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regexp.c: ditch unused test code

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This commit is contained in:
Drew DeVault 2020-11-01 09:50:48 -05:00
parent 4b6f5a1c61
commit 0ba984b841
1 changed files with 0 additions and 170 deletions
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170
src/regexp.c
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@ -1046,111 +1046,6 @@ int lre_parse_escape(const uint8_t **pp, int allow_utf16)
return c;
}
#ifdef CONFIG_ALL_UNICODE
/* XXX: we use the same chars for name and value */
static bool is_unicode_char(int c)
{
return ((c >= '0' && c <= '9') ||
(c >= 'A' && c <= 'Z') ||
(c >= 'a' && c <= 'z') ||
(c == '_'));
}
static int parse_unicode_property(REParseState *s, CharRange *cr,
const uint8_t **pp, bool is_inv)
{
const uint8_t *p;
char name[64], value[64];
char *q;
bool script_ext;
int ret;
p = *pp;
if (*p != '{')
return re_parse_error(s, "expecting '{' after \\p");
p++;
q = name;
while (is_unicode_char(*p)) {
if ((q - name) > sizeof(name) - 1)
goto unknown_property_name;
*q++ = *p++;
}
*q = '\0';
q = value;
if (*p == '=') {
p++;
while (is_unicode_char(*p)) {
if ((q - value) > sizeof(value) - 1)
return re_parse_error(s, "unknown unicode property value");
*q++ = *p++;
}
}
*q = '\0';
if (*p != '}')
return re_parse_error(s, "expecting '}'");
p++;
// printf("name=%s value=%s\n", name, value);
if (!strcmp(name, "Script") || !strcmp(name, "sc")) {
script_ext = false;
goto do_script;
} else if (!strcmp(name, "Script_Extensions") || !strcmp(name, "scx")) {
script_ext = true;
do_script:
cr_init(cr, s->mem_opaque, lre_realloc);
ret = unicode_script(cr, value, script_ext);
if (ret) {
cr_free(cr);
if (ret == -2)
return re_parse_error(s, "unknown unicode script");
else
goto out_of_memory;
}
} else if (!strcmp(name, "General_Category") || !strcmp(name, "gc")) {
cr_init(cr, s->mem_opaque, lre_realloc);
ret = unicode_general_category(cr, value);
if (ret) {
cr_free(cr);
if (ret == -2)
return re_parse_error(s, "unknown unicode general category");
else
goto out_of_memory;
}
} else if (value[0] == '\0') {
cr_init(cr, s->mem_opaque, lre_realloc);
ret = unicode_general_category(cr, name);
if (ret == -1) {
cr_free(cr);
goto out_of_memory;
}
if (ret < 0) {
ret = unicode_prop(cr, name);
if (ret) {
cr_free(cr);
if (ret == -2)
goto unknown_property_name;
else
goto out_of_memory;
}
}
} else {
unknown_property_name:
return re_parse_error(s, "unknown unicode property name");
}
if (is_inv) {
if (cr_invert(cr)) {
cr_free(cr);
return -1;
}
}
*pp = p;
return 0;
out_of_memory:
return re_parse_out_of_memory(s);
}
#endif /* CONFIG_ALL_UNICODE */
/* return -1 if error otherwise the character or a class range
(CLASS_RANGE_BASE). In case of class range, 'cr' is
initialized. Otherwise, it is ignored. */
@ -1209,17 +1104,6 @@ static int get_class_atom(REParseState *s, CharRange *cr,
c = '\\';
}
break;
#ifdef CONFIG_ALL_UNICODE
case 'p':
case 'P':
if (s->is_utf16) {
if (parse_unicode_property(s, cr, &p, (c == 'P')))
return -1;
c = CLASS_RANGE_BASE;
break;
}
/* fall thru */
#endif
default:
p--;
ret = lre_parse_escape(&p, s->is_utf16 * 2);
@ -2988,57 +2872,3 @@ const char *lre_get_groupnames(const uint8_t *bc_buf)
re_bytecode_len = get_u32(bc_buf + 3);
return (const char *)(bc_buf + 7 + re_bytecode_len);
}
#ifdef TEST
bool lre_check_stack_overflow(void *opaque, size_t alloca_size)
{
return false;
}
void *lre_realloc(void *opaque, void *ptr, size_t size)
{
return realloc(ptr, size);
}
int main(int argc, char **argv)
{
int len, ret, i;
uint8_t *bc;
char error_msg[64];
uint8_t *capture[CAPTURE_COUNT_MAX * 2];
const char *input;
int input_len, capture_count;
if (argc < 3) {
printf("usage: %s regexp input\n", argv[0]);
exit(1);
}
bc = lre_compile(&len, error_msg, sizeof(error_msg), argv[1],
strlen(argv[1]), 0, NULL);
if (!bc) {
fprintf(stderr, "error: %s\n", error_msg);
exit(1);
}
input = argv[2];
input_len = strlen(input);
ret = lre_exec(capture, bc, (uint8_t *)input, 0, input_len, 0, NULL);
printf("ret=%d\n", ret);
if (ret == 1) {
capture_count = lre_get_capture_count(bc);
for(i = 0; i < 2 * capture_count; i++) {
uint8_t *ptr;
ptr = capture[i];
printf("%d: ", i);
if (!ptr)
printf("<nil>");
else
printf("%u", (int)(ptr - (uint8_t *)input));
printf("\n");
}
}
return 0;
}
#endif