--- /dev/null
+################################################################################
+##
+## Copyright (C) 2017, Pali <pali@cpan.org>
+##
+## This program is free software; you can redistribute it and/or
+## modify it under the same terms as Perl itself.
+##
+################################################################################
+
+=provides
+
+croak_sv
+die_sv
+mess_sv
+warn_sv
+
+vmess
+mess_nocontext
+mess
+
+warn_nocontext
+Perl_warn_nocontext
+
+croak_nocontext
+Perl_croak_nocontext
+
+croak_no_modify
+Perl_croak_no_modify
+
+croak_memory_wrap
+croak_xs_usage
+
+PERL_ARGS_ASSERT_CROAK_XS_USAGE
+
+=dontwarn
+
+NEED_mess
+NEED_mess_nocontext
+NEED_vmess
+_dppp_fix_utf8_errsv
+
+=implementation
+
+#ifdef NEED_mess_sv
+#define NEED_mess
+#endif
+
+#ifdef NEED_mess
+#define NEED_mess_nocontext
+#define NEED_vmess
+#endif
+
+#ifndef croak_sv
+#if { VERSION >= 5.7.3 } || ( { VERSION >= 5.6.1 } && { VERSION < 5.7.0 } )
+# if ( { VERSION >= 5.8.0 } && { VERSION < 5.8.9 } ) || ( { VERSION >= 5.9.0 } && { VERSION < 5.10.1 } )
+# define _dppp_fix_utf8_errsv(errsv, sv) \
+ STMT_START { \
+ if (sv != ERRSV) \
+ SvFLAGS(ERRSV) = (SvFLAGS(ERRSV) & ~SVf_UTF8) | \
+ (SvFLAGS(sv) & SVf_UTF8); \
+ } STMT_END
+# else
+# define _dppp_fix_utf8_errsv(errsv, sv) STMT_START {} STMT_END
+# endif
+# define croak_sv(sv) \
+ STMT_START { \
+ if (SvROK(sv)) { \
+ sv_setsv(ERRSV, sv); \
+ croak(NULL); \
+ } else { \
+ _dppp_fix_utf8_errsv(ERRSV, sv); \
+ croak("%" SVf, SVfARG(sv)); \
+ } \
+ } STMT_END
+#elif { VERSION >= 5.4.0 }
+# define croak_sv(sv) croak("%" SVf, SVfARG(sv))
+#else
+# define croak_sv(sv) croak("%s", SvPV_nolen(sv))
+#endif
+#endif
+
+#ifndef die_sv
+#if { NEED die_sv }
+OP *
+die_sv(pTHX_ SV *sv)
+{
+ croak_sv(sv);
+ return (OP *)NULL;
+}
+#endif
+#endif
+
+#ifndef warn_sv
+#if { VERSION >= 5.4.0 }
+# define warn_sv(sv) warn("%" SVf, SVfARG(sv))
+#else
+# define warn_sv(sv) warn("%s", SvPV_nolen(sv))
+#endif
+#endif
+
+#ifndef vmess
+#if { NEED vmess }
+SV*
+vmess(pTHX_ const char* pat, va_list* args)
+{
+ mess(pat, args);
+ return PL_mess_sv;
+}
+#endif
+#endif
+
+#if { VERSION < 5.6.0 }
+#undef mess
+#endif
+
+#if !defined(mess_nocontext) && !defined(Perl_mess_nocontext)
+#if { NEED mess_nocontext }
+SV*
+mess_nocontext(const char* pat, ...)
+{
+ dTHX;
+ SV *sv;
+ va_list args;
+ va_start(args, pat);
+ sv = vmess(pat, &args);
+ va_end(args);
+ return sv;
+}
+#endif
+#endif
+
+#ifndef mess
+#if { NEED mess }
+SV*
+mess(pTHX_ const char* pat, ...)
