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-rw-r--r--show-files.c105
1 files changed, 97 insertions, 8 deletions
diff --git a/show-files.c b/show-files.c
index afeb635..9bb8fdb 100644
--- a/show-files.c
+++ b/show-files.c
@@ -6,6 +6,7 @@
* Copyright (C) Linus Torvalds, 2005
*/
#include <dirent.h>
+#include <fnmatch.h>
#include "cache.h"
@@ -17,6 +18,70 @@ static int show_stage = 0;
static int show_unmerged = 0;
static int line_terminator = '\n';
+static int nr_excludes;
+static const char **excludes;
+static int excludes_alloc;
+
+static void add_exclude(const char *string)
+{
+ if (nr_excludes == excludes_alloc) {
+ excludes_alloc = alloc_nr(excludes_alloc);
+ excludes = realloc(excludes, excludes_alloc*sizeof(char *));
+ }
+ excludes[nr_excludes++] = string;
+}
+
+static void add_excludes_from_file(const char *fname)
+{
+ int fd, i;
+ long size;
+ char *buf, *entry;
+
+ fd = open(fname, O_RDONLY);
+ if (fd < 0)
+ goto err;
+ size = lseek(fd, 0, SEEK_END);
+ if (size < 0)
+ goto err;
+ lseek(fd, 0, SEEK_SET);
+ if (size == 0) {
+ close(fd);
+ return;
+ }
+ buf = xmalloc(size);
+ if (read(fd, buf, size) != size)
+ goto err;
+ close(fd);
+
+ entry = buf;
+ for (i = 0; i < size; i++) {
+ if (buf[i] == '\n') {
+ if (entry != buf + i) {
+ buf[i] = 0;
+ add_exclude(entry);
+ }
+ entry = buf + i + 1;
+ }
+ }
+ return;
+
+err: perror(fname);
+ exit(1);
+}
+
+static int excluded(const char *pathname)
+{
+ int i;
+ if (nr_excludes) {
+ const char *basename = strrchr(pathname, '/');
+ basename = (basename) ? basename+1 : pathname;
+ for (i = 0; i < nr_excludes; i++)
+ if (fnmatch(excludes[i], basename, 0) == 0)
+ return 1;
+ }
+ return 0;
+}
+
static const char **dir;
static int nr_dir;
static int dir_alloc;
@@ -59,6 +124,8 @@ static void read_directory(const char *path, const char *base, int baselen)
if (de->d_name[0] == '.')
continue;
+ if (excluded(de->d_name) != show_ignored)
+ continue;
len = strlen(de->d_name);
memcpy(fullname + baselen, de->d_name, len+1);
@@ -101,17 +168,17 @@ static void show_files(void)
int i;
/* For cached/deleted files we don't need to even do the readdir */
- if (show_others | show_ignored) {
+ if (show_others) {
read_directory(".", "", 0);
qsort(dir, nr_dir, sizeof(char *), cmp_name);
- }
- if (show_others) {
for (i = 0; i < nr_dir; i++)
printf("%s%c", dir[i], line_terminator);
}
if (show_cached | show_stage) {
for (i = 0; i < active_nr; i++) {
struct cache_entry *ce = active_cache[i];
+ if (excluded(ce->name) != show_ignored)
+ continue;
if (show_unmerged && !ce_stage(ce))
continue;
if (!show_stage)
@@ -130,14 +197,13 @@ static void show_files(void)
for (i = 0; i < active_nr; i++) {
struct cache_entry *ce = active_cache[i];
struct stat st;
+ if (excluded(ce->name) != show_ignored)
+ continue;
if (!stat(ce->name, &st))
continue;
printf("%s%c", ce->name, line_terminator);
}
}
- if (show_ignored) {
- /* We don't have any "ignore" list yet */
- }
}
int main(int argc, char **argv)
@@ -179,11 +245,34 @@ int main(int argc, char **argv)
continue;
}
- usage("show-files [-z] (--[cached|deleted|others|ignored|stage])*");
+ if (!strcmp(arg, "-x") && i+1 < argc) {
+ add_exclude(argv[++i]);
+ continue;
+ }
+ if (!strncmp(arg, "--exclude=", 10)) {
+ add_exclude(arg+10);
+ continue;
+ }
+ if (!strcmp(arg, "-X") && i+1 < argc) {
+ add_excludes_from_file(argv[++i]);
+ continue;
+ }
+ if (!strncmp(arg, "--exclude-from=", 15)) {
+ add_excludes_from_file(arg+15);
+ continue;
+ }
+
+ usage("show-files [-z] (--[cached|deleted|others|stage])* "
+ "[ --ignored [--exclude=<pattern>] [--exclude-from=<file>) ]");
+ }
+
+ if (show_ignored && !nr_excludes) {
+ fprintf(stderr, "%s: --ignored needs some exclude pattern\n", argv[0]);
+ exit(1);
}
/* With no flags, we default to showing the cached files */
- if (!(show_stage | show_deleted | show_others | show_ignored | show_unmerged))
+ if (!(show_stage | show_deleted | show_others | show_unmerged))
show_cached = 1;
read_cache();