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| author | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
|---|---|---|
| committer | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
| commit | fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch) | |
| tree | bdda434976bc09c864f2e4fa6f16ba1952b1e555 /sys/fio/funlink.x | |
| download | iraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz | |
Initial commit
Diffstat (limited to 'sys/fio/funlink.x')
| -rw-r--r-- | sys/fio/funlink.x | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sys/fio/funlink.x b/sys/fio/funlink.x new file mode 100644 index 00000000..402076f0 --- /dev/null +++ b/sys/fio/funlink.x @@ -0,0 +1,33 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include <syserr.h> +include <knet.h> + +# FUNLINK -- Remove a symlink. + +procedure funlink (lname) + +char lname[ARB] # link name + +int status +pointer sp, oslnk +int access() +errchk syserrs + +begin + call smark (sp) + call salloc (oslnk, SZ_PATHNAME, TY_CHAR) + + # It is an error if the link file doesn't exist. + if (access (lname, 0, 0) == NO) + call syserrs (SYS_FOPEN, lname) + + # Try to remove the symlink. + iferr (call fmapfn (lname, Memc[oslnk], SZ_PATHNAME)) + call syserrs (SYS_FSYMLINK, lname) + call zfulnk (Memc[oslnk], status) + if (status == ERR) + call syserrs (SYS_FUNLINK, lname) + + call sfree (sp) +end |