From ac6e71f0c4150e9394b0a424e9d64750bcfacb85 Mon Sep 17 00:00:00 2001 From: Erik Andersen Date: Sat, 8 Jan 2000 22:04:33 +0000 Subject: [PATCH] Possible fixes... -Erik --- init.c | 51 ++++++++++++++++++++++++++++++++++----------------- init/init.c | 51 ++++++++++++++++++++++++++++++++++----------------- 2 files changed, 68 insertions(+), 34 deletions(-) diff --git a/init.c b/init.c index de4ac1c19..8a48380e9 100644 --- a/init.c +++ b/init.c @@ -107,9 +107,10 @@ initAction* initActionList = NULL; static char *console = _PATH_CONSOLE; -static char *second_console = VT_SECONDARY; +static char *secondConsole = VT_SECONDARY; static char *log = VT_LOG; -static int kernel_version = 0; +static int kernelVersion = 0; +static char *termType = NULL; /* try to open up the specified device */ @@ -257,6 +258,12 @@ static void console_init() struct serial_struct sr; char *s; + if ((s = getenv("CONSOLE")) != NULL) { + termType = s; + } else { + termType = "TERM=vt100"; + } + if ((s = getenv("CONSOLE")) != NULL) { console = s; } @@ -314,7 +321,7 @@ static void console_init() if (ioctl(0,TIOCGSERIAL,&sr) == 0) { message(LOG|CONSOLE, "serial console detected. Disabling virtual terminals.\r\n", console ); log = NULL; - second_console = NULL; + secondConsole = NULL; } close(fd); } @@ -330,9 +337,18 @@ static pid_t run(char* command, char* cmd[255]; static const char press_enter[] = "\nPlease press Enter to activate this console. "; + static char * environment[] = { + "HOME=/", + "PATH=/usr/bin:/bin:/usr/sbin:/sbin", + "SHELL=/bin/sh", + 0, + "USER=root", + 0 + }; + environment[3]=termType; + if ((pid = fork()) == 0) { - int fd; pid_t shell_pgid = getpid (); /* Clean up */ @@ -341,14 +357,14 @@ static pid_t run(char* command, close(2); setsid(); - if ((fd=device_open(terminal, O_RDWR)) < 0) { + if (device_open(terminal, O_RDWR) < 0) { message(LOG|CONSOLE, "Bummer, can't open %s\r\n", terminal); exit(1); } - dup(fd); - dup(fd); - set_term(fd); - tcsetpgrp (fd, getpgrp()); + dup(0); + dup(0); + tcsetpgrp (0, getpgrp()); + set_term(0); /* Reset signal handlers set for parent process */ signal(SIGUSR1, SIG_DFL); @@ -389,7 +405,8 @@ static pid_t run(char* command, /* Now run it. The new program will take over this PID, * so nothing further in init.c should be run. */ - execvp(cmd[0], cmd); + //execvp(cmd[0], cmd); + execve(cmd[0], cmd, environment); /* We're still here? Some error happened. */ message(LOG|CONSOLE, "Bummer, could not run '%s': %s\n", cmd[0], @@ -464,7 +481,7 @@ static void shutdown_system(void) message(CONSOLE, "Unmounting filesystems.\r\n"); waitfor("umount -a", console, FALSE); sync(); - if (kernel_version > 0 && kernel_version <= 2 * 65536 + 2 * 256 + 11) { + if (kernelVersion > 0 && kernelVersion <= 2 * 65536 + 2 * 256 + 11) { /* bdflush, kupdate not needed for kernels >2.2.11 */ bdflush(1, 0); sync(); @@ -505,7 +522,7 @@ void new_initAction (initActionEnum action, /* If BusyBox detects that a serial console is in use, * then entries containing non-empty id fields will _not_ be run. */ - if (second_console == NULL && *cons != '\0') { + if (secondConsole == NULL && *cons != '\0') { return; } @@ -563,8 +580,8 @@ void parse_inittab(void) /* Askfirst shell on tty1 */ new_initAction( ASKFIRST, SHELL, console ); /* Askfirst shell on tty2 */ - if (second_console != NULL) - new_initAction( ASKFIRST, SHELL, second_console ); + if (secondConsole != NULL) + new_initAction( ASKFIRST, SHELL, secondConsole ); /* sysinit */ new_initAction( SYSINIT, INIT_SCRIPT, console ); @@ -698,7 +715,7 @@ extern int init_main(int argc, char **argv) /* Mount /proc */ if (mount ("proc", "/proc", "proc", 0, 0) == 0) { message(LOG|CONSOLE, "Mounting /proc: done.\n"); - kernel_version = get_kernel_revision(); + kernelVersion = get_kernel_revision(); } else message(LOG|CONSOLE, "Mounting /proc: failed!