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freebsd-dev/release/sysinstall/index.c
Maxim Sobolev 301a545c0d "zope language" --> "zope platform". 
Requested by:	asami
2000-09-22 06:53:44 +00:00

764 lines
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/*
* The new sysinstall program.
*
* This is probably the last program in the `sysinstall' line - the next
* generation being essentially a complete rewrite.
*
* $FreeBSD$
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* verbatim and that no modifications are made prior to this
* point in the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ncurses.h>
#include <dialog.h>
#include "sysinstall.h"
/* Macros and magic values */
#define MAX_MENU 12
#define _MAX_DESC 55
/* A structure holding the root, top and plist pointer at once */
struct ListPtrs
{
PkgNodePtr root; /* root of tree */
PkgNodePtr top; /* part of tree we handle */
PkgNodePtr plist; /* list of selected packages */
};
typedef struct ListPtrs* ListPtrsPtr;
static void index_recorddeps(Boolean add, PkgNodePtr root, IndexEntryPtr ie);
/* Shared between index_initialize() and the various clients of it */
PkgNode Top, Plist;
/* Smarter strdup */
inline char *
_strdup(char *ptr)
{
return ptr ? strdup(ptr) : NULL;
}
static char *descrs[] = {
"Package Selection", "To mark a package, move to it and press SPACE. If the package is\n"
"already marked, it will be unmarked or deleted (if installed).\n"
"Items marked with a `D' are dependencies which will be auto-loaded.\n"
"To search for a package by name, press ESC. To select a category,\n"
"press RETURN. NOTE: The All category selection creates a very large\n"
"submenu! If you select it, please be patient while it comes up.",
"Package Targets", "These are the packages you've selected for extraction.\n\n"
"If you're sure of these choices, select OK.\n"
"If not, select Cancel to go back to the package selection menu.\n",
"All", "All available packages in all categories.",
"afterstep", "Ports to support the AfterStep window manager.",
"applications", "User application software.",
"archivers", "Utilities for archiving and unarchiving data.",
"astro", "Applications related to astronomy.",
"audio", "Audio utilities - most require a supported sound card.",
"benchmarks", "Utilities for measuring system performance.",
"biology", "Software related to biology.",
"cad", "Computer Aided Design utilities.",
"chinese", "Ported software for the Chinese market.",
"comms", "Communications utilities.",
"converters", "Format conversion utilities.",
"databases", "Database software.",
"deskutils", "Various Desktop utilities.",
"devel", "Software development utilities and libraries.",
"documentation", "Document preparation utilities.",
"editors", "Common text editors.",
"elisp", "Things related to Emacs Lisp.",
"emulators", "Utilities for emulating other OS types.",
"french", "Ported software for French countries.",
"ftp", "FTP client and server utilities.",
"games", "Various and sundry amusements.",
"german", "Ported software for Germanic countries.",
"gnome", "Components of the Gnome Desktop environment.",
"graphics", "Graphics libraries and utilities.",
"ipv6", "IPv6 related software.",
"hebrew", "Ported software for Hebrew language.",
"irc", "Internet Relay Chat utilities.",
"japanese", "Ported software for the Japanese market.",
"java", "Java language support.",
"kde", "Software for the K Desktop Environment.",
"korean", "Ported software for the Korean market.",
"lang", "Computer languages.",
"languages", "Computer languages.",
"libraries", "Software development libraries.",
"linux", "Linux programs that can be run under binary compatibility.",