+{
+ SV *sv;
+ va_list args;
+ va_start(args, pat);
+ sv = vmess(pat, &args);
+ va_end(args);
+ return sv;
+}
+#ifdef mess_nocontext
+#define mess mess_nocontext
+#else
+#define mess Perl_mess_nocontext
+#endif
+#endif
+#endif
+
+#ifndef mess_sv
+#if { NEED mess_sv }
+SV *
+mess_sv(pTHX_ SV *basemsg, bool consume)
+{
+ SV *tmp;
+ SV *ret;
+
+ if (SvPOK(basemsg) && SvCUR(basemsg) && *(SvEND(basemsg)-1) == '\n') {
+ if (consume)
+ return basemsg;
+ ret = mess("");
+ SvSetSV_nosteal(ret, basemsg);
+ return ret;
+ }
+
+ if (consume) {
+ sv_catsv(basemsg, mess(""));
+ return basemsg;
+ }
+
+ ret = mess("");
+ tmp = newSVsv(ret);
+ SvSetSV_nosteal(ret, basemsg);
+ sv_catsv(ret, tmp);
+ sv_dec(tmp);
+ return ret;
+}
+#endif
+#endif
+
+#ifndef warn_nocontext
+#define warn_nocontext warn
+#endif
+
+#ifndef Perl_warn_nocontext
+#define Perl_warn_nocontext warn_nocontext
+#endif
+
+#ifndef croak_nocontext
+#define croak_nocontext croak
+#endif
+
+#ifndef Perl_croak_nocontext
+#define Perl_croak_nocontext croak_nocontext
+#endif
+
+#ifndef croak_no_modify
+#define croak_no_modify() croak("%s", PL_no_modify)
+#define Perl_croak_no_modify() croak_no_modify()
+#endif
+
+#ifndef croak_memory_wrap
+#if { VERSION >= 5.9.2 } || ( { VERSION >= 5.8.6 } && { VERSION < 5.9.0 } )
+# define croak_memory_wrap() croak("%s", PL_memory_wrap)
+#else
+# define croak_memory_wrap() croak("panic: memory wrap")
+#endif
+#endif
+
+#ifndef PERL_ARGS_ASSERT_CROAK_XS_USAGE
+#define PERL_ARGS_ASSERT_CROAK_XS_USAGE assert(cv); assert(params)
+#endif
+
+#ifndef croak_xs_usage
+#if { NEED croak_xs_usage }
+void
+croak_xs_usage(pTHX_ const CV *const cv, const char *const params)
+{
+ const GV *const gv = CvGV(cv);
+
+ PERL_ARGS_ASSERT_CROAK_XS_USAGE;
+
+ if (gv) {
+ const char *const gvname = GvNAME(gv);
+ const HV *const stash = GvSTASH(gv);
+ const char *const hvname = stash ? HvNAME(stash) : NULL;
+
+ if (hvname)
+ croak("Usage: %s::%s(%s)", hvname, gvname, params);
+ else
+ croak("Usage: %s(%s)", gvname, params);
+ } else {
+ /* Pants. I don't think that it should be possible to get here. */
+ croak("Usage: CODE(0x%" UVxf ")(%s)", PTR2UV(cv), params);
+ }
+}
+#endif
+#endif
+
+=xsinit
+
+#define NEED_die_sv
+#define NEED_mess_sv
+#define NEED_croak_xs_usage
+
+=xsubs
+
+void
+croak_sv(sv)
+ SV *sv
+CODE:
+ croak_sv(sv);
+
+void
+die_sv(sv)
+ SV *sv
+PREINIT:
+ OP *op;
+CODE:
+ op = die_sv(sv);
+
+void
+warn_sv(sv)
+ SV *sv
+CODE:
+ warn_sv(sv);
+
+SV *
+mess_sv(sv, consume)
+ SV *sv
+ bool consume
+CODE:
+ RETVAL = newSVsv(mess_sv(sv, consume));
+OUTPUT:
+ RETVAL
+
+void
+croak_no_modify()
+CODE:
+ croak_no_modify();
+
+void
+croak_memory_wrap()
+CODE:
+ croak_memory_wrap();
+
+void
+croak_xs_usage(params)
+ char *params
+CODE:
+ croak_xs_usage(cv, params);
+
+=tests plan => 93
+
+BEGIN { if ($] lt '5.006') { $^W = 0; } }
+
+my $warn;
+my $die;
+local $SIG{__WARN__} = sub { $warn = $_[0] };
+local $SIG{__DIE__} = sub { $die = $_[0] };
+
+my $scalar_ref = \do {my $tmp = 10};
+my $array_ref = [];
+my $hash_ref = {};
+my $obj = bless {}, 'Package';
+
+undef $die;
+ok !defined eval { Devel::PPPort::croak_sv("\xE1\n") };
