error simulation: application part

1 files changed, 41 insertions, 3 deletions

diff --git a/src/config.c b/src/config.c
index 9fea08b..b04ec2c 100644
--- a/src/config.c
+++ b/src/config.c
@@ -87,6 +87,8 @@ static void usage()
 	printf("    -R, --ctl-config                controled config\n");
 	printf("    -q, --disable                   disable auditing\n");
 	printf("\n");
+	printf("    -e, --error	error               set error simulation\n");
+	printf("\n");
 	printf("    -v, --verbose                   verbose output\n");
 	printf("    -V, --version                   display version\n");
 	printf("    -h, --help                      display help\n");
@@ -392,7 +394,7 @@ int lt_config_ln_add(struct lt_list_head *head, char *name)
 	return 0;
 }
 
-int lt_config_ln_fill(struct lt_list_head *head, char *buf, int size)
+int lt_config_ln_fill_buf(struct lt_list_head *head, char *buf, int size)
 {
         struct lt_config_ln *ln, *n;
         int first = 1;
@@ -422,6 +424,30 @@ int lt_config_ln_fill(struct lt_list_head *head, char *buf, int size)
         return 0;
 }
 
+char **lt_config_ln_fill_array(struct lt_list_head *head)
+{
+	struct lt_config_ln *ln, *n;
+	char **array = NULL;
+	int i = 0;
+
+	lt_list_for_each_entry_safe(ln, n, head, list) {
+
+		/* starting from zero index and keeping NULL
+		 * at the end of the args array*/
+		array = realloc(array, sizeof(*array) * (i + 2));
+		if (!array)
+			return NULL;
+
+		array[i++] = ln->name;
+		array[i]   = NULL;
+
+		lt_list_del(&ln->list);
+		free(ln);
+	}
+
+	return array;
+}
+
 int lt_config(struct lt_config_app *cfg, int argc, char **argv)
 {
 	memset(cfg, 0, sizeof(*cfg));
@@ -439,6 +465,7 @@ int lt_config(struct lt_config_app *cfg, int argc, char **argv)
 	cfg->csort = LT_CSORT_CALL;
 	cfg->fstat = stdout;
 	cfg->output_tty_fd = -1;
+	lt_init_list_head(&cfg->error_apps);
 
 	lt_init_list_head(&cfg->process_funcs);
 
@@ -480,12 +507,13 @@ int lt_config(struct lt_config_app *cfg, int argc, char **argv)
 			{"no-follow-exec", no_argument, 0, 'E'},
 			{"disable", no_argument, 0, 'q'},
 			{"ctl-config", no_argument, 0, 'R'},
+			{"error", required_argument, 0, 'e'},
 			{"version", no_argument, 0, 'V'},
 			{"help", no_argument, 0, 'h'},
 			{0, 0, 0, 0}
 		};
 
-		c = getopt_long(argc, argv, "+s:n:l:t:f:vhi:BdISb:cC:y:YL:po:a:N:ADVTFERq",
+		c = getopt_long(argc, argv, "+s:n:l:t:f:vhi:BdISb:cC:y:YL:po:a:N:ADVTFERe:q",
 					long_options, &option_index);
 
 		if (c == -1)
@@ -643,6 +671,16 @@ int lt_config(struct lt_config_app *cfg, int argc, char **argv)
 			lt_sh(cfg, ctl_config) = 1;
 			break;
 
+		#ifndef CONFIG_ARCH_HAVE_ERROR_SIM
+		case 'e':
+			printf("Error simulation support not compiled in");
+		#else
+		case 'e':
+			if (lt_error_set(cfg, optarg))
+				usage();
+		#endif /* CONFIG_ARCH_HAVE_ERROR_SIM */
+			break;
+
 		case 'V':
 			version();
 			break;
@@ -667,7 +705,7 @@ int lt_config(struct lt_config_app *cfg, int argc, char **argv)
 		cfg->arg_num = i_arg;
 	}
 
-	if (!cfg->prog) {
+	if ((!cfg->prog) && (!lt_sh(cfg, error_sim))) {
 		printf("failed: no program specified\n");
 		usage();
 	}