git/builtin-clean.c
Shawn Bohrer 1617adc7a0 Teach git clean to use setup_standard_excludes()
Signed-off-by: Shawn Bohrer <shawn.bohrer@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-11-18 19:11:42 -08:00

153 lines
3.8 KiB
C

/*
* "git clean" builtin command
*
* Copyright (C) 2007 Shawn Bohrer
*
* Based on git-clean.sh by Pavel Roskin
*/
#include "builtin.h"
#include "cache.h"
#include "dir.h"
#include "parse-options.h"
static int force = -1; /* unset */
static const char *const builtin_clean_usage[] = {
"git-clean [-d] [-f] [-n] [-q] [-x | -X] [--] <paths>...",
NULL
};
static int git_clean_config(const char *var, const char *value)
{
if (!strcmp(var, "clean.requireforce"))
force = !git_config_bool(var, value);
return git_default_config(var, value);
}
int cmd_clean(int argc, const char **argv, const char *prefix)
{
int j;
int show_only = 0, remove_directories = 0, quiet = 0, ignored = 0;
int ignored_only = 0, baselen = 0, config_set = 0;
struct strbuf directory;
struct dir_struct dir;
const char *path, *base;
static const char **pathspec;
struct option options[] = {
OPT__QUIET(&quiet),
OPT__DRY_RUN(&show_only),
OPT_BOOLEAN('f', NULL, &force, "force"),
OPT_BOOLEAN('d', NULL, &remove_directories,
"remove whole directories"),
OPT_BOOLEAN('x', NULL, &ignored, "remove ignored files, too"),
OPT_BOOLEAN('X', NULL, &ignored_only,
"remove only ignored files"),
OPT_END()
};
git_config(git_clean_config);
if (force < 0)
force = 0;
else
config_set = 1;
argc = parse_options(argc, argv, options, builtin_clean_usage, 0);
memset(&dir, 0, sizeof(dir));
if (ignored_only)
dir.show_ignored = 1;
if (ignored && ignored_only)
die("-x and -X cannot be used together");
if (!show_only && !force)
die("clean.requireForce%s set and -n or -f not given; "
"refusing to clean", config_set ? "" : " not");
dir.show_other_directories = 1;
if (!ignored)
setup_standard_excludes(&dir);
pathspec = get_pathspec(prefix, argv);
read_cache();
/*
* Calculate common prefix for the pathspec, and
* use that to optimize the directory walk
*/
baselen = common_prefix(pathspec);
path = ".";
base = "";
if (baselen)
path = base = xmemdupz(*pathspec, baselen);
read_directory(&dir, path, base, baselen, pathspec);
strbuf_init(&directory, 0);
for (j = 0; j < dir.nr; ++j) {
struct dir_entry *ent = dir.entries[j];
int len, pos, specs;
struct cache_entry *ce;
struct stat st;
char *seen;
/*
* Remove the '/' at the end that directory
* walking adds for directory entries.
*/
len = ent->len;
if (len && ent->name[len-1] == '/')
len--;
pos = cache_name_pos(ent->name, len);
if (0 <= pos)
continue; /* exact match */
pos = -pos - 1;
if (pos < active_nr) {
ce = active_cache[pos];
if (ce_namelen(ce) == len &&
!memcmp(ce->name, ent->name, len))
continue; /* Yup, this one exists unmerged */
}
if (!lstat(ent->name, &st) && (S_ISDIR(st.st_mode))) {
int matched_path = 0;
strbuf_addstr(&directory, ent->name);
if (pathspec) {
for (specs =0; pathspec[specs]; ++specs)
/* nothing */;
seen = xcalloc(specs, 1);
/* Check if directory was explictly passed as
* pathspec. If so we want to remove it */
if (match_pathspec(pathspec, ent->name, ent->len,
baselen, seen))
matched_path = 1;
free(seen);
}
if (show_only && (remove_directories || matched_path)) {
printf("Would remove %s\n", directory.buf);
} else if (quiet && (remove_directories || matched_path)) {
remove_dir_recursively(&directory, 0);
} else if (remove_directories || matched_path) {
printf("Removing %s\n", directory.buf);
remove_dir_recursively(&directory, 0);
} else if (show_only) {
printf("Would not remove %s\n", directory.buf);
} else {
printf("Not removing %s\n", directory.buf);
}
strbuf_reset(&directory);
} else {
if (show_only) {
printf("Would remove %s\n", ent->name);
continue;
} else if (!quiet) {
printf("Removing %s\n", ent->name);
}
unlink(ent->name);
}
}
strbuf_release(&directory);
return 0;
}