diff options
Diffstat (limited to 'builtin-clean.c')
| -rw-r--r-- | builtin-clean.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/builtin-clean.c b/builtin-clean.c new file mode 100644 index 0000000000..55658e742f --- /dev/null +++ b/builtin-clean.c @@ -0,0 +1,154 @@ +/* + * "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; + +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 0; +} + +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; + 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); + argc = parse_options(argc, argv, options, builtin_clean_usage, 0); + + memset(&dir, 0, sizeof(dir)); + if (ignored_only) { + dir.show_ignored =1; + dir.exclude_per_dir = ".gitignore"; + } + + if (ignored && ignored_only) + die("-x and -X cannot be used together"); + + if (!show_only && !force) + die("clean.requireForce set and -n or -f not given; refusing to clean"); + + dir.show_other_directories = 1; + + if (!ignored) { + dir.exclude_per_dir = ".gitignore"; + if (!access(git_path("info/exclude"), F_OK)) { + char *exclude_path = git_path("info/exclude"); + add_excludes_from_file(&dir, exclude_path); + } + } + + 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; +} |