PerlIO_printf(Perl_debug_log, " . ");
}
}
- PerlIO_printf(Perl_debug_log, "\n");
+ PerlIO_printf(Perl_debug_log, "\n");
}
}
{
struct sigaction act, oact;
+#ifdef USE_ITHREADS
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return SIG_ERR;
+#endif
+
act.sa_handler = handler;
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
{
struct sigaction act;
+#ifdef USE_ITHREADS
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return -1;
+#endif
+
act.sa_handler = handler;
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
int
Perl_rsignal_restore(pTHX_ int signo, Sigsave_t *save)
{
+#ifdef USE_ITHREADS
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return -1;
+#endif
+
return sigaction(signo, save, (struct sigaction *)NULL);
}
Sighandler_t
Perl_rsignal(pTHX_ int signo, Sighandler_t handler)
{
+#if defined(USE_ITHREADS) && !defined(WIN32)
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return SIG_ERR;
+#endif
+
return PerlProc_signal(signo, handler);
}
{
Sighandler_t oldsig;
+#if defined(USE_ITHREADS) && !defined(WIN32)
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return SIG_ERR;
+#endif
+
sig_trapped = 0;
oldsig = PerlProc_signal(signo, sig_trap);
PerlProc_signal(signo, oldsig);
int
Perl_rsignal_save(pTHX_ int signo, Sighandler_t handler, Sigsave_t *save)
{
+#if defined(USE_ITHREADS) && !defined(WIN32)
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return -1;
+#endif
*save = PerlProc_signal(signo, handler);
return (*save == SIG_ERR) ? -1 : 0;
}
int
Perl_rsignal_restore(pTHX_ int signo, Sigsave_t *save)
{
+#if defined(USE_ITHREADS) && !defined(WIN32)
+ /* only "parent" interpreter can diddle signals */
+ if (PL_curinterp != aTHX)
+ return -1;
+#endif
return (PerlProc_signal(signo, *save) == SIG_ERR) ? -1 : 0;
}
#endif
{
bool seen_dot = 0;
-
+
PL_bufend = s + strlen(s);
while (s < PL_bufend) {
#ifdef MACOS_TRADITIONAL
void
Perl_report_evil_fh(pTHX_ GV *gv, IO *io, I32 op)
{
- char *vile;
- I32 warn_type;
char *func =
op == OP_READLINE ? "readline" : /* "<HANDLE>" not nice */
op == OP_LEAVEWRITE ? "write" : /* "write exit" not nice */
"socket" : "filehandle";
char *name = NULL;
- if (gv && io && IoTYPE(io) == IoTYPE_CLOSED) {
- vile = "closed";
- warn_type = WARN_CLOSED;
- }
- else {
- vile = "unopened";
- warn_type = WARN_UNOPENED;
- }
-
if (gv && isGV(gv)) {
name = GvENAME(gv);
}
if (op == OP_phoney_OUTPUT_ONLY || op == OP_phoney_INPUT_ONLY) {
- if (name && *name)
- Perl_warner(aTHX_ packWARN(WARN_IO), "Filehandle %s opened only for %sput",
- name,
- (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
- else
- Perl_warner(aTHX_ packWARN(WARN_IO), "Filehandle opened only for %sput",
- (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
- } else if (name && *name) {
- Perl_warner(aTHX_ packWARN(warn_type),
- "%s%s on %s %s %s", func, pars, vile, type, name);
- if (io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
- Perl_warner(aTHX_ packWARN(warn_type),
- "\t(Are you trying to call %s%s on dirhandle %s?)\n",
- func, pars, name);
+ if (ckWARN(WARN_IO)) {
+ if (name && *name)
+ Perl_warner(aTHX_ packWARN(WARN_IO),
+ "Filehandle %s opened only for %sput",
+ name, (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ else
+ Perl_warner(aTHX_ packWARN(WARN_IO),
+ "Filehandle opened only for %sput",
+ (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ }
}
else {
- Perl_warner(aTHX_ packWARN(warn_type),
- "%s%s on %s %s", func, pars, vile, type);
- if (gv && io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
- Perl_warner(aTHX_ packWARN(warn_type),
- "\t(Are you trying to call %s%s on dirhandle?)\n",
- func, pars);
+ char *vile;
+ I32 warn_type;
+
+ if (gv && io && IoTYPE(io) == IoTYPE_CLOSED) {
+ vile = "closed";
+ warn_type = WARN_CLOSED;
+ }
+ else {
+ vile = "unopened";
+ warn_type = WARN_UNOPENED;
+ }
+
+ if (ckWARN(warn_type)) {
+ if (name && *name) {
+ Perl_warner(aTHX_ packWARN(warn_type),
+ "%s%s on %s %s %s", func, pars, vile, type, name);
+ if (io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
+ Perl_warner(aTHX_ packWARN(warn_type),
+ "\t(Are you trying to call %s%s on dirhandle %s?)\n",
+ func, pars, name);
+ }
+ else {
+ Perl_warner(aTHX_ packWARN(warn_type),
+ "%s%s on %s %s", func, pars, vile, type);
+ if (gv && io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
+ Perl_warner(aTHX_ packWARN(warn_type),
+ "\t(Are you trying to call %s%s on dirhandle?)\n",
+ func, pars);
+ }
+ }
}
}
/*
=head1 SV Manipulation Functions
-=for apidoc new_vstring
+=for apidoc scan_vstring
Returns a pointer to the next character after the parsed
vstring, as well as updating the passed in sv.
