68 lines
1.1 KiB
C
68 lines
1.1 KiB
C
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#include "tests.h"
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#include <stdio.h>
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#include <stdlib.h>
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/*
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* Based on string_quote() from util.c.
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* Assumes instr is NUL-terminated.
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*/
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void
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print_quoted_string(const char *instr)
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{
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const unsigned char *str = (const unsigned char*) instr;
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int c;
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while ((c = *(str++))) {
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switch (c) {
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case '\"':
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printf("\\\"");
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break;
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case '\\':
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printf("\\\\");
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break;
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case '\f':
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printf("\\f");
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break;
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case '\n':
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printf("\\n");
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break;
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case '\r':
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printf("\\r");
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break;
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case '\t':
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printf("\\t");
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break;
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case '\v':
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printf("\\v");
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break;
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default:
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if (c >= ' ' && c <= 0x7e)
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putchar(c);
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else {
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putchar('\\');
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char c1 = '0' + (c & 0x7);
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char c2 = '0' + ((c >> 3) & 0x7);
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char c3 = '0' + (c >> 6);
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if (*str >= '0' && *str <= '9') {
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/* Print \octal */
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putchar(c3);
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putchar(c2);
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} else {
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/* Print \[[o]o]o */
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if (c3 != '0')
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putchar(c3);
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if (c3 != '0' || c2 != '0')
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putchar(c2);
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}
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putchar(c1);
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}
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break;
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}
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}
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}
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