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- /* sw_lib.c - respondfiles for the Microsoft librarian.
- 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_lib.c'v 0.9 90/09/09 21:43:58 tho Stable $
- */
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
-
- #include <io.h>
-
- #include "swaplib.h"
-
-
- /* Build a respondfile for the Microsoft library manager from ARGV.
- We also correct for some lossage in Microsoft's syntax: A module
- without command inherits the one of it's predecessor. This allows
- constructions like `lib foo.lib -+ $?' in makefiles.
- (idea stolen from Kneller's `ndmake'). */
-
- int
- _swap_build_lib_respond_file (char **argv, char **envv)
- {
- FILE *respond_file;
- char *libname;
- char lib_action[3];
- int col = 0;
-
- _swap_respond_file_name = swap_back_slashify (swap_mktmpname ("lb"));
-
- respond_file = fopen (_swap_respond_file_name, "w");
- if (!respond_file)
- {
- int last_errno = errno;
- fprintf (stderr, "can't open lib respond_file: ");
- errno = last_errno;
- perror (_swap_respond_file_name);
- return -1;
- }
-
-
- argv++;
-
- /* Create the first line. */
-
- /* Handle possible leading options. */
- while ((*argv)[0] == '/')
- fprintf (respond_file, "%s ", *argv++);
-
- /* The next item *must* be the lib file. */
- libname = *argv++;
- fprintf (respond_file, "%s ", libname);
-
- /* Handle possible trailing options. */
- while ((*argv)[0] == '/')
- fprintf (respond_file, "%s ", *argv++);
-
- fprintf (respond_file, "\n");
-
-
- /* We now have to test for the existence of the library, since
- lib wants an additional affirmative `y' if not. */
-
- if (access (libname, 0))
- {
- /* The library doesn't seem to exist */
-
- char *base = swap_basename (libname);
-
- if (strcmp (base, "lib") != 0)
- {
- /* Try to append the extension ".lib" ... */
-
- char *full_libname = (char *) malloc (strlen (libname) + 5);
- strcat (strcpy (full_libname, libname), ".lib");
-
- if (access (full_libname, 0))
- /* It's really not there: instruct `lib' to create it. */
- fprintf (respond_file, "y\n");
-
- free (full_libname);
- }
- }
-
-
- /* Default action: replace module. */
-
- strcpy (lib_action, "-+");
-
-
- /* Loop over the remaining arguments. */
-
- while (*argv)
- {
- char *p = *argv;
- char *cp;
-
-
- if (*p && strchr ("+-*", *p))
- {
- /* Handle a possible library action. */
-
- lib_action[0] = *p++;
-
- if (*p && strchr ("+-*", *p))
- lib_action[1] = *p++;
- else
- lib_action[1] = '\0';
-
- /* lib_action[2] is always '\0'. */
- }
-
-
- if (*p)
- {
- /* Handle a module name. */
-
- if (strlen (p) + col > 50)
- {
- /* Break the line. */
-
- fprintf (respond_file, "&\n");
- col = 0;
- }
-
- /* Print out the action, but avoid a trailing one. */
-
- if (!strchr (",;", *p))
- col += fprintf (respond_file, "%s", lib_action);
-
- while (cp = strchr (p, ','))
- {
- /* Break the line at a new group of responses. */
-
- *cp = '\n';
-
- /* No more line breaks or actions. */
- col = 0;
- lib_action[0] = '\0';
- }
-
- col += fprintf (respond_file, "%s ", p);
- }
-
- argv++;
- }
-
- fprintf (respond_file, "\n\n\n"); /* avoid prompts! */
- fclose (respond_file);
-
- sprintf (_swap_cmdline_buf, "/nologo @%s", _swap_respond_file_name);
- return _swap_format_msdos_environment (NULL, envv, NULL);
- }
-
- /*
- * Local Variables:
- * mode:C
- * ChangeLog:ChangeLog
- * compile-command:make
- * End:
- */
-