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/* See LICENSE file for copyright and license details. */
#include "common.h"
#ifndef TEST
int
libfonts_parse_uint32__(uint32_t *outp, const char *value)
{
uint32_t out = 0, digit;
value += *value == '+';
if (!*value)
return 0;
while (isdigit(*value)) {
digit = (*value++ & 15);
if (out > (UINT32_C(0xFFFFFFFF) - digit) / 10)
return 0;
out = out * 10 + digit;
}
if (*value)
return 0;
*outp = out;
return 1;
}
#else
int
main(void)
{
uint32_t res;
#define F(S)\
do {\
res = 999;\
ASSERT(libfonts_parse_uint32__(&res, S) == 0);\
ASSERT(res == 999);\
} while (0)
#define T(N)\
do {\
res = (uint32_t)(UINT32_C(N) ^ UINT32_C(0x87654321));\
ASSERT(libfonts_parse_uint32__(&res, #N) == 1);\
ASSERT(res == UINT32_C(N));\
res ^= UINT32_C(0x87654321);\
ASSERT(libfonts_parse_uint32__(&res, "+"#N) == 1);\
ASSERT(res == UINT32_C(N));\
F("-"#N);\
} while (0)
T(0);
T(10);
T(12);
T(1235);
T(53251);
T(4294967294);
T(4294967295);
F("4294967296");
F("11111111111");
F("+");
F("100x");
F("a");
return 0;
}
#endif
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