b462d27c89
don't bogusly restore the screen to the message that was the cause of the abort. That resulted in lots of weird flickering dialog boxes that appeared to be displayed out of sequence.
567 lines
15 KiB
C
567 lines
15 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last program in the `sysinstall' line - the next
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* generation being essentially a complete rewrite.
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*
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* $Id: index.c,v 1.15 1995/10/22 01:32:44 jkh Exp $
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*
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* Copyright (c) 1995
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* Jordan Hubbard. 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jordan Hubbard
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* for the FreeBSD Project.
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* 4. The name of Jordan Hubbard or the FreeBSD project may not be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``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 JORDAN HUBBARD OR HIS PETS 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 <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ncurses.h>
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#include <dialog.h>
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#include "sysinstall.h"
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/* Macros and magic values */
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#define MAX_MENU 13
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#define _MAX_DESC 62
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/* Smarter strdup */
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inline char *
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_strdup(char *ptr)
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{
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return ptr ? strdup(ptr) : NULL;
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}
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static char *descrs[] = {
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"Package Selection", "To mark a package or select a category, move to it and press SPACE.\n"
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"To unmark a package, press SPACE again. When you want to commit your\n"
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"marks, press [ENTER]. To go to a previous menu, select UP item or Cancel.\n"
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"To search for a package by name, press ESC.",
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"Package Targets", "These are the packages you've selected for extraction.\n\n"
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"If you're sure of these choices, select OK.\n"
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"If not, select Cancel to go back to the package selection menu.\n",
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"All", "All available packages in all categories.",
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"applications", "User application software.",
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"archivers", "Utilities for archiving and unarchiving data.",
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"audio", "Audio utilities - most require a supported sound card.",
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"benchmarks", "Utilities for measuring system performance.",
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"benchmarking", "Utilities for measuring system performance.",
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"cad", "Computer Aided Design utilities.",
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"comms", "Communications utilities.",
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"databases", "Database software.",
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"devel", "Software development utilities and libraries.",
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"development", "Software development utilities and libraries.",
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"documentation", "Document preparation utilities.",
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"editors", "Common text editors.",
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"emulation", "Utilities for emulating other OS types.",
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"emulators", "Utilities for emulating other OS types.",
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"games", "Various and sundry amusements.",
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"graphics", "Graphics libraries and utilities.",
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"japanese", "Ported software for the Japanese market.",
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"lang", "Computer languages.",
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"languages", "Computer languages.",
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"libraries", "Software development libraries.",
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"mail", "Electronic mail packages and utilities.",
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"math", "Mathematical computation software.",
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"net", "Networking utilities.",
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"networking", "Networking utilities.",
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"news", "USENET News support software.",
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"numeric", "Mathematical computation software.",
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"orphans", "Packages without a home elsewhere.",
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"plan9", "Software from the plan9 Operating System.",
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"print", "Utilities for dealing with printing.",
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"printing", "Utilities for dealing with printing.",
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"programming", "Software development utilities and libraries.",
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"russian", "Ported software for the Russian market.",
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"security", "System security software.",
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"shells", "Various shells (tcsh, bash, etc).",
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"sysutils", "Various system utilities.",
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"troff", "TROFF Text formatting utilities.",
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"utils", "Various user utilities.",
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"utilities", "Various user utilities.",
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"x11", "X Window System based utilities.",
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NULL, NULL,
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};
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static char *
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fetch_desc(char *name)
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{
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int i;
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for (i = 0; descrs[i]; i += 2) {
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if (!strcmp(descrs[i], name))
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return descrs[i + 1];
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}
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return "No description provided";
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}
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static PkgNodePtr
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new_pkg_node(char *name, node_type type)
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{
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PkgNodePtr tmp = safe_malloc(sizeof(PkgNode));
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tmp->name = _strdup(name);
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tmp->type = type;
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return tmp;
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}
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static IndexEntryPtr
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new_index(char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint)
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{
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IndexEntryPtr tmp = safe_malloc(sizeof(IndexEntry));
