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util.c
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util.c
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/* $NetBSD: util.c,v 1.71.2.2 2023/11/26 12:40:50 bouyer Exp $ */
/*
* Copyright 1997 Piermont Information Systems Inc.
* All rights reserved.
*
* Written by Philip A. Nelson for Piermont Information Systems Inc.
*
* 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.
* 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.
* 3. The name of Piermont Information Systems Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``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 PIERMONT INFORMATION SYSTEMS INC. 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, 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.
*
*/
/* util.c -- routines that don't really fit anywhere else... */
#include <assert.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include <sys/mount.h>
#include <sys/dkio.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/sysctl.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <isofs/cd9660/iso.h>
#include <curses.h>
#include <err.h>
#include <errno.h>
#include <dirent.h>
#include <util.h>
#include "defs.h"
#include "md.h"
#include "defsizes.h"
#include "msg_defs.h"
#include "menu_defs.h"
#ifdef MD_MAY_SWAP_TO
#include <sys/drvctlio.h>
#endif
#ifdef CHECK_ENTROPY
#include <sha2.h>
#include <paths.h>
#endif
#define MAX_CD_DEVS 256 /* how many cd drives do we expect to attach */
#define ISO_BLKSIZE ISO_DEFAULT_BLOCK_SIZE
static const char *msg_yes, *msg_no, *msg_all, *msg_some, *msg_none;
static int select_menu_width;
static uint8_t set_status[SET_GROUP_END];
#define SET_VALID 0x01
#define SET_SELECTED 0x02
#define SET_SKIPPED 0x04
#define SET_INSTALLED 0x08
#define SET_NO_EXTRACT 0x10
struct tarstats {
int nselected;
int nfound;
int nnotfound;
int nerror;
int nsuccess;
int nskipped;
} tarstats;
distinfo dist_list[] = {
#ifdef SET_KERNEL_1_NAME
{SET_KERNEL_1_NAME, SET_KERNEL_1, false, MSG_set_kernel_1, NULL},
#endif
#ifdef SET_KERNEL_2_NAME
{SET_KERNEL_2_NAME, SET_KERNEL_2, false, MSG_set_kernel_2, NULL},
#endif
#ifdef SET_KERNEL_3_NAME
{SET_KERNEL_3_NAME, SET_KERNEL_3, false, MSG_set_kernel_3, NULL},
#endif
#ifdef SET_KERNEL_4_NAME
{SET_KERNEL_4_NAME, SET_KERNEL_4, false, MSG_set_kernel_4, NULL},
#endif
#ifdef SET_KERNEL_5_NAME
{SET_KERNEL_5_NAME, SET_KERNEL_5, false, MSG_set_kernel_5, NULL},
#endif
#ifdef SET_KERNEL_6_NAME
{SET_KERNEL_6_NAME, SET_KERNEL_6, false, MSG_set_kernel_6, NULL},
#endif
#ifdef SET_KERNEL_7_NAME
{SET_KERNEL_7_NAME, SET_KERNEL_7, false, MSG_set_kernel_7, NULL},
#endif
#ifdef SET_KERNEL_8_NAME
{SET_KERNEL_8_NAME, SET_KERNEL_8, false, MSG_set_kernel_8, NULL},
#endif
#ifdef SET_KERNEL_9_NAME
{SET_KERNEL_9_NAME, SET_KERNEL_9, false, MSG_set_kernel_9, NULL},
#endif
#ifdef HAVE_MODULES
{"modules", SET_MODULES, false, MSG_set_modules, NULL},
#endif
{"base", SET_BASE, false, MSG_set_base, NULL},
#ifdef HAVE_DTB
{"dtb", SET_DTB, false, MSG_set_dtb, NULL},
#endif
{"etc", SET_ETC, false, MSG_set_system, NULL},
{"comp", SET_COMPILER, false, MSG_set_compiler, NULL},