Function must be called like
- sv = NEWSV(92,5);
- s = new_vstring(s,sv);
+ sv = NEWSV(92,5);
+ s = scan_vstring(s,sv);
-The sv must already be large enough to store the vstring
-passed in.
+The sv should already be large enough to store the vstring
+passed in, for performance reasons.
=cut
*/
char *
-Perl_new_vstring(pTHX_ char *s, SV *sv)
+Perl_scan_vstring(pTHX_ char *s, SV *sv)
{
char *pos = s;
+ char *start = s;
if (*pos == 'v') pos++; /* get past 'v' */
while (isDIGIT(*pos) || *pos == '_')
pos++;
for (;;) {
rev = 0;
{
- /* this is atoi() that tolerates underscores */
- char *end = pos;
- UV mult = 1;
- if ( s > pos && *(s-1) == '_') {
- mult = 10;
- }
- while (--end >= s) {
- UV orev;
- orev = rev;
- rev += (*end - '0') * mult;
- mult *= 10;
- if (orev > rev && ckWARN_d(WARN_OVERFLOW))
- Perl_warner(aTHX_ packWARN(WARN_OVERFLOW),
- "Integer overflow in decimal number");
- }
+ /* this is atoi() that tolerates underscores */
+ char *end = pos;
+ UV mult = 1;
+ while (--end >= s) {
+ UV orev;
+ if (*end == '_')
+ continue;
+ orev = rev;
+ rev += (*end - '0') * mult;
+ mult *= 10;
+ if (orev > rev && ckWARN_d(WARN_OVERFLOW))
+ Perl_warner(aTHX_ packWARN(WARN_OVERFLOW),
+ "Integer overflow in decimal number");
+ }
}
#ifdef EBCDIC
if (rev > 0x7FFFFFFF)
sv_catpvn(sv, (const char*)tmpbuf, tmpend - tmpbuf);
if (!UNI_IS_INVARIANT(NATIVE_TO_UNI(rev)))
SvUTF8_on(sv);
- if ( (*pos == '.' || *pos == '_') && isDIGIT(pos[1]))
+ if (*pos == '.' && isDIGIT(pos[1]))
s = ++pos;
else {
s = pos;
break;
}
- while (isDIGIT(*pos) )
+ while (isDIGIT(*pos) || *pos == '_')
pos++;
}
SvPOK_on(sv);
- SvREADONLY_on(sv);
+ sv_magicext(sv,NULL,PERL_MAGIC_vstring,NULL,(const char*)start, pos-start);
+ SvRMAGICAL_on(sv);
}
return s;
}
+
+/*
+=for apidoc scan_version
+
+Returns a pointer to the next character after the parsed
+version string, as well as upgrading the passed in SV to
+an RV.
+
+Function must be called with an already existing SV like
+
+ sv = NEWSV(92,0);
+ s = scan_version(s,sv);
+
+Performs some preprocessing to the string to ensure that
+it has the correct characteristics of a version. Flags the
+object if it contains an underscore (which denotes this
+is a beta version).
+
+=cut
+*/
+
+char *
+Perl_scan_version(pTHX_ char *version, SV *rv)
+{
+ char *d;
+ int beta = 0;
+ SV * sv = newSVrv(rv, "version"); /* create an SV and upgrade the RV */
+ d = version;
+ if (*d == 'v')
+ d++;
+ if (isDIGIT(*d)) {
+ while (isDIGIT(*d) || *d == '.')
