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tools: env: shift optind arguments and fix argument indices

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Signed-off-by: Andreas Fenkart <andreas.fenkart@digitalstrom.com>
This commit is contained in:
Andreas Fenkart 2015-12-09 13:13:25 +01:00 committed by Tom Rini
parent 371ee13760
commit 1ce686978c
2 changed files with 15 additions and 43 deletions
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54
tools/env/fw_env.c vendored
View File

@ -239,22 +239,10 @@ int fw_printenv (int argc, char *argv[])
char *env, *nxt;
int i, rc = 0;
#ifdef CONFIG_FILE
if (argc >= 2 && strcmp(argv[1], "-c") == 0) {
argv += 2;
argc -= 2;
}
#endif
if (argc >= 2 && strcmp(argv[1], "-a") == 0) {
argv += 2;
argc -= 2;
}
if (fw_env_open())
return -1;
if (argc == 1) { /* Print all env variables */
if (argc == 0) { /* Print all env variables */
for (env = environment.data; *env; env = nxt + 1) {
for (nxt = env; *nxt; ++nxt) {
if (nxt >= &environment.data[ENV_SIZE]) {
@ -269,17 +257,13 @@ int fw_printenv (int argc, char *argv[])
return 0;
}
if (strcmp (argv[1], "-n") == 0) {
++argv;
--argc;
if (argc != 2) {
fprintf (stderr, "## Error: "
"`-n' option requires exactly one argument\n");
return -1;
}
if (printenv_args.name_suppress && argc != 1) {
fprintf(stderr,
"## Error: `-n' option requires exactly one argument\n");
return -1;
}
for (i = 1; i < argc; ++i) { /* print single env variables */
for (i = 0; i < argc; ++i) { /* print single env variables */
char *name = argv[i];
char *val = NULL;
@ -476,24 +460,8 @@ int fw_setenv(int argc, char *argv[])
char *value = NULL;
int valc;
#ifdef CONFIG_FILE
if (argc >= 2 && strcmp(argv[1], "-c") == 0) {
argv += 2;
argc -= 2;
}
#endif
if (argc < 2) {
errno = EINVAL;
return -1;
}
if (strcmp(argv[1], "-a") == 0) {
argv += 2;
argc -= 2;
}
if (argc < 2) {
if (argc < 1) {
fprintf(stderr, "## Error: variable name missing\n");
errno = EINVAL;
return -1;
}
@ -503,9 +471,9 @@ int fw_setenv(int argc, char *argv[])
return -1;
}
name = argv[1];
valv = argv + 2;
valc = argc - 2;
name = argv[0];
valv = argv + 1;
valc = argc - 1;
if (env_flags_validate_env_set_params(name, valv, valc) < 0)
return 1;

4
tools/env/fw_env_main.c vendored
View File

@ -182,6 +182,10 @@ int main(int argc, char *argv[])
exit(EXIT_FAILURE);
}
/* shift parsed flags, jump to non-option arguments */
argc -= optind;
argv += optind;
lockfd = open(lockname, O_WRONLY | O_CREAT | O_TRUNC, 0666);
if (-1 == lockfd) {
fprintf(stderr, "Error opening lock file %s\n", lockname);