Usermode - POSIX and C conformance changes

[tpg/acess2.git] / Usermode / Libraries / libposix.so_src / unistd.c

diff --git a/Usermode/Libraries/libposix.so_src/unistd.c b/Usermode/Libraries/libposix.so_src/unistd.c
index 68c4e52..9234319 100644 (file)
--- a/Usermode/Libraries/libposix.so_src/unistd.c
+++ b/Usermode/Libraries/libposix.so_src/unistd.c
@@ -8,6 +8,7 @@
 #include <unistd.h>
 #include <acess/sys.h>
 #include <stdarg.h>
+#include <sys/select.h>
 
 // === CODE ===
 int unlink(const char *pathname)
@@ -85,9 +86,56 @@ int execv(const char *b, char *v[])
        return _SysExecVE(b, v, NULL);
 }
 
+int dup(int oldfd)
+{
+       // NOTE: Acess's CopyFD doesn't cause offset sharing
+       // TODO: Check that -1 does cause a new allocation
+       return _SysCopyFD(oldfd, -1);
+}
+
 int dup2(int oldfd, int newfd)
 {
        // NOTE: Acess's CopyFD doesn't cause offset sharing
        return _SysCopyFD(oldfd, newfd);
 }
 
+pid_t getpid(void)
+{
+       return _SysGetPID();
+}
+
+uid_t getuid(void)
+{
+       return _SysGetUID();
+}
+
+int kill(pid_t pid, int signal)
+{
+       // TODO: Need special handling?
+       return _SysKill(pid, signal);
+}
+
+int select(int nfd, fd_set *rfd, fd_set *wfd, fd_set *efd, struct timeval *timeout)
+{
+       
+       if( timeout )
+       {
+               long long int ltimeout = 0;
+               ltimeout = timeout->tv_sec*1000 + timeout->tv_usec / 1000;
+               int ret = _SysSelect(nfd, rfd, wfd, efd, &ltimeout, 0);
+               return ret;
+       }
+       else
+       {
+               return _SysSelect(nfd, rfd, wfd, efd, NULL, 0);
+       }
+}
+
+int pipe(int pipefd[2])
+{
+       pipefd[0] = _SysOpen("/Devices/fifo/anon", OPENFLAG_READ|OPENFLAG_WRITE);
+       pipefd[1] = _SysCopyFD(pipefd[0], -1);
+       _SysFDFlags(pipefd[1], OPENFLAG_READ|OPENFLAG_WRITE, OPENFLAG_WRITE);
+       return 0;
+}
+