dump escseq if not handled.

diff --git a/st.c b/st.c
index 264fc84..3940bbd 100644 (file)
--- a/st.c
+++ b/st.c
@@ -591,10 +591,16 @@ tsetscroll(int t, int b) {
 
 void
 eschandle(void) { 
-       /* escdump(); */
        switch(escseq.pre) {
+       default:
+               goto unknown_seq;
        case '[':
                switch(escseq.mode) {
+               default:
+               unknown_seq:
+                       fprintf(stderr, "erresc: unknown sequence\n");
+                       escdump();
+                       break;
                case '@': /* Insert <n> blank char */
                        DEFAULT(escseq.arg[0], 1);
                        tinsertblank(escseq.arg[0]);
@@ -712,15 +718,13 @@ eschandle(void) {
 void
 escdump(void) { 
        int i;
-       puts("------");
        printf("rawbuf  : %s\n", escseq.buf);
        printf("prechar : %c\n", escseq.pre);
        printf("private : %c\n", escseq.priv ? '?' : ' ');
        printf("narg    : %d\n", escseq.narg);
-       if(escseq.narg) {
+       if(escseq.narg)
                for(i = 0; i < escseq.narg; i++)
                        printf("\targ %d = %d\n", i, escseq.arg[i]);
-       }
        printf("mode    : %c\n", escseq.mode);
 }