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Fix bug in memory total checking.

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-Erik
This commit is contained in:
Erik Andersen 2000-03-20 21:34:52 +00:00
parent 1dbe340eba
commit 42094cdad5
2 changed files with 80 additions and 82 deletions
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81
init.c
View File

@ -28,51 +28,50 @@
*/ */
#include "internal.h" #include "internal.h"
#include <stdio.h> #include <asm/types.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <errno.h> #include <errno.h>
#include <signal.h> #include <linux/serial.h> /* for serial_struct */
#include <termios.h> #include <linux/version.h>
#include <paths.h> #include <paths.h>
#include <sys/types.h> #include <signal.h>
#include <sys/fcntl.h> #include <stdarg.h>
#include <sys/wait.h> #include <stdio.h>
#include <stdlib.h>
#include <string.h> #include <string.h>
#include <sys/fcntl.h>
#include <sys/ioctl.h>
#include <sys/kdaemon.h>
#include <sys/mount.h> #include <sys/mount.h>
#include <sys/reboot.h> #include <sys/reboot.h>
#include <sys/kdaemon.h>
#include <sys/sysmacros.h>
#include <asm/types.h>
#include <linux/serial.h> /* for serial_struct */
#include <sys/vt.h> /* for vt_stat */
#include <sys/ioctl.h>
#include <sys/sysinfo.h> /* For check_free_memory() */ #include <sys/sysinfo.h> /* For check_free_memory() */
#include <linux/version.h>
#ifdef BB_SYSLOGD #ifdef BB_SYSLOGD
#include <sys/syslog.h> #include <sys/syslog.h>
#endif #endif
#include <sys/sysmacros.h>
#include <sys/types.h>
#include <sys/vt.h> /* for vt_stat */
#include <sys/wait.h>
#include <termios.h>
#include <unistd.h>
#ifndef KERNEL_VERSION #ifndef KERNEL_VERSION
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif #endif
#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */ #define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
#define VT_SECONDARY "/dev/tty2" /* Virtual console */ #define VT_SECONDARY "/dev/tty2" /* Virtual console */
#define VT_LOG "/dev/tty3" /* Virtual console */ #define VT_LOG "/dev/tty3" /* Virtual console */
#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */ #define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */ #define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
#define SHELL "/bin/sh" /* Default shell */ #define SHELL "/bin/sh" /* Default shell */
#define INITTAB "/etc/inittab" /* inittab file location */ #define INITTAB "/etc/inittab" /* inittab file location */
#ifndef INIT_SCRIPT #ifndef INIT_SCRIPT
#define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */ #define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */
#endif #endif
#define LOG 0x1 #define LOG 0x1
#define CONSOLE 0x2 #define CONSOLE 0x2
/* Allowed init action types */ /* Allowed init action types */
typedef enum { typedef enum {
@ -84,7 +83,7 @@ typedef enum {
CTRLALTDEL CTRLALTDEL
} initActionEnum; } initActionEnum;
/* And now a list of the actions we support in the version of init */ /* A mapping between "inittab" action name strings and action type codes. */
typedef struct initActionType { typedef struct initActionType {
const char *name; const char *name;
initActionEnum action; initActionEnum action;
@ -100,7 +99,7 @@ static const struct initActionType actions[] = {
{0} {0}
}; };
/* Set up a linked list of initactions, to be read from inittab */ /* Set up a linked list of initActions, to be read from inittab */
typedef struct initActionTag initAction; typedef struct initActionTag initAction;
struct initActionTag { struct initActionTag {
pid_t pid; pid_t pid;
@ -113,16 +112,17 @@ initAction *initActionList = NULL;
static char *secondConsole = VT_SECONDARY; static char *secondConsole = VT_SECONDARY;
static char *log = VT_LOG; static char *log = VT_LOG;
static int kernelVersion = 0; static int kernelVersion = 0;
static char termType[32] = "TERM=linux"; static char termType[32] = "TERM=linux";
static char console[32] = _PATH_CONSOLE; static char console[32] = _PATH_CONSOLE;
static void delete_initAction(initAction * action); static void delete_initAction(initAction * action);
/* print a message to the specified device: /* Print a message to the specified device.
