bore

commit 3b4c0905fa752934866ea76a152842b0dbca4d75
parent 8cc6cb9d2064c9e93a5420b6654d2cb298f2a906
Author: phoebos <ben@bvnf.space>
Date:   Tue, 21 Sep 2021 01:02:24 +0100

ls: add -a

Diffstat:
M
PROGRESS
 | 
2
+-
M
ls.c
 | 
13
++++++++++---

2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/PROGRESS b/PROGRESS
@@ -20,7 +20,7 @@
 [ ] id
 [ ] kill
 [ ] ln
-[ ] ls [-1Fp]
+[ ] ls [-1Fap]
 [ ] mkdir
 [ ] more
 [ ] mv
diff --git a/ls.c b/ls.c
@@ -9,8 +9,9 @@
 enum {
     FLAG_1 = 1 << 0,
     FLAG_F = 1 << 1,
-    FLAG_l = 1 << 2,
-    FLAG_p = 1 << 3,
+    FLAG_a = 1 << 2,
+    FLAG_l = 1 << 3,
+    FLAG_p = 1 << 4,
 };
 
 struct ent {
@@ -66,6 +67,9 @@ ls(const char *path, int flags) {
             return 1;
         }
         for (i = 0; i < n; i++) {
+            if (~flags & FLAG_a && dp[i]->d_name[0] == '.')
+                continue;
+
             struct stat stt;
             if (fstatat(dfd, dp[i]->d_name, &stt, AT_SYMLINK_NOFOLLOW) == -1) {
                 fprintf(stderr, "ls: %s: %s\n", dp[i]->d_name, strerror(errno));
@@ -92,7 +96,7 @@ main(int argc, char **argv) {
     int c, flags, ret_val;
     flags = ret_val = 0;
 
-    while ((c = getopt(argc, argv, "1Flp")) != -1) {
+    while ((c = getopt(argc, argv, "1Falp")) != -1) {
         switch (c) {
             case '1':
                 flags |= FLAG_1;
@@ -100,6 +104,9 @@ main(int argc, char **argv) {
             case 'F':
                 flags |= FLAG_F;
                 break;
+            case 'a':
+                flags |= FLAG_a;
+                break;
             case 'l':
                 flags |= FLAG_l | FLAG_1;
                 break;