From 6c84d1174f4a28d041f36eab01bdb42d80b7123d Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Sun, 24 Nov 2019 22:19:55 +0100
Subject: [PATCH] pprint TT_BYTES like C strings
---
src/pprint.c | 20 +++++++++-----------
1 file changed, 9 insertions(+), 11 deletions(-)
diff --git a/src/pprint.c b/src/pprint.c
index c178eb72..06e15c46 100644
--- a/src/pprint.c
+++ b/src/pprint.c
@@ -23,6 +23,7 @@
#include "internal.h"
#include <stdlib.h>
#include <inttypes.h>
+#include <ctype.h>
typedef struct pp_state {
int delta;
@@ -40,18 +41,15 @@ void h_pprint(FILE* stream, const HParsedToken* tok, int indent, int delta) {
fprintf(stream, "%*snone\n", indent, "");
break;
case TT_BYTES:
- if (tok->bytes.len == 0)
- fprintf(stream, "%*s<>\n", indent, "");
- else {
- fprintf(stream, "%*s", indent, "");
- for (size_t i = 0; i < tok->bytes.len; i++) {
- fprintf(stream,
- "%c%02hhx",
- (i == 0) ? '<' : '.',
- tok->bytes.token[i]);
- }
- fprintf(stream, ">\n");
+ fprintf(stream, "%*s\"", indent, "");
+ for (size_t i = 0; i < tok->bytes.len; i++) {
+ uint8_t c = tok->bytes.token[i];
+ if (isprint(c))
+ fputc(c, stream);
+ else
+ fprintf(stream, "\\%03hho", c);
}
+ fprintf(stream, "\"\n");
break;
case TT_SINT:
if (tok->sint < 0)
--
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