* device may be bitwise-or'd from LOG | CONSOLE */ * Device may be bitwise-or'd from LOG | CONSOLE */
void message(int device, char *fmt, ...) static void message(int device, char *fmt, ...)
{ {
va_list arguments; va_list arguments;
int fd; int fd;
@ -235,8 +235,7 @@ static int check_free_memory()
return -1; return -1;
} }
return(info.freeram/1024); return((info.totalram+info.totalswap)/1024);
} }
static void console_init() static void console_init()
@ -738,7 +737,7 @@ void parse_inittab(void)
++p; ++p;
} }
/* Now peal off the process field from the end /* Now peel off the process field from the end
* of the string */ * of the string */
q = strrchr(p, ':'); q = strrchr(p, ':');
if (q == NULL || *(q + 1) == '\0') { if (q == NULL || *(q + 1) == '\0') {
@ -749,7 +748,7 @@ void parse_inittab(void)
++q; ++q;
} }
/* Now peal off the action field */ /* Now peel off the action field */
r = strrchr(p, ':'); r = strrchr(p, ':');
if (r == NULL || *(r + 1) == '\0') { if (r == NULL || *(r + 1) == '\0') {
message(LOG | CONSOLE, "Bad inittab entry: %s\n", lineAsRead); message(LOG | CONSOLE, "Bad inittab entry: %s\n", lineAsRead);
@ -788,7 +787,7 @@ void parse_inittab(void)
} }
} }
return; return;
#endif #endif /* BB_FEATURE_USE_INITTAB */
} }

81
init/init.c
View File

@ -28,51 +28,50 @@
*/ */
#include "internal.h" #include "internal.h"
#include <stdio.h> #include <asm/types.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <errno.h> #include <errno.h>
#include <signal.h> #include <linux/serial.h> /* for serial_struct */
#include <termios.h> #include <linux/version.h>
#include <paths.h> #include <paths.h>
#include <sys/types.h> #include <signal.h>
#include <sys/fcntl.h> #include <stdarg.h>
#include <sys/wait.h> #include <stdio.h>
#include <stdlib.h>
#include <string.h> #include <string.h>
#include <sys/fcntl.h>
#include <sys/ioctl.h>
#include <sys/kdaemon.h>
#include <sys/mount.h> #include <sys/mount.h>
#include <sys/reboot.h> #include <sys/reboot.h>
#include <sys/kdaemon.h>
#include <sys/sysmacros.h>
#include <asm/types.h>
#include <linux/serial.h> /* for serial_struct */
#include <sys/vt.h> /* for vt_stat */
#include <sys/ioctl.h>
#include <sys/sysinfo.h> /* For check_free_memory() */ #include <sys/sysinfo.h> /* For check_free_memory() */
#include <linux/version.h>
#ifdef BB_SYSLOGD #ifdef BB_SYSLOGD
#include <sys/syslog.h> #include <sys/syslog.h>
#endif #endif
#include <sys/sysmacros.h>
#include <sys/types.h>
#include <sys/vt.h> /* for vt_stat */
#include <sys/wait.h>
#include <termios.h>
#include <unistd.h>
#ifndef KERNEL_VERSION #ifndef KERNEL_VERSION
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif #endif
#define VT_PRIMARY "/dev/tty1" /* Primary virtual console */ #define VT_PRIMARY "/dev/tty1" /* Primary virtual console */
#define VT_SECONDARY "/dev/tty2" /* Virtual console */ #define VT_SECONDARY "/dev/tty2" /* Virtual console */
#define VT_LOG "/dev/tty3" /* Virtual console */ #define VT_LOG "/dev/tty3" /* Virtual console */
#define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */ #define SERIAL_CON0 "/dev/ttyS0" /* Primary serial console */
#define SERIAL_CON1 "/dev/ttyS1" /* Serial console */ #define SERIAL_CON1 "/dev/ttyS1" /* Serial console */