{"games", SET_GAMES, false, MSG_set_games, NULL},
{"gpufw", SET_GPUFW, false, MSG_set_gpufw, NULL},
{"man", SET_MAN_PAGES, false, MSG_set_man_pages, NULL},
{"misc", SET_MISC, false, MSG_set_misc, NULL},
{"rescue", SET_RESCUE, false, MSG_set_rescue, NULL},
{"tests", SET_TESTS, false, MSG_set_tests, NULL},
{"text", SET_TEXT_TOOLS, false, MSG_set_text_tools, NULL},
{NULL, SET_GROUP, false, MSG_set_X11, NULL},
{"xbase", SET_X11_BASE, false, MSG_set_X11_base, NULL},
{"xcomp", SET_X11_PROG, false, MSG_set_X11_prog, NULL},
{"xetc", SET_X11_ETC, false, MSG_set_X11_etc, NULL},
{"xfont", SET_X11_FONTS, false, MSG_set_X11_fonts, NULL},
{"xserver", SET_X11_SERVERS, false, MSG_set_X11_servers, NULL},
{NULL, SET_GROUP_END, false, NULL, NULL},
#ifdef SET_MD_1_NAME
{SET_MD_1_NAME, SET_MD_1, false, MSG_set_md_1, NULL},
#endif
#ifdef SET_MD_2_NAME
{SET_MD_2_NAME, SET_MD_2, false, MSG_set_md_2, NULL},
#endif
#ifdef SET_MD_3_NAME
{SET_MD_3_NAME, SET_MD_3, false, MSG_set_md_3, NULL},
#endif
#ifdef SET_MD_4_NAME
{SET_MD_4_NAME, SET_MD_4, false, MSG_set_md_4, NULL},
#endif
{NULL, SET_GROUP, true, MSG_set_source, NULL},
{"syssrc", SET_SYSSRC, true, MSG_set_syssrc, NULL},
{"src", SET_SRC, true, MSG_set_src, NULL},
{"sharesrc", SET_SHARESRC, true, MSG_set_sharesrc, NULL},
{"gnusrc", SET_GNUSRC, true, MSG_set_gnusrc, NULL},
{"xsrc", SET_XSRC, true, MSG_set_xsrc, NULL},
{"debug", SET_DEBUG, false, MSG_set_debug, NULL},
{"xdebug", SET_X11_DEBUG, false, MSG_set_xdebug, NULL},
{NULL, SET_GROUP_END, false, NULL, NULL},
{NULL, SET_LAST, false, NULL, NULL},
};
#define MAX_CD_INFOS 16 /* how many media can be found? */
struct cd_info {
char device_name[16];
char menu[100];
};
static struct cd_info cds[MAX_CD_INFOS];
/* flags whether to offer the respective options (depending on helper
programs available on install media */
int have_raid, have_vnd, have_cgd, have_lvm, have_gpt, have_dk;
/*
* local prototypes
*/
static int check_for(unsigned int mode, const char *pathname);
static int get_iso9660_volname(int dev, int sess, char *volname,
size_t volnamelen);
static int get_available_cds(void);
static int binary_available(const char *prog);
void
init_set_status(int flags)
{
static const uint8_t sets_valid[] = {MD_SETS_VALID};
static const uint8_t sets_selected_full[] = {MD_SETS_SELECTED};
static const uint8_t sets_selected_minimal[] = {MD_SETS_SELECTED_MINIMAL};
static const uint8_t sets_selected_nox[] = {MD_SETS_SELECTED_NOX};
static const uint8_t *sets_selected;
unsigned int nelem_selected;
unsigned int i, len;
const char *longest;
if (flags & SFLAG_MINIMAL) {
sets_selected = sets_selected_minimal;
nelem_selected = __arraycount(sets_selected_minimal);
} else if (flags & SFLAG_NOX) {
sets_selected = sets_selected_nox;
nelem_selected = __arraycount(sets_selected_nox);
} else {
sets_selected = sets_selected_full;
nelem_selected = __arraycount(sets_selected_full);
}
for (i = 0; i < __arraycount(sets_valid); i++)
set_status[sets_valid[i]] = SET_VALID;
for (i = 0; i < nelem_selected; i++)
set_status[sets_selected[i]] |= SET_SELECTED;
set_status[SET_GROUP] = SET_VALID;
/* Lookup some strings we need lots of times */
msg_yes = msg_string(MSG_Yes);
