More doc updates for BusyBox, with fixes to apps for bugs revealed

while trying to write docs . :-)
 -Erik

4 files changed, 10 insertions, 13 deletions

diff --git a/util-linux/fbset.c b/util-linux/fbset.c
index 1f471da..4e5609e 100644
--- a/util-linux/fbset.c
+++ b/util-linux/fbset.c
@@ -104,9 +104,9 @@ struct cmdoptions_t {
 	"-hsync", 1, CMD_HSYNC}, {
 	"-vsync", 1, CMD_VSYNC}, {
 	"-laced", 1, CMD_LACED}, {
-	"-double", 1, CMD_DOUBLE},
+	"-double", 1, CMD_DOUBLE}, {
+	"--help", 0, CMD_HELP}, {
 #ifdef BB_FEATURE_FBSET_FANCY
-	{
 	"--help", 0, CMD_HELP}, {
 	"-all", 0, CMD_ALL}, {
 	"-xres", 1, CMD_XRES}, {
@@ -130,9 +130,8 @@ struct cmdoptions_t {
 	"-bcast", 1, CMD_BCAST}, {
 	"-rgba", 1, CMD_RGBA}, {
 	"-step", 1, CMD_STEP}, {
-	"-move", 1, CMD_MOVE},
+	"-move", 1, CMD_MOVE}, {
 #endif
-	{
 	0, 0, 0}
 };
 
@@ -217,7 +216,7 @@ static void showmode(struct fb_var_screeninfo *v)
 	printf("\trgba %u/%u,%u/%u,%u/%u,%u/%u\n", v->red.length,
 		   v->red.offset, v->green.length, v->green.offset, v->blue.length,
 		   v->blue.offset, v->transp.length, v->transp.offset);
-	printf("endmode\n");
+	printf("endmode\n\n");
 }
 
 static void fbset_usage(void)
diff --git a/util-linux/fdflush.c b/util-linux/fdflush.c
index 201cea8..56ea224 100644
--- a/util-linux/fdflush.c
+++ b/util-linux/fdflush.c
@@ -33,8 +33,8 @@ extern int fdflush_main(int argc, char **argv)
 	int value;
 	int fd;
 
-	if (argc <= 1 || **(argv++) == '-') {
-		usage("fdflush device\n");
+	if (argc <= 1 || **(++argv) == '-') {
+		usage("fdflush device\n\nForce floppy disk drive to detect disk change\n");
 	}
 
 	fd = open(*argv, 0);
diff --git a/util-linux/freeramdisk.c b/util-linux/freeramdisk.c
index 06937a7..9636dbd 100644
--- a/util-linux/freeramdisk.c
+++ b/util-linux/freeramdisk.c
@@ -34,7 +34,7 @@
 
 static const char freeramdisk_usage[] =
 	"freeramdisk DEVICE\n\n"
-	"Frees all memory used by the specified ramdisk.\n";
+	"Free all memory used by the specified ramdisk.\n";
 
 extern int
 freeramdisk_main(int argc, char **argv)
@@ -42,7 +42,7 @@ freeramdisk_main(int argc, char **argv)
 	char  rname[256] = "/dev/ram";
 	int   f;
 
-	if (argc > 2 || ( argv[1] && *argv[1] == '-')) {
+	if (argc < 2 || ( argv[1] && *argv[1] == '-')) {
 		usage(freeramdisk_usage);
 	}
 
@@ -50,10 +50,10 @@ freeramdisk_main(int argc, char **argv)
 		strcpy(rname, argv[1]);
 
 	if ((f = open(rname, O_RDWR)) == -1) {
-		fatalError( "freeramdisk: cannot open %s: %s", rname, strerror(errno));
+		fatalError( "freeramdisk: cannot open %s: %s\n", rname, strerror(errno));
 	}
 	if (ioctl(f, BLKFLSBUF) < 0) {
-		fatalError( "freeramdisk: failed ioctl on %s: %s", rname, strerror(errno));
+		fatalError( "freeramdisk: failed ioctl on %s: %s\n", rname, strerror(errno));
 	}
 	/* Don't bother closing.  Exit does
 	 * that, so we can save a few bytes */
diff --git a/util-linux/mount.c b/util-linux/mount.c
index 329c077..972e506 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -83,8 +83,6 @@ static const char mount_usage[] = "\tmount [flags]\n"
 	"\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
 	"\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
 	"\tro / rw: Mount for read-only / read-write.\n"
-	"\t"
-
 	"There are EVEN MORE flags that are specific to each filesystem.\n"
 	"You'll have to see the written documentation for those.\n";