#include <signal.h>
#endif
-/* Omit this -- it causes too much grief on mixed systems.
+/* XXX If this causes problems, set i_unistd=undef in the hint file. */
#ifdef I_UNISTD
# include <unistd.h>
#endif
-*/
#ifdef I_VFORK
# include <vfork.h>
#endif
+/* Put this after #includes because fork and vfork prototypes may
+ conflict.
+*/
+#ifndef HAS_VFORK
+# define vfork fork
+#endif
+
#ifdef I_FCNTL
# include <fcntl.h>
#endif
/* NOTE: Do not call the next three routines directly. Use the macros
* in handy.h, so that we can easily redefine everything to do tracking of
* allocated hunks back to the original New to track down any memory leaks.
+ * XXX This advice seems to be widely ignored :-( --AD August 1996.
*/
-char *
+Malloc_t
safemalloc(size)
#ifdef MSDOS
unsigned long size;
MEM_SIZE size;
#endif /* MSDOS */
{
- char *ptr;
+ Malloc_t ptr;
#ifdef MSDOS
if (size > 0xffff) {
- fprintf(stderr, "Allocation too large: %lx\n", size) FLUSH;
+ PerlIO_printf(PerlIO_stderr(), "Allocation too large: %lx\n", size) FLUSH;
my_exit(1);
}
#endif /* MSDOS */
#endif
ptr = malloc(size?size:1); /* malloc(0) is NASTY on our system */
#if !(defined(I286) || defined(atarist))
- DEBUG_m(fprintf(stderr,"0x%x: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
#else
- DEBUG_m(fprintf(stderr,"0x%lx: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) malloc %ld bytes\n",ptr,an++,(long)size));
#endif
if (ptr != Nullch)
return ptr;
else if (nomemok)
return Nullch;
else {
- fputs(no_mem,stderr) FLUSH;
+ PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
my_exit(1);
}
/*NOTREACHED*/
/* paranoid version of realloc */
-char *
+Malloc_t
saferealloc(where,size)
-char *where;
+Malloc_t where;
#ifndef MSDOS
MEM_SIZE size;
#else
unsigned long size;
#endif /* MSDOS */
{
- char *ptr;
+ Malloc_t ptr;
#if !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE)
- char *realloc();
+ Malloc_t realloc();
#endif /* !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE) */
#ifdef MSDOS
if (size > 0xffff) {
- fprintf(stderr, "Reallocation too large: %lx\n", size) FLUSH;
+ PerlIO_printf(PerlIO_stderr(), "Reallocation too large: %lx\n", size) FLUSH;
my_exit(1);
}
#endif /* MSDOS */
#if !(defined(I286) || defined(atarist))
DEBUG_m( {
- fprintf(stderr,"0x%x: (%05d) rfree\n",where,an++);
- fprintf(stderr,"0x%x: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
+ PerlIO_printf(Perl_debug_log, "0x%x: (%05d) rfree\n",where,an++);
+ PerlIO_printf(Perl_debug_log, "0x%x: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
} )
#else
DEBUG_m( {
- fprintf(stderr,"0x%lx: (%05d) rfree\n",where,an++);
- fprintf(stderr,"0x%lx: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
+ PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,an++);
+ PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,an++,(long)size);
} )
#endif
else if (nomemok)
return Nullch;
else {
- fputs(no_mem,stderr) FLUSH;
+ PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
my_exit(1);
}
/*NOTREACHED*/
void
safefree(where)
-char *where;
+Malloc_t where;
{
#if !(defined(I286) || defined(atarist))
- DEBUG_m( fprintf(stderr,"0x%x: (%05d) free\n",where,an++));
+ DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%x: (%05d) free\n",where,an++));
#else
- DEBUG_m( fprintf(stderr,"0x%lx: (%05d) free\n",where,an++));
+ DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) free\n",where,an++));
#endif
if (where) {
/*SUPPRESS 701*/
}
}
+/* safe version of calloc */
+
+Malloc_t
+safecalloc(count, size)
+MEM_SIZE count;
+MEM_SIZE size;
+{
+ Malloc_t ptr;
+
+#ifdef MSDOS
+ if (size * count > 0xffff) {
+ PerlIO_printf(PerlIO_stderr(), "Allocation too large: %lx\n", size * count) FLUSH;
+ my_exit(1);
+ }
+#endif /* MSDOS */
+#ifdef DEBUGGING
+ if ((long)size < 0 || (long)count < 0)
+ croak("panic: calloc");
+#endif
+#if !(defined(I286) || defined(atarist))
+ DEBUG_m(PerlIO_printf(PerlIO_stderr(), "0x%x: (%05d) calloc %ld x %ld bytes\n",ptr,an++,(long)count,(long)size));
+#else
+ DEBUG_m(PerlIO_printf(PerlIO_stderr(), "0x%lx: (%05d) calloc %ld x %ld bytes\n",ptr,an++,(long)count,(long)size));
+#endif
+ size *= count;
+ ptr = malloc(size?size:1); /* malloc(0) is NASTY on our system */
+ if (ptr != Nullch) {
+ memset((void*)ptr, 0, size);
+ return ptr;
+ }
+ else if (nomemok)
+ return Nullch;
+ else {
+ PerlIO_puts(PerlIO_stderr(),no_mem) FLUSH;
+ my_exit(1);
+ }
+ /*NOTREACHED*/
+}
+
#endif /* !safemalloc */
#ifdef LEAKTEST
#define ALIGN sizeof(long)
-char *
+Malloc_t
safexmalloc(x,size)
I32 x;
MEM_SIZE size;
{
- register char *where;
+ register Malloc_t where;
where = safemalloc(size + ALIGN);
xcount[x]++;
return where + ALIGN;
}
-char *
+Malloc_t
safexrealloc(where,size)
-char *where;
+Malloc_t where;
MEM_SIZE size;
{
- register char *new = saferealloc(where - ALIGN, size + ALIGN);
+ register Malloc_t new = saferealloc(where - ALIGN, size + ALIGN);
return new + ALIGN;
}
void
safexfree(where)
-char *where;
+Malloc_t where;
{
I32 x;
safefree(where);
}
+Malloc_t
+safexcalloc(x,count,size)
+I32 x;
+MEM_SIZE count;
+MEM_SIZE size;
+{
+ register Malloc_t where;
+
+ where = safexmalloc(x, size * count + ALIGN);
+ xcount[x]++;
+ memset((void*)where + ALIGN, 0, size * count);
+ where[0] = x % 100;
+ where[1] = x / 100;
+ return where + ALIGN;
+}
+
static void
xstat()
{
for (i = 0; i < MAXXCOUNT; i++) {
if (xcount[i] > lastxcount[i]) {
- fprintf(stderr,"%2d %2d\t%ld\n", i / 100, i % 100, xcount[i]);
+ PerlIO_printf(PerlIO_stderr(),"%2d %2d\t%ld\n", i / 100, i % 100, xcount[i]);
lastxcount[i] = xcount[i];
}
}
