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#include "os/Solaris.h"
/* Make sure /proc is mounted */
char* OS_initialize(){
struct statvfs svfs;
static char* no_proc = "/proc unavailable";
if( statvfs("/proc", &svfs) == -1 ){
return no_proc;
}
return NULL;
}
/* FIXME we should get minimum info like process ID and ownership from
file stat-- does this work for IOCTL-proc? Does it for FS-proc? It
does on linux... */
void OS_get_table(){
DIR *procdir;
struct dirent *procdirp;
int psdata;
char pathbuf[MAXPATHLEN];
#if defined(PROC_FS)
struct psinfo psbuf;
#else
struct prpsinfo psbuf;
#endif
/* variables to hold some values for bless_into_proc */
char state[20];
char pctcpu[7];
char pctmem[7];
if( (procdir = opendir( "/proc" )) == NULL ) return;
while( (procdirp = readdir(procdir)) != NULL ){
/* Only look at this file if it's a proc id; that is, all numbers */
if( strtok(procdirp->d_name, "0123456789") != NULL ){ continue; }
/* Construct path of the form /proc/proc_number */
strcpy( pathbuf, "/proc/");
strcat( pathbuf, procdirp->d_name );
#if defined(PROC_FS)
strcat( pathbuf, "/psinfo" ); /* Solaris 2.6 has process info here */
#endif
if( (psdata = open( pathbuf, O_RDONLY )) == -1 ) continue;
#if defined(PROC_FS)
read(psdata, (void *) &psbuf, sizeof(struct psinfo) );
#else
if( ioctl(psdata, PIOCPSINFO, &psbuf) == -1 ) continue;
#endif
close(psdata);
/* translate process state */
#if defined(PROC_FS)
switch( psbuf.pr_lwp.pr_state )
#else
switch( psbuf.pr_state)
#endif
{
case SSLEEP:
strcpy(state, SLEEP);
break;
case SRUN:
strcpy(state, RUN);
break;
case SZOMB:
strcpy(state, ZOMBIE);
break;
case SSTOP:
strcpy(state, STOP);
break;
case SIDL:
strcpy(state, IDLE);
break;
case SONPROC:
strcpy(state, ONPROC);
break;
}
/* These seem to be 2 bytes, 1st byte int part, 2nd byte fractional */
/* Perl can handle stringy numbers of the form 1.5 */
sprintf( pctcpu, "%5.2f%", ((double)psbuf.pr_pctcpu)/0x8000*100 );
sprintf( pctmem, "%5.2f%", ((double)psbuf.pr_pctmem)/0x8000*100 );
bless_into_proc( Format,
Fields,
psbuf.pr_uid, /* uid */
psbuf.pr_gid, /* gid */
psbuf.pr_euid, /* euid */
psbuf.pr_egid, /* egid */
psbuf.pr_pid, /* pid */
psbuf.pr_ppid, /* ppid */
#if defined(PROC_FS)
psbuf.pr_pgid, /* pgrp */
#else
psbuf.pr_pgrp, /* pgrp */
#endif
psbuf.pr_sid, /* sess */
#if defined(PROC_FS)
psbuf.pr_lwp.pr_pri, /* priority */
psbuf.pr_lwp.pr_nice, /* nice */
#else
psbuf.pr_pri, /* priority */
psbuf.pr_nice, /* nice */
#endif
psbuf.pr_ttydev, /* ttynum */
psbuf.pr_flag, /* flags */
psbuf.pr_time.tv_sec, /* time */
psbuf.pr_ctime.tv_sec, /* ctime */
#if defined(PROC_FS)
psbuf.pr_time.tv_nsec, /* time nanosec */
psbuf.pr_ctime.tv_nsec, /* ctime nanosec */
psbuf.pr_size * 1024, /* size (bytes) */
psbuf.pr_rssize * 1024, /* rss (bytes) */
psbuf.pr_lwp.pr_wchan, /* wchan */
#else
psbuf.pr_bysize, /* size (bytes) */
psbuf.pr_byrssize, /* rss (bytes) */
psbuf.pr_wchan, /* wchan */
#endif
psbuf.pr_fname, /* fname */
psbuf.pr_start.tv_sec, /* start */
pctcpu, /* pctcpu */
state, /* state */
#if defined(PROC_FS)
psbuf.pr_lwp.pr_onpro, /* on which processor */
#endif
pctmem, /* pctmem */
psbuf.pr_psargs /* cmndline */
);
}
closedir(procdir);
}
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