HACKING: Update URL to Linux kernel coding style.

[sigrok-cli.git] / options.c

diff --git a/options.c b/options.c
index cba1e630028ff23be5300cb11ae2a4969a5876e6..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;
@@ -32,9 +33,8 @@ gchar *opt_config = NULL;
 gchar *opt_channels = NULL;
 gchar *opt_channel_group = NULL;
 gchar *opt_triggers = NULL;
-gchar *opt_pds = NULL;
+gchar **opt_pds = NULL;
 #ifdef HAVE_SRD
-gchar *opt_pd_stack = NULL;
 gchar *opt_pd_annotations = NULL;
 gchar *opt_pd_meta = NULL;
 gchar *opt_pd_binary = NULL;
@@ -82,8 +82,6 @@ CHECK_ONCE(opt_channels)
 CHECK_ONCE(opt_channel_group)
 CHECK_ONCE(opt_triggers)
 #ifdef HAVE_SRD
-CHECK_ONCE(opt_pds)
-CHECK_ONCE(opt_pd_stack)
 CHECK_ONCE(opt_pd_annotations)
 CHECK_ONCE(opt_pd_meta)
 CHECK_ONCE(opt_pd_binary)
@@ -100,7 +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,
@@ -126,10 +126,8 @@ static const GOptionEntry optargs[] = {
        {"wait-trigger", 'w', 0, G_OPTION_ARG_NONE, &opt_wait_trigger,
                        "Wait for trigger", NULL},
 #ifdef HAVE_SRD
-       {"protocol-decoders", 'P', 0, G_OPTION_ARG_CALLBACK, &check_opt_pds,
+       {"protocol-decoders", 'P', 0, G_OPTION_ARG_STRING_ARRAY, &opt_pds,
                        "Protocol decoders to run", NULL},
-       {"protocol-decoder-stack", 'S', 0, G_OPTION_ARG_CALLBACK, &check_opt_pd_stack,
-                       "Protocol decoder stack", NULL},
        {"protocol-decoder-annotations", 'A', 0, G_OPTION_ARG_CALLBACK, &check_opt_pd_annotations,
                        "Protocol decoder annotation(s) to show", NULL},
        {"protocol-decoder-meta", 'M', 0, G_OPTION_ARG_CALLBACK, &check_opt_pd_meta,
@@ -220,4 +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");
 }