return Nullch;
}
+/* Initialize locale (and the fold[] array).*/
+int
+perl_init_i18nl10n(printwarn)
+ int printwarn;
+{
+ int ok = 1;
+ /* returns
+ * 1 = set ok or not applicable,
+ * 0 = fallback to C locale,
+ * -1 = fallback to C locale failed
+ */
+#if defined(HAS_SETLOCALE) && defined(LC_CTYPE)
+ char * lang = getenv("LANG");
+ char * lc_all = getenv("LC_ALL");
+ char * lc_ctype = getenv("LC_CTYPE");
+ int i;
+
+ if (setlocale(LC_CTYPE, "") == NULL && (lc_all || lc_ctype || lang)) {
+ char *doit;
+
+ if (printwarn > 1 ||
+ printwarn && (!(doit = getenv("PERL_BADLANG")) || atoi(doit))) {
+ PerlIO_printf(PerlIO_stderr(), "warning: setlocale(LC_CTYPE, \"\") failed.\n");
+ PerlIO_printf(PerlIO_stderr(),
+ "warning: LC_ALL = \"%s\", LC_CTYPE = \"%s\", LANG = \"%s\",\n",
+ lc_all ? lc_all : "(null)",
+ lc_ctype ? lc_ctype : "(null)",
+ lang ? lang : "(null)"
+ );
+ PerlIO_printf(PerlIO_stderr(), "warning: falling back to the \"C\" locale.\n");
+ }
+ ok = 0;
+ if (setlocale(LC_CTYPE, "C") == NULL)
+ ok = -1;
+ }
+
+ for (i = 0; i < 256; i++) {
+ if (isUPPER(i)) fold[i] = toLOWER(i);
+ else if (isLOWER(i)) fold[i] = toUPPER(i);
+ else fold[i] = i;
+ }
+#endif
+ return ok;
+}
+
void
fbm_compile(sv, iflag)
SV *sv;
I32 rarest = 0;
U32 frequency = 256;
+ if (len > 255)
+ return; /* can't have offsets that big */
Sv_Grow(sv,len+258);
table = (unsigned char*)(SvPVX(sv) + len + 1);
s = table - 2;
}
BmRARE(sv) = s[rarest];
BmPREVIOUS(sv) = rarest;
- DEBUG_r(fprintf(stderr,"rarest char %c at %d\n",BmRARE(sv),BmPREVIOUS(sv)));
+ DEBUG_r(PerlIO_printf(Perl_debug_log, "rarest char %c at %d\n",BmRARE(sv),BmPREVIOUS(sv)));
}
char *
}
else {
s = bigend - littlelen;
- if (*s == *little && bcmp(s,little,littlelen)==0)
+ if (*s == *little && memcmp((char*)s,(char*)little,littlelen)==0)
return (char*)s; /* how sweet it is */
else if (bigend[-1] == '\n' && little[littlelen-1] != '\n'
&& s > big) {
s--;
- if (*s == *little && bcmp(s,little,littlelen)==0)
+ if (*s == *little && memcmp((char*)s,(char*)little,littlelen)==0)
return (char*)s;
}
return Nullch;
long a1, a2, a3, a4;
{
char *s;
+ char *s_start;
I32 usermess = strEQ(pat,"%s");
SV *tmpstr;
- s = buf;
+ s = s_start = buf;
if (usermess) {
tmpstr = sv_newmortal();
sv_setpv(tmpstr, (char*)a1);
s += strlen(s);
}
(void)strcpy(s,".\n");
+ s += 2;
}
if (usermess)
sv_catpv(tmpstr,buf+1);
}
+
+ if (s - s_start >= sizeof(buf)) { /* Ooops! */
+ if (usermess)
+ PerlIO_puts(PerlIO_stderr(), SvPVX(tmpstr));
+ else
+ PerlIO_puts(PerlIO_stderr(), buf);
+ PerlIO_puts(PerlIO_stderr(),"panic: message overflow - memory corrupted!\n");
+ my_exit(1);
+ }
if (usermess)
return SvPVX(tmpstr);
else
{
char *tmps;
char *message;
+ HV *stash;
+ GV *gv;
+ CV *cv;
message = mess(pat,a1,a2,a3,a4);
