diff mbox

[PATCHv6,27/38] example: l2fwd_simple: adding helper cmd line parsing

Message ID 1462984942-53326-28-git-send-email-christophe.milard@linaro.org
State Superseded
Headers show

Commit Message

Christophe Milard May 11, 2016, 4:42 p.m. UTC 
l2fwd_simple now calls the helper command line parsing so that helper
can collect its options. Hence enabling process mode run.

Signed-off-by: Christophe Milard <christophe.milard@linaro.org>
---
 example/l2fwd_simple/odp_l2fwd_simple.c | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)
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Patch

diff --git a/example/l2fwd_simple/odp_l2fwd_simple.c b/example/l2fwd_simple/odp_l2fwd_simple.c
index c075744..daae038 100644
--- a/example/l2fwd_simple/odp_l2fwd_simple.c
+++ b/example/l2fwd_simple/odp_l2fwd_simple.c
@@ -6,6 +6,7 @@ 
 
 #include <stdlib.h>
 #include <stdio.h>
+#include <getopt.h>
 
 #include <odp_api.h>
 #include <odp/helper/linux.h>
@@ -121,10 +122,29 @@  int main(int argc, char **argv)
 	odph_odpthread_t thd;
 	odp_instance_t instance;
 	odph_odpthread_params_t thr_params;
+	int opt;
+	int long_index;
+
+	static const struct option longopts[] = { {NULL, 0, NULL, 0} };
+	static const char *shortopts = "";
+
+	/* let helper collect its own arguments (e.g. --odph_proc) */
+	odph_parse_options(argc, argv, shortopts, longopts);
+
+	/*
+	 * parse own options: currentely none, but this will move optind
+	 * to the first non-option argument. (in case there where helprt args)
+	 */
+	opterr = 0; /* do not issue errors on helper options */
+	while (1) {
+		opt = getopt_long(argc, argv, shortopts, longopts, &long_index);
+		if (-1 == opt)
+			break;  /* No more options */
+	}
 
-	if (argc != 5 ||
-	    odph_eth_addr_parse(&global.dst, argv[3]) != 0 ||
-	    odph_eth_addr_parse(&global.src, argv[4]) != 0) {
+	if (argc != optind + 4 ||
+	    odph_eth_addr_parse(&global.dst, argv[optind + 2]) != 0 ||
+	    odph_eth_addr_parse(&global.src, argv[optind + 3]) != 0) {
 		printf("Usage: odp_l2fwd_simple eth0 eth1 01:02:03:04:05:06"
 		       " 07:08:09:0a:0b:0c\n");
 		printf("Where eth0 and eth1 are the used interfaces"
@@ -158,8 +178,10 @@  int main(int argc, char **argv)
 		exit(1);
 	}
 
-	global.if0 = create_pktio(argv[1], pool, &global.if0in, &global.if0out);
-	global.if1 = create_pktio(argv[2], pool, &global.if1in, &global.if1out);
+	global.if0 = create_pktio(argv[optind], pool, &global.if0in,
+								&global.if0out);
+	global.if1 = create_pktio(argv[optind + 1], pool, &global.if1in,
+								&global.if1out);
 
 	odp_cpumask_default_worker(&cpumask, 1);