void Interrupt(int S)
{
int status;
switch(S) {
case SIGCHLD :
if(WAITPID) return;
while (waitpid(-1, &status, WNOHANG) > 0);
return;
break;
case SIGSEGV :
printf("Segmentation Error !!\n");
termReset();
_exit(1);
break;
case SIGPIPE :
printf("Pipe is broken");
break;
case SIGFPE :
printf("Floating Point");
break;
case SIGALRM :
printf("Compilation");
break;
case SIGINT :
if (!SigOn) return;
default :
printf("Signal %d !\n",S);
break;
}
siglongjmp(ENV_INT,1);
}
void stopErr(char *M, char *F)
{
fprintf(stderr,"ERREUR : %s !!\n",M);
if (F != NULL) perror(F);
if (inSonProc) exit(1);
termReset();
exit(1);
}
void termInit(int numTerms) {
int master, slave;
char ptyName[100];
char ptyTitle[100];
struct termios termios;
int i;
numTerminals = numTerms;
for (i = 0; i < numTerminals; i++) {
/* open pseudo terminal */
if (openPty(&master, &slave, ptyName) < 0) {
error("cannot open pseudo terminal %d", i);
}
if (debug) {
cPrintf("pseudo terminal '%s': master fd = %d, slave fd = %d\n",
ptyName, master, slave);
}
/* set mode to raw */
tcgetattr(slave, &termios);
makeRaw(&termios);
tcsetattr(slave, TCSANOW, &termios);
/* fork and exec a new xterm */
terminals[i].pid = fork();
if (terminals[i].pid < 0) {
error("cannot fork xterm process %d", i);
}
if (terminals[i].pid == 0) {
char geo[20];
/* terminal process */
setpgid(0, 0);
close(2);
close(master);
/* it's annoying to have to adjust the window-position every time eco-sim starts :) */
sprintf(geo, "+%d+%d", 1600 + (i % 2) * 500,(i / 2) * 400);
sprintf(ptyName, "-Sab%d", slave);
sprintf(ptyTitle, "ECO32 Terminal %d", i);
execlp("xterm", "xterm", "-geo", geo, "-title", ptyTitle, ptyName, NULL);
error("cannot exec xterm process %d", i);
}
terminals[i].in = fdopen(master, "r");
setvbuf(terminals[i].in, NULL, _IONBF, 0);
terminals[i].out = fdopen(master, "w");
setvbuf(terminals[i].out, NULL, _IONBF, 0);
/* skip the window id written by xterm */
while (fgetc(terminals[i].in) != '\n') ;
}
termReset();
}
int main(int N, char *P[])
{
int n,Ctx;
char *dirW = ".nife";
if (N > 2) {
fprintf(stderr,"nife [nif-file]\n");
return(1);
}
if ((sizeof(void*) != sizeof(long)) ||
(sizeof(double) != sizeof(long long))) {
fprintf(stderr,"Nife open-source don't runs on these machine !\n");
return(2);
}
signal(SIGQUIT,SIG_IGN);
signal(SIGABRT,SIG_IGN);
signal(SIGUSR1,SIG_IGN);
signal(SIGCONT,SIG_IGN);
signal(SIGSTOP,SIG_IGN);
signal(SIGTSTP,SIG_IGN);
signal(SIGINT,Interrupt);
signal(SIGTERM,Interrupt);
signal(SIGPIPE,Interrupt);
signal(SIGCHLD,Interrupt);
signal(SIGQUIT,Interrupt);
signal(SIGSEGV,Interrupt);
signal(SIGFPE,Interrupt);
signal(SIGALRM,Interrupt);
/* work in ./.nife for facilities of debugging !! */
if (chdir(dirW) != 0) {
if (mkdir(dirW, 0755) == -1) {
perror("mkdir"); return 1;
}
if (chdir(dirW) != 0) {
perror("chdir"); return 1;
}
}
termInit(); /* may stop if no term found */
TH_init();
initLib();
D_Reset();
if (N==2) {
IF_Load();
lectFic(P[1]);
} else {
printf("Welcome to Nife : Just stack it !\n");
IF_helpS();
}
while (RUN) {
if ((FD_IN+iTERM) == 0) {
printf("> ");
fflush(stdout);
Ctx=0;
} else Ctx=1;
razErr();
if ((n=lireLigne(FD_IN,bufP,bufP2,LBUF)) == -1)
printf("Line too long!\n");
else
if (n>0) traiteLigne(bufP,0);
}
IF_delAllGP();
IF_netStopS();
IF_netOff();
D_Close();
termReset();
printf("Bye !\n");
return 0;
}
/* poweroff handler */
static void sigUsr2Handler(int signum) {
termReset();
shutDown(getKillPolicy(), POWEROFF);
}
/* halt handler */
static void sigUsr1Handler(int signum) {
termReset();
shutDown(getKillPolicy(), HALT);
}
/* reboot handler */
static void sigintHandler(int signum) {
termReset();
shutDown(getKillPolicy(), REBOOT);
}
/* poweroff handler */
static void sigUsr2Handler(int signum) {
termReset();
shutDown(getNoKill(), 0, 1);
}
/* reboot handler */
static void sigintHandler(int signum) {
termReset();
shutDown(getNoKill(), 1, 0);
}
