[U-Boot] [PATCH] tools: env: allow to print U-Boot version

[Lukasz Majewski <lukma@denx.de>]

On Thu, 26 Oct 2017 14:57:53 +0200
Stefan Agner <stefan@agner.ch> wrote:

> From: Stefan Agner <stefan.agner@toradex.com>
> 
> 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>
> ---
> 
>  tools/env/fw_env_main.c | 14 +++++++++++---
>  1 file changed, 11 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/env/fw_env_main.c b/tools/env/fw_env_main.c
> index 6e278ca80b..0b9063742c 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 @@ static struct option long_options[] = {
>  	{"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 @@ void usage_printenv(void)
>  		"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 @@ void usage_env_set(void)
>  		"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 @@ static void parse_common_args(int argc, char
> *argv[]) 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 @@ static void parse_common_args(int argc, char
> *argv[]) 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 @@ int parse_printenv_args(int argc, char *argv[])
>  
>  	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 @@ int parse_setenv_args(int argc, char *argv[])
>  
>  	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':

Reviewed-by: Lukasz Majewski <lukma@denx.de>


Best regards,

Lukasz Majewski

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