msg_no = msg_string(MSG_No);
msg_all = msg_string(MSG_All);
msg_some = msg_string(MSG_Some);
msg_none = msg_string(MSG_None);
/* Find longest and use it to determine width of selection menu */
len = strlen(msg_no); longest = msg_no;
i = strlen(msg_yes); if (i > len) {len = i; longest = msg_yes; }
i = strlen(msg_all); if (i > len) {len = i; longest = msg_all; }
i = strlen(msg_some); if (i > len) {len = i; longest = msg_some; }
i = strlen(msg_none); if (i > len) {len = i; longest = msg_none; }
select_menu_width = snprintf(NULL, 0, "%-30s %s", "", longest);
/* Give the md code a chance to choose the right kernel, etc. */
md_init_set_status(flags);
}
int
dir_exists_p(const char *path)
{
return file_mode_match(path, S_IFDIR);
}
int
file_exists_p(const char *path)
{
return file_mode_match(path, S_IFREG);
}
int
file_mode_match(const char *path, unsigned int mode)
{
struct stat st;
return (stat(path, &st) == 0 && (st.st_mode & S_IFMT) == mode);
}
/* return ram size in MB */
uint64_t
get_ramsize(void)
{
static uint64_t ramsize;
if (ramsize == 0) {
size_t len = sizeof ramsize;
int mib[2] = {CTL_HW, HW_PHYSMEM64};
sysctl(mib, 2, &ramsize, &len, NULL, 0);
}
/* Find out how many Megs ... round up. */
return (ramsize + MEG - 1) / MEG;
}
void
run_makedev(void)
{
char *owd;
msg_display_add("\n\n");
msg_display_add(MSG_makedev);
owd = getcwd(NULL, 0);
/* make /dev, in case the user didn't extract it. */
make_target_dir("/dev");
target_chdir_or_die("/dev");
run_program(0, "/bin/sh MAKEDEV all");
chdir(owd);
free(owd);
}
/*
* Performs in-place replacement of a set of patterns in a file that lives
* inside the installed system. The patterns must be separated by a semicolon.
* For example:
*
* replace("/etc/some-file.conf", "s/prop1=NO/prop1=YES/;s/foo/bar/");
*/
void
replace(const char *path, const char *patterns, ...)
{
char *spatterns;
va_list ap;
va_start(ap, patterns);
vasprintf(&spatterns, patterns, ap);
va_end(ap);
if (spatterns == NULL)
err(1, "vasprintf(&spatterns, \"%s\", ...)", patterns);
run_program(RUN_CHROOT, "sed -an -e '%s;H;$!d;g;w %s' %s", spatterns,
path, path);
free(spatterns);
}
static int
floppy_fetch(const char *set_name)
{
char post[4];
msg errmsg;
int menu;
int status;
const char *write_mode = ">";
strcpy(post, "aa");
errmsg = "";
menu = MENU_fdok;
for (;;) {
umount_mnt2();
msg_display(errmsg);
msg_fmt_display_add(MSG_fdmount, "%s%s", set_name, post);
process_menu(menu, &status);
if (status != SET_CONTINUE)
return status;
menu = MENU_fdremount;
errmsg = MSG_fdremount;
if (run_program(0, "/sbin/mount -r -t %s %s /mnt2",
fd_type, fd_dev))
continue;
mnt2_mounted = 1;
errmsg = MSG_fdnotfound;
/* Display this because it might take a while.... */
if (run_program(RUN_DISPLAY,
"sh -c '/bin/cat /mnt2/%s.%s %s %s/%s/%s%s'",
set_name, post, write_mode,
target_prefix(), xfer_dir, set_name,
set_postfix(set_name)))
/* XXX: a read error will give a corrupt file! */
continue;
/* We got that file, advance to next fragment */
if (post[1] < 'z')
post[1]++;
else
post[1] = 'a', post[0]++;
write_mode = ">>";
errmsg = "";
menu = MENU_fdok;
}
}
/*
* Load files from floppy. Requires a /mnt2 directory for mounting them.
