HACKING: Update URL to Linux kernel coding style.

[sigrok-cli.git] / options.c

diff --git a/options.c b/options.c
index 4d398471ee86f22012a1a65994239f3ae79fe836..ca16e4c18a386f88981379b8853474d2aad93361 100644 (file)
--- a/options.c
+++ b/options.c
@@ -22,6 +22,7 @@
 #include "sigrok-cli.h"
 
 gboolean opt_version = FALSE;
+gboolean opt_list_supported = FALSE;
 gint opt_loglevel = SR_LOG_WARN; /* Show errors+warnings by default. */
 gboolean opt_scan_devs = FALSE;
 gboolean opt_wait_trigger = FALSE;
@@ -97,7 +98,9 @@ static gchar **output_file_array = NULL;
 
 static const GOptionEntry optargs[] = {
        {"version", 'V', 0, G_OPTION_ARG_NONE, &opt_version,
-                       "Show version and support list", NULL},
+                       "Show version", NULL},
+       {"list-supported", 'L', 0, G_OPTION_ARG_NONE, &opt_list_supported,
+                       "List supported devices/modules/decoders", NULL},
        {"loglevel", 'l', 0, G_OPTION_ARG_INT, &opt_loglevel,
                        "Set loglevel (5 is most verbose)", NULL},
        {"driver", 'd', 0, G_OPTION_ARG_CALLBACK, &check_opt_drv,
@@ -215,4 +218,16 @@ void show_help(void)
        g_free(help);
 
        g_option_context_free(context);
+
+#ifdef HAVE_SRD
+#define SHOW_DECODER_TEXT "| -P <decoder> "
+#else
+#define SHOW_DECODER_TEXT ""
+#endif
+       printf("Example use, typical options:\n");
+       printf("  -d <driver> --scan\n");
+       printf("  -d <driver> { --samples N | --frames N | --time T | --continuous }\n");
+       printf("  { -d <driver> | -I <format> | -O <format> %s} --show\n", SHOW_DECODER_TEXT);
+       printf("  See the manpage or the wiki for more details.\n");
+       printf("  Note: --samples/--frames/--time/--continuous is required for acquisition.\n");
 }