i was close!!

So very close

He is a dog afterall, we should be glad that he can even read and write English!

True. Better than most humans as well.

This seems really quiet, \ren't we usually a few hundred pages in by now?

Lack of spammers

I said a ohh boom boom let me hear you say wayhooooo

wayhooooo

so how come there wasn't a thread to tell us about the 24-hr thread? I had no idea, otherwise would have skived off work. Or at least prepared some pics for my usual postings.

Because dinosaurs stole it...

1 #!/usr/local/bin/perl
2
3 package x86unix; # GAS actually...
4
5 $label="L000";
6 $const="";
7 $constl=0;
8
9 $align=($main'aout)?"4":"16";
10 $under=($main'aout or $main'coff)?"_":"";
11 $dot=($main'aout)?"":".";
12 $com_start="#" if ($main'aout or $main'coff);
13
14 sub main'asm_init_output { @out=(); }
15 sub main'asm_get_output { return(@out); }
16 sub main'get_labels { return(@labels); }
17 sub main'external_label { push(@labels,@_); }
18
19 if ($main'cpp)
20 {
21 $align="ALIGN";
22 $under="";
23 $com_start='/*';
24 $com_end='*/';
25 }
26
27 %lb=( 'eax', '%al',
28 'ebx', '%bl',
29 'ecx', '%cl',
30 'edx', '%dl',
31 'ax', '%al',
32 'bx', '%bl',
33 'cx', '%cl',
34 'dx', '%dl',
35 );
36
37 %hb=( 'eax', '%ah',
38 'ebx', '%bh',
39 'ecx', '%ch',
40 'edx', '%dh',
41 'ax', '%ah',
42 'bx', '%bh',
43 'cx', '%ch',
44 'dx', '%dh',
45 );
46
47 %regs=( 'eax', '%eax',
48 'ebx', '%ebx',
49 'ecx', '%ecx',
50 'edx', '%edx',
51 'esi', '%esi',
52 'edi', '%edi',
53 'ebp', '%ebp',
54 'esp', '%esp',
55
56 'mm0', '%mm0',
57 'mm1', '%mm1',
58 'mm2', '%mm2',
59 'mm3', '%mm3',
60 'mm4', '%mm4',
61 'mm5', '%mm5',
62 'mm6', '%mm6',
63 'mm7', '%mm7',
64
65 'xmm0', '%xmm0',
66 'xmm1', '%xmm1',
67 'xmm2', '%xmm2',
68 'xmm3', '%xmm3',
69 'xmm4', '%xmm4',
70 'xmm5', '%xmm5',
71 'xmm6', '%xmm6',
72 'xmm7', '%xmm7',
73 );
74
75 %reg_val=(
76 'eax', 0x00,
77 'ebx', 0x03,
78 'ecx', 0x01,
79 'edx', 0x02,
80 'esi', 0x06,
81 'edi', 0x07,
82 'ebp', 0x05,
83 'esp', 0x04,
84 );
85
86 sub main'LB
87 {
88 (defined($lb{$_[0]})) || die "$_[0] does not have a 'low byte'\n";
89 return($lb{$_[0]});
90 }
91
92 sub main'HB
93 {
94 (defined($hb{$_[0]})) || die "$_[0] does not have a 'high byte'\n";
95 return($hb{$_[0]});
96 }
97
98 sub main'DWP
99 {
100 local($addr,$reg1,$reg2,$idx)=@_;
101
102 $ret="";
103 $addr =~ s/(^|[+ \t])([A-Za-z_]+[A-Za-z0-9_]+)($|[+ \t])/$1$under$2$3/;
104 $reg1="$regs{$reg1}" if defined($regs{$reg1});
105 $reg2="$regs{$reg2}" if defined($regs{$reg2});
106 $ret.=$addr if ($addr ne "") && ($addr ne 0);
107 if ($reg2 ne "")
108 {
109 if($idx ne "" && $idx != 0)
110 { $ret.="($reg1,$reg2,$idx)"; }
111 else
112 { $ret.="($reg1,$reg2)"; }
113 }
114 elsif ($reg1 ne "")
115 { $ret.="($reg1)" }
116 return($ret);
117 }
118
119 sub main'QWP
120 {
121 return(&main'DWP(@_));
122 }
123
124 sub main'BP
125 {
126 return(&main'DWP(@_));
127 }
128
129 sub main'BC
130 {
131 return @_;
132 }
133
134 sub main'DWC
135 {
136 return @_;