+ if (diehook) {
+ SV *olddiehook = diehook;
+ diehook = Nullsv; /* sv_2cv might call croak() */
+ cv = sv_2cv(olddiehook, &stash, &gv, 0);
+ diehook = olddiehook;
+ if (cv && !CvDEPTH(cv)) {
+ dSP;
+
+ PUSHMARK(sp);
+ EXTEND(sp, 1);
+ PUSHs(sv_2mortal(newSVpv(message,0)));
+ PUTBACK;
+ perl_call_sv((SV*)cv, G_DISCARD);
+ }
+ }
if (in_eval) {
restartop = die_where(message);
- longjmp(top_env, 3);
+ Siglongjmp(top_env, 3);
}
- fputs(message,stderr);
- (void)fflush(stderr);
- if (e_fp)
+ PerlIO_puts(PerlIO_stderr(),message);
+ (void)PerlIO_flush(PerlIO_stderr());
+ if (e_tmpname) {
+ if (e_fp) {
+ PerlIO_close(e_fp);
+ e_fp = Nullfp;
+ }
(void)UNLINK(e_tmpname);
- statusvalue >>= 8;
- my_exit((I32)((errno&255)?errno:((statusvalue&255)?statusvalue:255)));
+ Safefree(e_tmpname);
+ e_tmpname = Nullch;
+ }
+ statusvalue = SHIFTSTATUS(statusvalue);
+#ifdef VMS
+ my_exit((U32)vaxc$errno?vaxc$errno:errno?errno:statusvalue?statusvalue:SS$_ABORT);
+#else
+ my_exit((U32)((errno&255)?errno:((statusvalue&255)?statusvalue:255)));
+#endif
}
/*VARARGS1*/
long a1, a2, a3, a4;
{
char *message;
+ SV *sv;
+ HV *stash;
+ GV *gv;
+ CV *cv;
message = mess(pat,a1,a2,a3,a4);
- fputs(message,stderr);
+ if (warnhook) {
+ SV *oldwarnhook = warnhook;
+ warnhook = Nullsv; /* sv_2cv might end up calling warn() */
+ cv = sv_2cv(oldwarnhook, &stash, &gv, 0);
+ warnhook = oldwarnhook;
+ if (cv && !CvDEPTH(cv)) {
+ dSP;
+
+ PUSHMARK(sp);
+ EXTEND(sp, 1);
+ PUSHs(sv_2mortal(newSVpv(message,0)));
+ PUTBACK;
+ perl_call_sv((SV*)cv, G_DISCARD);
+ return;
+ }
+ }
+ PerlIO_puts(PerlIO_stderr(),message);
#ifdef LEAKTEST
DEBUG_L(xstat());
#endif
- (void)fflush(stderr);
+ (void)PerlIO_flush(PerlIO_stderr());
}
#else /* !defined(I_STDARG) && !defined(I_VARARGS) */
#endif
{
char *s;
+ char *s_start;
SV *tmpstr;
I32 usermess;
#ifndef HAS_VPRINTF
#endif
#endif
- s = buf;
+ s = s_start = buf;
usermess = strEQ(pat, "%s");
if (usermess) {
tmpstr = sv_newmortal();
SvPVX(GvSV(curcop->cop_filegv)), (long)curcop->cop_line);
s += strlen(s);
}
- if (GvIO(last_in_gv) &&
- IoLINES(GvIOp(last_in_gv)) ) {
+ if (GvIO(last_in_gv) && IoLINES(GvIOp(last_in_gv))) {
+ bool line_mode = (RsSIMPLE(rs) &&
+ SvLEN(rs) == 1 && *SvPVX(rs) == '\n');
(void)sprintf(s,", <%s> %s %ld",
last_in_gv == argvgv ? "" : GvNAME(last_in_gv),
- strEQ(rs,"\n") ? "line" : "chunk",
+ line_mode ? "line" : "chunk",
(long)IoLINES(GvIOp(last_in_gv)));
s += strlen(s);
}
(void)strcpy(s,".\n");
+ s += 2;
}
if (usermess)
sv_catpv(tmpstr,buf+1);
}
+ if (s - s_start >= sizeof(buf)) { /* Ooops! */
+ if (usermess)
+ PerlIO_puts(PerlIO_stderr(), SvPVX(tmpstr));
+ else
+ PerlIO_puts(PerlIO_stderr(), buf);
+ PerlIO_puts(PerlIO_stderr(), "panic: message overflow - memory corrupted!\n");
+ my_exit(1);
+ }
if (usermess)
