pid_t
getpidbyname(char *name,pid_t skipit)
{
DIR *dp;
struct dirent *dirp;
prpsinfo_t retval;
int fd;
pid_t ourretval=-1;
if((dp=opendir("/proc"))==NULL){
return -1;
}
chdir("/proc");
while((dirp=readdir(dp))!=NULL){
if(dirp->d_name[0]!='.'){
if((fd=open(dirp->d_name,O_RDONLY))!=-1){
if(ioctl(fd,PIOCPSINFO,&retval)!=-1){
if(!strcmp(retval.pr_fname,name)){
ourretval=(pid_t)atoi(dirp->d_name);
if(skipit!=-1 && ourretval==skipit){
ourretval=-1;
}
else{
close(fd);
break;
}
}
}
close(fd);
}
}
}
closedir(dp);
return ourretval;
}