rewrite csidump().

1 files changed, 11 insertions, 2 deletions

diff --git a/st.c b/st.c
index 89d123c..3b7eb78 100644
--- a/st.c
+++ b/st.c
@@ -1387,8 +1387,17 @@ csihandle(void) {
 
 void
 csidump(void) {
-        fwrite("\033[", 1, 2, stdout);
-        fwrite(escseq.buf, 1, escseq.len, stdout);
+        int i;
+        fwrite("ESC[", 1, 4, stdout);
+        for(i = 0; i < escseq.len; i++) {
+                uint c = escseq.buf[i] & 0xff;
+                if(isprint(c)) putchar(c);
+                else if(c == '\n') printf("(\\n)");
+                else if(c == '\r') printf("(\\r)");
+                else if(c == 0x1b) printf("(\\e)");
+                else printf("(%02x)", c);
+        }
+        putchar('\n');
 }
 
 void