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tmp->name = _strdup(name);
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tmp->path = _strdup(pathto);
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tmp->prefix = _strdup(prefix);
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tmp->comment = _strdup(comment);
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tmp->descrfile = _strdup(descr);
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tmp->maintainer = _strdup(maint);
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return tmp;
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}
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static void
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index_register(PkgNodePtr top, char *where, IndexEntryPtr ptr)
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{
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PkgNodePtr p, q;
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for (q = NULL, p = top->kids; p; p = p->next) {
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if (!strcmp(p->name, where)) {
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q = p;
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break;
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}
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}
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if (!p) {
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/* Add new category */
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q = new_pkg_node(where, PLACE);
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q->desc = fetch_desc(where);
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q->next = top->kids;
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top->kids = q;
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}
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p = new_pkg_node(ptr->name, PACKAGE);
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p->desc = ptr->comment;
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p->data = ptr;
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p->next = q->kids;
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q->kids = p;
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}
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static int
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copy_to_sep(char *to, char *from, int sep)
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{
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char *tok;
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tok = strchr(from, sep);
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if (!tok) {
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fprintf(stderr, "missing '%c' token.\n", sep);
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*to = '\0';
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return 0;
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}
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*tok = '\0';
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strcpy(to, from);
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return tok + 1 - from;
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}
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static int
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readline(int fd, char *buf, int max)
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{
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int rv, i = 0;
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char ch;
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while ((rv = read(fd, &ch, 1)) == 1 && ch != '\n' && i < max)
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buf[i++] = ch;
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if (i < max)
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buf[i] = '\0';
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return rv;
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}
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int
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index_parse(int fd, char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint,
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char *cats, char *keys)
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{
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char line[1024];
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char *cp;
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int i;
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i = readline(fd, line, 1024);
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if (i <= 0)
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return EOF;
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cp = line;
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cp += copy_to_sep(name, cp, '|');
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cp += copy_to_sep(pathto, cp, '|');
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cp += copy_to_sep(prefix, cp, '|');
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cp += copy_to_sep(comment, cp, '|');
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cp += copy_to_sep(descr, cp, '|');
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cp += copy_to_sep(maint, cp, '|');
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cp += copy_to_sep(cats, cp, '|');
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strcpy(keys, cp);
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return 0;
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}
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int
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index_get(char *fname, PkgNodePtr papa)
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{
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int i, fd;
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fd = open(fname, O_RDONLY);
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if (fd < 0) {
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fprintf(stderr, "Unable to open index file `%s' for reading.\n", fname);
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i = -1;
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}
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else
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i = index_read(fd, papa);
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close(fd);
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return i;
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}
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int
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index_read(int fd, PkgNodePtr papa)
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{
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char name[127], pathto[255], prefix[255], comment[255], descr[127], maint[127], cats[511], keys[511];
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while (index_parse(fd, name, pathto, prefix, comment, descr, maint, cats, keys) != EOF) {
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char *cp, *cp2, tmp[511];
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IndexEntryPtr idx;
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idx = new_index(name, pathto, prefix, comment, descr, maint);
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/* For now, we only add things to menus if they're in categories. Keywords are ignored */
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for (cp = strcpy(tmp, cats); (cp2 = strchr(cp, ' ')) != NULL; cp = cp2 + 1) {
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*cp2 = '\0';
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index_register(papa, cp, idx);
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}
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index_register(papa, cp, idx);
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/* Add to special "All" category */
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index_register(papa, "All", idx);
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}
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return 0;
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}
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void
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index_init(PkgNodePtr top, PkgNodePtr plist)
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{
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top->next = top->kids = NULL;
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top->name = "Package Selection";
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top->type = PLACE;
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top->desc = fetch_desc(top->name);