\n"); @@ -710,8 +727,8 @@ extern int init_main(int argc, char **argv) !strcmp(argv[1], "-s") || !strcmp(argv[1], "1"))) { /* Ask first then start a shell on tty2 */ - if (second_console != NULL) - new_initAction( ASKFIRST, SHELL, second_console); + if (secondConsole != NULL) + new_initAction( ASKFIRST, SHELL, secondConsole); /* Ask first then start a shell on tty1 */ new_initAction( ASKFIRST, SHELL, console); } else { diff --git a/init/init.c b/init/init.c index de4ac1c19..8a48380e9 100644 --- a/init/init.c +++ b/init/init.c @@ -107,9 +107,10 @@ initAction* initActionList = NULL; static char *console = _PATH_CONSOLE; -static char *second_console = VT_SECONDARY; +static char *secondConsole = VT_SECONDARY; static char *log = VT_LOG; -static int kernel_version = 0; +static int kernelVersion = 0; +static char *termType = NULL; /* try to open up the specified device */ @@ -257,6 +258,12 @@ static void console_init() struct serial_struct sr; char *s; + if ((s = getenv("CONSOLE")) != NULL) { + termType = s; + } else { + termType = "TERM=vt100"; + } + if ((s = getenv("CONSOLE")) != NULL) { console = s; } @@ -314,7 +321,7 @@ static void console_init() if (ioctl(0,TIOCGSERIAL,&sr) == 0) { message(LOG|CONSOLE, "serial console detected. Disabling virtual terminals.\r\n", console ); log = NULL; - second_console = NULL; + secondConsole = NULL; } close(fd); } @@ -330,9 +337,18 @@ static pid_t run(char* command, char* cmd[255]; static const char press_enter[] = "\nPlease press Enter to activate this console. "; + static char * environment[] = { + "HOME=/", + "PATH=/usr/bin:/bin:/usr/sbin:/sbin", + "SHELL=/bin/sh", + 0, + "USER=root", + 0 + }; + environment[3]=termType; + if ((pid = fork()) == 0) { - int fd; pid_t shell_pgid = getpid (); /* Clean up */ @@ -341,14 +357,14 @@ static pid_t run(char* command, close(2); setsid(); - if ((fd=device_open(terminal, O_RDWR)) < 0) { + if (device_open(terminal, O_RDWR) < 0) { message(LOG|CONSOLE, "Bummer, can't open %s\r\n", terminal); exit(1); } - dup(fd); - dup(fd); - set_term(fd); - tcsetpgrp (fd, getpgrp()); + dup(0); + dup(0); + tcsetpgrp (0, getpgrp()); + set_term(0); /* Reset signal handlers set for parent process */ signal(SIGUSR1, SIG_DFL); @@ -389,7 +405,8 @@ static pid_t run(char* command, /* Now run it. The new program will take over this PID, * so nothing further in init.c should be run. */ - execvp(cmd[0], cmd); + //execvp(cmd[0], cmd); + execve(cmd[0], cmd, environment); /* We're still here? Some error happened. */ message(LOG|CONSOLE, "Bummer, could not run '%s': %s\n", cmd[0], @@ -464,7 +481,7 @@ static void shutdown_system(void) message(CONSOLE, "Unmounting filesystems.\r\n"); waitfor("umount -a", console, FALSE); sync(); - if (kernel_version > 0 && kernel_version <= 2 * 65536 + 2 * 256 + 11) { + if (kernelVersion > 0 && kernelVersion <= 2 * 65536 + 2 * 256 + 11) { /* bdflush, kupdate not needed for kernels >2.2.11 */ bdflush(1, 0); sync(); @@ -505,7 +522,7 @@ void new_initAction (initActionEnum action, /* If BusyBox detects that a serial console is in use, * then entries containing non-empty id fields will _not_ be run. */ - if (second_console == NULL && *cons != '\0') { + if (secondConsole == NULL && *cons != '\0') { return; } @@ -563,8 +580,8 @@ void parse_inittab(void) /* Askfirst shell on tty1 */ new_initAction( ASKFIRST, SHELL, console ); /* Askfirst shell on tty2 */ - if (second_console != NULL) - new_initAction( ASKFIRST, SHELL, second_console ); + if (secondConsole != NULL) + new_initAction( ASKFIRST, SHELL, secondConsole ); /* sysinit */ new_initAction( SYSINIT, INIT_SCRIPT, console ); @@ -698,7 +715,7 @@ extern int init_main(int argc, char **argv) /* Mount /proc */ if (mount ("proc", "/proc", "proc", 0, 0) == 0) { message(LOG|CONSOLE, "Mounting /proc: done.\n"); - kernel_version = get_kernel_revision(); + kernelVersion = get_kernel_revision(); } else message(LOG|CONSOLE, "Mounting /proc: failed!\n"); @@ -710,8 +727,8 @@ extern int init_main(int argc, char **argv) !strcmp(argv[1], "-s") || !strcmp(argv[1], "1"))) { /* Ask first then start a shell on tty2 */ - if (second_console != NULL) - new_initAction( ASKFIRST, SHELL, second_console); + if (secondConsole != NULL) + new_initAction( ASKFIRST, SHELL, secondConsole); /* Ask first then start a shell on tty1 */ new_initAction( ASKFIRST, SHELL, console); } else { -- 2.25.1