commit 6cd5c3dab7e47553bc14a8a7cf76708f708b508e
from: Aurélien Aptel <aurelien.aptel@gmail.com>
date: Wed Feb 15 23:58:16 2012 UTC

rewrite csidump().

commit - 8ebab415921d534461b0fb8bce8fa1442afaba42
commit + 6cd5c3dab7e47553bc14a8a7cf76708f708b508e
blob - 89d123c18650c4c2aae2234405f404eb98f872d0
blob + 3b7eb787029f2ce691771a86b1caa40f45ebbd1e
--- st.c
+++ 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