+ d++;
+ if ( *d == '_' ) {
+ *d = '.';
+ if ( *(d+1) == '0' && *(d+2) != '0' ) { /* perl-style version */
+ *(d+1) = *(d+2);
+ *(d+2) = '0';
+ }
+ else {
+ beta = -1;
+ }
+ }
+ }
+ version = scan_vstring(version,sv); /* store the v-string in the object */
+ SvIVX(sv) = beta;
+ return version;
+}
+
+/*
+=for apidoc new_version
+
+Returns a new version object based on the passed in SV:
+
+ SV *sv = new_version(SV *ver);
+
+Does not alter the passed in ver SV. See "upg_version" if you
+want to upgrade the SV.
+
+=cut
+*/
+
+SV *
+Perl_new_version(pTHX_ SV *ver)
+{
+ SV *rv = NEWSV(92,5);
+ char *version;
+
+ if ( SvMAGICAL(ver) ) { /* already a v-string */
+ MAGIC* mg = mg_find(ver,PERL_MAGIC_vstring);
+ version = savepvn( (const char*)mg->mg_ptr,mg->mg_len );
+ }
+ else {
+ version = (char *)SvPV_nolen(ver);
+ }
+ version = scan_version(version,rv);
+ return rv;
+}
+
+/*
+=for apidoc upg_version
+
+In-place upgrade of the supplied SV to a version object.
+
+ SV *sv = upg_version(SV *sv);
+
+Returns a pointer to the upgraded SV.
+
+=cut
+*/
+
+SV *
+Perl_upg_version(pTHX_ SV *sv)
+{
+ char *version = (char *)SvPV_nolen(sv_mortalcopy(sv));
+ bool utf8 = SvUTF8(sv);
+ if ( SvVOK(sv) ) { /* already a v-string */
+ SV * ver = newSVrv(sv, "version");
+ sv_setpv(ver,version);
+ if ( utf8 )
+ SvUTF8_on(ver);
+ }
+ else {
+ version = scan_version(version,sv);
+ }
+ return sv;
+}
+
+
+/*
+=for apidoc vnumify
+
+Accepts a version (or vstring) object and returns the
+normalized floating point representation. Call like:
+
+ sv = vnumify(sv,SvRV(rv));
+
+NOTE: no checking is done to see if the object is of the
+correct type (for speed).
+
+=cut
+*/
+
+SV *
+Perl_vnumify(pTHX_ SV *sv, SV *vs)
+{
+ U8* pv = (U8*)SvPVX(vs);
+ STRLEN len = SvCUR(vs);
+ STRLEN retlen;
+ UV digit = utf8_to_uvchr(pv,&retlen);
+ Perl_sv_setpvf(aTHX_ sv,"%"UVf".",digit);
+ for (pv += retlen, len -= retlen;
+ len > 0;
+ pv += retlen, len -= retlen)
+ {
+ digit = utf8_to_uvchr(pv,&retlen);
+ Perl_sv_catpvf(aTHX_ sv,"%03"UVf,digit);
+ }
+ return sv;
+}
+
+/*
+=for apidoc vstringify
+
+Accepts a version (or vstring) object and returns the
+normalized representation. Call like:
+
+ sv = vstringify(sv,SvRV(rv));
+
+NOTE: no checking is done to see if the object is of the
+correct type (for speed).
+
+=cut
+*/
+
+SV *
+Perl_vstringify(pTHX_ SV *sv, SV *vs)
+{
+ U8* pv = (U8*)SvPVX(vs);
+ STRLEN len = SvCUR(vs);
+ STRLEN retlen;
+ UV digit = utf8_to_uvchr(pv,&retlen);
+ Perl_sv_setpvf(aTHX_ sv,"%"UVf,digit);
+ for (pv += retlen, len -= retlen;
+ len > 0;
+ pv += retlen, len -= retlen)
+ {
+ digit = utf8_to_uvchr(pv,&retlen);
+ Perl_sv_catpvf(aTHX_ sv,".%03"UVf,digit);
+ }
+ if ( SvIVX(vs) < 0 )
+ sv_catpv(sv,"beta");
+ return sv;
+}
+
#if !defined(HAS_SOCKETPAIR) && defined(HAS_SOCKET) && defined(AF_INET) && defined(PF_INET) && defined(SOCK_DGRAM) && defined(HAS_SELECT)
# define EMULATE_SOCKETPAIR_UDP
#endif