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-rw-r--r--tools/mkenvimage.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/tools/mkenvimage.c b/tools/mkenvimage.c
index 3bb471d310e..c5ed373b992 100644
--- a/tools/mkenvimage.c
+++ b/tools/mkenvimage.c
@@ -39,6 +39,7 @@
#include <sys/stat.h>
#include <u-boot/crc.h>
+#include <version.h>
#define CRC_SIZE sizeof(uint32_t)
@@ -59,6 +60,7 @@ 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);
@@ -86,8 +88,11 @@ int main(int argc, char **argv)
prg = basename(argv[0]);
+ /* Turn off getopt()'s internal error message */
+ 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);
@@ -112,6 +117,14 @@ 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",
+ option);
+ usage(argv[0]);
+ return EXIT_FAILURE;
default:
fprintf(stderr, "Wrong option -%c\n", option);
usage(prg);
@@ -122,7 +135,7 @@ int main(int argc, char **argv)
/* Check datasize and allocate the data */
if (datasize == 0) {
fprintf(stderr,
- "Please specify the size of the envrionnment "
+ "Please specify the size of the environment "
"partition.\n");
usage(prg);
return EXIT_FAILURE;
@@ -188,12 +201,12 @@ int main(int argc, char **argv)
ret = close(txt_fd);
}
/*
- * The right test to do is "=>" (not ">") because of the additionnal
+ * The right test to do is "=>" (not ">") because of the additional
* ending \0. See below.
*/
if (filesize >= envsize) {
fprintf(stderr, "The input file is larger than the "
- "envrionnment partition size\n");
+ "environment partition size\n");
return EXIT_FAILURE;
}
@@ -202,7 +215,7 @@ int main(int argc, char **argv)
if (filebuf[fp] == '\n') {
if (fp == 0) {
/*
- * Newline at the beggining of the file ?
+ * Newline at the beginning of the file ?
* Ignore it.
*/
continue;