return SvPVX(tmpstr);
else
{
va_list args;
char *message;
+ HV *stash;
+ GV *gv;
+ CV *cv;
#ifdef I_STDARG
va_start(args, pat);
#endif
message = mess(pat, &args);
va_end(args);
+ if (diehook) {
+ SV *olddiehook = diehook;
+ diehook = Nullsv; /* sv_2cv might call croak() */
+ cv = sv_2cv(olddiehook, &stash, &gv, 0);
+ diehook = olddiehook;
+ if (cv && !CvDEPTH(cv)) {
+ dSP;
+
+ PUSHMARK(sp);
+ EXTEND(sp, 1);
+ PUSHs(sv_2mortal(newSVpv(message,0)));
+ PUTBACK;
+ perl_call_sv((SV*)cv, G_DISCARD);
+ }
+ }
if (in_eval) {
restartop = die_where(message);
- longjmp(top_env, 3);
+ Siglongjmp(top_env, 3);
}
- fputs(message,stderr);
- (void)fflush(stderr);
- if (e_fp)
+ PerlIO_puts(PerlIO_stderr(),message);
+ (void)PerlIO_flush(PerlIO_stderr());
+ if (e_tmpname) {
+ if (e_fp) {
+ PerlIO_close(e_fp);
+ e_fp = Nullfp;
+ }
(void)UNLINK(e_tmpname);
- statusvalue >>= 8;
- my_exit((I32)((errno&255)?errno:((statusvalue&255)?statusvalue:255)));
+ Safefree(e_tmpname);
+ e_tmpname = Nullch;
+ }
+ statusvalue = SHIFTSTATUS(statusvalue);
+#ifdef VMS
+ my_exit((U32)(vaxc$errno?vaxc$errno:(statusvalue?statusvalue:44)));
+#else
+ my_exit((U32)((errno&255)?errno:((statusvalue&255)?statusvalue:255)));
+#endif
}
void
{
va_list args;
char *message;
+ HV *stash;
+ GV *gv;
+ CV *cv;
#ifdef I_STDARG
va_start(args, pat);
message = mess(pat, &args);
va_end(args);
- fputs(message,stderr);
+ if (warnhook) {
+ SV *oldwarnhook = warnhook;
+ warnhook = Nullsv; /* sv_2cv might end up calling warn() */
+ cv = sv_2cv(oldwarnhook, &stash, &gv, 0);
+ warnhook = oldwarnhook;
+ if (cv && !CvDEPTH(cv)) {
+ dSP;
+
+ PUSHMARK(sp);
+ EXTEND(sp, 1);
+ PUSHs(sv_2mortal(newSVpv(message,0)));
+ PUTBACK;
+ perl_call_sv((SV*)cv, G_DISCARD);
+ return;
+ }
+ }
+ PerlIO_puts(PerlIO_stderr(),message);
#ifdef LEAKTEST
DEBUG_L(xstat());
#endif
- (void)fflush(stderr);
+ (void)PerlIO_flush(PerlIO_stderr());
}
#endif /* !defined(I_STDARG) && !defined(I_VARARGS) */
}
#endif /* !VMS */
-#ifdef EUNICE
+#ifdef UNLINK_ALL_VERSIONS
I32
unlnk(f) /* unlink all versions of a file */
char *f;
}
#endif /* HAS_MEMCMP */
-#ifdef I_VARARGS
+#if defined(I_STDARG) || defined(I_VARARGS)
#ifndef HAS_VPRINTF
#ifdef USE_CHAR_VSPRINTF
#endif
}
-int
-vfprintf(fd, pat, args)
-FILE *fd;
-char *pat, *args;
-{
- _doprnt(pat, args, fd);
- return 0; /* wrong, but perl doesn't use the return value */
-}
#endif /* HAS_VPRINTF */
-#endif /* I_VARARGS */
+#endif /* I_VARARGS || I_STDARGS */
-/*
- * I think my_swap(), htonl() and ntohl() have never been used.
- * perl.h contains last-chance references to my_swap(), my_htonl()
- * and my_ntohl(). I presume these are the intended functions;
- * but htonl() and ntohl() have the wrong names. There are no
- * functions my_htonl() and my_ntohl() defined anywhere.
