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vkd3d-shader/fx: Add a helper to escape printed strings.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov
2025-03-14 00:11:55 +01:00
committed by Henri Verbeet
parent fc4316f664
commit fb5d53bf57
Notes: Henri Verbeet 2025-03-17 15:29:01 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1418
4 changed files with 79 additions and 50 deletions
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41
libs/vkd3d-shader/spirv.c
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@@ -348,49 +348,12 @@ static void spirv_parser_print_instruction_offset(struct spirv_parser *parser,
parser->colours.comment, offset * sizeof(uint32_t), parser->colours.reset, suffix);
}
static char get_escape_char(char c)
{
switch (c)
{
case '"':
case '\\':
return c;
case '\t':
return 't';
case '\n':
return 'n';
case '\v':
return 'v';
case '\f':
return 'f';
case '\r':
return 'r';
default:
return 0;
}
}
static void spirv_parser_print_string_literal(struct spirv_parser *parser, struct vkd3d_string_buffer *buffer,
const char *prefix, const char *s, size_t len, const char *suffix)
{
size_t start, i;
char c;
vkd3d_string_buffer_printf(buffer, "%s\"%s", prefix, parser->colours.literal);
for (i = 0, start = 0; i < len; ++i)
{
if ((c = get_escape_char(s[i])))
{
vkd3d_string_buffer_printf(buffer, "%.*s\\%c", (int)(i - start), &s[start], c);
start = i + 1;
}
else if (!isprint(s[i]))
{
vkd3d_string_buffer_printf(buffer, "%.*s\\%03o", (int)(i - start), &s[start], (uint8_t)s[i]);
start = i + 1;
}
}
vkd3d_string_buffer_printf(buffer, "%.*s%s\"%s", (int)(len - start), &s[start], parser->colours.reset, suffix);
vkd3d_string_buffer_print_string_escaped(buffer, s, len);
vkd3d_string_buffer_printf(buffer, "%s\"%s", parser->colours.reset, suffix);
}
static const struct spirv_parser_enumerant *spirv_parser_get_enumerant(