59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
#ifndef _LIBC_UNISTD_H
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#define _LIBC_UNISTD_H
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#include <fcntl.h>
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#include <stddef.h>
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#include <sys/cdefs.h>
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#include <sys/types.h>
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__BEGIN_DECLS
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#define STDIN_FILENO 0 // Standard input file descriptor
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#define STDOUT_FILENO 1 // Standard output file descriptor
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#define STDERR_FILENO 2 // Standard error file descriptor
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/* tasking */
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int fork();
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int execve(const char* path, char* const argv[], char* const envp[]);
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int execvpe(const char* path, char* const argv[], char* const envp[]);
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int execvp(const char* path, char* const argv[]);
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int execlp(const char* path, const char* arg0, ...);
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pid_t getpid();
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int setpgid(pid_t cmd, pid_t arg);
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pid_t getpgid(pid_t arg);
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uint32_t sleep(uint32_t seconds);
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uint32_t usleep(uint32_t usec);
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/* fs */
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int close(int fd);
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ssize_t read(int fd, char* buf, size_t count);
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ssize_t write(int fd, const void* buf, size_t count);
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int dup(int oldfd);
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int dup2(int oldfd, int newfd);
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int rmdir(const char* path);
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int chdir(const char* path);
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char* getcwd(char* buf, size_t size);
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int unlink(const char* path);
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off_t lseek(int fd, off_t off, int whence);
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/* identity */
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uid_t getuid();
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int setuid(uid_t uid);
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int setgid(gid_t gid);
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int setreuid(uid_t ruid, uid_t euid);
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int setregid(gid_t rgid, gid_t egid);
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char* getlogin();
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/* sched */
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int nice(int inc);
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/* conf */
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#define _CS_GNU_LIBC_VERSION 1
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#define _CS_GNU_LIBPTHREAD_VERSION 2
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#define _CS_PATH 3
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size_t confstr(int name, char* buf, size_t len);
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__END_DECLS
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#endif // _LIBC_UNISTD_H
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