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plist->next = plist->kids = NULL;
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plist->name = "Package Targets";
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plist->type = PLACE;
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plist->desc = fetch_desc(plist->name);
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}
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void
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index_entry_free(IndexEntryPtr top)
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{
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safe_free(top->name);
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safe_free(top->path);
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safe_free(top->prefix);
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safe_free(top->comment);
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safe_free(top->descrfile);
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safe_free(top->maintainer);
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free(top);
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}
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void
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index_node_free(PkgNodePtr top, PkgNodePtr plist)
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{
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PkgNodePtr tmp;
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tmp = plist;
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while (tmp) {
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PkgNodePtr tmp2 = tmp->next;
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safe_free(tmp);
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tmp = tmp2;
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}
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for (tmp = top; tmp; tmp = tmp->next) {
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free(tmp->name);
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if (tmp->type == PACKAGE && tmp->data)
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index_entry_free((IndexEntryPtr)tmp->data);
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if (tmp->kids)
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index_node_free(tmp->kids, NULL);
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}
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}
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void
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index_print(PkgNodePtr top, int level)
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{
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int i;
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while (top) {
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for (i = 0; i < level; i++) putchar('\t');
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printf("name [%s]: %s\n", top->type == PLACE ? "place" : "package", top->name);
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for (i = 0; i < level; i++) putchar('\t');
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printf("desc: %s\n", top->desc);
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if (top->kids)
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index_print(top->kids, level + 1);
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top = top->next;
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}
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}
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/* Swap one node for another */
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static void
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swap_nodes(PkgNodePtr a, PkgNodePtr b)
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{
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PkgNode tmp;
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tmp = *a;
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*a = *b;
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a->next = tmp.next;
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tmp.next = b->next;
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*b = tmp;
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}
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/* Use a disgustingly simplistic bubble sort to put our lists in order */
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void
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index_sort(PkgNodePtr top)
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{
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PkgNodePtr p, q;
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/* Sort everything at the top level */
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for (p = top->kids; p; p = p->next) {
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for (q = top->kids; q; q = q->next) {
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if (q->next && strcmp(q->name, q->next->name) > 0)
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swap_nodes(q, q->next);
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}
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}
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/* Now sub-sort everything n levels down */
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for (p = top->kids; p; p = p->next) {
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if (p->kids)
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index_sort(p);
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}
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}
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/*
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* No, we don't free n because someone else is still pointing at it.
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* It's just clone linked from another location, which we're adjusting.
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*/
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void
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index_delete(PkgNodePtr n)
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{
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if (n->next)
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*n = *(n->next);
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else /* Kludgy end sentinal */
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n->name = NULL;
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}
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PkgNodePtr
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index_search(PkgNodePtr top, char *str, PkgNodePtr *tp)
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{
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PkgNodePtr p, sp;
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for (p = top->kids; p && p->name; p = p->next) {
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/* Subtract out the All category from searches */
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if (!strcmp(p->name, "All"))
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continue;
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/* If tp == NULL, we're looking for an exact package match */
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if (!tp && !strcmp(p->name, str))
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return p;
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/* If tp, we're looking for both a package and a pointer to the place it's in */
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if (tp && strstr(p->name, str)) {
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*tp = top;
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return p;
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}
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/* The usual recursion-out-of-laziness ploy */
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if (p->kids)
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if ((sp = index_search(p, str, tp)) != NULL)
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return sp;
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}
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if (p && !p->name)
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p = NULL;
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return p;
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}
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/* Work function for seeing if name x is in result string y */
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static Boolean
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is_selected_in(char *name, char *result)
