1 files changed, 23 insertions(+), 2 deletions(-)

M src/xpanel.c

@@ 617,22 617,34 @@ static void print_usage(int fd, const char* prog)
     dprintf(fd, "  -H        don't close the window when stdin closes\n");
     dprintf(fd, "  -A ACTION run ACTION (like system(3) does) when enter, space or mouse buttons are pressed ($0 is bound to the relevant button)\n");
     dprintf(fd, "  -p FILE   write pid to FILE\n");
+    dprintf(fd, "  -s SIZE   use default font of size SIZE\n");
     dprintf(fd, "  -h        print this message\n");
 }
 
+static const char* default_font(unsigned int size)
+{
+    static char buf[64];
+
+    int r = snprintf(LIT(buf), "sans:pixelsize=%u", size);
+    CHECK(r, "snprintf");
+    CHECK_IF(r >= LENGTH(buf), "truncated");
+
+    return buf;
+}
+
 static void parse_options(struct options* o, int argc, char* argv[])
 {
     o->name = argv[0];
     o->anchor = ANCHOR_FREE;
     o->sep = '\n';
     o->initial_buffer_size = 128;
-    o->font = "sans:pixelsize=34";
+    o->font = default_font(34);
     o->hang = 0;
     o->action = NULL;
     o->pid_file = NULL;
 
     int res;
-    while((res = getopt(argc, argv, "a:0t:f:HA:p:h")) != -1) {
+    while((res = getopt(argc, argv, "a:0t:f:HA:p:s:h")) != -1) {
         switch(res) {
         case 'a':
             if(strcmp(optarg, "N") == 0) {


@@ 679,6 691,15 @@ static void parse_options(struct options* o, int argc, char* argv[])
             o->pid_file = strdup(optarg);
             CHECK_MALLOC(o->pid_file);
             break;
+        case 's': {
+            unsigned int s;
+            if(sscanf(optarg, "%u", &s) != 1) {
+                dprintf(2, "unable to parse font size: %s\n", optarg);
+                exit(1);
+            }
+            o->font = default_font(s);
+            break;
+        }
         case 'h':
         default:
             print_usage(res == 'h' ? 1 : 2, argv[0]);