*/
int
get_via_floppy(void)
{
int rv = -1;
process_menu(MENU_floppysource, &rv);
if (rv == SET_RETRY)
return SET_RETRY;
fetch_fn = floppy_fetch;
/* Set ext_dir for absolute path. */
snprintf(ext_dir_bin, sizeof ext_dir_bin, "%s/%s", target_prefix(), xfer_dir);
snprintf(ext_dir_src, sizeof ext_dir_src, "%s/%s", target_prefix(), xfer_dir);
return SET_OK;
}
/*
* Get the volume name of a ISO9660 file system
*/
static int
get_iso9660_volname(int dev, int sess, char *volname, size_t volnamelen)
{
int blkno, error, last;
static char buf[ISO_BLKSIZE] __aligned(8);
struct iso_volume_descriptor *vd = NULL;
struct iso_primary_descriptor *pd = NULL;
for (blkno = sess+16; blkno < sess+16+100; blkno++) {
error = pread(dev, buf, ISO_BLKSIZE, blkno*ISO_BLKSIZE);
if (error == -1)
return -1;
vd = (struct iso_volume_descriptor *)&buf;
if (memcmp(vd->id, ISO_STANDARD_ID, sizeof(vd->id)) != 0)
return -1;
if (isonum_711((const unsigned char *)&vd->type)
== ISO_VD_PRIMARY) {
pd = (struct iso_primary_descriptor*)buf;
strncpy(volname, pd->volume_id, volnamelen - 1);
volname[volnamelen - 1] = '\0';
last = volnamelen - 1;
while (last >= 0
&& (volname[last] == ' ' || volname[last] == 0))
last--;
volname[last+1] = 0;
return 0;
}
}
return -1;
}
/*
* Local state while iterating CDs and collecting volumes
*/
struct get_available_cds_state {
size_t num_mounted;
struct statvfs *mounted;
struct cd_info *info;
size_t count;
};
/*
* Callback function: if this is a CD, enumerate all volumes on it
*/
static bool
get_available_cds_helper(void *arg, const char *device)
{
struct get_available_cds_state *state = arg;
char dname[16], tname[16], volname[80], *t;
struct disklabel label;
int part, dev, error, sess, ready, tlen;
if (!is_cdrom_device(device, false))
return true;
sprintf(dname, "/dev/r%s%c", device, 'a'+RAW_PART);
tlen = sprintf(tname, "/dev/%s", device);
/* check if this is mounted already */
for (size_t i = 0; i < state->num_mounted; i++) {
if (strncmp(state->mounted[i].f_mntfromname, tname, tlen)
== 0) {
t = state->mounted[i].f_mntfromname + tlen;
if (t[0] >= 'a' && t[0] <= 'z' && t[1] == 0)
return true;
}
}
dev = open(dname, O_RDONLY, 0);
if (dev == -1)
return true;
ready = 0;
error = ioctl(dev, DIOCTUR, &ready);
if (error != 0 || ready == 0) {
close(dev);
return true;
}
error = ioctl(dev, DIOCGDINFO, &label);
close(dev);
if (error != 0)
return true;
for (part = 0; part < label.d_npartitions; part++) {
if (label.d_partitions[part].p_fstype == FS_UNUSED
|| label.d_partitions[part].p_size == 0)
continue;
if (label.d_partitions[part].p_fstype == FS_ISO9660) {
sess = label.d_partitions[part].p_cdsession;
sprintf(dname, "/dev/r%s%c", device, 'a'+part);
dev = open(dname, O_RDONLY, 0);
if (dev == -1)
continue;
error = get_iso9660_volname(dev, sess, volname,
sizeof volname);
close(dev);
if (error)
continue;
sprintf(state->info->device_name,
"%s%c", device, 'a'+part);
sprintf(state->info->menu, "%s (%s)",
state->info->device_name, volname);
} else {
/*
* All install CDs use partition
* a for the sets.
*/
if (part > 0)
continue;
sprintf(state->info->device_name,
"%s%c", device, 'a'+part);
strcpy(state->info->menu, state->info->device_name);
}
state->info++;
if (++state->count >= MAX_CD_INFOS)
return false;
}
return true;
}
/*
* Get a list of all available CD media (not drives!), return
* the number of entries collected.