- * -DWS
- */
#ifdef MYSWAP
#if BYTEORDER != 0x4321
short
+#ifndef CAN_PROTOTYPE
my_swap(s)
short s;
+#else
+my_swap(short s)
+#endif
{
#if (BYTEORDER & 1) == 0
short result;
}
long
-htonl(l)
+#ifndef CAN_PROTOTYPE
+my_htonl(l)
register long l;
+#else
+my_htonl(long l)
+#endif
{
union {
long result;
}
long
-ntohl(l)
+#ifndef CAN_PROTOTYPE
+my_ntohl(l)
register long l;
+#else
+my_ntohl(long l)
+#endif
{
union {
long l;
VTOH(vtohl,long)
#endif
-#if !defined(DOSISH) && !defined(VMS) /* VMS' my_popen() is in VMS.c */
-FILE *
+#if (!defined(DOSISH) || defined(HAS_FORK)) && !defined(VMS) /* VMS' my_popen() is in
+ VMS.c, same with OS/2. */
+PerlIO *
my_popen(cmd,mode)
char *cmd;
char *mode;
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = pid;
forkprocess = pid;
- return fdopen(p[this], mode);
+ return PerlIO_fdopen(p[this], mode);
}
#else
-#ifdef atarist
+#if defined(atarist)
FILE *popen();
-FILE *
+PerlIO *
my_popen(cmd,mode)
char *cmd;
char *mode;
{
- return popen(cmd, mode);
+ /* Needs work for PerlIO ! */
+ return popen(PerlIO_exportFILE(cmd), mode);
}
#endif
#endif /* !DOSISH */
-#ifdef NOTDEF
+#ifdef DUMP_FDS
dump_fds(s)
char *s;
{
int fd;
struct stat tmpstatbuf;
- fprintf(stderr,"%s", s);
+ PerlIO_printf(PerlIO_stderr(),"%s", s);
for (fd = 0; fd < 32; fd++) {
if (Fstat(fd,&tmpstatbuf) >= 0)
- fprintf(stderr," %d",fd);
+ PerlIO_printf(PerlIO_stderr()," %d",fd);
}
- fprintf(stderr,"\n");
+ PerlIO_printf(PerlIO_stderr(),"\n");
}
#endif
#ifndef HAS_DUP2
+int
dup2(oldfd,newfd)
int oldfd;
int newfd;
{
#if defined(HAS_FCNTL) && defined(F_DUPFD)
+ if (oldfd == newfd)
+ return oldfd;
close(newfd);
- fcntl(oldfd, F_DUPFD, newfd);
+ return fcntl(oldfd, F_DUPFD, newfd);
#else
int fdtmp[256];
I32 fdx = 0;
int fd;
if (oldfd == newfd)
- return 0;
+ return oldfd;
close(newfd);
- while ((fd = dup(oldfd)) != newfd) /* good enough for low fd's */
+ while ((fd = dup(oldfd)) != newfd && fd >= 0) /* good enough for low fd's */
fdtmp[fdx++] = fd;
while (fdx > 0)
close(fdtmp[--fdx]);
+ return fd;
#endif
}
#endif
-#ifndef DOSISH
-#ifndef VMS /* VMS' my_pclose() is in VMS.c */
+#if (!defined(DOSISH) || defined(HAS_FORK)) && !defined(VMS) /* VMS' my_popen() is in VMS.c */
I32
my_pclose(ptr)
-FILE *ptr;
+PerlIO *ptr;
{
Signal_t (*hstat)(), (*istat)(), (*qstat)();
int status;
SV **svp;
int pid;
- svp = av_fetch(fdpid,fileno(ptr),TRUE);
- pid = SvIVX(*svp);
+ svp = av_fetch(fdpid,PerlIO_fileno(ptr),TRUE);
+ pid = (int)SvIVX(*svp);
SvREFCNT_dec(*svp);
*svp = &sv_undef;
- fclose(ptr);
+ PerlIO_close(ptr);
#ifdef UTS
if(kill(pid, 0) < 0) { return(pid); } /* HOM 12/23/91 */
#endif
hstat = signal(SIGHUP, SIG_IGN);
istat = signal(SIGINT, SIG_IGN);
qstat = signal(SIGQUIT, SIG_IGN);
- pid = wait4pid(pid, &status, 0);
+ do {
+ pid = wait4pid(pid, &status, 0);
+ } while (pid == -1 && errno == EINTR);
signal(SIGHUP, hstat);
signal(SIGINT, istat);
signal(SIGQUIT, qstat);
return(pid < 0 ? pid : status);
}
-#endif /* !VMS */
+#endif /* !DOSISH */
+
+#if !defined(DOSISH) || defined(OS2)
I32
wait4pid(pid,statusp,flags)
int pid;
svp = hv_fetch(pidstatus,spid,strlen(spid),FALSE);
if (svp && *svp != &sv_undef) {
*statusp = SvIVX(*svp);
- hv_delete(pidstatus,spid,strlen(spid));
+ (void)hv_delete(pidstatus,spid,strlen(spid),G_DISCARD);
return pid;
}
}
sv = hv_iterval(pidstatus,entry);
*statusp = SvIVX(sv);
sprintf(spid, "%d", pid);
- hv_delete(pidstatus,spid,strlen(spid));
+ (void)hv_delete(pidstatus,spid,strlen(spid),G_DISCARD);
return pid;
}
}
return;
}
-#ifdef atarist
+#if defined(atarist) || (defined(OS2) && !defined(HAS_FORK))
int pclose();
I32
my_pclose(ptr)
-FILE *ptr;
+PerlIO *ptr;
{
- return pclose(ptr);
+ /* Needs work for PerlIO ! */
+ FILE *f = PerlIO_findFILE(ptr);
+ I32 result = pclose(f);
+ PerlIO_releaseFILE(ptr,f);
+ return result;
}
#endif
#endif
#ifndef CASTI32
+
+/* Unfortunately, on some systems the cast_uv() function doesn't
+ work with the system-supplied definition of ULONG_MAX. The
+ comparison (f >= ULONG_MAX) always comes out true. It must be a
+ problem with the compiler constant folding.
