# include <unistd.h>
#endif
-#ifdef HAS_GETGROUPS
+#if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS)
# ifndef NGROUPS
# define NGROUPS 32
# endif
if (rx->subend && (s = rx->endp[0])) {
i = rx->subend - s;
if (i >= 0)
- return 0;
+ return i;
}
}
return 0;
#endif
break;
case '?':
- sv_setiv(sv, (IV)STATUS_CURRENT);
+ {
+ dTHR;
+ sv_setiv(sv, (IV)STATUS_CURRENT);
#ifdef COMPLEX_STATUS
- LvTARGOFF(sv) = statusvalue;
- LvTARGLEN(sv) = statusvalue_vms;
+ LvTARGOFF(sv) = statusvalue;
+ LvTARGLEN(sv) = statusvalue_vms;
#endif
+ }
break;
case '^':
s = IoTOP_NAME(GvIOp(defoutgv));
case '/':
break;
case '[':
- sv_setiv(sv, (IV)curcop->cop_arybase);
+ WITH_THR(sv_setiv(sv, (IV)curcop->cop_arybase));
break;
case '|':
sv_setiv(sv, (IV)(IoFLAGS(GvIOp(defoutgv)) & IOf_FLUSH) != 0 );
break;
case '(':
sv_setiv(sv, (IV)gid);
- s = buf;
- (void)sprintf(s,"%d",(int)gid);
+ sv_setpvf(sv, "%Vd", (IV)gid);
goto add_groups;
case ')':
sv_setiv(sv, (IV)egid);
- s = buf;
- (void)sprintf(s,"%d",(int)egid);
+ sv_setpvf(sv, "%Vd", (IV)egid);
add_groups:
- while (*s) s++;
#ifdef HAS_GETGROUPS
{
Groups_t gary[NGROUPS];
-
i = getgroups(NGROUPS,gary);
- while (--i >= 0) {
- (void)sprintf(s," %d", (int)gary[i]);
- while (*s) s++;
- }
+ while (--i >= 0)
+ sv_catpvf(sv, " %Vd", (IV)gary[i]);
}
#endif
- sv_setpv(sv,buf);
SvIOK_on(sv); /* what a wonderful hack! */
break;
case '*':
}
#endif
-#if !defined(OS2) && !defined(AMIGAOS) && !defined(_WIN32)
+#if !defined(OS2) && !defined(AMIGAOS) && !defined(WIN32)
/* And you'll never guess what the dog had */
/* in its mouth... */
if (tainting) {
char *strend = s + len;
while (s < strend) {
+ char tmpbuf[256];
struct stat st;
- s = cpytill(tokenbuf, s, strend, ':', &i);
+ s = delimcpy(tmpbuf, tmpbuf + sizeof tmpbuf,
+ s, strend, ':', &i);
s++;
- if (*tokenbuf != '/'
- || (Stat(tokenbuf, &st) == 0 && (st.st_mode & 2)) ) {
+ if (i >= sizeof tmpbuf /* too long -- assume the worst */
+ || *tmpbuf != '/'
+ || (Stat(tmpbuf, &st) == 0 && (st.st_mode & 2)) ) {
MgTAINTEDDIR_on(mg);
return 0;
}
}
}
}
-#endif /* neither OS2 nor AMIGAOS nor _WIN32 */
+#endif /* neither OS2 nor AMIGAOS nor WIN32 */
return 0;
}
}
int
+magic_clear_all_env(sv,mg)
+SV* sv;
+MAGIC* mg;
+{
+#if defined(VMS)
+ die("Can't make list assignment to %%ENV on this system");
+#else
+#ifdef WIN32
+ char *envv = GetEnvironmentStrings();
+ char *cur = envv;
+ STRLEN len;
+ while (*cur) {
+ char *end = strchr(cur,'=');
+ if (end && end != cur) {
+ *end = '\0';
+ my_setenv(cur,Nullch);
+ *end = '=';
+ cur += strlen(end+1)+1;
+ }
+ else if ((len = strlen(cur)))
+ cur += len+1;
+ }
+ FreeEnvironmentStrings(envv);
+#else
+ I32 i;
+
+ if (environ == origenviron)
+ New(901, environ, 1, char*);
+ else
+ for (i = 0; environ[i]; i++)
+ Safefree(environ[i]);
+ environ[0] = Nullch;
+
+#endif
+#endif
+ return 0;
+}
+
+int
magic_getsig(sv,mg)
SV* sv;
MAGIC* mg;
if(psig_ptr[i])
sv_setsv(sv,psig_ptr[i]);
else {
+ dTHR; /* just for SvREFCNT_inc */
Sighandler_t sigstate = rsignal_state(i);
/* cache state so we don't fetch it again */
SV* sv;
MAGIC* mg;
{
+ dTHR;
register char *s;
I32 i;
SV** svp;
}
if (SvTYPE(sv) == SVt_PVGV || SvROK(sv)) {
if (i)
- (void)rsignal(i, sighandler);
+ (void)rsignal(i, sighandlerp);
else
*svp = SvREFCNT_inc(sv);
return 0;
* access to a known hint bit in a known OP, we can't
* tell whether HINT_STRICT_REFS is in force or not.