*/
static int
get_available_cds(void)
{
struct get_available_cds_state data;
int n, m;
memset(&data, 0, sizeof data);
data.info = cds;
n = getvfsstat(NULL, 0, ST_NOWAIT);
if (n > 0) {
data.mounted = calloc(n, sizeof(*data.mounted));
m = getvfsstat(data.mounted, n*sizeof(*data.mounted),
ST_NOWAIT);
assert(m >= 0 && m <= n);
data.num_mounted = m;
}
enumerate_disks(&data, get_available_cds_helper);
free(data.mounted);
return data.count;
}
static int
cd_has_sets(void)
{
/* sanity check */
if (cdrom_dev[0] == 0)
return 0;
/* Mount it */
if (run_program(RUN_SILENT, "/sbin/mount -rt cd9660 /dev/%s /mnt2",
cdrom_dev) != 0)
return 0;
mnt2_mounted = 1;
snprintf(ext_dir_bin, sizeof ext_dir_bin, "%s/%s", "/mnt2", set_dir_bin);
snprintf(ext_dir_src, sizeof ext_dir_src, "%s/%s", "/mnt2", set_dir_src);
return dir_exists_p(ext_dir_bin);
}
/*
* Check whether we can remove the boot media.
* If it is not a local filesystem, return -1.
* If we can not decide for sure (can not tell MD content from plain ffs
* on hard disk, for example), return 0.
* If it is a CD/DVD, return 1.
*/
int
boot_media_still_needed(void)
{
struct statvfs sb;
if (statvfs("/", &sb) == 0) {
if (!(sb.f_flag & ST_LOCAL))
return -1;
if (strcmp(sb.f_fstypename, MOUNT_CD9660) == 0
|| strcmp(sb.f_fstypename, MOUNT_UDF) == 0)
return 1;
}
return 0;
}
bool
root_is_read_only(void)
{
struct statvfs sb;
if (statvfs("/", &sb) == 0)
return sb.f_flag & ST_RDONLY;
return false;
}
/*
* Get from a CDROM distribution.
* Also used on "installation using bootable install media"
* as the default option in the "distmedium" menu.
*/
int
get_via_cdrom(void)
{
menu_ent cd_menu[MAX_CD_INFOS];
struct stat sb;
int rv, num_cds, menu_cd, i, selected_cd = 0;
int mib[2];
char rootdev[SSTRSIZE] = "";
size_t varlen;
/* If root is not md(4) and we have set dir, skip this step. */
mib[0] = CTL_KERN;
mib[1] = KERN_ROOT_DEVICE;
varlen = sizeof(rootdev);
(void)sysctl(mib, 2, rootdev, &varlen, NULL, 0);
if (stat(set_dir_bin, &sb) == 0 && S_ISDIR(sb.st_mode) &&
strncmp("md", rootdev, 2) != 0) {
strlcpy(ext_dir_bin, set_dir_bin, sizeof ext_dir_bin);
strlcpy(ext_dir_src, set_dir_src, sizeof ext_dir_src);
return SET_OK;
}
memset(cd_menu, 0, sizeof(cd_menu));
num_cds = get_available_cds();
if (num_cds <= 0) {
msg_display(MSG_No_cd_found);
cdrom_dev[0] = 0;
} else if (num_cds == 1) {
/* single CD found, check for sets on it */
strcpy(cdrom_dev, cds[0].device_name);
if (cd_has_sets())
return SET_OK;
} else {
for (i = 0; i< num_cds; i++) {
cd_menu[i].opt_name = cds[i].menu;
cd_menu[i].opt_flags = OPT_EXIT;
cd_menu[i].opt_action = set_menu_select;
}
/* create a menu offering available choices */
menu_cd = new_menu(MSG_Available_cds,
cd_menu, num_cds, -1, 4, 0, 0,
MC_SCROLL | MC_NOEXITOPT,
NULL, NULL, NULL, NULL, NULL);
if (menu_cd == -1)
return SET_RETRY;
msg_display(MSG_ask_cd);
process_menu(menu_cd, &selected_cd);
free_menu(menu_cd);
strcpy(cdrom_dev, cds[selected_cd].device_name);
if (cd_has_sets())
return SET_OK;
}
if (num_cds >= 1 && mnt2_mounted) {
umount_mnt2();
hit_enter_to_continue(MSG_cd_path_not_found, NULL);
}
/* ask for paths on the CD */
rv = -1;
process_menu(MENU_cdromsource, &rv);
if (rv == SET_RETRY || rv == SET_ABANDON)
return rv;
if (cd_has_sets())
return SET_OK;
return SET_RETRY;
}
/*
* Get from a pathname inside an unmounted local filesystem
* (e.g., where sets were preloaded onto a local DOS partition)
*/
int
get_via_localfs(void)
{
int rv = -1;
/* Get device, filesystem, and filepath */
process_menu (MENU_localfssource, &rv);
if (rv == SET_RETRY)
return SET_RETRY;
/* Mount it */
if (run_program(0, "/sbin/mount -rt %s /dev/%s /mnt2",
localfs_fs, localfs_dev))
return SET_RETRY;
mnt2_mounted = 1;
snprintf(ext_dir_bin, sizeof ext_dir_bin, "%s/%s/%s",
"/mnt2", localfs_dir, set_dir_bin);
snprintf(ext_dir_src, sizeof ext_dir_src, "%s/%s/%s",
"/mnt2", localfs_dir, set_dir_src);
return SET_OK;
}
/*
* Get from an already-mounted pathname.
