (!colon)
break;
@ -220,14 +210,20 @@ unsigned int load_command_list(const char *prefix,
sizeof(*other_cmds->names), cmdname_compare);
uniq(other_cmds);
exclude_cmds(other_cmds, main_cmds);
return longest;
}
void list_commands(const char *title, unsigned int longest,
struct cmdnames *main_cmds, struct cmdnames *other_cmds)
void list_commands(const char *title, struct cmdnames *main_cmds,
struct cmdnames *other_cmds)
{
const char *exec_path = git_exec_path();
int i, longest = 0;
for (i = 0; i < main_cmds->cnt; i++)
if (longest < main_cmds->names[i]->len)
longest = main_cmds->names[i]->len;
for (i = 0; i < other_cmds->cnt; i++)
if (longest < other_cmds->names[i]->len)
longest = other_cmds->names[i]->len;
if (main_cmds->cnt) {
printf("available %s in '%s'\n", title, exec_path);