#define SHELL "/bin/sh" /* Default shell */ #define SHELL "/bin/sh" /* Default shell */
#define INITTAB "/etc/inittab" /* inittab file location */ #define INITTAB "/etc/inittab" /* inittab file location */
#ifndef INIT_SCRIPT #ifndef INIT_SCRIPT
#define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */ #define INIT_SCRIPT "/etc/init.d/rcS" /* Default sysinit script. */
#endif #endif
#define LOG 0x1 #define LOG 0x1
#define CONSOLE 0x2 #define CONSOLE 0x2
/* Allowed init action types */ /* Allowed init action types */
typedef enum { typedef enum {
@ -84,7 +83,7 @@ typedef enum {
CTRLALTDEL CTRLALTDEL
} initActionEnum; } initActionEnum;
/* And now a list of the actions we support in the version of init */ /* A mapping between "inittab" action name strings and action type codes. */
typedef struct initActionType { typedef struct initActionType {
const char *name; const char *name;
initActionEnum action; initActionEnum action;
@ -100,7 +99,7 @@ static const struct initActionType actions[] = {
{0} {0}
}; };
/* Set up a linked list of initactions, to be read from inittab */ /* Set up a linked list of initActions, to be read from inittab */
typedef struct initActionTag initAction; typedef struct initActionTag initAction;
struct initActionTag { struct initActionTag {
pid_t pid; pid_t pid;
@ -113,16 +112,17 @@ initAction *initActionList = NULL;
static char *secondConsole = VT_SECONDARY; static char *secondConsole = VT_SECONDARY;
static char *log = VT_LOG; static char *log = VT_LOG;
static int kernelVersion = 0; static int kernelVersion = 0;
static char termType[32] = "TERM=linux"; static char termType[32] = "TERM=linux";
static char console[32] = _PATH_CONSOLE; static char console[32] = _PATH_CONSOLE;
static void delete_initAction(initAction * action); static void delete_initAction(initAction * action);
/* print a message to the specified device: /* Print a message to the specified device.
* device may be bitwise-or'd from LOG | CONSOLE */ * Device may be bitwise-or'd from LOG | CONSOLE */
void message(int device, char *fmt, ...) static void message(int device, char *fmt, ...)
{ {
va_list arguments; va_list arguments;
int fd; int fd;
@ -235,8 +235,7 @@ static int check_free_memory()
return -1; return -1;
} }
return(info.freeram/1024); return((info.totalram+info.totalswap)/1024);
} }
static void console_init() static void console_init()
@ -738,7 +737,7 @@ void parse_inittab(void)
++p; ++p;
} }
/* Now peal off the process field from the end /* Now peel off the process field from the end
* of the string */ * of the string */
q = strrchr(p, ':'); q = strrchr(p, ':');
if (q == NULL || *(q + 1) == '\0') { if (q == NULL || *(q + 1) == '\0') {
@ -749,7 +748,7 @@ void parse_inittab(void)
++q; ++q;
} }
/* Now peal off the action field */ /* Now peel off the action field */
r = strrchr(p, ':'); r = strrchr(p, ':');
if (r == NULL || *(r + 1) == '\0') { if (r == NULL || *(r + 1) == '\0') {
message(LOG | CONSOLE, "Bad inittab entry: %s\n", lineAsRead); message(LOG | CONSOLE, "Bad inittab entry: %s\n", lineAsRead);
@ -788,7 +787,7 @@ void parse_inittab(void)
} }
} }
return; return;
#endif #endif /* BB_FEATURE_USE_INITTAB */
} }