From a42982e8f569417e93bc3b47c501cbe83a5bfade Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Wed, 7 Jun 2000 17:28:53 +0000
Subject: * Fixed 'swapon -a' and 'swapoff -a', which were broken. * Fixed
 'mount -a' so it works as expected. * Implemented 'ls -R' (enabled by
 enabling BB_FEATURE_LS_RECURSIVE)  -Erik

---
 coreutils/ls.c | 51 ++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 44 insertions(+), 7 deletions(-)

(limited to 'coreutils')

diff --git a/coreutils/ls.c b/coreutils/ls.c
index 6ab11c4e5..0b1aa6221 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -86,8 +86,9 @@
 #define DISP_DOT	8			/* show . and .. */
 #define DISP_NUMERIC	16		/* numeric uid and gid */
 #define DISP_FULLTIME	32		/* show extended time display */
-#define DIR_NOLIST	64			/* show directory as itself, not contents */
+#define DIR_NOLIST		64		/* show directory as itself, not contents */
 #define DISP_DIRNAME	128		/* show directory name (for internal use) */
+#define DISP_RECURSIVE	256		/* Do a recursive listing */
 
 #ifndef MAJOR
 #define MAJOR(dev) (((dev)>>8)&0xff)
@@ -448,6 +449,9 @@ static const char ls_usage[] = "ls [-1a"
 	"xAC"
 #ifdef BB_FEATURE_LS_FILETYPES
 	"F"
+#endif
+#ifdef BB_FEATURE_LS_RECURSIVE
+	"R"
 #endif
 	"] [filenames...]\n"
 #ifndef BB_FEATURE_TRIVIAL_HELP
@@ -477,9 +481,24 @@ static const char ls_usage[] = "ls [-1a"
 #ifdef BB_FEATURE_LS_FILETYPES
 	"\t-F\tappend indicator (one of */=@|) to entries\n"
 #endif
+#ifdef BB_FEATURE_LS_RECURSIVE
+	"\t-R\tlist subdirectories recursively\n"
+#endif
 #endif
 	;
 
+
+#ifdef BB_FEATURE_LS_RECURSIVE
+static int dirAction(const char *fileName, struct stat *statbuf, void* junk)
+{
+	int i;
+	fprintf(stdout, "\n%s:\n", fileName);
+	i = list_item(fileName);
+	newline();
+	return (i);
+}
+#endif
+
 extern int ls_main(int argc, char **argv)
 {
 	int argi = 1, i;
@@ -543,6 +562,11 @@ extern int ls_main(int argc, char **argv)
 			case 'e':
 				opts |= DISP_FULLTIME;
 				break;
+#endif
+#ifdef BB_FEATURE_LS_RECURSIVE
+			case 'R':
+				opts |= DISP_RECURSIVE;
+				break;
 #endif
 			default:
 				goto print_usage_message;
@@ -570,12 +594,25 @@ extern int ls_main(int argc, char **argv)
 #endif
 
 	/* process files specified, or current directory if none */
-	i = 0;
-	if (argi == argc)
-		i = list_item(".");
-	while (argi < argc)
-		i |= list_item(argv[argi++]);
-	newline();
+#ifdef BB_FEATURE_LS_RECURSIVE
+	if (opts & DISP_RECURSIVE) {
+		i = 0;
+		if (argi == argc) {
+			i = recursiveAction(".", TRUE, FALSE, FALSE, NULL, dirAction, NULL);
+		}
+		while (argi < argc) {
+			i |= recursiveAction(argv[argi++], TRUE, FALSE, FALSE, NULL, dirAction, NULL);
+		}
+	} else 
+#endif
+	{
+		i = 0;
+		if (argi == argc)
+			i = list_item(".");
+		while (argi < argc)
+			i |= list_item(argv[argi++]);
+		newline();
+	}
 	exit(i);
 
   print_usage_message:
-- 
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