Sync up busybox with the latest and greatest. This is not stuff for
the Embedix release.
-Erik
diff --git a/init/init.c b/init/init.c
index b4ab1c7..9134363 100644
--- a/init/init.c
+++ b/init/init.c
@@ -106,11 +106,11 @@
initAction* initActionList = NULL;
-static char *console = _PATH_CONSOLE;
static char *secondConsole = VT_SECONDARY;
static char *log = VT_LOG;
static int kernelVersion = 0;
-static char *termType = NULL;
+static char termType[32] = "TERM=ansi";
+static char console[32] = _PATH_CONSOLE;
/* try to open up the specified device */
@@ -258,41 +258,37 @@
struct serial_struct sr;
char *s;
- if ((s = getenv("CONSOLE")) != NULL) {
- termType = s;
- } else {
- termType = "TERM=vt100";
+ if ((s = getenv("TERM")) != NULL) {
+ snprintf(termType,sizeof(termType)-1,"TERM=%s",s);
}
if ((s = getenv("CONSOLE")) != NULL) {
- console = s;
+ snprintf(console, sizeof(console)-1, "%s",s);
}
#if #cpu(sparc)
/* sparc kernel supports console=tty[ab] parameter which is also
* passed to init, so catch it here */
- else if ((s = getenv("console")) != NULL) {
+ else if ((s = getenv("console")) != NULL) {*/
/* remap tty[ab] to /dev/ttyS[01] */
if (strcmp( s, "ttya" )==0)
- console = SERIAL_CON0;
+ snprintf(console, sizeof(console)-1, "%s", SERIAL_CON0);
else if (strcmp( s, "ttyb" )==0)
- console = SERIAL_CON1;
+ snprintf(console, sizeof(console)-1, "%s", SERIAL_CON1);
}
#endif
else {
struct vt_stat vt;
- static char the_console[13];
- console = the_console;
/* 2.2 kernels: identify the real console backend and try to use it */
if (ioctl(0, TIOCGSERIAL, &sr) == 0) {
/* this is a serial console */
- snprintf( the_console, sizeof the_console, "/dev/ttyS%d", sr.line );
+ snprintf(console, sizeof(console)-1, "/dev/ttyS%d", sr.line);
}
else if (ioctl(0, VT_GETSTATE, &vt) == 0) {
/* this is linux virtual tty */
- snprintf( the_console, sizeof the_console, "/dev/tty%d", vt.v_active );
+ snprintf(console, sizeof(console)-1, "/dev/tty%d", vt.v_active);
} else {
- console = _PATH_CONSOLE;
+ snprintf(console, sizeof(console)-1, "%s", _PATH_CONSOLE);
tried_devcons++;
}
}
@@ -301,25 +297,25 @@
/* Can't open selected console -- try /dev/console */
if (!tried_devcons) {
tried_devcons++;
- console = _PATH_CONSOLE;
+ snprintf(console, sizeof(console)-1, "%s", _PATH_CONSOLE);
continue;
}
/* Can't open selected console -- try vt1 */
if (!tried_vtprimary) {
tried_vtprimary++;
- console = VT_PRIMARY;
+ snprintf(console, sizeof(console)-1, "%s", VT_PRIMARY);
continue;
}
break;
}
- if (fd < 0)
+ if (fd < 0) {
/* Perhaps we should panic here? */
- console = "/dev/null";
- else {
+ snprintf(console, sizeof(console)-1, "/dev/null");
+ } else {
/* check for serial console and disable logging to tty3 & running a
* shell to tty2 */
if (ioctl(0,TIOCGSERIAL,&sr) == 0) {
- message(LOG|CONSOLE, "serial console detected. Disabling virtual terminals.\r\n", console );
+ message(LOG|CONSOLE, "serial console detected. Disabling virtual terminals.\r\n" );
log = NULL;
secondConsole = NULL;
}
@@ -337,15 +333,14 @@
char* cmd[255];
static const char press_enter[] =
"\nPlease press Enter to activate this console. ";
- static char * environment[] = {
+ char* environment[] = {
"HOME=/",
"PATH=/usr/bin:/bin:/usr/sbin:/sbin",
"SHELL=/bin/sh",
- 0,
+ termType,
"USER=root",
0
};
- environment[3]=termType;
if ((pid = fork()) == 0) {
@@ -389,24 +384,23 @@
}
/* Log the process name and args */
- message(LOG|CONSOLE, "Starting pid %d, console %s: '",
+ message(LOG, "Starting pid %d, console %s: '",
shell_pgid, terminal, command);
/* Convert command (char*) into cmd (char**, one word per string) */
for (tmpCmd=command, i=0; (tmpCmd=strsep(&command, " \t")) != NULL;) {
if (*tmpCmd != '\0') {
cmd[i] = tmpCmd;
- message(LOG|CONSOLE, "%s ", tmpCmd);
+ message(LOG, "%s ", tmpCmd);
tmpCmd++;
i++;
}
}
cmd[i] = NULL;
- message(LOG|CONSOLE, "'\r\n");
+ message(LOG, "'\r\n");
/* Now run it. The new program will take over this PID,
* so nothing further in init.c should be run. */
- //execvp(cmd[0], cmd);
execve(cmd[0], cmd, environment);
/* We're still here? Some error happened. */
@@ -541,8 +535,8 @@
} else
strncpy(newAction->console, console, 255);
newAction->pid = 0;
- message(LOG|CONSOLE, "process='%s' action='%d' console='%s'\n",
- newAction->process, newAction->action, newAction->console);
+// message(LOG|CONSOLE, "process='%s' action='%d' console='%s'\n",
+// newAction->process, newAction->action, newAction->console);
}
void delete_initAction (initAction *action)
@@ -673,6 +667,9 @@
usage( "init\n\nInit is the parent of all processes.\n\n"
"This version of init is designed to be run only by the kernel\n");
}
+ /* Fix up argv[0] to be certain we claim to be init */
+ strncpy(argv[0], "init", strlen(argv[0]));
+
/* Set up sig handlers -- be sure to
* clear all of these in run() */
signal(SIGUSR1, halt_signal);