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-rw-r--r--mdk-stage1/stage1.c457
1 files changed, 229 insertions, 228 deletions
diff --git a/mdk-stage1/stage1.c b/mdk-stage1/stage1.c
index 1a9a9d623..be9b08301 100644
--- a/mdk-stage1/stage1.c
+++ b/mdk-stage1/stage1.c
@@ -72,8 +72,8 @@
void fatal_error(char *msg)
{
- printf("FATAL ERROR IN STAGE1: %s\n\nI can't recover from this.\nYou may reboot your system.\n", msg);
- while (1);
+ printf("FATAL ERROR IN STAGE1: %s\n\nI can't recover from this.\nYou may reboot your system.\n", msg);
+ while (1);
}
@@ -83,33 +83,33 @@ void fatal_error(char *msg)
void stg1_error_message(char *msg, ...)
{
- va_list args;
- va_start(args, msg);
- unset_automatic();
- verror_message(msg, args);
- va_end(args);
+ va_list args;
+ va_start(args, msg);
+ unset_automatic();
+ verror_message(msg, args);
+ va_end(args);
}
void stg1_fatal_message(char *msg, ...)
{
- va_list args;
- va_start(args, msg);
- unset_automatic();
- verror_message(msg, args);
- va_end(args);
+ va_list args;
+ va_start(args, msg);
+ unset_automatic();
+ verror_message(msg, args);
+ va_end(args);
exit(1);
}
void stg1_info_message(char *msg, ...)
{
- va_list args;
- va_start(args, msg);
- if (IS_AUTOMATIC) {
- vlog_message(msg, args);
- return;
- }
- vinfo_message(msg, args);
- va_end(args);
+ va_list args;
+ va_start(args, msg);
+ if (IS_AUTOMATIC) {
+ vlog_message(msg, args);
+ return;
+ }
+ vinfo_message(msg, args);
+ va_end(args);
}
@@ -120,39 +120,39 @@ static pid_t shell_pid = 0;
* spawns a shell on console #2 */
static void spawn_shell(void)
{
- int fd;
- char * shell_name[] = { "/sbin/sh", NULL };
-
- log_message("spawning a shell");
-
- if (!IS_TESTING) {
- fd = open("/dev/tty2", O_RDWR);
- if (fd == -1) {
- log_message("cannot open /dev/tty2 -- no shell will be provided");
- return;
- }
- else if (access(shell_name[0], X_OK)) {
- log_message("cannot open shell - %s doesn't exist", shell_name[0]);
- return;
- }
-
- if (!(shell_pid = fork())) {
- dup2(fd, 0);
- dup2(fd, 1);
- dup2(fd, 2);
-
- close(fd);
- setsid();
- if (ioctl(0, TIOCSCTTY, NULL))
- log_perror("could not set new controlling tty");
-
- execv(shell_name[0], shell_name);
- log_message("execve of %s failed: %s", shell_name[0], strerror(errno));
- exit(-1);
- }
-
- close(fd);
- }
+ int fd;
+ char * shell_name[] = { "/sbin/sh", NULL };
+
+ log_message("spawning a shell");
+
+ if (!IS_TESTING) {
+ fd = open("/dev/tty2", O_RDWR);
+ if (fd == -1) {
+ log_message("cannot open /dev/tty2 -- no shell will be provided");
+ return;
+ }
+ else if (access(shell_name[0], X_OK)) {
+ log_message("cannot open shell - %s doesn't exist", shell_name[0]);
+ return;
+ }
+
+ if (!(shell_pid = fork())) {
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+
+ close(fd);
+ setsid();
+ if (ioctl(0, TIOCSCTTY, NULL))
+ log_perror("could not set new controlling tty");
+
+ execv(shell_name[0], shell_name);
+ log_message("execve of %s failed: %s", shell_name[0], strerror(errno));
+ exit(-1);
+ }
+
+ close(fd);
+ }
}
#endif
@@ -163,54 +163,54 @@ static pid_t interactive_pid = 0;
/* spawns my small interactive on console #6 */
static void spawn_interactive(void)
{
- int fd;
- char * dev = "/dev/tty6";
-
- printf("spawning my interactive on %s\n", dev);
-
- if (!IS_TESTING) {
- fd = open(dev, O_RDWR);
- if (fd == -1) {
- printf("cannot open %s -- no interactive\n", dev);
- return;
- }
-
- if (mkfifo(interactive_fifo, O_RDWR)) {
- printf("cannot create fifo -- no interactive\n");