137 }
138
139 #sub main'BP
140 # {
141 # local($addr,$reg1,$reg2,$idx)=@_;
142 #
143 # $ret="";
144 #
145 # $addr =~ s/(^|[+ \t])([A-Za-z_]+)($|[+ \t])/$1$under$2$3/;
146 # $reg1="$regs{$reg1}" if defined($regs{$reg1});
147 # $reg2="$regs{$reg2}" if defined($regs{$reg2});
148 # $ret.=$addr if ($addr ne "") && ($addr ne 0);
149 # if ($reg2 ne "")
150 # { $ret.="($reg1,$reg2,$idx)"; }
151 # else
152 # { $ret.="($reg1)" }
153 # return($ret);
154 # }
155
156 sub main'mov { &out2("movl",@_); }
157 sub main'movb { &out2("movb",@_); }
158 sub main'and { &out2("andl",@_); }
159 sub main'or { &out2("orl",@_); }
160 sub main'shl { &out2("sall",@_); }
161 sub main'shr { &out2("shrl",@_); }
162 sub main'xor { &out2("xorl",@_); }
163 sub main'xorb { &out2("xorb",@_); }
164 sub main'add { &out2($_[0]=~/%[a-d][lh]/?"addb":"addl",@_); }
165 sub main'adc { &out2("adcl",@_); }
166 sub main'sub { &out2("subl",@_); }
167 sub main'sbb { &out2("sbbl",@_); }
168 sub main'rotl { &out2("roll",@_); }
169 sub main'rotr { &out2("rorl",@_); }
170 sub main'exch { &out2($_[0]=~/%[a-d][lh]/?"xchgb":"xchgl",@_); }
171 sub main'cmp { &out2("cmpl",@_); }
172 sub main'lea { &out2("leal",@_); }
173 sub main'mul { &out1("mull",@_); }
174 sub main'div { &out1("divl",@_); }
175 sub main'jmp { &out1("jmp",@_); }
176 sub main'jmp_ptr { &out1p("jmp",@_); }
177 sub main'je { &out1("je",@_); }
178 sub main'jle { &out1("jle",@_); }
179 sub main'jne { &out1("jne",@_); }
180 sub main'jnz { &out1("jnz",@_); }
181 sub main'jz { &out1("jz",@_); }
182 sub main'jge { &out1("jge",@_); }
183 sub main'jl { &out1("jl",@_); }
184 sub main'ja { &out1("ja",@_); }
185 sub main'jae { &out1("jae",@_); }
186 sub main'jb { &out1("jb",@_); }
187 sub main'jbe { &out1("jbe",@_); }
188 sub main'jc { &out1("jc",@_); }
189 sub main'jnc { &out1("jnc",@_); }
190 sub main'jno { &out1("jno",@_); }
191 sub main'dec { &out1("decl",@_); }
192 sub main'inc { &out1($_[0]=~/%[a-d][hl]/?"incb":"incl",@_); }
193 sub main'push { &out1("pushl",@_); $stack+=4; }
194 sub main'pop { &out1("popl",@_); $stack-=4; }
195 sub main'pushf { &out0("pushfl"); $stack+=4; }
196 sub main'popf { &out0("popfl"); $stack-=4; }
197 sub main'not { &out1("notl",@_); }
198 sub main'call { my $pre=$under;
199 foreach $i (%label)
200 { if ($label{$i} eq $_[0]) { $pre=''; last; } }
201 &out1("call",$pre.$_[0]);
202 }
203 sub main'ret { &out0("ret"); }
204 sub main'nop { &out0("nop"); }
205 sub main'test { &out2("testl",@_); }
206 sub main'bt { &out2("btl",@_); }
207 sub main'leave { &out0("leave"); }
208 sub main'cpuid { &out0(".byte\t0x0f,0xa2"); }
209 sub main'rdtsc { &out0(".byte\t0x0f,0x31"); }
210 sub main'halt { &out0("hlt"); }
211 sub main'movz { &out2("movzbl",@_); }
212 sub main'neg { &out1("negl",@_); }
213 sub main'cld { &out0("cld"); }
214
215 # SSE2
216 sub main'emms { &out0("emms"); }
217 sub main'movd { &out2("movd",@_); }
218 sub main'movq { &out2("movq",@_); }
219 sub main'movdqu { &out2("movdqu",@_); }
