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Unescape the string for the literal operator (l:) so special characters

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work.
This commit is contained in:
nicm 2022-11-04 08:03:23 +00:00
parent 17290b9121
commit 77c135349a
1 changed files with 28 additions and 2 deletions
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30
format.c
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@ -3575,7 +3575,32 @@ found:
return (found);
}
/* Remove escaped characters from string. */
/* Unescape escaped characters. */
static char *
format_unescape(const char *s)
{
char *out, *cp;
int brackets = 0;
cp = out = xmalloc(strlen(s) + 1);
for (; *s != '\0'; s++) {
if (*s == '#' && s[1] == '{')
brackets++;
if (brackets == 0 &&
*s == '#' &&
strchr(",#{}:", s[1]) != NULL) {
*cp++ = *++s;
continue;
}
if (*s == '}')
brackets--;
*cp++ = *s;
}
*cp = '\0';
return (out);
}
/* Remove escaped characters. */
static char *
format_strip(const char *s)
{
@ -4338,7 +4363,8 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
/* Is this a literal string? */
if (modifiers & FORMAT_LITERAL) {
value = xstrdup(copy);
format_log(es, "literal string is '%s'", copy);
value = format_unescape(copy);
goto done;
}