--- l2tool.c 2003/01/06 11:41:52 1.4
+++ l2tool.c 2003/09/25 13:12:06 1.5
@@ -31,6 +31,11 @@
#include <stdio.h>
#include "l2.h"
+#include <unistd.h>
+extern int getopt(int, char *const *, const char *);
+extern int optind;
+extern char *optarg;
+
static void die(l2_env_t *env, l2_result_t rv, char *fmt, ...)
{
va_list ap;
@@ -45,6 +50,13 @@
exit(1);
}
+static void usage(void)
+{
+ fprintf(stderr, "l2tool:ERROR: invalid command line\n");
+ fprintf(stderr, "l2tool:USAGE: l2tool [-s sleepsec] <specification>\n");
+ exit(1);
+}
+
int main(int argc, char *argv[])
{
l2_channel_t *ch;
@@ -57,14 +69,23 @@
char *cpMsg;
char *cp;
unsigned int nLevel;
+ int option;
+ int nSleep = 0;
- /* minimal command line parsing */
- if (argc != 2) {
- fprintf(stderr, "l2tool:ERROR: invalid command line\n");
- fprintf(stderr, "l2tool:USAGE: l2tool <specification>\n");
- exit(1);
+ /* command line parsing */
+ while ((option = getopt(argc, argv, "s:")) != EOF) {
+ switch ((char) option) {
+ case 's':
+ nSleep = atoi(optarg);
+ break;
+ default:
+ usage();
+ /* NOTREACHED */
+ }
}
- spec = argv[1];
+ if (argc - optind != 1)
+ usage();
+ spec = argv[optind];
/* create environment */
if ((rv = l2_env_create(&env)) != L2_OK)
@@ -101,6 +122,9 @@
/* perform log operation(s) */
if ((rv = l2_channel_log(ch, nLevel, "%s", cpMsg)) != L2_OK)
die(env, rv, "failed to log message to channel tree");
+
+ /* artifical delay */
+ sleep(nSleep);
}
/* destroy channel tree */
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