diff options
Diffstat (limited to 'StdLib/Include/unistd.h')
| -rw-r--r-- | StdLib/Include/unistd.h | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/StdLib/Include/unistd.h b/StdLib/Include/unistd.h index fc8d7381b7..df78690525 100644 --- a/StdLib/Include/unistd.h +++ b/StdLib/Include/unistd.h @@ -27,8 +27,17 @@ __BEGIN_DECLS
+int dup(int);
int rename(const char *, const char *);
+/* Functions implemented for compatibility. */
+int getopt(int, char * const [], const char *);
+extern char *optarg; /* getopt(3) external variables */
+extern int optind;
+pid_t getpgrp(void);
+pid_t tcgetpgrp(int);
+char *getpass(const char *);
+
// Networking
long gethostid(void);
int gethostname(char *, size_t);
@@ -37,15 +46,20 @@ int setdomainname(const char *, size_t); int sethostid(long);
int sethostname(const char *, size_t);
+/* Stub functions implemented for porting ease.
+ These functions always fail or return NULL.
+*/
+__aconst char *getlogin(void);
+pid_t fork(void);
+uid_t getuid(void);
+
// For Future implementation
-__dead void _exit(int) __attribute__((__noreturn__));
ssize_t pread(int, void *, size_t, off_t);
ssize_t pwrite(int, const void *, size_t, off_t);
int syscall(int, ...);
-int dup(int);
-pid_t fork(void);
-// The following *nix functions are not implemented
+#if 0 // The following functions are not implemented
+__dead void _exit(int) __attribute__((__noreturn__));
unsigned int alarm(unsigned int);
int chown(const char *, uid_t, gid_t);
size_t confstr(int, char *, size_t);
@@ -60,11 +74,8 @@ gid_t getegid(void); uid_t geteuid(void);
gid_t getgid(void);
int getgroups(int, gid_t []);
-__aconst char *getlogin(void);
-pid_t getpgrp(void);
pid_t getpid(void);
pid_t getppid(void);
-uid_t getuid(void);
int link(const char *, const char *);
long pathconf(const char *, int);
int pause(void);
@@ -75,18 +86,14 @@ pid_t setsid(void); int setuid(uid_t);
unsigned int sleep(unsigned int);
long sysconf(int);
-pid_t tcgetpgrp(int);
+
int tcsetpgrp(int, pid_t);
__aconst char *ttyname(int);
-int getopt(int, char * const [], const char *);
-
-extern char *optarg; /* getopt(3) external variables */
extern int opterr;
-extern int optind;
extern int optopt;
-extern int optreset; /* getopt(3) external variable */
-extern char *suboptarg; /* getsubopt(3) external variable */
+extern int optreset;
+extern char *suboptarg;
int setegid(gid_t);
int seteuid(uid_t);
@@ -97,7 +104,6 @@ int chroot(const char *); int nice(int);
__aconst char *crypt(const char *, const char *);
int encrypt(char *, int);
-char *getpass(const char *);
pid_t getsid(pid_t);
#ifndef intptr_t
@@ -164,6 +170,7 @@ int undelete(const char *); int rcmd_af(char **, int, const char *, const char *, const char *, int *, int);
int rresvport_af(int *, int);
int iruserok_sa(const void *, int, int, const char *, const char *);
+#endif /* Unimplemented functions. */
__END_DECLS
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