- return;
- }
-
- if (!(interactive_pid = fork())) {
- int fif_out;
-
- dup2(fd, 0);
- dup2(fd, 1);
- dup2(fd, 2);
-
- close(fd);
- setsid();
- if (ioctl(0, TIOCSCTTY, NULL))
- perror("could not set new controlling tty");
-
- fif_out = open(interactive_fifo, O_WRONLY);
- printf("Please enter your command (availables: [+,-] [rescue]).\n");
-
- while (1) {
- char s[50];
- int i = 0;
- printf("? ");
- fflush(stdout);
- read(0, &(s[i++]), 1);
- fcntl(0, F_SETFL, O_NONBLOCK);
- while (read(0, &(s[i++]), 1) > 0 && i < sizeof(s));
- fcntl(0, F_SETFL, 0);
- write(fif_out, s, i-2);
- printf("Ok.\n");
- }
- }
-
- close(fd);
- }
+ int fd;
+ char * dev = "/dev/tty6";
+
+ printf("spawning my interactive on %s\n", dev);
+
+ if (!IS_TESTING) {
+ fd = open(dev, O_RDWR);
+ if (fd == -1) {
+ printf("cannot open %s -- no interactive\n", dev);
+ return;
+ }
+
+ if (mkfifo(interactive_fifo, O_RDWR)) {
+ printf("cannot create fifo -- no interactive\n");
+ return;
+ }
+
+ if (!(interactive_pid = fork())) {
+ int fif_out;
+
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+
+ close(fd);
+ setsid();
+ if (ioctl(0, TIOCSCTTY, NULL))
+ perror("could not set new controlling tty");
+
+ fif_out = open(interactive_fifo, O_WRONLY);
+ printf("Please enter your command (availables: [+,-] [rescue]).\n");
+
+ while (1) {
+ char s[50];
+ int i = 0;
+ printf("? ");
+ fflush(stdout);
+ read(0, &(s[i++]), 1);
+ fcntl(0, F_SETFL, O_NONBLOCK);
+ while (read(0, &(s[i++]), 1) > 0 && i < sizeof(s));
+ fcntl(0, F_SETFL, 0);
+ write(fif_out, s, i-2);
+ printf("Ok.\n");
+ }
+ }
+
+ close(fd);
+ }
}
#endif
@@ -220,36 +220,37 @@ static void handle_pcmcia(void)
{
char * pcmcia_adapter;
- pcmcia_adapter = pcmcia_probe();
- if (!pcmcia_adapter) {
- log_message("no pcmcia adapter found");
- return;
- }
- my_insmod("pcmcia_core", ANY_DRIVER_TYPE, NULL, 0);
- my_insmod(pcmcia_adapter, ANY_DRIVER_TYPE, NULL, 0);
- /* ds is an alias for pcmcia in recent 2.6 kernels
+ pcmcia_adapter = pcmcia_probe();
+ if (!pcmcia_adapter) {
+ log_message("no pcmcia adapter found");
+ return;
+ }
+ my_insmod("pcmcia_core", ANY_DRIVER_TYPE, NULL, 0);
+ my_insmod(pcmcia_adapter, ANY_DRIVER_TYPE, NULL, 0);
+ /* ds is an alias for pcmcia in recent 2.6 kernels
but we don't have modules.alias in install, so try to load both */
- my_insmod("ds", ANY_DRIVER_TYPE, NULL, 0);
- my_insmod("pcmcia", ANY_DRIVER_TYPE, NULL, 0);
-
+ my_insmod("ds", ANY_DRIVER_TYPE, NULL, 0);
+ my_insmod("pcmcia", ANY_DRIVER_TYPE, NULL, 0);
+
/* setup a dynamic resource database for non statically mapped PCMCIA sockets */
- pcmcia_socket_startup(-1);
+ pcmcia_socket_startup(-1);
- add_to_env("PCMCIA", pcmcia_adapter);
+ add_to_env("PCMCIA", pcmcia_adapter);
}
#endif
#ifndef ENABLE_NETWORK_STANDALONE
static void handle_hid(void)
{
- struct hid_entries entry_list;
- unsigned int i;
-
- entry_list = hid_probe();
- for (i = 0; i < entry_list.nb; i++) {
- if (entry_list.entries[i].module != NULL)
- my_insmod(entry_list.entries[i].module, ANY_DRIVER_TYPE, NULL, 0);
- }
+ struct hid_entries entry_list;
+ unsigned int i;
+
+ entry_list = hid_probe();
+ for (i = 0; i < entry_list.nb; i++) {
+ if (entry_list.entries[i].module != NULL)
+ my_insmod(entry_list.entries[i].module, ANY_DRIVER_TYPE, NULL, 0);
+ }
+ my_insmod("hid_generic", ANY_DRIVER_TYPE, NULL, 0);
}
@@ -258,85 +259,85 @@ static void handle_hid(void)
static void method_select_and_prepare(void)
{
- enum return_type results;