"mail", "Electronic mail packages and utilities.",
"math", "Mathematical computation software.",
"mbone", "Applications and utilities for the MBONE.",
"misc", "Miscellaneous utilities.",
"net", "Networking utilities.",
"news", "USENET News support software.",
"numeric", "Mathematical computation software.",
"offix", "An office automation suite of sorts.",
"orphans", "Packages without a home elsewhere.",
"palm", "Software support for the 3Com Palm Pilot(tm) series.",
"perl5", "Utilities/modules for the PERL5 language.",
"pilot", "Software support for the 3Com Palm Pilot(tm) series.",
"plan9", "Software from the Plan9 operating system.",
"print", "Utilities for dealing with printing.",
"printing", "Utilities for dealing with printing.",
"programming", "Software development utilities and libraries.",
"python", "Software related to the Python language.",
"ruby", "Software related to the Ruby language.",
"russian", "Ported software for the Russian market.",
"security", "System security software.",
"shells", "Various shells (tcsh, bash, etc).",
"sysutils", "Various system utilities.",
"tcl75", "TCL v7.5 and packages that depend on it.",
"tcl76", "TCL v7.6 and packages that depend on it.",
"tcl80", "TCL v8.0 and packages that depend on it.",
"tcl82", "TCL v8.2 and packages that depend on it.",
"tcl83", "TCL v8.3 and packages that depend on it.",
"textproc", "Text processing/search utilities.",
"tk41", "Tk4.1 and packages that depend on it.",
"tk42", "Tk4.2 and packages that depend on it.",
"tk80", "Tk8.0 and packages that depend on it.",
"tk81", "Tk8.1 and packages that depend on it.",
"tk82", "Tk8.2 and packages that depend on it.",
"tk83", "Tk8.3 and packages that depend on it.",
"tkstep80", "tkstep wm and packages that depend on it.",
"troff", "TROFF text formatting utilities.",
"vietnamese", "Ported software for the Vietnamese market.",
"windowmaker", "Ports to support the WindowMaker window manager.",
"www", "WEB utilities (browers, HTTP servers, etc).",
"x11", "X Window System based utilities.",
"x11-clocks", "X Window System based clocks.",
"x11-fm", "X Window System based file managers.",
"x11-fonts", "X Window System fonts and font utilities.",
"x11-servers", "X Window System servers.",
"x11-toolkits", "X Window System based development toolkits.",
"x11-wm", "X Window System window managers.",
"zope", "Software related to the Zope platform.",
NULL, NULL,
};
static char *
fetch_desc(char *name)
{
int i;
for (i = 0; descrs[i]; i += 2) {
if (!strcmp(descrs[i], name))
return descrs[i + 1];
}
return "No description provided";
}
static PkgNodePtr
new_pkg_node(char *name, node_type type)
{
PkgNodePtr tmp = safe_malloc(sizeof(PkgNode));
tmp->name = _strdup(name);
tmp->type = type;
return tmp;
}
static char *
strip(char *buf)
{
int i;
for (i = 0; buf[i]; i++)
if (buf[i] == '\t' || buf[i] == '\n')
buf[i] = ' ';
return buf;
}
static IndexEntryPtr
new_index(char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint, char *deps)
{
IndexEntryPtr tmp = safe_malloc(sizeof(IndexEntry));
tmp->name = _strdup(name);
tmp->path = _strdup(pathto);
tmp->prefix = _strdup(prefix);
tmp->comment = _strdup(comment);
tmp->descrfile = strip(_strdup(descr));
tmp->maintainer = _strdup(maint);
tmp->deps = _strdup(deps);
tmp->depc = 0;
tmp->installed = package_exists(name);
return tmp;
}
static void
index_register(PkgNodePtr top, char *where, IndexEntryPtr ptr)
{
PkgNodePtr p, q;
for (q = NULL, p = top->kids; p; p = p->next) {
if (!strcmp(p->name, where)) {
q = p;
break;
}
}
if (!p) {
/* Add new category */
q = new_pkg_node(where, PLACE);
q->desc = fetch_desc(where);
q->next = top->kids;
top->kids = q;
}
p = new_pkg_node(ptr->name, PACKAGE);