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{
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Boolean ret = FALSE;
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while (*result) {
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char *cp;
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cp = index(result, '\n');
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if (!cp) {
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ret = !strcmp(name, result);
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break;
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}
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else {
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ret = !strncmp(name, result, cp - result - 1);
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if (ret)
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break;
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}
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result = cp + 1;
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}
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return ret;
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}
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int
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index_menu(PkgNodePtr top, PkgNodePtr plist, int *pos, int *scroll)
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{
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int n, rval, maxname;
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int curr, max;
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PkgNodePtr sp, kp;
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char **nitems;
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char result[127];
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Boolean hasPackages;
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curr = max = 0;
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hasPackages = FALSE;
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nitems = NULL;
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n = maxname = 0;
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/* Figure out if this menu is full of "leaves" or "branches" */
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for (kp = top->kids; kp && kp->name; kp = kp->next) {
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int len;
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++n;
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if (kp->type == PACKAGE && plist) {
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hasPackages = TRUE;
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if ((len = strlen(kp->name)) > maxname)
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maxname = len;
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}
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}
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if (!n && plist) {
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dialog_clear();
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msgConfirm("The %s menu is empty.", top->name);
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return RET_DONE;
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}
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dialog_clear();
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while (1) {
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n = 0;
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kp = top->kids;
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if (!hasPackages && kp && kp->name && plist) {
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nitems = item_add_pair(nitems, "UP", "<RETURN TO PREVIOUS MENU>", &curr, &max);
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++n;
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}
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while (kp && kp->name) {
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/* Brutally adjust description to fit in menu */
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if (strlen(kp->desc) > (_MAX_DESC - maxname))
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kp->desc[_MAX_DESC - maxname] = '\0';
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nitems = item_add_pair(nitems, kp->name, kp->desc, &curr, &max);
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if (hasPackages) {
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if (kp->type == PACKAGE && plist)
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nitems = item_add(nitems, index_search(plist, kp->name, NULL) ? "ON" : "OFF", &curr, &max);
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else
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nitems = item_add(nitems, "OFF", &curr, &max);
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}
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++n;
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kp = kp->next;
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}
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nitems = item_add(nitems, NULL, &curr, &max);
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if (hasPackages)
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rval = dialog_checklist(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, n,
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(unsigned char **)nitems, result);
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else /* It's a categories menu */
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rval = dialog_menu(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, n,
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(unsigned char **)nitems, result, pos, scroll);
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items_free(nitems, &curr, &max);
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if (!rval && plist && strcmp(result, "UP")) {
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for (kp = top->kids; kp; kp = kp->next) {
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if (kp->type == PACKAGE) {
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sp = index_search(plist, kp->name, NULL);
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if (is_selected_in(kp->name, result)) {
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if (!sp) {
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PkgNodePtr n = (PkgNodePtr)safe_malloc(sizeof(PkgNode));
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*n = *kp;
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n->next = plist->kids;
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plist->kids = n;
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standout();
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mvprintw(23, 0, "Selected packages were added to selection list\n", kp->name);
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standend();
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refresh();
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}
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}
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else if (sp) {
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standout();
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mvprintw(23, 0, "Deleting unselected packages from selection list\n", kp->name);
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standend();
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refresh();
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index_delete(sp);
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}
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}
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else if (!strcmp(kp->name, result)) { /* Not a package, must be a directory */
|
|
int p, s;
|
|
|
|
p = s = 0;
|
|
index_menu(kp, plist, &p, &s);
|
|
}
|
|
}
|
|
}
|
|
else if (rval == -1 && plist) {
|
|
static char *cp;
|
|
PkgNodePtr menu;
|
|
|
|
/* Search */
|
|
if ((cp = msgGetInput(cp, "Search by package name. Please enter search string:")) != NULL) {
|
|
PkgNodePtr p = index_search(top, cp, &menu);
|
|
|
|
if (p) {
|
|
int pos, scroll;
|
|
|
|
/* These need to be set to point at the found item, actually. Hmmm! */
|
|
pos = scroll = 0;
|
|
index_menu(menu, plist, &pos, &scroll);
|
|
}
|
|
else {
|
|
msgConfirm("Search string: %s yielded no hits.", cp);
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
dialog_clear();
|
|
return rval ? RET_FAIL : RET_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
index_extract(Device *dev, PkgNodePtr plist)
|
|
{
|
|
PkgNodePtr tmp;
|
|
int status = RET_SUCCESS;
|
|
|
|
for (tmp = plist->kids; tmp; tmp = tmp->next) {
|
|
if (package_extract(dev, tmp->name) != RET_SUCCESS)
|
|
status = RET_FAIL;
|
|
}
|
|
return status;
|
|
}
|