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subrepo: subdir: "lib/n64-libc" merged: "70270d60" upstream: origin: "https://gitlab.com/mpharoah/n64-libc" branch: "main" commit: "70270d60" git-subrepo: version: "0.4.9" origin: "https://github.com/ingydotnet/git-subrepo" commit: "4f60dd7"
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
#ifndef N64_STDLIB_N64_STDLIB_H_
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#define N64_STDLIB_N64_STDLIB_H_
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#include "n64-stddef.h"
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#ifndef RAND_MAX
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#define RAND_MAX 0x7fffffff
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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__attribute__((always_inline, artificial, noreturn))
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static inline void n64_abort() {
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__builtin_trap();
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}
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__attribute__((access(none, 1), const, warn_unused_result, always_inline))
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static inline unsigned int n64_memalignment( const void *p ) {
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return (unsigned int)p & (-(unsigned int)p);
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}
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__attribute__((nonnull(1, 4), access(read_write, 1)))
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void n64_qsort( void *ptr, unsigned int count, unsigned int size, int(*comp)(const void*, const void*) );
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__attribute__((nonnull(2, 5), alloc_align(4), alloc_size(3, 4), warn_unused_result))
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void *n64_bsearch( const void *key, const void *ptr, unsigned int count, unsigned int size, int(*comp)(const void*, const void*) );
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__attribute__((flatten))
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void n64_srand( unsigned int seed );
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/* Extension. Works just like the standard C `rand` function, but returns an
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* unsigned value with a full 32 bits of randomness instead of just 31 bits.
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*/
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unsigned int n64_randu();
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/* Extension. Works just like the standard C `rand' function, but returns an
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* unsigned short value with 16 bits of randomness.
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*/
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__attribute__((always_inline))
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static inline unsigned short n64_randhu() {
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return (unsigned short)(n64_randu() >> 16);
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}
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__attribute__((always_inline))
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static inline int n64_rand() {
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return (int)(n64_randu() >> 1);
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}
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/* Extension. Generate a random single precision floating point value
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* greater than or equal to 0 and strictly less than 1
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*/
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__attribute__((warn_unused_result))
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float n64_randf();
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/* Extension. Generate a random double precision floating point value
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* greater than or equal to 0 and strictly less than 1
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*/
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__attribute__((warn_unused_result))
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double n64_randd();
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#ifdef __cplusplus
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}
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#endif
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#endif
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