+ok $@, "\xE1\n";
+ok $die, "\xE1\n";
+
+undef $die;
+ok !defined eval { Devel::PPPort::croak_sv(10) };
+ok $@ =~ /^10 at $0 line /;
+ok $die =~ /^10 at $0 line /;
+
+undef $die;
+$@ = 'should not be visible (1)';
+ok !defined eval {
+ $@ = 'should not be visible (2)';
+ Devel::PPPort::croak_sv('');
+};
+ok $@ =~ /^ at $0 line /;
+ok $die =~ /^ at $0 line /;
+
+undef $die;
+$@ = 'should not be visible';
+ok !defined eval {
+ $@ = 'this must be visible';
+ Devel::PPPort::croak_sv($@)
+};
+ok $@ =~ /^this must be visible at $0 line /;
+ok $die =~ /^this must be visible at $0 line /;
+
+undef $die;
+$@ = 'should not be visible';
+ok !defined eval {
+ $@ = "this must be visible\n";
+ Devel::PPPort::croak_sv($@)
+};
+ok $@, "this must be visible\n";
+ok $die, "this must be visible\n";
+
+undef $die;
+ok !defined eval { Devel::PPPort::croak_sv('') };
+ok $@ =~ /^ at $0 line /;
+ok $die =~ /^ at $0 line /;
+
+undef $die;
+ok !defined eval { Devel::PPPort::croak_sv("\xE1") };
+ok $@ =~ /^\xE1 at $0 line /;
+ok $die =~ /^\xE1 at $0 line /;
+
+undef $die;
+ok !defined eval { Devel::PPPort::croak_sv("\xC3\xA1") };
+ok $@ =~ /^\xC3\xA1 at $0 line /;
+ok $die =~ /^\xC3\xA1 at $0 line /;
+
+undef $warn;
+Devel::PPPort::warn_sv("\xE1\n");
+ok $warn, "\xE1\n";
+
+undef $warn;
+Devel::PPPort::warn_sv(10);
+ok $warn =~ /^10 at $0 line /;
+
+undef $warn;
+Devel::PPPort::warn_sv('');
+ok $warn =~ /^ at $0 line /;
+
+undef $warn;
+Devel::PPPort::warn_sv("\xE1");
+ok $warn =~ /^\xE1 at $0 line /;
+
+undef $warn;
+Devel::PPPort::warn_sv("\xC3\xA1");
+ok $warn =~ /^\xC3\xA1 at $0 line /;
+
+ok Devel::PPPort::mess_sv("\xE1\n", 0), "\xE1\n";
+ok Devel::PPPort::mess_sv(do {my $tmp = "\xE1\n"}, 1), "\xE1\n";
+
+ok Devel::PPPort::mess_sv(10, 0) =~ /^10 at $0 line /;
+ok Devel::PPPort::mess_sv(do {my $tmp = 10}, 1) =~ /^10 at $0 line /;
+
+ok Devel::PPPort::mess_sv('', 0) =~ /^ at $0 line /;
+ok Devel::PPPort::mess_sv(do {my $tmp = ''}, 1) =~ /^ at $0 line /;
+
+ok Devel::PPPort::mess_sv("\xE1", 0) =~ /^\xE1 at $0 line /;
+ok Devel::PPPort::mess_sv(do {my $tmp = "\xE1"}, 1) =~ /^\xE1 at $0 line /;
+
+ok Devel::PPPort::mess_sv("\xC3\xA1", 0) =~ /^\xC3\xA1 at $0 line /;
+ok Devel::PPPort::mess_sv(do {my $tmp = "\xC3\xA1"}, 1) =~ /^\xC3\xA1 at $0 line /;
+
+if ($] ge '5.006') {
+ BEGIN { if ($] ge '5.006' && $] lt '5.008') { require utf8; utf8->import(); } }
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv("\x{100}\n") };
+ ok $@, "\x{100}\n";
+ if ($] ne '5.008') {
+ ok $die, "\x{100}\n";
+ } else {
+ skip 'skip: broken utf8 support in die hook', 0;
+ }
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv("\x{100}") };
+ ok $@ =~ /^\x{100} at $0 line /;
+ if ($] ne '5.008') {
+ ok $die =~ /^\x{100} at $0 line /;
+ } else {
+ skip 'skip: broken utf8 support in die hook', 0;
+ }
+
+ if ($] ne '5.008') {
+ undef $warn;
+ Devel::PPPort::warn_sv("\x{100}\n");
+ ok $warn, "\x{100}\n";
+
+ undef $warn;
+ Devel::PPPort::warn_sv("\x{100}");
+ ok (my $tmp = $warn) =~ /^\x{100} at $0 line /;
+ } else {
+ skip 'skip: broken utf8 support in warn hook', 0 for 1..2;
+ }
+
+ ok Devel::PPPort::mess_sv("\x{100}\n", 0), "\x{100}\n";