p->desc = ptr->comment;
p->data = ptr;
p->next = q->kids;
q->kids = p;
}
static int
copy_to_sep(char *to, char *from, int sep)
{
char *tok;
tok = strchr(from, sep);
if (!tok) {
*to = '\0';
return 0;
}
*tok = '\0';
strcpy(to, from);
return tok + 1 - from;
}
static int
readline(FILE *fp, char *buf, int max)
{
int rv, i = 0;
char ch;
while ((rv = fread(&ch, 1, 1, fp)) == 1 && ch != '\n' && i < max)
buf[i++] = ch;
if (i < max)
buf[i] = '\0';
return rv;
}
int
index_parse(FILE *fp, char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint, char *cats, char *rdeps)
{
char line[2048];
char junk[511];
char *cp;
int i;
i = readline(fp, line, sizeof line);
if (i <= 0)
return EOF;
cp = line;
cp += copy_to_sep(name, cp, '|');
cp += copy_to_sep(pathto, cp, '|');
cp += copy_to_sep(prefix, cp, '|');
cp += copy_to_sep(comment, cp, '|');
cp += copy_to_sep(descr, cp, '|');
cp += copy_to_sep(maint, cp, '|');
cp += copy_to_sep(cats, cp, '|');
cp += copy_to_sep(junk, cp, '|'); /* build deps - not used */
if (index(cp, '|'))
copy_to_sep(rdeps, cp, '|');
else
strncpy(rdeps, cp, 1023);
return 0;
}
int
index_read(FILE *fp, PkgNodePtr papa)
{
char name[127], pathto[255], prefix[255], comment[255], descr[127], maint[127], cats[511], deps[1024];
PkgNodePtr i;
while (index_parse(fp, name, pathto, prefix, comment, descr, maint, cats, deps) != EOF) {
char *cp, *cp2, tmp[1024];
IndexEntryPtr idx;
idx = new_index(name, pathto, prefix, comment, descr, maint, deps);
/* For now, we only add things to menus if they're in categories. Keywords are ignored */
for (cp = strcpy(tmp, cats); (cp2 = strchr(cp, ' ')) != NULL; cp = cp2 + 1) {
*cp2 = '\0';
index_register(papa, cp, idx);
}
index_register(papa, cp, idx);
/* Add to special "All" category */
index_register(papa, "All", idx);
}
/* Adjust dependency counts */
for (i = papa->kids; i != NULL; i = i->next)
if (strcmp(i->name, "All") == 0)
break;
for (i = i->kids; i != NULL; i = i->next)
if (((IndexEntryPtr)i->data)->installed)
index_recorddeps(TRUE, papa, i->data);
return 0;
}
void
index_init(PkgNodePtr top, PkgNodePtr plist)
{
if (top) {
top->next = top->kids = NULL;
top->name = "Package Selection";
top->type = PLACE;
top->desc = fetch_desc(top->name);
top->data = NULL;
}
if (plist) {
plist->next = plist->kids = NULL;
plist->name = "Package Targets";
plist->type = PLACE;
plist->desc = fetch_desc(plist->name);
plist->data = NULL;
}
}
void
index_print(PkgNodePtr top, int level)
{
int i;
while (top) {
for (i = 0; i < level; i++) putchar('\t');
printf("name [%s]: %s\n", top->type == PLACE ? "place" : "package", top->name);
for (i = 0; i < level; i++) putchar('\t');
printf("desc: %s\n", top->desc);
if (top->kids)
index_print(top->kids, level + 1);
top = top->next;
}
}
/* Swap one node for another */
static void
swap_nodes(PkgNodePtr a, PkgNodePtr b)
{
PkgNode tmp;
tmp = *a;
*a = *b;
a->next = tmp.next;
tmp.next = b->next;
*b = tmp;
}
/* Use a disgustingly simplistic bubble sort to put our lists in order */
void
index_sort(PkgNodePtr top)
{
PkgNodePtr p, q;
/* Sort everything at the top level */
for (p = top->kids; p; p = p->next) {
for (q = top->kids; q; q = q->next) {
if (q->next && strcmp(q->name, q->next->name) > 0)
swap_nodes(q, q->next);
}
}
/* Now sub-sort everything n levels down */
for (p = top->kids; p; p = p->next) {
if (p->kids)
index_sort(p);
}
}
/* Delete an entry out of the list it's in (only the plist, at present) */
void
index_delete(PkgNodePtr n)
{
if (n->next) {
PkgNodePtr p = n->next;
*n = *(n->next);
safe_free(p);
}
else /* Kludgy end sentinal */
n->name = NULL;
}
/*
* Search for a given node by name, returning the category in if
* tp is non-NULL.
