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- /* sw_zip.c - respondfiles for the pk(un)?zip commands.
- Copyright (C) 1990 by Thorsten Ohl, td12@ddagsi3.bitnet
-
- This file is part of SWAPLIB (the library), a library for efficient
- execution of child processes under MS-DOS.
-
- The library is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
- any later version.
-
- The library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the library; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- $Header: e:/gnu/swaplib/RCS/sw_zip.c'v 0.9 90/09/09 21:44:23 tho Stable $
- */
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <errno.h>
-
- #include "swaplib.h"
-
- /* Build a respondfile for the pk(un)?zip archive managers from ARGV. */
-
- int
- _swap_build_zip_respond_file (char **argv, char **envv)
- {
- int len = 0;
- int i = 0;
- FILE *respond_file = NULL;
- _swap_respond_file_name = swap_mktmpname ("zi");
-
- respond_file = fopen (_swap_respond_file_name, "w");
- if (!respond_file)
- {
- int last_errno = errno;
- fprintf (stderr, "can't open zip respond file: ");
- errno = last_errno;
- perror (_swap_respond_file_name);
- return -1;
- }
-
- argv++;
-
- while (**argv == '-') /* leave options on the commandline */
- {
- int len = strlen (*argv);
- if (i + len > 126)
- {
- strcpy (_swap_cmdline_buf, CMDLINE_TOO_LONG);
- errno = E2BIG;
- return -1;
- }
- strcpy (_swap_cmdline_buf + i, *argv);
- i += len;
- _swap_cmdline_buf[i++] = ' ';
- argv++;
- }
-
- if (*argv == NULL /* missing zipfilename? */
- || i + strlen (*argv) + strlen (_swap_respond_file_name) > 124)
- {
- strcpy (_swap_cmdline_buf, CMDLINE_TOO_LONG);
- errno = E2BIG;
- return -1;
- }
-
- sprintf (_swap_cmdline_buf + i, "%s @%s", *argv++, _swap_respond_file_name);
-
- while (*argv)
- fprintf (respond_file, "%s\n", *argv++);
-
- fprintf (respond_file, "\n");
- fclose (respond_file);
-
- return _swap_format_msdos_environment (NULL, envv, NULL);
- }
-
- /*
- * Local Variables:
- * mode:C
- * ChangeLog:ChangeLog
- * compile-command:make
- * End:
- */
-