- char * choice;
- char * means[10], * means_auto[10];
- int i;
+ enum return_type results;
+ char * choice;
+ char * means[10], * means_auto[10];
+ int i;
#ifndef DISABLE_DISK
- char * disk_install = "Hard disk"; char * disk_install_auto = "disk";
+ char * disk_install = "Hard disk"; char * disk_install_auto = "disk";
#endif
#ifndef DISABLE_CDROM
- char * cdrom_install = "CDROM drive"; char * cdrom_install_auto = "cdrom";
+ char * cdrom_install = "CDROM drive"; char * cdrom_install_auto = "cdrom";
#endif
#ifndef DISABLE_NETWORK
- char * network_nfs_install = "NFS server"; char * network_nfs_install_auto = "nfs";
- char * network_ftp_install = "FTP server"; char * network_ftp_install_auto = "ftp";
- char * network_http_install = "HTTP server"; char * network_http_install_auto = "http";
+ char * network_nfs_install = "NFS server"; char * network_nfs_install_auto = "nfs";
+ char * network_ftp_install = "FTP server"; char * network_ftp_install_auto = "ftp";
+ char * network_http_install = "HTTP server"; char * network_http_install_auto = "http";
#ifndef DISABLE_KA
- char * network_ka_install = "KA server"; char * network_ka_install_auto = "ka";
+ char * network_ka_install = "KA server"; char * network_ka_install_auto = "ka";
#endif
#endif
- char * thirdparty_install = "Load third party modules"; char * thirdparty_install_auto = "thirdparty";
+ char * thirdparty_install = "Load third party modules"; char * thirdparty_install_auto = "thirdparty";
- i = 0;
+ i = 0;
#ifndef DISABLE_NETWORK
- means[i] = network_nfs_install; means_auto[i++] = network_nfs_install_auto;
- means[i] = network_ftp_install; means_auto[i++] = network_ftp_install_auto;
- means[i] = network_http_install; means_auto[i++] = network_http_install_auto;
+ means[i] = network_nfs_install; means_auto[i++] = network_nfs_install_auto;
+ means[i] = network_ftp_install; means_auto[i++] = network_ftp_install_auto;
+ means[i] = network_http_install; means_auto[i++] = network_http_install_auto;
#ifndef DISABLE_KA
- means[i] = network_ka_install; means_auto[i++] = network_ka_install_auto;
+ means[i] = network_ka_install; means_auto[i++] = network_ka_install_auto;
#endif
#endif
#ifndef DISABLE_CDROM
- means[i] = cdrom_install; means_auto[i++] = cdrom_install_auto;
+ means[i] = cdrom_install; means_auto[i++] = cdrom_install_auto;
#endif
#ifndef DISABLE_DISK
- means[i] = disk_install; means_auto[i++] = disk_install_auto;
+ means[i] = disk_install; means_auto[i++] = disk_install_auto;
#endif
- means[i] = thirdparty_install; means_auto[i++] = thirdparty_install_auto;
- means[i] = NULL;
+ means[i] = thirdparty_install; means_auto[i++] = thirdparty_install_auto;
+ means[i] = NULL;
- unlink(IMAGE_LOCATION);
+ unlink(IMAGE_LOCATION);
- results = ask_from_list_auto("Please choose the installation method.", means, &choice, "method", means_auto);
+ results = ask_from_list_auto("Please choose the installation method.", means, &choice, "method", means_auto);
- if (results != RETURN_OK)
- return method_select_and_prepare();
+ if (results != RETURN_OK)
+ return method_select_and_prepare();
#ifndef DISABLE_CDROM
- if (!strcmp(choice, cdrom_install))
- results = cdrom_prepare();
+ if (!strcmp(choice, cdrom_install))
+ results = cdrom_prepare();
#endif
#ifndef DISABLE_DISK
- if (!strcmp(choice, disk_install))
- results = disk_prepare();
+ if (!strcmp(choice, disk_install))
+ results = disk_prepare();
#endif
-
+
#ifndef DISABLE_NETWORK
- if (!strcmp(choice, network_nfs_install))
