144 lines
4.0 KiB
C
144 lines
4.0 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last attempt in the `sysinstall' line, the next
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* generation being slated for what's essentially a complete rewrite.
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*
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* $Id: variable_load.c,v 1.6 1997/06/05 09:48:03 jkh Exp $
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*
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* Copyright (c) 1997
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* Paul Traina. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* verbatim and that no modifications are made prior to this
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* point in the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY PAUL TRAINA ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PAUL TRAINA OR HIS KILLER RATS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include "sysinstall.h"
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#include <sys/signal.h>
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#include <sys/fcntl.h>
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/* Add a string to a string list */
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static char **
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string_add(char **list, char *str, int *curr, int *max)
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{
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if (*curr == *max) {
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*max += 20;
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list = (char **)realloc(list, sizeof(char *) * *max);
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}
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list[(*curr)++] = strdup(str);
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return list;
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}
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/* Toss the strings out */
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static void
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strings_free(char **list, int *curr, int *max)
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{
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int i;
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for (i = 0; i < *curr; i++)
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free(list[i]);
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free(list);
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*curr = *max = 0;
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}
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int
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variableLoad(dialogMenuItem *self)
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{
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int what = DITEM_RESTORE | DITEM_SUCCESS;
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char buf[BUFSIZ];
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extern char *distWanted;
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char *cp;
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FILE *fp;
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int i, curr, max;
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char **list;
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mediaClose();
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dialog_clear_norefresh();
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cp = variable_get_value(VAR_INSTALL_CFG,
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"Specify the name of a configuration file\n"
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"residing on a MSDOS or UFS floppy.");
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if (!cp || !*cp) {
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variable_unset(VAR_INSTALL_CFG);
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what |= DITEM_FAILURE;
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return what;
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}
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distWanted = cp;
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/* Try to open the floppy drive */
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if (DITEM_STATUS(mediaSetFloppy(NULL)) == DITEM_FAILURE) {
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msgConfirm("Unable to set media device to floppy.");
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what |= DITEM_FAILURE;
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mediaClose();
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return what;
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}
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if (!mediaDevice->init(mediaDevice)) {
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msgConfirm("Unable to mount floppy filesystem.");
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what |= DITEM_FAILURE;
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mediaClose();
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return what;
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}
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fp = mediaDevice->get(mediaDevice, cp, TRUE);
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if (fp) {
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msgNotify("Loading %s pre-configuration file", cp);
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/* Hint to others that we're running from a script, should they care */
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variable_set2(VAR_NONINTERACTIVE, "YES");
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/* Now suck in the lot to execute later */
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curr = max = 0;
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list = NULL;
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while (fgets(buf, sizeof buf, fp)) {
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if ((cp = strchr(buf, '\n')) != NULL)
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*cp = '\0';
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if (*buf == '\0' || *buf == '#')
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continue;
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list = string_add(list, buf, &curr, &max);
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}
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fclose(fp);
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mediaClose();
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for (i = 0; i < curr; i++) {
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if (DITEM_STATUS(dispatchCommand(list[i])) != DITEM_SUCCESS) {
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msgConfirm("Command `%s' failed - rest of script aborted.\n", buf);
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what |= DITEM_FAILURE;
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break;
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}
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}
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strings_free(list, &curr, &max);
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}
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else {
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msgConfirm("Configuration file '%s' not found.", cp);
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variable_unset(VAR_INSTALL_CFG);
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what |= DITEM_FAILURE;
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mediaClose();
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}
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variable_unset(VAR_NONINTERACTIVE);
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return what;
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}
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