*/
PkgNodePtr
index_search(PkgNodePtr top, char *str, PkgNodePtr *tp)
{
PkgNodePtr p, sp;
for (p = top->kids; p && p->name; p = p->next) {
if (p->type == PACKAGE) {
/* If tp == NULL, we're looking for an exact package match */
if (!tp && !strcmp(p->name, str))
return p;
/* If tp, we're looking for both a package and a pointer to the place it's in */
if (tp && !strncmp(p->name, str, strlen(str))) {
*tp = top;
return p;
}
}
else if (p->kids) {
/* The usual recursion-out-of-laziness ploy */
if ((sp = index_search(p, str, tp)) != NULL)
return sp;
}
}
if (p && !p->name)
p = NULL;
return p;
}
int
pkg_checked(dialogMenuItem *self)
{
ListPtrsPtr lists = (ListPtrsPtr)self->aux;
PkgNodePtr kp = self->data, plist = lists->plist;
int i;
i = index_search(plist, kp->name, NULL) ? TRUE : FALSE;
if (kp->type == PACKAGE && plist) {
IndexEntryPtr ie = kp->data;
int markD, markX;
markD = ie->depc > 0; /* needed as dependency */
markX = i || ie->installed; /* selected or installed */
self->mark = markX ? 'X' : 'D';
return markD || markX;
} else
return FALSE;
}
int
pkg_fire(dialogMenuItem *self)
{
int ret;
ListPtrsPtr lists = (ListPtrsPtr)self->aux;
PkgNodePtr sp, kp = self->data, plist = lists->plist;
if (!plist)
ret = DITEM_FAILURE;
else if (kp->type == PACKAGE) {
IndexEntryPtr ie = kp->data;
sp = index_search(plist, kp->name, NULL);
/* Not already selected? */
if (!sp) {
if (!ie->installed) {
PkgNodePtr np = (PkgNodePtr)safe_malloc(sizeof(PkgNode));
*np = *kp;
np->next = plist->kids;
plist->kids = np;
index_recorddeps(TRUE, lists->root, ie);
msgInfo("Added %s to selection list", kp->name);
}
else if (ie->depc == 0) {
if (!msgYesNo("Do you really want to delete %s from the system?", kp->name)) {
if (vsystem("pkg_delete %s %s", isDebug() ? "-v" : "", kp->name)) {
msgConfirm("Warning: pkg_delete of %s failed.\n Check debug output for details.", kp->name);
}
else {
ie->installed = 0;
index_recorddeps(FALSE, lists->root, ie);
}
}
}
else
msgConfirm("Warning: Package %s is needed by\n %d other installed package%s.",
kp->name, ie->depc, (ie->depc != 1) ? "s" : "");
}
else {
index_recorddeps(FALSE, lists->root, ie);
msgInfo("Removed %s from selection list", kp->name);
index_delete(sp);
}
ret = DITEM_SUCCESS;
/* Mark menu for redraw if we had dependencies */
if (strlen(ie->deps) > 0)
ret |= DITEM_REDRAW;
}
else { /* Not a package, must be a directory */
int p, s;
p = s = 0;
index_menu(lists->root, kp, plist, &p, &s);
ret = DITEM_SUCCESS | DITEM_CONTINUE;
}
return ret;
}
void
pkg_selected(dialogMenuItem *self, int is_selected)
{
PkgNodePtr kp = self->data;
if (!is_selected || kp->type != PACKAGE)
return;
msgInfo(kp->desc);
}
int
index_menu(PkgNodePtr root, PkgNodePtr top, PkgNodePtr plist, int *pos, int *scroll)
{
struct ListPtrs lists;
int n, rval, maxname;
int curr, max;
PkgNodePtr kp;
dialogMenuItem *nitems;
Boolean hasPackages;
WINDOW *w;
lists.root = root;
lists.top = top;
lists.plist = plist;
hasPackages = FALSE;
nitems = NULL;
n = maxname = 0;
/* Figure out if this menu is full of "leaves" or "branches" */
for (kp = top->kids; kp && kp->name; kp = kp->next) {
int len;
++n;
if (kp->type == PACKAGE && plist) {
hasPackages = TRUE;
if ((len = strlen(kp->name)) > maxname)
maxname = len;
}
}
if (!n && plist) {
msgConfirm("The %s menu is empty.", top->name);
return DITEM_LEAVE_MENU;
}
w = savescr();
while (1) {
n = 0;
curr = max = 0;
use_helpline(NULL);
use_helpfile(NULL);
kp = top->kids;
if (!hasPackages && plist) {
nitems = item_add(nitems, "OK", NULL, NULL, NULL, NULL, NULL, 0, &curr, &max);
nitems = item_add(nitems, "Install", NULL, NULL, NULL, NULL, NULL, 0, &curr, &max);
}
while (kp && kp->name) {
char buf[256];
IndexEntryPtr ie = kp->data;
/* Brutally adjust description to fit in menu */
if (kp->type == PACKAGE)
snprintf(buf, sizeof buf, "[%s]", ie->path ? ie->path : "External vendor");
else
SAFE_STRCPY(buf, kp->desc);
if (strlen(buf) > (_MAX_DESC - maxname))
buf[_MAX_DESC - maxname] = '\0';
nitems = item_add(nitems, kp->name, buf, pkg_checked, pkg_fire, pkg_selected, kp, (int)&lists, &curr, &max);
