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stdlib: Conditionally undef some SDL_strtox tests

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Some test cases have implementation-defined results,
so we should only test these when we know SDL's own
implementations of the functions are used.
This commit is contained in:
Carl Åstholm
2024-09-13 18:09:16 +02:00
committed by Sam Lantinga
parent 59ec034412
commit eb199176e6
2 changed files with 64 additions and 22 deletions
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21
src/stdlib/SDL_string.c
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@@ -389,8 +389,13 @@ static size_t SDL_ScanUnsignedLongLongInternal(const char *text, int count, int
} while (count == 0 || (text - text_start) != count);
}
if (text == number_start) {
// no number was parsed, and thus no characters were consumed
text = text_start;
if (radix == 16 && text > text_start && (*(text - 1) == 'x' || *(text - 1) == 'X')) {
// the string was "0x"; consume the '0' but not the 'x'
--text;
} else {
// no number was parsed, and thus no characters were consumed
text = text_start;
}
}
if (overflow) {
if (negative) {
@@ -478,8 +483,13 @@ static size_t SDL_ScanUnsignedLongLongInternalW(const wchar_t *text, int count,
} while (count == 0 || (text - text_start) != count);
}
if (text == number_start) {
// no number was parsed, and thus no characters were consumed
text = text_start;
if (radix == 16 && text > text_start && (*(text - 1) == 'x' || *(text - 1) == 'X')) {
// the string was "0x"; consume the '0' but not the 'x'
--text;
} else {
// no number was parsed, and thus no characters were consumed
text = text_start;
}
}
if (overflow) {
if (negative) {
@@ -656,8 +666,7 @@ static size_t SDL_ScanFloat(const char *text, double *valuep)
if (text == number_start) {
// no number was parsed, and thus no characters were consumed
text = text_start;
}
if (negative) {
} else if (negative) {
value = -value;
}
*valuep = value;