+ in the interest of robustness, I added

[oweals/busybox.git] / ls.c

diff --git a/ls.c b/ls.c
index c4856cb713d8d63e1db18e05fcd9df7e85efd9fa..0c7f6522cea486c270dac3a268c726ed23f8e209 100644 (file)
--- a/ls.c
+++ b/ls.c
@@ -88,7 +88,11 @@
 #define DISP_FULLTIME  32              /* show extended time display */
 #define DIR_NOLIST     64                      /* show directory as itself, not contents */
 #define DISP_DIRNAME   128             /* show directory name (for internal use) */
-#define DIR_RECURSE    256                     /* -R (not yet implemented) */
+
+#ifndef MAJOR
+#define MAJOR(dev) (((dev)>>8)&0xff)
+#define MINOR(dev) ((dev)&0xff)
+#endif
 
 static unsigned char display_fmt = FMT_AUTO;
 static unsigned short opts = 0;
@@ -445,10 +449,33 @@ static const char ls_usage[] = "ls [-1a"
 #ifdef BB_FEATURE_LS_FILETYPES
        "F"
 #endif
-#ifdef FEATURE_RECURSIVE
-       "R"
+       "] [filenames...]\n\n"
+       "Options:\n"
+       "\t-a\tdo not hide entries starting with .\n"
+#ifdef BB_FEATURE_LS_TIMESTAMPS
+       "\t-c\twith -l: show ctime (the time of last\n"
+    "\t\tmodification of file status information)\n"
+#endif
+       "\t-d\tlist directory entries instead of contents\n"
+#ifdef BB_FEATURE_LS_TIMESTAMPS
+       "\t-e\tlist both full date and full time\n"
+#endif
+       "\t-l\tuse a long listing format\n"
+       "\t-n\tlist numeric UIDs and GIDs instead of names\n"
+#ifdef BB_FEATURE_LS_FILETYPES
+       "\t-p\tappend indicator (one of /=@|) to entries\n"
 #endif
-       "] [filenames...]\n";
+#ifdef BB_FEATURE_LS_TIMESTAMPS
+       "\t-u\twith -l: show access time (the time of last\n"
+       "\t\taccess of the file)\n"
+#endif
+       "\t-x\tlist entries by lines instead of by columns\n"
+       "\t-A\tdo not list implied . and ..\n"
+       "\t-C\tlist entries by columns\n"
+#ifdef BB_FEATURE_LS_FILETYPES
+       "\t-F\tappend indicator (one of */=@|) to entries\n"
+#endif
+       ;
 
 extern int ls_main(int argc, char **argv)
 {
@@ -503,11 +530,6 @@ extern int ls_main(int argc, char **argv)
                        case 'd':
                                opts |= DIR_NOLIST;
                                break;
-#ifdef FEATURE_RECURSIVE
-                       case 'R':
-                               opts |= DIR_RECURSE;
-                               break;
-#endif
 #ifdef BB_FEATURE_LS_TIMESTAMPS
                        case 'u':
                                time_fmt = TIME_ACCESS;