++n;
kp = kp->next;
}
/* NULL delimiter so item_free() knows when to stop later */
nitems = item_add(nitems, NULL, NULL, NULL, NULL, NULL, NULL, 0, &curr, &max);
recycle:
dialog_clear_norefresh();
if (hasPackages)
rval = dialog_checklist(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, -n, nitems, NULL);
else
rval = dialog_menu(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, -n, nitems + (plist ? 2 : 0), (char *)plist, pos, scroll);
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(root, menu, plist, &pos, &scroll);
}
else
msgConfirm("Search string: %s yielded no hits.", cp);
}
goto recycle;
}
items_free(nitems, &curr, &max);
restorescr(w);
return rval ? DITEM_FAILURE : DITEM_SUCCESS;
}
}
int
index_extract(Device *dev, PkgNodePtr top, PkgNodePtr who, Boolean depended)
{
int status = DITEM_SUCCESS;
PkgNodePtr tmp2;
IndexEntryPtr id = who->data;
WINDOW *w = savescr();
if (id && id->deps && strlen(id->deps)) {
char t[1024], *cp, *cp2;
SAFE_STRCPY(t, id->deps);
cp = t;
while (cp && DITEM_STATUS(status) == DITEM_SUCCESS) {
if ((cp2 = index(cp, ' ')) != NULL)
*cp2 = '\0';
if ((tmp2 = index_search(top, cp, NULL)) != NULL) {
status = index_extract(dev, top, tmp2, TRUE);
if (DITEM_STATUS(status) != DITEM_SUCCESS) {
if (variable_get(VAR_NO_CONFIRM))
msgNotify("Loading of dependant package %s failed", cp);
else
msgConfirm("Loading of dependant package %s failed", cp);
}
}
else if (!package_exists(cp)) {
if (variable_get(VAR_NO_CONFIRM))
msgNotify("Warning: %s is a required package but was not found.", cp);
else
msgConfirm("Warning: %s is a required package but was not found.", cp);
}
if (cp2)
cp = cp2 + 1;
else
cp = NULL;
}
}
/* Done with the deps? Load the real m'coy */
if (DITEM_STATUS(status) == DITEM_SUCCESS) {
status = package_extract(dev, who->name, depended);
if (DITEM_STATUS(status) == DITEM_SUCCESS)
id->installed = 1;
}
restorescr(w);
return status;
}
static void
index_recorddeps(Boolean add, PkgNodePtr root, IndexEntryPtr ie)
{
char depends[1024], *space, *todo;
PkgNodePtr found;
IndexEntryPtr found_ie;
SAFE_STRCPY(depends, ie->deps);
for (todo = depends; todo != NULL; ) {
space = index(todo, ' ');
if (space != NULL)
*space = '\0';
if (strlen(todo) > 0) { /* only non-empty dependencies */
found = index_search(root, todo, NULL);
if (found != NULL) {
found_ie = found->data;
if (add)
++found_ie->depc;
else
--found_ie->depc;
}
}
if (space != NULL)
todo = space + 1;
else
todo = NULL;
}
}
static Boolean index_initted;
/* Read and initialize global index */
int
index_initialize(char *path)
{
FILE *fp;
WINDOW *w = NULL;
if (!index_initted) {
w = savescr();
dialog_clear_norefresh();
/* Got any media? */
if (!mediaVerify()) {
restorescr(w);
return DITEM_FAILURE;
}
/* Does it move when you kick it? */
if (!mediaDevice->init(mediaDevice)) {
restorescr(w);
return DITEM_FAILURE;
}
dialog_clear_norefresh();
msgNotify("Attempting to fetch %s file from selected media.", path);
fp = mediaDevice->get(mediaDevice, path, TRUE);
if (!fp) {
msgConfirm("Unable to get packages/INDEX file from selected media.\n"
"This may be because the packages collection is not available at\n"
"on the distribution media you've chosen (most likely an FTP site\n"
"without the packages collection mirrored). Please verify media\n"
"(or path to media) and try again. If your local site does not\n"
"carry the packages collection, then we recommend either a CD\n"
"distribution or the master distribution on ftp.freebsd.org.");
mediaDevice->shutdown(mediaDevice);
restorescr(w);
return DITEM_FAILURE;
}
dialog_clear_norefresh();
msgNotify("Located INDEX, now reading package data from it...");
index_init(&Top, &Plist);
if (index_read(fp, &Top)) {
msgConfirm("I/O or format error on packages/INDEX file.\n"
"Please verify media (or path to media) and try again.");
fclose(fp);
restorescr(w);
return DITEM_FAILURE;
}
fclose(fp);
index_sort(&Top);
index_initted = TRUE;
restorescr(w);
}
return DITEM_SUCCESS;
}
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