*/
- if (!strchr(s,':') && !strchr(s,'\'')) {
- sprintf(tokenbuf, "main::%s",s);
- sv_setpv(sv,tokenbuf);
- }
+ if (!strchr(s,':') && !strchr(s,'\''))
+ sv_setpv(sv, form("main::%s", s));
if (i)
- (void)rsignal(i, sighandler);
+ (void)rsignal(i, sighandlerp);
else
*svp = SvREFCNT_inc(sv);
}
MAGIC* mg;
char *meth;
{
+ dTHR;
dSP;
ENTER;
SV* sv;
MAGIC* mg;
{
+ dTHR;
dSP;
PUSHMARK(sp);
SV* sv;
MAGIC* mg;
{
+ dTHR;
dSP;
PUSHMARK(sp);
MAGIC* mg;
SV* key;
{
+ dTHR;
dSP;
char *meth = SvOK(key) ? "NEXTKEY" : "FIRSTKEY";
SV* sv;
MAGIC* mg;
{
+ dTHR;
OP *o;
I32 i;
GV* gv;
SV* sv;
MAGIC* mg;
{
+ dTHR;
sv_setiv(sv, AvFILL((AV*)mg->mg_obj) + curcop->cop_arybase);
return 0;
}
SV* sv;
MAGIC* mg;
{
+ dTHR;
av_fill((AV*)mg->mg_obj, SvIV(sv) - curcop->cop_arybase);
return 0;
}
if (SvTYPE(lsv) >= SVt_PVMG && SvMAGIC(lsv)) {
mg = mg_find(lsv, 'g');
if (mg && mg->mg_len >= 0) {
+ dTHR;
sv_setiv(sv, mg->mg_len + curcop->cop_arybase);
return 0;
}
}
len = SvPOK(lsv) ? SvCUR(lsv) : sv_len(lsv);
- pos = SvIV(sv) - curcop->cop_arybase;
+ WITH_THR(pos = SvIV(sv) - curcop->cop_arybase);
if (pos < 0) {
pos += len;
if (pos < 0)
SV* sv;
MAGIC* mg;
{
+ dTHR;
if (localizing) {
if (localizing == 1)
mg->mg_len <<= 1;
targ = AvARRAY(av)[LvTARGOFF(sv)];
}
if (targ && targ != &sv_undef) {
+ dTHR; /* just for SvREFCNT_dec */
/* somebody else defined it for us */
SvREFCNT_dec(LvTARG(sv));
LvTARG(sv) = SvREFCNT_inc(targ);
vivify_defelem(sv)
SV* sv;
{
+ dTHR; /* just for SvREFCNT_inc and SvREFCNT_dec*/
MAGIC* mg;
SV* value;
croak(no_aelem, (I32)LvTARGOFF(sv));
}
}
- SvREFCNT_inc(value);
+ (void)SvREFCNT_inc(value);
SvREFCNT_dec(LvTARG(sv));
LvTARG(sv) = value;
LvTARGLEN(sv) = 0;
SV* sv;
MAGIC* mg;
{
+ dTHR;
register char *s;
I32 i;
STRLEN len;
osname = Nullch;
break;
case '\020': /* ^P */
- i = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
- if (i != perldb) {
- if (perldb)
- oldlastpm = curpm;
- else
- curpm = oldlastpm;
- }
- perldb = i;
+ perldb = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
break;
case '\024': /* ^T */
#ifdef BIG_TIME
tainting |= (uid && (euid != uid || egid != gid));
break;
case ')':
+#ifdef HAS_SETGROUPS
+ {
+ char *p = SvPV(sv, na);
+ Groups_t gary[NGROUPS];
+
+ SET_NUMERIC_STANDARD();
+ while (isSPACE(*p))
+ ++p;
+ egid = I_V(atof(p));
+ for (i = 0; i < NGROUPS; ++i) {
+ while (*p && !isSPACE(*p))
+ ++p;
+ while (isSPACE(*p))
+ ++p;
+ if (!*p)
+ break;
+ gary[i] = I_V(atof(p));
+ }
+ if (i)
+ (void)setgroups(i, gary);
+ }
+#else /* HAS_SETGROUPS */
egid = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
+#endif /* HAS_SETGROUPS */
if (delaymagic) {
delaymagic |= DM_EGID;
break; /* don't do magic till later */
}
/* can grab env area too? */
if (origenviron && origenviron[0] == s + 1) {
- my_setenv("NoNeSuCh", Nullch);
+ my_setenv("NoNe SuCh", Nullch);
/* force copy of environment */
for (i = 0; origenviron[i]; i++)
if (origenviron[i] == s + 1)
return 0;
}
+#ifdef USE_THREADS
+int
+magic_mutexfree(sv, mg)
+SV *sv;
+MAGIC *mg;
+{
+ dTHR;
+ DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: magic_mutexfree 0x%lx\n",
+ (unsigned long)thr, (unsigned long)sv);)
+ if (MgOWNER(mg))
+ croak("panic: magic_mutexfree");
+ MUTEX_DESTROY(MgMUTEXP(mg));
+ COND_DESTROY(MgCONDP(mg));
+ return 0;
+}
+#endif /* USE_THREADS */
+
I32
whichsig(sig)
char *sig;
return 0;
}
+static SV* sig_sv;
+
+static void
+unwind_handler_stack(p)
+ void *p;
+{
+ U32 flags = *(U32*)p;
+
+ if (flags & 1)
+ savestack_ix -= 5; /* Unprotect save in progress. */
+ /* cxstack_ix-- Not needed, die already unwound it. */
+ if (flags & 64)
+ SvREFCNT_dec(sig_sv);
+}
+
Signal_t
sighandler(sig)
int sig;
{
+ dTHR;
dSP;
GV *gv;
HV *st;
- SV *sv;
+ SV *sv, *tSv = Sv;
CV *cv;
AV *oldstack;
-
+ OP *myop = op;
+ U32 flags = 0;
+ I32 o_save_i = savestack_ix, type;
+ CONTEXT *cx;
+ XPV *tXpv = Xpv;
+
+ if (savestack_ix + 15 <= savestack_max)
+ flags |= 1;
+ if (cxstack_ix < cxstack_max - 2)
+ flags |= 2;
+ if (markstack_ptr < markstack_max - 2)
+ flags |= 4;
+ if (retstack_ix < retstack_max - 2)
+ flags |= 8;
+ if (scopestack_ix < scopestack_max - 3)
+ flags |= 16;
+
+ if (flags & 2) { /* POPBLOCK may decrease cxstack too early. */
+ cxstack_ix++; /* Protect from overwrite. */
+ cx = &cxstack[cxstack_ix];
+ type = cx->cx_type; /* Can be during partial write. */
+ cx->cx_type = CXt_NULL; /* Make it safe for unwind. */
+ }
if (!psig_ptr[sig])
die("Signal SIG%s received, but no signal handler set.\n",
sig_name[sig]);
- cv = sv_2cv(psig_ptr[sig],&st,&gv,TRUE);
+ /* Max number of items pushed there is 3*n or 4. We cannot fix
+ infinity, so we fix 4 (in fact 5): */
+ if (flags & 1) {
+ savestack_ix += 5; /* Protect save in progress. */
+ o_save_i = savestack_ix;
+ SAVEDESTRUCTOR(unwind_handler_stack, (void*)&flags);
+ }
+ if (flags & 4)
+ markstack_ptr++; /* Protect mark. */
+ if (flags & 8) {
+ retstack_ix++;
+ retstack[retstack_ix] = NULL;
+ }
+ if (flags & 16)
+ scopestack_ix += 1;
+ /* sv_2cv is too complicated, try a simpler variant first: */
+ if (!SvROK(psig_ptr[sig]) || !(cv = (CV*)SvRV(psig_ptr[sig]))
+ || SvTYPE(cv) != SVt_PVCV)
+ cv = sv_2cv(psig_ptr[sig],&st,&gv,TRUE);
+
if (!cv || !CvROOT(cv)) {
if (dowarn)
warn("SIG%s handler \"%s\" not defined.\n",
AvFILL(signalstack) = 0;
SWITCHSTACK(curstack, signalstack);
- if(psig_name[sig])
+ if(psig_name[sig]) {
sv = SvREFCNT_inc(psig_name[sig]);
- else {
+ flags |= 64;
+ sig_sv = sv;
+ } else {
sv = sv_newmortal();
sv_setpv(sv,sig_name[sig]);
}
perl_call_sv((SV*)cv, G_DISCARD);
SWITCHSTACK(signalstack, oldstack);
-
+ if (flags & 1)
+ savestack_ix -= 8; /* Unprotect save in progress. */
+ if (flags & 2) {
+ cxstack[cxstack_ix].cx_type = type;
+ cxstack_ix -= 1;
+ }
+ if (flags & 4)
+ markstack_ptr--;
+ if (flags & 8)
+ retstack_ix--;
+ if (flags & 16)
+ scopestack_ix -= 1;
+ if (flags & 64)
+ SvREFCNT_dec(sv);
+ op = myop; /* Apparently not needed... */
+
+ Sv = tSv; /* Restore global temporaries. */
+ Xpv = tXpv;
return;
}
projects / p5sagit/p5-mst-13.2.git / blobdiff