- results = nfs_prepare();
+ if (!strcmp(choice, network_nfs_install))
+ results = nfs_prepare();
- if (!strcmp(choice, network_ftp_install))
- results = ftp_prepare();
-
- if (!strcmp(choice, network_http_install))
- results = http_prepare();
+ if (!strcmp(choice, network_ftp_install))
+ results = ftp_prepare();
+
+ if (!strcmp(choice, network_http_install))
+ results = http_prepare();
#ifndef DISABLE_KA
- if (!strcmp(choice, network_ka_install))
- results = ka_prepare();
+ if (!strcmp(choice, network_ka_install))
+ results = ka_prepare();
#endif
#endif
- if (!strcmp(choice, thirdparty_install)) {
- thirdparty_load_modules();
- return method_select_and_prepare();
+ if (!strcmp(choice, thirdparty_install)) {
+ thirdparty_load_modules();
+ return method_select_and_prepare();
}
- if (results != RETURN_OK)
- return method_select_and_prepare();
+ if (results != RETURN_OK)
+ return method_select_and_prepare();
/* try to find third party modules on the install media */
thirdparty_load_media_modules();
@@ -355,9 +356,9 @@ static enum return_type create_initial_fs_symlinks(char* symlinks)
buf[strlen(buf)-1] = '\0'; // trim \n
if (sscanf(buf, "%s %s", oldpath, newpath) != 2) {
sprintf(oldpath, "%s%s", STAGE2_LOCATION, buf);
- sprintf(newpath, "%s", buf);
+ sprintf(newpath, "%s", buf);
}
- recursiveRemove_if_it_exists(newpath);
+ recursiveRemove_if_it_exists(newpath);
log_message("creating symlink %s -> %s", oldpath, newpath);
if (scall(symlink(oldpath, newpath), "symlink"))
return RETURN_ERROR;
@@ -368,23 +369,23 @@ static enum return_type create_initial_fs_symlinks(char* symlinks)
void finish_preparing(void)
{
- recursiveRemove("/init");
+ recursiveRemove("/init");
- if (create_initial_fs_symlinks(STAGE2_LOCATION "/usr/share/symlinks") != RETURN_OK)
- stg1_fatal_message("Fatal error finishing initialization.");
+ if (create_initial_fs_symlinks(STAGE2_LOCATION "/usr/share/symlinks") != RETURN_OK)
+ stg1_fatal_message("Fatal error finishing initialization.");
- /* /tmp/syslog is used by the second init, so it must be copied now, not in stage2 */
- /* we remove it to ensure the old one is not copied over it in stage2 */
+ /* /tmp/syslog is used by the second init, so it must be copied now, not in stage2 */
+ /* we remove it to ensure the old one is not copied over it in stage2 */
#ifdef SPAWN_SHELL
- if (shell_pid != 0) {
- int fd;
- const char *clear = "\033[H\033[J";
- kill(shell_pid, 9);
- log_message("killed shell");
- fd = open("/dev/tty2", O_RDWR);
- write(fd, clear, strlen(clear));
- close(fd);
+ if (shell_pid != 0) {
+ int fd;
+ const char *clear = "\033[H\033[J";
+ kill(shell_pid, 9);
+ log_message("killed shell");
+ fd = open("/dev/tty2", O_RDWR);
+ write(fd, clear, strlen(clear));
+ close(fd);
}
#endif
}
@@ -392,83 +393,83 @@ void finish_preparing(void)
int main(int argc __attribute__ ((unused)), char **argv __attribute__ ((unused)), char **env)
{
#ifdef ENABLE_NETWORK_STANDALONE
- open_log();
- init_frontend("");
+ open_log();
+ init_frontend("");
- unlink("/etc/resolv.conf"); /* otherwise it is read-only */
- set_param(MODE_AUTOMATIC);
- grab_automatic_params("network:dhcp");
+ unlink("/etc/resolv.conf"); /* otherwise it is read-only */
+ set_param(MODE_AUTOMATIC);
+ grab_automatic_params("network:dhcp");
- intf_select_and_up();
- finish_frontend();
- return 0;
+ intf_select_and_up();
+ finish_frontend();
+ return 0;
#else
- if (getenv("DEBUGSTAGE1")) {
- set_param(MODE_DEBUGSTAGE1);
