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implement test options -f, -e and -d

This commit is contained in:
Sascha Hauer 2007-09-21 15:16:24 +02:00
parent 8b999f4a53
commit e3f34e28da
1 changed files with 40 additions and 1 deletions
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41
commands/test.c
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@ -24,6 +24,8 @@
*/
#include <common.h>
#include <command.h>
#include <fs.h>
#include <linux/stat.h>
typedef enum {
OPT_EQUAL,
@ -38,6 +40,9 @@ typedef enum {
OPT_AND,
OPT_ZERO,
OPT_NONZERO,
OPT_DIRECTORY,
OPT_FILE,
OPT_EXISTS,
OPT_MAX,
} test_opts;
@ -54,6 +59,9 @@ static char *test_options[] = {
[OPT_AND] = "-a",
[OPT_ZERO] = "-z",
[OPT_NONZERO] = "-n",
[OPT_FILE] = "-f",
[OPT_DIRECTORY] = "-d",
[OPT_EXISTS] = "-e",
};
static int parse_opt(const char *opt)
@ -74,6 +82,7 @@ do_test (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
char **ap;
int left, adv, expr, last_expr, neg, last_cmp, opt, zero;
ulong a, b;
struct stat statbuf;
if (*argv[0] == '[') {
if (*argv[argc - 1] != ']') {
@ -129,6 +138,36 @@ do_test (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
expr = (opt == OPT_ZERO) ? zero : !zero;
break;
case OPT_FILE:
case OPT_DIRECTORY:
case OPT_EXISTS:
adv = 2;
if (ap[1] && *ap[1] != ']' && strlen(ap[1])) {
expr = stat(ap[1], &statbuf);
printf("expr: %d\n", expr);
if (expr < 0) {
expr = 0;
break;
}
expr = 0;
if (opt == OPT_EXISTS) {
printf("exists\n");
expr = 1;
break;
}
if (opt == OPT_FILE && S_ISREG(statbuf.st_mode)) {
printf("reg\n");
expr = 1;
break;
}
if (opt == OPT_DIRECTORY && S_ISDIR(statbuf.st_mode)) {
printf("dir\n");
expr = 1;
break;
}
}
break;
/* three argument options */
default:
adv = 3;
@ -191,7 +230,7 @@ char *test_aliases[] = { "[", NULL};
static __maybe_unused char cmd_test_help[] =
"Usage: test [OPTIONS]\n"
"options: !, =, !=, -eq, -ne, -ge, -gt, -le, -lt, -o, -a, -z, -n\n"
"options: !, =, !=, -eq, -ne, -ge, -gt, -le, -lt, -o, -a, -z, -n, -d, -e, -f\n"
"see 'man test' on your PC for more information.\n";
U_BOOT_CMD_START(test)