tools: env: allow to print U-Boot version
The fw_env utility family has a default environment compiled in
which ties it quite strongly to the U-Boot source/config it has
been built with. Allow to display the U-Boot version it has been
built with using the -v/--version argument.
Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
diff --git a/tools/env/fw_env_main.c b/tools/env/fw_env_main.c
index 6e278ca..0b90637 100644
--- a/tools/env/fw_env_main.c
+++ b/tools/env/fw_env_main.c
@@ -34,6 +34,7 @@
#include <stdlib.h>
#include <sys/file.h>
#include <unistd.h>
+#include <version.h>
#include "fw_env_private.h"
#include "fw_env.h"
@@ -48,6 +49,7 @@
{"script", required_argument, NULL, 's'},
{"noheader", required_argument, NULL, 'n'},
{"lock", required_argument, NULL, 'l'},
+ {"version", no_argument, NULL, 'v'},
{NULL, 0, NULL, 0}
};
@@ -67,6 +69,7 @@
"Print variables from U-Boot environment\n"
"\n"
" -h, --help print this help.\n"
+ " -v, --version display version\n"
#ifdef CONFIG_ENV_AES
" -a, --aes aes key to access environment\n"
#endif
@@ -85,6 +88,7 @@
"Modify variables in U-Boot environment\n"
"\n"
" -h, --help print this help.\n"
+ " -v, --version display version\n"
#ifdef CONFIG_ENV_AES
" -a, --aes aes key to access environment\n"
#endif
@@ -123,7 +127,7 @@
env_opts.config_file = CONFIG_FILE;
#endif
- while ((c = getopt_long(argc, argv, ":a:c:l:h", long_options, NULL)) !=
+ while ((c = getopt_long(argc, argv, ":a:c:l:h:v", long_options, NULL)) !=
EOF) {
switch (c) {
case 'a':
@@ -145,6 +149,10 @@
do_printenv ? usage_printenv() : usage_env_set();
exit(EXIT_SUCCESS);
break;
+ case 'v':
+ fprintf(stderr, "Compiled with " U_BOOT_VERSION "\n");
+ exit(EXIT_SUCCESS);
+ break;
default:
/* ignore unknown options */
break;
@@ -162,7 +170,7 @@
parse_common_args(argc, argv);
- while ((c = getopt_long(argc, argv, "a:c:ns:l:h", long_options, NULL))
+ while ((c = getopt_long(argc, argv, "a:c:ns:l:h:v", long_options, NULL))
!= EOF) {
switch (c) {
case 'n':
@@ -189,7 +197,7 @@
parse_common_args(argc, argv);
- while ((c = getopt_long(argc, argv, "a:c:ns:l:h", long_options, NULL))
+ while ((c = getopt_long(argc, argv, "a:c:ns:l:h:v", long_options, NULL))
!= EOF) {
switch (c) {
case 's':