- set_param(MODE_TESTING);
+ if (getenv("DEBUGSTAGE1")) {
+ set_param(MODE_DEBUGSTAGE1);
+ set_param(MODE_TESTING);
}
#ifdef SPAWN_INTERACTIVE
- spawn_interactive();
+ spawn_interactive();
#endif
- open_log();
- log_message("welcome to the " DISTRIB_NAME " install (mdk-stage1, version " DISTRIB_VERSION " built " __DATE__ " " __TIME__")");
- process_cmdline();
+ open_log();
+ log_message("welcome to the " DISTRIB_NAME " install (mdk-stage1, version " DISTRIB_VERSION " built " __DATE__ " " __TIME__")");
+ process_cmdline();
#ifdef SPAWN_SHELL
- spawn_shell();
+ spawn_shell();
#endif
- init_modules_insmoding();
- init_firmware_loader();
- init_frontend("Welcome to " DISTRIB_DESCR ", " __DATE__ " " __TIME__);
+ init_modules_insmoding();
+ init_firmware_loader();
+ init_frontend("Welcome to " DISTRIB_DESCR ", " __DATE__ " " __TIME__);
- probe_that_type(VIRTIO_DEVICES, BUS_ANY);
+ probe_that_type(VIRTIO_DEVICES, BUS_ANY);
/* load usb interface as soon as possible, helps usb mouse detection in stage2 */
- probe_that_type(USB_CONTROLLERS, BUS_USB);
+ probe_that_type(USB_CONTROLLERS, BUS_USB);
- if (IS_THIRDPARTY)
- thirdparty_load_modules();
+ if (IS_THIRDPARTY)
+ thirdparty_load_modules();
#ifdef ENABLE_PCMCIA
- if (!IS_NOAUTO)
- handle_pcmcia();
+ if (!IS_NOAUTO)
+ handle_pcmcia();
#endif
- handle_hid();
+ handle_hid();
- if (IS_CHANGEDISK)
- stg1_info_message("You are starting the installation with an alternate booting method. "
- "Please change your disk, and insert the Installation disk.");
+ if (IS_CHANGEDISK)
+ stg1_info_message("You are starting the installation with an alternate booting method. "
+ "Please change your disk, and insert the Installation disk.");
- if (IS_RESCUE && total_memory() < MEM_LIMIT_RESCUE) {
- stg1_error_message("You are starting the rescue with a low memory configuration. "
- "Our experience shows that your system may crash at any point "
- "or lock up for no apparent reason. Continue at "
- "your own risk. Alternatively, you may reboot your system now.");
- }
+ if (IS_RESCUE && total_memory() < MEM_LIMIT_RESCUE) {
+ stg1_error_message("You are starting the rescue with a low memory configuration. "
+ "Our experience shows that your system may crash at any point "
+ "or lock up for no apparent reason. Continue at "
+ "your own risk. Alternatively, you may reboot your system now.");
+ }
method_select_and_prepare();
- thirdparty_destroy();
+ thirdparty_destroy();
- if (access(STAGE2_LOCATION, R_OK) != 0)
- if (symlink(IMAGE_LOCATION_REL "/" LIVE_LOCATION_REL, STAGE2_LOCATION) != 0)
- log_perror("symlink from " IMAGE_LOCATION_REL "/" LIVE_LOCATION_REL " to " STAGE2_LOCATION " failed");
+ if (access(STAGE2_LOCATION, R_OK) != 0)
+ if (symlink(IMAGE_LOCATION_REL "/" LIVE_LOCATION_REL, STAGE2_LOCATION) != 0)
+ log_perror("symlink from " IMAGE_LOCATION_REL "/" LIVE_LOCATION_REL " to " STAGE2_LOCATION " failed");
#ifdef SPAWN_INTERACTIVE
- if (interactive_pid != 0)
- kill(interactive_pid, 9);
+ if (interactive_pid != 0)
+ kill(interactive_pid, 9);
#endif
- finish_preparing();
+ finish_preparing();
- finish_frontend();
- close_log();
+ finish_frontend();
+ close_log();
- if (IS_RESCUE)
- return 66; /* ask init to exec new init */
- else
- return 0x35; /* ask init to run stage2 binary */
+ if (IS_RESCUE)
+ return 66; /* ask init to exec new init */
+ else
+ return 0x35; /* ask init to run stage2 binary */
#endif
}
generated by cgit v1.2.1 (git 2.21.0) at 2024-05-22 13:41:30 +0000