Changeset dcfd422 in mainline for uspace/app/terminal/main.c

Timestamp:

2020-10-23T13:45:18Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5a43bd0

Parents:

26653c9

git-author:

Jiri Svoboda <jiri@…> (2020-10-22 19:44:59)

git-committer:

Jiri Svoboda <jiri@…> (2020-10-23 13:45:18)

Message:

Decorate terminal window

File:

• uspace/app/terminal/main.c (modified) (1 diff)

uspace/app/terminal/main.c

@@ -40 +40 @@
 #define NAME  "terminal"
 
+/** Print syntax. */
+static void print_syntax(void)
+{
+        printf("Syntax: %s [-d <display>]\n", NAME);
+}
+
 int main(int argc, char *argv[])
 {
+        const char *display_svc = DISPLAY_DEFAULT;
         display_t *display = NULL;
         terminal_t *terminal = NULL;
         errno_t rc;
+        int i;
 
-        rc = display_open(DISPLAY_DEFAULT, &display);
+        i = 1;
+        while (i < argc && argv[i][0] == '-') {
+                if (str_cmp(argv[i], "-d") == 0) {
+                        ++i;
+                        if (i >= argc) {
+                                printf("Argument missing.\n");
+                                print_syntax();
+                                return 1;
+                        }
+
+                        display_svc = argv[i++];
+                } else {
+                        printf("Invalid option '%s'.\n", argv[i]);
+                        print_syntax();
+                        return 1;
+                }
+        }
+
+        if (i < argc) {
+                print_syntax();
+                return 1;
+        }
+
+        rc = display_open(display_svc, &display);
         if (rc != EOK) {
                 printf("%s: Error opening display.\n", NAME);