void main(void)
{
file_buff_open(log_stat, LOG_STAT);
file_buff_open(log_procs, LOG_PROCS);
file_buff_open(log_disks, LOG_DISK);
//log_header();
do_log_file(log_stat, "/proc/stat");
bootchart_finish();
}
/* called to setup bootcharting */
int bootchart_init( void )
{
int ret;
char buff[4];
int timeout = 0, count = 0;
buff[0] = 0;
proc_read( LOG_STARTFILE, buff, sizeof(buff) );
if (buff[0] != 0) {
timeout = atoi(buff);
}
else {
/* when running with emulator, androidboot.bootchart=<timeout>
* might be passed by as kernel parameters to specify the bootchart
* timeout. this is useful when using -wipe-data since the /data
* partition is fresh
*/
char cmdline[1024];
char* s;
#define KERNEL_OPTION "androidboot.bootchart="
proc_read( "/proc/cmdline", cmdline, sizeof(cmdline) );
s = strstr(cmdline, KERNEL_OPTION);
if (s) {
s += sizeof(KERNEL_OPTION)-1;
timeout = atoi(s);
}
}
if (timeout == 0)
return 0;
if (timeout > BOOTCHART_MAX_TIME_SEC)
timeout = BOOTCHART_MAX_TIME_SEC;
count = (timeout*1000 + BOOTCHART_POLLING_MS-1)/BOOTCHART_POLLING_MS;
do {ret=mkdir(LOG_ROOT,0755);}while (ret < 0 && errno == EINTR);
selinux_android_restorecon(LOG_ROOT, 0);
file_buff_open(log_stat, LOG_STAT);
file_buff_open(log_procs, LOG_PROCS);
file_buff_open(log_disks, LOG_DISK);
/* create kernel process accounting file */
{
int fd = open( LOG_ACCT, O_WRONLY|O_CREAT|O_TRUNC,0644);
if (fd >= 0) {
close(fd);
acct( LOG_ACCT );
}
}
log_header();
return count;
}
/* called to setup bootcharting */
void bootchart_init( void )
{
int ret;
char buff[4];
do {ret=mkdir(LOG_ROOT,0755);}while (ret < 0 && errno == EINTR);
file_buff_open(log_stat, LOG_STAT);
file_buff_open(log_procs, LOG_PROCS);
file_buff_open(log_disks, LOG_DISK);
/* create kernel process accounting file */
{
int fd = open( LOG_ACCT, O_WRONLY|O_CREAT|O_TRUNC,0644);
if (fd >= 0) {
close(fd);
acct( LOG_ACCT );
}
}
log_header();
gettimeofday(&start_time, 0);
}