+ ok Devel::PPPort::mess_sv(do {my $tmp = "\x{100}\n"}, 1), "\x{100}\n";
+
+ ok Devel::PPPort::mess_sv("\x{100}", 0) =~ /^\x{100} at $0 line /;
+ ok Devel::PPPort::mess_sv(do {my $tmp = "\x{100}"}, 1) =~ /^\x{100} at $0 line /;
+} else {
+ skip 'skip: no utf8 support', 0 for 1..12;
+}
+
+if ($] ge '5.008') {
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv(eval '"\N{U+E1}\n"') };
+ ok $@, "\xE1\n";
+ ok $die, "\xE1\n";
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv(eval '"\N{U+E1}"') };
+ ok $@ =~ /^\xE1 at $0 line /;
+ ok $die =~ /^\xE1 at $0 line /;
+
+ {
+ undef $die;
+ my $expect = eval '"\N{U+C3}\N{U+A1}\n"';
+ ok !defined eval { Devel::PPPort::croak_sv("\xC3\xA1\n") };
+ ok $@, $expect;
+ ok $die, $expect;
+ }
+
+ {
+ undef $die;
+ my $expect = eval 'qr/^\N{U+C3}\N{U+A1} at $0 line /';
+ ok !defined eval { Devel::PPPort::croak_sv("\xC3\xA1") };
+ ok $@ =~ $expect;
+ ok $die =~ $expect;
+ }
+
+ undef $warn;
+ Devel::PPPort::warn_sv(eval '"\N{U+E1}\n"');
+ ok $warn, "\xE1\n";
+
+ undef $warn;
+ Devel::PPPort::warn_sv(eval '"\N{U+E1}"');
+ ok $warn =~ /^\xE1 at $0 line /;
+
+ undef $warn;
+ Devel::PPPort::warn_sv("\xC3\xA1\n");
+ ok $warn, eval '"\N{U+C3}\N{U+A1}\n"';
+
+ undef $warn;
+ Devel::PPPort::warn_sv("\xC3\xA1");
+ ok $warn =~ eval 'qr/^\N{U+C3}\N{U+A1} at $0 line /';
+
+ ok Devel::PPPort::mess_sv(eval('"\N{U+E1}\n"'), 0), eval '"\N{U+E1}\n"';
+ ok Devel::PPPort::mess_sv(do {my $tmp = eval '"\N{U+E1}\n"'}, 1), eval '"\N{U+E1}\n"';
+
+ ok Devel::PPPort::mess_sv(eval('"\N{U+E1}"'), 0) =~ eval 'qr/^\N{U+E1} at $0 line /';
+ ok Devel::PPPort::mess_sv(do {my $tmp = eval '"\N{U+E1}"'}, 1) =~ eval 'qr/^\N{U+E1} at $0 line /';
+
+ ok Devel::PPPort::mess_sv("\xC3\xA1\n", 0), eval '"\N{U+C3}\N{U+A1}\n"';
+ ok Devel::PPPort::mess_sv(do {my $tmp = "\xC3\xA1\n"}, 1), eval '"\N{U+C3}\N{U+A1}\n"';
+
+ ok Devel::PPPort::mess_sv("\xC3\xA1", 0) =~ eval 'qr/^\N{U+C3}\N{U+A1} at $0 line /';
+ ok Devel::PPPort::mess_sv(do {my $tmp = "\xC3\xA1"}, 1) =~ eval 'qr/^\N{U+C3}\N{U+A1} at $0 line /';
+} else {
+ skip 'skip: no support for \N{U+..} syntax', 0 for 1..24;
+}
+
+if ($] ge '5.007003' or ($] ge '5.006001' and $] lt '5.007')) {
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv($scalar_ref) };
+ ok $@ == $scalar_ref;
+ ok $die == $scalar_ref;
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv($array_ref) };
+ ok $@ == $array_ref;
+ ok $die == $array_ref;
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv($hash_ref) };
+ ok $@ == $hash_ref;
+ ok $die == $hash_ref;
+
+ undef $die;
+ ok !defined eval { Devel::PPPort::croak_sv($obj) };
+ ok $@ == $obj;
+ ok $die == $obj;
+} else {
+ skip 'skip: no support for exceptions', 0 for 1..12;
+}
+
+ok !defined eval { Devel::PPPort::croak_no_modify() };
+ok $@ =~ /^Modification of a read-only value attempted at $0 line /;
+
+ok !defined eval { Devel::PPPort::croak_memory_wrap() };
+ok $@ =~ /^panic: memory wrap at $0 line /;
+
+ok !defined eval { Devel::PPPort::croak_xs_usage("params") };
+ok $@ =~ /^Usage: Devel::PPPort::croak_xs_usage\(params\) at $0 line /;
https://perl5.git.perl.org / perl5.git / commitdiff