[U-Boot] [PATCH 4/4] mkenvimage: Add version info switch (-V)

[Horst Kronstorfer]

Signed-off-by: Horst Kronstorfer <hkronsto at frequentis.com>
---
 tools/mkenvimage.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/tools/mkenvimage.c b/tools/mkenvimage.c
index 3e7f967..046661d 100644
--- a/tools/mkenvimage.c
+++ b/tools/mkenvimage.c
@@ -36,6 +36,7 @@
 #include <sys/stat.h>
 
 #include <u-boot/crc.h>
+#include <version.h>
 
 #define CRC_SIZE sizeof(uint32_t)
 
@@ -56,6 +57,7 @@ static void usage(const char *exec_name)
 	       "\t-b : the target is big endian (default is little endian)\n"
 	       "\t-p <byte> : fill the image with <byte> bytes instead of "
 	       "0xff bytes\n"
+	       "\t-V : print version information and exit\n"
 	       "\n"
 	       "If the input file is \"-\", data is read from standard input\n",
 	       exec_name);
@@ -89,7 +91,7 @@ int main(int argc, char **argv)
 	opterr = 0;
 
 	/* Parse the cmdline */
-	while ((option = getopt(argc, argv, ":s:o:rbp:h")) != -1) {
+	while ((option = getopt(argc, argv, ":s:o:rbp:hV")) != -1) {
 		switch (option) {
 		case 's':
 			datasize = strtol(optarg, NULL, 0);
@@ -114,6 +116,9 @@ int main(int argc, char **argv)
 		case 'h':
 			usage(prg);
 			return EXIT_SUCCESS;
+		case 'V':
+			printf("%s version %s\n", prg, PLAIN_VERSION);
+			return EXIT_SUCCESS;
 		case ':':
 			fprintf(stderr, "Missing argument for option -%c\n",
 				optopt);
-- 
1.7.7.3