From e53a1caa08f6f875f2acb12506e2d2a5e4ccd327 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Mon, 21 May 2018 16:24:08 +0200
Subject: [PATCH] cleanup unused conde

---
 src/util/strings.c | 78 ----------------------------------------------
 1 file changed, 78 deletions(-)

diff --git a/src/util/strings.c b/src/util/strings.c
index 92385a88f..61a28b814 100644
--- a/src/util/strings.c
+++ b/src/util/strings.c
@@ -394,81 +394,3 @@ const char *str_escape_ex(const char *str, char *buffer, size_t size, const char
 const char *str_escape(const char *str, char *buffer, size_t size) {
     return str_escape_ex(str, buffer, size, "\n\t\r\'\"\\");
 }
-
-const char *str_escape_slow(const char *str, char *buffer, size_t size) {
-    const char *read = str;
-    char *write = buffer;
-    if (size < 1) return NULL;
-    while (size > 1 && *read) {
-        size_t len;
-        const char *pos = read;
-        while (pos + 1 < read + size && *pos) {
-            unsigned char ch = *(unsigned char *)pos;
-            if (iscntrl(ch) || ch == '\"' || ch == '\\' || ch == '\'' || ch == '\n' || ch == '\r' || ch == '\t') {
-                len = pos - read;
-                memmove(write, read, len);
-                write += len;
-                size -= len;
-                switch (ch) {
-                case '\t':
-                    if (size > 2) {
-                        *write++ = '\\';
-                        *write++ = 't';
-                        size -= 2;
-                    }
-                    else size = 1;
-                    break;
-                case '\n':
-                    if (size > 2) {
-                        *write++ = '\\';
-                        *write++ = 'n';
-                        size -= 2;
-                    }
-                    else size = 1;
-                    break;
-                case '\r':
-                    if (size > 2) {
-                        *write++ = '\\';
-                        *write++ = 'r';
-                        size -= 2;
-                    }
-                    else size = 1;
-                    break;
-                case '\"':
-                case '\'':
-                case '\\':
-                    if (size > 2) {
-                        *write++ = '\\';
-                        *write++ = ch;
-                        size -= 2;
-                    }
-                    break;
-                default:
-                    if (size > 5) {
-                        int n = sprintf(write, "\\%03o", ch);
-                        if (n > 0) {
-                            assert(n == 5);
-                            write += n;
-                            size -= n;
-                        }
-                        else size = 1;
-                    }
-                    else size = 1;
-                }
-                assert(size > 0);
-                read = pos + 1;
-                break;
-            }
-            ++pos;
-        }
-        if (read < pos) {
-            len = pos - read;
-            memmove(write, read, len);
-            read = pos;
-            write += len;
-            size -= len;
-        }
-    }
-    *write = '\0';
-    return buffer;
-}