cli: Print required/optional probes info.

When running 'sigrok-cli -a uart' (for example), we now additionally
print which required/optional probes the decoder needs.

diff --git a/sigrok-cli.c b/sigrok-cli.c
index a4c9303247186854dc50604f35b0b4ee8be467de..560cbc5d08e7d18caef4208f802bdb64cf26aa03 100644 (file)
--- a/sigrok-cli.c
+++ b/sigrok-cli.c
@@ -131,7 +131,6 @@ static void show_version(void)
                srd_exit();
        }
        printf("\n");
-
 }
 
 static void print_dev_line(const struct sr_dev *dev)
@@ -270,6 +269,7 @@ static void show_pd_detail(void)
        GSList *l;
        struct srd_decoder *dec;
        char **pdtokens, **pdtok, **ann, *doc;
+       struct srd_probe *p;
 
        pdtokens = g_strsplit(opt_pds, ",", -1);
        for (pdtok = pdtokens; *pdtok; pdtok++) {
@@ -280,21 +280,44 @@ static void show_pd_detail(void)
                printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
                                dec->id, dec->name, dec->longname, dec->desc);
                printf("License: %s\n", dec->license);
+               printf("Annotations:\n");
                if (dec->annotations) {
-                       printf("Annotations:\n");
                        for (l = dec->annotations; l; l = l->next) {
                                ann = l->data;
                                printf("- %s\n  %s\n", ann[0], ann[1]);
                        }
+               } else {
+                       printf("None.\n");
+               }
+               /* TODO: Print supported decoder options. */
+               printf("Required probes:\n");
+               if (dec->probes) {
+                       for (l = dec->probes; l; l = l->next) {
+                               p = l->data;
+                               printf("- %s (%s): %s\n",
+                                      p->name, p->id, p->desc);
+                       }
+               } else {
+                       printf("None.\n");
+               }
+               printf("Optional probes:\n");
+               if (dec->opt_probes) {
+                       for (l = dec->opt_probes; l; l = l->next) {
+                               p = l->data;
+                               printf("- %s (%s): %s\n",
+                                      p->name, p->id, p->desc);
+                       }
+               } else {
+                       printf("None.\n");
                }
                if ((doc = srd_decoder_doc_get(dec))) {
-                       printf("Documentation:\n%s\n", doc[0] == '\n' ? doc+1 : doc);
+                       printf("Documentation:\n%s\n",
+                              doc[0] == '\n' ? doc + 1 : doc);
                        g_free(doc);
                }
        }
 
        g_strfreev(pdtokens);
-
 }
 
 static void datafeed_in(struct sr_dev *dev, struct sr_datafeed_packet *packet)
@@ -462,7 +485,6 @@ static void datafeed_in(struct sr_dev *dev, struct sr_datafeed_packet *packet)
 cleanup:
        g_free(filter_out);
        received_samples += logic->length / sample_size;
-
 }
 
 /* Register the given PDs for this session.
@@ -547,7 +569,6 @@ void show_pd_annotation(struct srd_proto_data *pdata, void *cb_data)
        for (i = 0; annotations[i]; i++)
                printf("\"%s\" ", annotations[i]);
        printf("\n");
-
 }
 
 static int select_probes(struct sr_dev *dev)
@@ -691,7 +712,6 @@ static void load_input_file_format(void)
                        printf("Failed to save session.\n");
        }
        sr_session_destroy();
-
 }
 
 static void load_input_file(void)
@@ -708,7 +728,6 @@ static void load_input_file(void)
                /* fall back on input modules */
                load_input_file_format();
        }
-
 }
 
 int num_real_devs(void)
@@ -947,7 +966,6 @@ static void run_session(void)
                        printf("Failed to save session.\n");
        }
        sr_session_destroy();
-
 }
 
 static void logger(const gchar *log_domain, GLogLevelFlags log_level,