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- /* Copyright (C) 1993, 2000 Aladdin Enterprises. All rights reserved.
-
- This file is part of AFPL Ghostscript.
-
- AFPL Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author or
- distributor accepts any responsibility for the consequences of using it, or
- for whether it serves any particular purpose or works at all, unless he or
- she says so in writing. Refer to the Aladdin Free Public License (the
- "License") for full details.
-
- Every copy of AFPL Ghostscript must include a copy of the License, normally
- in a plain ASCII text file named PUBLIC. The License grants you the right
- to copy, modify and redistribute AFPL Ghostscript, but only under certain
- conditions described in the License. Among other things, the License
- requires that the copyright notice and this notice be preserved on all
- copies.
- */
-
- /*$Id: gdevpipe.c,v 1.3 2000/09/19 19:00:20 lpd Exp $ */
- /* %pipe% IODevice */
- #include "errno_.h"
- #include "pipe_.h"
- #include "stdio_.h"
- #include "string_.h"
- #include "gserror.h"
- #include "gstypes.h"
- #include "gsmemory.h" /* for gxiodev.h */
- #include "gxiodev.h"
-
- /* The pipe IODevice */
- private iodev_proc_fopen(pipe_fopen);
- private iodev_proc_fclose(pipe_fclose);
- const gx_io_device gs_iodev_pipe = {
- "%pipe%", "Special",
- {iodev_no_init, iodev_no_open_device,
- NULL /*iodev_os_open_file */ , pipe_fopen, pipe_fclose,
- iodev_no_delete_file, iodev_no_rename_file, iodev_no_file_status,
- iodev_no_enumerate_files, NULL, NULL,
- iodev_no_get_params, iodev_no_put_params
- }
- };
-
- /* The file device procedures */
-
- private int
- pipe_fopen(gx_io_device * iodev, const char *fname, const char *access,
- FILE ** pfile, char *rfname, uint rnamelen)
- {
- /* The OSF/1 1.3 library doesn't include const in the */
- /* prototype for popen.... */
- errno = 0;
- *pfile = popen((char *)fname, (char *)access);
- if (*pfile == NULL)
- return_error(gs_fopen_errno_to_code(errno));
- if (rfname != NULL)
- strcpy(rfname, fname);
- return 0;
- }
-
- private int
- pipe_fclose(gx_io_device * iodev, FILE * file)
- {
- pclose(file);
- return 0;
- }
-