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options/posix: Implement getpagesize()

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Alexander van der Grinten 2019-01-07 17:29:28 +01:00
parent aae65d7de6
commit 4e2ff591e0
3 changed files with 17 additions and 4 deletions
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1
meson.build
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@ -5,6 +5,7 @@ rtdl_include_dirs = [
]
libc_include_dirs = [
include_directories('options/internal/include'),
include_directories('options/internal/x86_64-include'),
include_directories('options/elf/include'),
include_directories('options/lsb/include'),
include_directories('options/glibc/include'),

12
options/internal/x86_64-include/mlibc/arch-defs.hpp Normal file
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@ -0,0 +1,12 @@
#ifndef MLIBC_ARCH_DEFS_HPP
#define MLIBC_ARCH_DEFS_HPP
#include <stddef.h>
namespace mlibc {
inline constexpr size_t page_size = 0x1000;
} // namespace mlibc
#endif // MLIBC_ARCH_DEFS_HPP

8
options/posix/generic/unistd-stubs.cpp
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@ -5,6 +5,7 @@
#include <string.h>
#include <unistd.h>
#include <mlibc/arch-defs.hpp>
#include <mlibc/debug.hpp>
#include <mlibc/sysdeps.hpp>
@ -285,7 +286,7 @@ void sync(void) {
}
unsigned long sysconf(int number) {
if(number == _SC_PAGE_SIZE) {
return 4096;
return mlibc::page_size;
}else{
mlibc::panicLogger() << "\e[31mmlibc: sysconf() call is not implemented\e[39m"
<< frg::endlog;
@ -331,9 +332,8 @@ int unlinkat(int, const char *, int) {
__builtin_unreachable();
}
int getpagesize(void) {
__ensure(!"Not implemented");
__builtin_unreachable();
int getpagesize() {
return mlibc::page_size;
}
char *get_current_dir_name(void) {