diff options
Diffstat (limited to 'src/libfs/openfd.c')
-rw-r--r-- | src/libfs/openfd.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/libfs/openfd.c b/src/libfs/openfd.c new file mode 100644 index 00000000..9e48c791 --- /dev/null +++ b/src/libfs/openfd.c @@ -0,0 +1,26 @@ +#include <u.h> +#include <libc.h> +#include <fcall.h> +#include <fs.h> +#include "fsimpl.h" + +int +fsopenfd(Fsys *fs, char *name, int mode) +{ + Fid *fid; + Fcall tx, rx; + + if((fid = fswalk(fs->root, name)) == nil) + return -1; + tx.type = Topenfd; + tx.fid = fid->fid; + tx.mode = mode&~OCEXEC; + if(fsrpc(fs, &tx, &rx, 0) < 0){ + fsclose(fid); + return -1; + } + _fsputfid(fid); + if(mode&OCEXEC && rx.unixfd>=0) + fcntl(rx.unixfd, F_SETFL, FD_CLOEXEC); + return rx.unixfd; +} |