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| author | Rich Felker <dalias@aerifal.cx> | 2013-04-04 19:57:23 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2013-04-04 19:57:23 -0400 |
| commit | c7af2710007865861e789b29e803f0f55deba93f (patch) | |
| tree | 6cbf4186d689a0bafc85b2f9d4d63b581bb2f266 /include | |
| parent | 201995f382cc698ae19289623cc06a70048ffe7b (diff) | |
| download | musl-c7af2710007865861e789b29e803f0f55deba93f.zip musl-c7af2710007865861e789b29e803f0f55deba93f.tar.gz musl-c7af2710007865861e789b29e803f0f55deba93f.tar.bz2 | |
eliminate bits/wchar.h
the preprocessor can reliably determine the signedness of wchar_t.
L'\0' is used for 0 in the expressions so that, if the underlying type
of wchar_t is long rather than int, the promoted type of the
expression will match the type of wchar_t.
Diffstat (limited to 'include')
| -rw-r--r-- | include/stdint.h | 9 | ||||
| -rw-r--r-- | include/wchar.h | 8 |
2 files changed, 15 insertions, 2 deletions
diff --git a/include/stdint.h b/include/stdint.h index 7ca9d76..486d1ac 100644 --- a/include/stdint.h +++ b/include/stdint.h @@ -78,7 +78,14 @@ typedef unsigned long long uintmax_t; #define WINT_MIN INT32_MIN #define WINT_MAX INT32_MAX -#include <bits/wchar.h> +#if L'\0'-1 > 0 +#define WCHAR_MAX (0xffffffffu+L'\0') +#define WCHAR_MIN (0+L'\0') +#else +#define WCHAR_MAX (0x7fffffff+L'\0') +#define WCHAR_MIN (-1-0x7fffffff+L'\0') +#endif + #include <bits/stdint.h> #endif diff --git a/include/wchar.h b/include/wchar.h index 9ceddd5..d873881 100644 --- a/include/wchar.h +++ b/include/wchar.h @@ -24,7 +24,13 @@ extern "C" { #include <bits/alltypes.h> -#include <bits/wchar.h> +#if L'\0'-1 > 0 +#define WCHAR_MAX (0xffffffffu+L'\0') +#define WCHAR_MIN (0+L'\0') +#else +#define WCHAR_MAX (0x7fffffff+L'\0') +#define WCHAR_MIN (-1-0x7fffffff+L'\0') +#endif #define NULL 0L |