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LibC: Add some integer functionality needed for NASM.

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This commit is contained in:
Andreas Kling 2019-02-05 13:38:32 +01:00
parent caff611ca3
commit ddb13ae6d8
4 changed files with 29 additions and 0 deletions
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6
LibC/inttypes.h
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@ -1 +1,7 @@
#pragma once
#include <stdint.h>
#define PRId8 "d"
#define PRId16 "d"
#define PRId32 "d"

2
LibC/stdint.h
View file

@ -4,10 +4,12 @@
__BEGIN_DECLS
typedef unsigned long long int uint64_t;
typedef unsigned int uint32_t;
typedef unsigned short uint16_t;
typedef unsigned char uint8_t;
typedef signed long long int int64_t;
typedef signed int int32_t;
typedef signed short int16_t;
typedef signed char int8_t;

16
LibC/stdlib.cpp
View file

@ -267,4 +267,20 @@ int system(const char* command)
return execl("/bin/sh", "sh", "-c", command, nullptr);
}
div_t div(int numerator, int denominator)
{
div_t result;
result.quot = numerator / denominator;
result.rem = numerator % denominator;
return result;
}
ldiv_t ldiv(long numerator, long denominator)
{
ldiv_t result;
result.quot = numerator / denominator;
result.rem = numerator % denominator;
return result;
}
}

5
LibC/stdlib.h
View file

@ -30,5 +30,10 @@ void srand(unsigned seed);
long int random();
void srandom(unsigned seed);
typedef struct { int quot; int rem; } div_t;
div_t div(int, int);
typedef struct { long quot; long rem; } ldiv_t;
ldiv_t ldiv(long, long);
__END_DECLS