1 files changed, 4 insertions, 0 deletions
diff --git a/src/cs2cs.c b/src/cs2cs.c
index f698afe9..74b44750 100644
--- a/src/cs2cs.c
+++ b/src/cs2cs.c
@@ -284,6 +284,10 @@ int main(int argc, char **argv)
               case 's': /* reverse output */
                 reverseout = 1;
                 continue;
+              case 'd': /* set debug level */
+                if (--argc <= 0) goto noargument;
+                pj_ctx_set_debug( pj_get_default_ctx(), atoi(*++argv));
+                continue;
               default:
                 emess(1, "invalid option: -%c",*arg);
                 break;