/*
* arReadNumber(ar,plong,len,base) executes arReadText(ar,tmp,len)
* on a temporary buffer "tmp". If the read was successful then the
* ASCII number in base "base" stored in "tmp" is written to "*plong".
* Requires that "len <= 1024".
*/
local void
arReadNumber(Archive ar, Offset *plong, int len, int base)
{
char *endp;
assert(len < sizeof ar_buffer);
/* First read the text */
arReadText(ar, ar_buffer, len);
/* Must have something in the buffer */
if (!*ar_buffer) {
comsgError(NULL, ALDOR_E_ArBadNumber, arToString(ar));
arPosition(ar) = 0;
arItem(ar) = 0;
*plong = 0;
return;
}
/* Convert ASCII into binary */
*plong = (Offset)strtol(ar_buffer, &endp, base);
/* Validate the conversion (ignore ERANGE errors for now) */
if (!*endp || *endp == ' ') return;
comsgError(NULL, ALDOR_E_ArBadNumber, arToString(ar));
arPosition(ar) = 0;
arItem(ar) = 0;
*plong = 0;
}
void SignalModifier
compSignalHandler(int signo)
{
int sigerr;
/* Can't use switch, since since several might be mapped to SIGFAKE. */
if (signo == SIGFAKE) sigerr = ALDOR_E_SigUnknown;
else if (signo == SIGHUP) sigerr = ALDOR_E_SigHup;
else if (signo == SIGINT) sigerr = ALDOR_E_SigInt;
else if (signo == SIGQUIT) sigerr = ALDOR_E_SigQuit;
else if (signo == SIGILL) sigerr = ALDOR_E_SigIll;
else if (signo == SIGTRAP) sigerr = ALDOR_E_SigTrap;
else if (signo == SIGABRT) sigerr = ALDOR_E_SigAbrt;
else if (signo == SIGEMT) sigerr = ALDOR_E_SigEmt;
else if (signo == SIGFPE) sigerr = ALDOR_E_SigFpe;
else if (signo == SIGBUS) sigerr = ALDOR_E_SigBus;
else if (signo == SIGSEGV) sigerr = ALDOR_E_SigSegv;
else if (signo == SIGSYS) sigerr = ALDOR_E_SigSys;
else if (signo == SIGPIPE) sigerr = ALDOR_E_SigPipe;
else if (signo == SIGTERM) sigerr = ALDOR_E_SigTerm;
else if (signo == SIGXCPU) sigerr = ALDOR_E_SigXcpu;
else if (signo == SIGXFSZ) sigerr = ALDOR_E_SigXfsz;
else if (signo == SIGDANGER) sigerr = ALDOR_E_SigDanger;
else sigerr = ALDOR_E_SigUnknown;
osDisplayMessage(comsgString(sigerr));
comsgError(NULL, sigerr, signo);
fflush(dbOut);
exitFailure();
}
/*
* arReadText(ar,buf,len) executes arReadString(ar,buf,len) but
* generates an error if the read fails.
*/
local void
arReadText(Archive ar, String dst, int len)
{
if (!arReadString(ar, dst, len)) return;
comsgError(NULL, ALDOR_E_ArTruncated, arToString(ar));
arPosition(ar) = 0;
arItem(ar) = 0;
(void)strcpy(dst, "");
}