[hackers] [sbase] Implement -u support for ls(1) || sin

From: <git_AT_suckless.org>
Date: Tue, 24 Mar 2015 23:53:53 +0100 (CET)

commit 2a3f82a5cd9b6712b4e8d501d4f529ec8578c62f
Author: sin <sin_AT_2f30.org>
Date: Wed Feb 18 16:29:46 2015 +0000

    Implement -u support for ls(1)

diff --git a/README b/README
index f8b92da..42f48d8 100644
--- a/README
+++ b/README
_AT_@ -40,7 +40,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 =* ln yes none
 =* logger yes none
 =* logname yes none
-= ls no -C, -R, -u
+= ls no -C, -R
 =* md5sum non-posix none
 =* mkdir yes none
 =* mkfifo yes none
diff --git a/ls.1 b/ls.1
index 7389350..5d8f1b2 100644
--- a/ls.1
+++ b/ls.1
_AT_@ -1,4 +1,4 @@
-.Dd February 17, 2015
+.Dd February 18, 2015
 .Dt LS 1
 .Os sbase
 .Sh NAME
_AT_@ -6,7 +6,7 @@
 .Nd list directory contents
 .Sh SYNOPSIS
 .Nm
-.Op Fl 1acdFHhiLlqrtU
+.Op Fl 1acdFHhiLlqrtUu
 .Op Ar file ...
 .Sh DESCRIPTION
 .Nm
_AT_@ -44,6 +44,9 @@ Reverse the sort order.
 Sort files by last file status/modification time instead of by name.
 .It Fl U
 Keep the list unsorted.
+.It Fl u
+Use file's last access time instead of last modification time for
+sorting or printing.
 .El
 .Sh SEE ALSO
 .Xr stat 2
diff --git a/ls.c b/ls.c
index ab9d4c3..bb249ed 100644
--- a/ls.c
+++ b/ls.c
_AT_@ -37,6 +37,7 @@ static int qflag = 0;
 static int rflag = 0;
 static int tflag = 0;
 static int Uflag = 0;
+static int uflag = 0;
 static int first = 1;
 static int many;
 
_AT_@ -55,7 +56,12 @@ mkent(struct entry *ent, char *path, int dostat, int follow)
         ent->uid = st.st_uid;
         ent->gid = st.st_gid;
         ent->size = st.st_size;
- ent->t = cflag ? st.st_ctime : st.st_mtime;
+ if (cflag)
+ ent->t = st.st_ctime;
+ else if (uflag)
+ ent->t = st.st_atime;
+ else
+ ent->t = st.st_mtime;
         ent->ino = st.st_ino;
         if (S_ISLNK(ent->mode))
                 ent->tmode = stat(path, &st) == 0 ? st.st_mode : 0;
_AT_@ -247,7 +253,7 @@ ls(const struct entry *ent)
 static void
 usage(void)
 {
- eprintf("usage: %s [-1acdFHhiLlqrtU] [file ...]\n", argv0);
+ eprintf("usage: %s [-1acdFHhiLlqrtUu] [file ...]\n", argv0);
 }
 
 int
_AT_@ -265,6 +271,7 @@ main(int argc, char *argv[])
                 break;
         case 'c':
                 cflag = 1;
+ uflag = 0;
                 break;
         case 'd':
                 dflag = 1;
_AT_@ -299,6 +306,10 @@ main(int argc, char *argv[])
         case 'U':
                 Uflag = 1;
                 break;
+ case 'u':
+ uflag = 1;
+ cflag = 0;
+ break;
         default:
                 usage();
         } ARGEND;
Received on Tue Mar 24 2015 - 23:53:53 CET