Newer
Older
rswindell
committed
dup2(out_pipe[1],2); /* stderr */
close(out_pipe[1]); /* close excess file descriptor */
rswindell
committed
}
sprintf(str,"!ERROR %d executing %s",errno,argv[0]);
errorlog(str);
exit(-1); /* should never get here */
rswindell
committed
if(mode&EX_OUTR) {
close(out_pipe[1]); /* close write-end of pipe */
while(!terminated) {
rswindell
committed
if(waitpid(pid, &i, WNOHANG)!=0) /* child exited */
break;
if(!online && !(mode&EX_OFFLINE)) {
sprintf(str,"%s hung-up in external program",useron.alias);
logline("X!",str);
break;
}
rswindell
committed
/* Input */
if(mode&EX_INR && RingBufFull(&inbuf)) {
if((wr=RingBufRead(&inbuf,buf,sizeof(buf)))!=0)
write(in_pipe[1],buf,wr);
}
/* Output */
ioctl(out_pipe[0],FIONREAD,&rd); /* peek at input */
if(!rd) {
mswait(1);
continue;
}
avail=RingBufFree(&outbuf);
if(avail==0) {
lprintf("Node %d !output buffer full (%u bytes)"
,cfg.node_num,RingBufFull(&outbuf));
mswait(1);
continue;
}
if(rd>avail)
rd=avail;
rd=sizeof(buf);
if((rd=read(out_pipe[0],buf,rd))<1) {
rswindell
committed
mswait(1);
continue;
}
if(mode&EX_BIN) /* telnet IAC expansion */
bp=telnet_expand(buf, rd, output_buf, output_len);
rswindell
committed
else /* LF to CRLF expansion */
bp=lf_expand(buf, rd, output_buf, output_len);
/* Does expanded size fit? */
if(output_len>RingBufFree(&outbuf)) {
lprintf("Node %d !output buffer overflow (%u bytes)"
,cfg.node_num,output_len);
mswait(1);
continue;
}
rswindell
committed
RingBufWrite(&outbuf, bp, output_len);
sem_post(&output_sem);
}
if(waitpid(pid, &i, WNOHANG)==0) { // Child still running?
kill(pid, SIGHUP); // Tell child user has hung up
time_t start=time(NULL); // Wait up to 10 seconds
while(time(NULL)-start<10) { // for child to terminate
if(waitpid(pid, &i, WNOHANG)!=0)
break;
mswait(500);
}
if(waitpid(pid, &i, WNOHANG)==0) // Child still running?
kill(pid, SIGKILL); // terminate child process
}
/* close unneeded descriptors */
if(mode&EX_INR)
close(in_pipe[1]);
close(out_pipe[0]);
rswindell
committed
}
rswindell
committed
if(!(mode&EX_BG)) /* !background execution, wait for child to terminate */
waitpid(pid, &i, 0);
pthread_mutex_unlock(&input_thread_mutex);
return(WEXITSTATUS(i));
}
#endif /* !WIN32 */
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
uint fakeriobp=0xffff;
/*****************************************************************************/
/* Returns command line generated from instr with %c replacments */
/*****************************************************************************/
char * sbbs_t::cmdstr(char *instr, char *fpath, char *fspec, char *outstr)
{
char str[256],*cmd;
int i,j,len;
if(outstr==NULL)
cmd=cmdstr_output;
else
cmd=outstr;
len=strlen(instr);
for(i=j=0;i<len && j<sizeof(cmdstr_output);i++) {
if(instr[i]=='%') {
i++;
cmd[j]=0;
switch(toupper(instr[i])) {
case 'A': /* User alias */
strcat(cmd,useron.alias);
break;
case 'B': /* Baud (DTE) Rate */
strcat(cmd,ultoa(dte_rate,str,10));
break;
case 'C': /* Connect Description */
strcat(cmd,connection);
break;
case 'D': /* Connect (DCE) Rate */
strcat(cmd,ultoa((ulong)cur_rate,str,10));
break;
case 'E': /* Estimated Rate */
strcat(cmd,ultoa((ulong)cur_cps*10,str,10));
break;
case 'F': /* File path */
strcat(cmd,fpath);
break;
case 'G': /* Temp directory */
strcat(cmd,cfg.temp_dir);
break;
case 'H': /* Port Handle or Hardware Flow Control */
#if defined(__unix__)
strcat(cmd,ultoa(client_socket,str,10));
#else
strcat(cmd,ultoa(client_socket_dup,str,10));
#endif
break;
case 'I': /* UART IRQ Line */
strcat(cmd,ultoa(cfg.com_irq,str,10));
break;
case 'J':
strcat(cmd,cfg.data_dir);
break;
case 'K':
strcat(cmd,cfg.ctrl_dir);
break;
case 'L': /* Lines per message */
strcat(cmd,ultoa(cfg.level_linespermsg[useron.level],str,10));
break;
case 'M': /* Minutes (credits) for user */
strcat(cmd,ultoa(useron.min,str,10));
break;
case 'N': /* Node Directory (same as SBBSNODE environment var) */
strcat(cmd,cfg.node_dir);
break;
case 'O': /* SysOp */
strcat(cmd,cfg.sys_op);
break;
case 'P': /* COM Port */
strcat(cmd,ultoa(online==ON_LOCAL ? 0:cfg.com_port,str,10));
break;
case 'Q': /* QWK ID */
strcat(cmd,cfg.sys_id);
break;
case 'R': /* Rows */
break;
case 'S': /* File Spec */
strcat(cmd,fspec);
break;
case 'T': /* Time left in seconds */
gettimeleft();
strcat(cmd,ultoa(timeleft,str,10));
break;
case 'U': /* UART I/O Address (in hex) */
strcat(cmd,ultoa(cfg.com_base,str,16));
break;
case 'V': /* Synchronet Version */
sprintf(str,"%s%c",VERSION,REVISION);
break;
case 'W': /* Time-slice API type (mswtype) */
#if 0 //ndef __FLAT__
#endif
break;
case 'X':
strcat(cmd,cfg.shell[useron.shell]->code);
break;
case '&': /* Address of msr */
sprintf(str,"%lu",&fakeriobp);
strcat(cmd,str);
break;
case 'Y':
strcat(cmd,comspec);
break;
case 'Z':
strcat(cmd,cfg.text_dir);
break;
case '~': /* DOS-compatible (8.3) filename */
#ifdef _WIN32
char sfpath[MAX_PATH+1];
strcpy(sfpath,fpath);
GetShortPathName(fpath,sfpath,sizeof(sfpath));
strcat(cmd,sfpath);
#else
strcat(cmd,fpath);
#endif
break;
case '!': /* EXEC Directory */
strcat(cmd,cfg.exec_dir);
break;
case '#': /* Node number (same as SBBSNNUM environment var) */
sprintf(str,"%d",cfg.node_num);
strcat(cmd,str);
break;
case '*':
sprintf(str,"%03d",cfg.node_num);
strcat(cmd,str);
break;
case '$': /* Credits */
strcat(cmd,ultoa(useron.cdt+useron.freecdt,str,10));
break;
case '%': /* %% for percent sign */
strcat(cmd,"%");
break;
case '?': /* Platform */
#ifdef __OS2__
strcpy(str,"OS2");
#else
strcpy(str,PLATFORM_DESC);
#endif
strlwr(str);
strcat(cmd,str);
break;
default: /* unknown specification */
if(isdigit(instr[i])) {
sprintf(str,"%0*d",instr[i]&0xf,useron.number);
strcat(cmd,str); }
break; }
j=strlen(cmd); }
else
cmd[j++]=instr[i]; }
cmd[j]=0;
return(cmd);
}