*/
int
get_via_localdir(void)
{
int rv = -1;
/* Get filepath */
process_menu(MENU_localdirsource, &rv);
if (rv == SET_RETRY)
return SET_RETRY;
/*
* We have to have an absolute path ('cos pax runs in a
* different directory), make it so.
*/
snprintf(ext_dir_bin, sizeof ext_dir_bin, "/%s/%s", localfs_dir, set_dir_bin);
snprintf(ext_dir_src, sizeof ext_dir_src, "/%s/%s", localfs_dir, set_dir_src);
return SET_OK;
}
/*
* Support for custom distribution fetches / unpacks.
*/
unsigned int
set_X11_selected(void)
{
int i;
for (i = SET_X11_FIRST; ++i < SET_X11_LAST;)
if (set_status[i] & SET_SELECTED)
return 1;
return 0;
}
unsigned int
get_kernel_set(void)
{
int i;
for (i = SET_KERNEL_FIRST; ++i < SET_KERNEL_LAST;)
if (set_status[i] & SET_SELECTED)
return i;
return SET_NONE;
}
void
set_kernel_set(unsigned int kernel_set)
{
int i;
/* only one kernel set is allowed */
for (i = SET_KERNEL_FIRST; ++i < SET_KERNEL_LAST;)
set_status[i] &= ~SET_SELECTED;
set_status[kernel_set] |= SET_SELECTED;
}
void
set_noextract_set(unsigned int set)
{
set_status[set] |= SET_NO_EXTRACT;
}
static int
set_toggle(menudesc *menu, void *arg)
{
distinfo **distp = arg;
int set = distp[menu->cursel]->set;
if (set > SET_KERNEL_FIRST && set < SET_KERNEL_LAST &&
!(set_status[set] & SET_SELECTED))
set_kernel_set(set);
else
set_status[set] ^= SET_SELECTED;
return 0;
}
static int
set_all_none(menudesc *menu, void *arg, int set, int clr)
{
distinfo **distp = arg;
distinfo *dist = *distp;
int nested;
for (nested = 0; dist->set != SET_GROUP_END || nested--; dist++) {
if (dist->set == SET_GROUP) {
nested++;
continue;
}
set_status[dist->set] = (set_status[dist->set] & ~clr) | set;
}
return 0;
}
static int
set_all(menudesc *menu, void *arg)
{
return set_all_none(menu, arg, SET_SELECTED, 0);
}
static int
set_none(menudesc *menu, void *arg)
{
return set_all_none(menu, arg, 0, SET_SELECTED);
}
static void
set_label(menudesc *menu, int opt, void *arg)
{
distinfo **distp = arg;
distinfo *dist = distp[opt];
const char *selected;
const char *desc;
int nested;
desc = dist->desc;
if (dist->set != SET_GROUP)
selected = set_status[dist->set] & SET_SELECTED ? msg_yes : msg_no;
else {
/* sub menu - display None/Some/All */
nested = 0;
selected = "unknown";
while ((++dist)->set != SET_GROUP_END || nested--) {
if (dist->set == SET_GROUP) {
nested++;
continue;
}
if (!(set_status[dist->set] & SET_VALID))
continue;
if (set_status[dist->set] & SET_SELECTED) {
if (selected == msg_none) {
selected = msg_some;
break;
}
selected = msg_all;
} else {
if (selected == msg_all) {
selected = msg_some;
break;
}
selected = msg_none;
}
}
}
wprintw(menu->mw, "%-30s %s", msg_string(desc), selected);
}
static int set_sublist(menudesc *menu, void *arg);