+
+ In any case, this workaround should be fine on any two's complement
+ system. If it's not, supply a '-DMY_ULONG_MAX=whatever' in your
+ ccflags.
+ --Andy Dougherty <doughera@lafcol.lafayette.edu>
+*/
+#ifndef MY_UV_MAX
+# define MY_UV_MAX ((UV)IV_MAX * (UV)2 + (UV)1)
+#endif
+
I32
cast_i32(f)
double f;
{
-# define BIGDOUBLE 2147483648.0 /* Assume 32 bit int's ! */
-# define BIGNEGDOUBLE (-2147483648.0)
- if (f >= BIGDOUBLE)
- return (I32)fmod(f, BIGDOUBLE);
- if (f <= BIGNEGDOUBLE)
- return (I32)fmod(f, BIGNEGDOUBLE);
+ if (f >= I32_MAX)
+ return (I32) I32_MAX;
+ if (f <= I32_MIN)
+ return (I32) I32_MIN;
return (I32) f;
}
-# undef BIGDOUBLE
-# undef BIGNEGDOUBLE
IV
cast_iv(f)
double f;
{
- /* XXX This should be fixed. It assumes 32 bit IV's. */
-# define BIGDOUBLE 2147483648.0 /* Assume 32 bit IV's ! */
-# define BIGNEGDOUBLE (-2147483648.0)
- if (f >= BIGDOUBLE)
- return (IV)fmod(f, BIGDOUBLE);
- if (f <= BIGNEGDOUBLE)
- return (IV)fmod(f, BIGNEGDOUBLE);
+ if (f >= IV_MAX)
+ return (IV) IV_MAX;
+ if (f <= IV_MIN)
+ return (IV) IV_MIN;
return (IV) f;
}
-# undef BIGDOUBLE
-# undef BIGNEGDOUBLE
+
+UV
+cast_uv(f)
+double f;
+{
+ if (f >= MY_UV_MAX)
+ return (UV) MY_UV_MAX;
+ return (UV) f;
+}
+
#endif
#ifndef HAS_RENAME
register char *s = start;
register unsigned long retval = 0;
- while (len-- && *s >= '0' && *s <= '7') {
+ while (len && *s >= '0' && *s <= '7') {
retval <<= 3;
retval |= *s++ - '0';
+ len--;
}
+ if (dowarn && len && (*s == '8' || *s == '9'))
+ warn("Illegal octal digit ignored");
*retlen = s - start;
return retval;
}
return retval;
}
-/* Amazingly enough, some systems (e.g. Dynix 3) don't have fmod.
- This is a slow, stupid, but working emulation. (AD)
-*/
-#ifdef USE_MY_FMOD
-double
-my_fmod(x, y)
-double x, y;
+
+#ifdef HUGE_VAL
+/*
+ * This hack is to force load of "huge" support from libm.a
+ * So it is in perl for (say) POSIX to use.
+ * Needed for SunOS with Sun's 'acc' for example.
+ */
+double
+Perl_huge()
{
- double i = 0.0; /* Can't use int because it can overflow */
- if ((x == 0) || (y == 0))
- return 0;
- /* The sign of fmod is the same as the sign of x. */
- if ( (x < 0 && y > 0) || (x > 0 && y < 0) )
- y = -y;
- if (x > 0) {
- while (x - i*y > y)
- i++;
- } else {
- while (x - i*y < y)
- i++;
- }
- return x - i * y;
+ return HUGE_VAL;
}
#endif
projects / p5sagit/p5-mst-13.2.git / blobdiff