84 lines
1.6 KiB
C++
84 lines
1.6 KiB
C++
#include <fcntl.h>
|
|
#include <luna.h>
|
|
#include <sys/syscall.h>
|
|
#include <unistd.h>
|
|
|
|
extern "C"
|
|
{
|
|
int execv(const char* program, char* const[])
|
|
{
|
|
return (int)syscall(SYS_exec, program);
|
|
}
|
|
|
|
int execve(const char*, char* const[], char* const[])
|
|
{
|
|
NOT_IMPLEMENTED("execve");
|
|
}
|
|
int execvp(const char*, char* const[])
|
|
{
|
|
NOT_IMPLEMENTED("execvp");
|
|
}
|
|
|
|
pid_t fork(void)
|
|
{
|
|
return syscall(SYS_fork);
|
|
}
|
|
|
|
pid_t getpid(void)
|
|
{
|
|
return getprocid(ID_PID);
|
|
}
|
|
|
|
pid_t getppid(void)
|
|
{
|
|
return getprocid(ID_PPID);
|
|
}
|
|
|
|
unsigned int sleep(unsigned int seconds)
|
|
{
|
|
return msleep(seconds * 1000);
|
|
}
|
|
|
|
ssize_t read(int fd, void* buf, size_t count)
|
|
{
|
|
return syscall(SYS_read, fd, count, buf); // yes, our read() syscall is in the wrong order.
|
|
}
|
|
|
|
ssize_t write(int fd, const void* buf, size_t count)
|
|
{
|
|
return syscall(SYS_write, fd, count, buf); // yes, our write() syscall is in the wrong order.
|
|
}
|
|
|
|
int close(int fd)
|
|
{
|
|
return (int)syscall(SYS_close, fd);
|
|
}
|
|
|
|
off_t lseek(int fd, off_t offset, int whence)
|
|
{
|
|
return syscall(SYS_seek, fd, offset, whence);
|
|
}
|
|
|
|
__lc_noreturn void _exit(int status)
|
|
{
|
|
syscall(SYS_exit, status);
|
|
__lc_unreachable();
|
|
}
|
|
|
|
int dup(int fd)
|
|
{
|
|
return fcntl(fd, F_DUPFD, 0);
|
|
}
|
|
|
|
int access(const char* path, int amode)
|
|
{
|
|
return (int)syscall(SYS_access, path, amode);
|
|
}
|
|
|
|
int isatty(int fd)
|
|
{
|
|
int result = fcntl(fd, F_ISTTY);
|
|
if (result < 0) return 0;
|
|
return 1;
|
|
}
|
|
} |