static int
initialise_set_menu(distinfo *dist, menu_ent *me, distinfo **de, int all_none)
{
int set;
int sets;
int nested;
for (sets = 0; ; dist++) {
set = dist->set;
if (set == SET_LAST || set == SET_GROUP_END)
break;
if (!(set_status[set] & SET_VALID))
continue;
*de = dist;
memset(me, 0, sizeof(*me));
if (set != SET_GROUP)
me->opt_action = set_toggle;
else {
/* Collapse sublist */
nested = 0;
while ((++dist)->set != SET_GROUP_END || nested--) {
if (dist->set == SET_GROUP)
nested++;
}
me->opt_action = set_sublist;
}
sets++;
de++;
me++;
}
if (all_none) {
me->opt_name = MSG_select_all;
me->opt_action = set_all;
me++;
me->opt_name = MSG_select_none;
me->opt_action = set_none;
sets += 2;
}
return sets;
}
static int
set_sublist(menudesc *menu, void *arg)
{
distinfo *de[SET_LAST];
menu_ent me[SET_LAST];
distinfo **dist = arg;
int menu_no;
int sets;
memset(me, 0, sizeof(me));
sets = initialise_set_menu(dist[menu->cursel] + 1, me, de, 1);
menu_no = new_menu(NULL, me, sets, 20, 10, 0, select_menu_width,
MC_SUBMENU | MC_SCROLL | MC_DFLTEXIT,
NULL, set_label, NULL, NULL,
MSG_install_selected_sets);
process_menu(menu_no, de);
free_menu(menu_no);
return 0;
}
void
customise_sets(void)
{
distinfo *de[SET_LAST];
menu_ent me[SET_LAST];
int sets;
int menu_no;
msg_display(MSG_cur_distsets);
msg_table_add(MSG_cur_distsets_header);
memset(me, 0, sizeof(me));
sets = initialise_set_menu(dist_list, me, de, 0);
menu_no = new_menu(NULL, me, sets, 0, 5, 0, select_menu_width,
MC_SCROLL | MC_NOBOX | MC_DFLTEXIT | MC_NOCLEAR,
NULL, set_label, NULL, NULL,
MSG_install_selected_sets);
process_menu(menu_no, de);
free_menu(menu_no);
}
/*
* Extract_file **REQUIRES** an absolute path in ext_dir. Any code
* that sets up xfer_dir for use by extract_file needs to put in the
* full path name to the directory.
*/
int
extract_file(distinfo *dist, int update)
{
const char *dest_dir = NULL;
if (update && (dist->set == SET_ETC || dist->set == SET_X11_ETC)) {
dest_dir = "/.sysinst";
make_target_dir(dest_dir);
} else if (dist->set == SET_PKGSRC)
dest_dir = "/usr";
else
dest_dir = "/";
return extract_file_to(dist, update, dest_dir, NULL, true);
}
int
extract_file_to(distinfo *dist, int update, const char *dest_dir,
const char *extr_pattern, bool do_stats)
{
char path[STRSIZE];
char *owd;
int rval;
/* If we might need to tidy up, ensure directory exists */
if (fetch_fn != NULL)
make_target_dir(xfer_dir);
(void)snprintf(path, sizeof path, "%s/%s%s",
ext_dir_for_set(dist->name), dist->name, set_postfix(dist->name));
owd = getcwd(NULL, 0);
/* Do we need to fetch the file now? */
if (fetch_fn != NULL) {
rval = fetch_fn(dist->name);
if (rval != SET_OK)
return rval;
}
/* check tarfile exists */