plan9port

fork of plan9port with libvec, libstr and libsdb
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openfd.c (470B)

      1 #include <u.h>
      2 #include <libc.h>
      3 #include <fcall.h>
      4 #include <9pclient.h>
      5 #include "fsimpl.h"
      6 
      7 int
      8 fsopenfd(CFsys *fs, char *name, int mode)
      9 {
     10 	CFid *fid;
     11 	Fcall tx, rx;
     12 
     13 	if((fid = fswalk(fs->root, name)) == nil)
     14 		return -1;
     15 	tx.type = Topenfd;
     16 	tx.fid = fid->fid;
     17 	tx.mode = mode&~OCEXEC;
     18 	if(_fsrpc(fs, &tx, &rx, 0) < 0){
     19 		fsclose(fid);
     20 		return -1;
     21 	}
     22 	_fsputfid(fid);
     23 	if(mode&OCEXEC && rx.unixfd>=0)
     24 		fcntl(rx.unixfd, F_SETFL, FD_CLOEXEC);
     25 	return rx.unixfd;
     26 }