220 sub main'movdqa { &out2("movdqa",@_); }
221 sub main'movdq2q{ &out2("movdq2q",@_); }
222 sub main'movq2dq{ &out2("movq2dq",@_); }
223 sub main'paddq { &out2("paddq",@_); }
224 sub main'pmuludq{ &out2("pmuludq",@_); }
225 sub main'psrlq { &out2("psrlq",@_); }
226 sub main'psllq { &out2("psllq",@_); }
227 sub main'pxor { &out2("pxor",@_); }
228 sub main'por { &out2("por",@_); }
229 sub main'pand { &out2("pand",@_); }
230
231 # The bswapl instruction is new for the 486. Emulate if i386.
232 sub main'bswap
233 {
234 if ($main'i386)
235 {
236 &main'comment("bswapl @_");
237 &main'exch(main'HB(@_),main'LB(@_));
238 &main'rotr(@_,16);
239 &main'exch(main'HB(@_),main'LB(@_));
240 }
241 else
242 {
243 &out1("bswapl",@_);
244 }
245 }
246
247 sub out2
248 {
249 local($name,$p1,$p2)=@_;
250 local($l,$ll,$t);
251 local(%special)=( "roll",0xD1C0,"rorl",0xD1C8,
252 "rcll",0xD1D0,"rcrl",0xD1D8,
253 "shll",0xD1E0,"shrl",0xD1E8,
254 "sarl",0xD1F8);
255
256 if ((defined($special{$name})) && defined($regs{$p1}) && ($p2 == 1))
257 {
258 $op=$special{$name}|$reg_val{$p1};
259 $tmp1=sprintf(".byte %d\n",($op>>8)&0xff);
260 $tmp2=sprintf(".byte %d\t",$op &0xff);
261 push(@out,$tmp1);
262 push(@out,$tmp2);
263
264 $p2=&conv($p2);
265 $p1=&conv($p1);
266 &main'comment("$name $p2 $p1");
267 return;
268 }
269
270 push(@out,"\t$name\t");
271 $t=&conv($p2).",";
272 $l=length($t);
273 push(@out,$t);
274 $ll=4-($l+9)/8;
275 $tmp1=sprintf("\t" x $ll);
276 push(@out,$tmp1);
277 push(@out,&conv($p1)."\n");
278 }
279
280 sub out1
281 {
282 local($name,$p1)=@_;
283 local($l,$t);
284 local(%special)=("bswapl",0x0FC8);
285
286 if ((defined($special{$name})) && defined($regs{$p1}))
287 {
288 $op=$special{$name}|$reg_val{$p1};
289 $tmp1=sprintf(".byte %d\n",($op>>8)&0xff);
290 $tmp2=sprintf(".byte %d\t",$op &0xff);
291 push(@out,$tmp1);
292 push(@out,$tmp2);
293
294 $p2=&conv($p2);
295 $p1=&conv($p1);
296 &main'comment("$name $p2 $p1");
297 return;
298 }
299
300 push(@out,"\t$name\t".&conv($p1)."\n");
301 }
302
303 sub out1p
304 {
305 local($name,$p1)=@_;
306 local($l,$t);
307
308 push(@out,"\t$name\t*".&conv($p1)."\n");
309 }
310
311 sub out0
312 {
313 push(@out,"\t$_[0]\n");
314 }
315
316 sub conv
317 {
318 local($p)=@_;
319
320 # $p =~ s/0x([0-9A-Fa-f]+)/0$1h/;
321
322 $p=$regs{$p} if (defined($regs{$p}));
323
324 $p =~ s/^(-{0,1}[0-9A-Fa-f]+)$/\$$1/;
325 $p =~ s/^(0x[0-9A-Fa-f]+)$/\$$1/;
326 return $p;
327 }
328
329 sub main'file
330 {
331 local($file)=@_;
332
333 local($tmp)=<<"EOF";
334 .file "$file.s"
335 EOF
336 push(@out,$tmp);
337 }
338
339 sub main'function_begin
340 {
341 local($func)=@_;
342
343 &main'external_label($func);
344 $func=$under.$func;
345
346 local($tmp)=<<"EOF";
347 .text
348 .globl $func
349 EOF
350 push(@out,$tmp);
351 if ($main'cpp)
352 { $tmp=push(@out,"TYPE($func,\@function)\n"); }
353 elsif ($main'coff)
354 { $tmp=push(@out,".def\t$func;\t.scl\t2;\t.type\t32;\t.endef\n"); }
355 elsif ($main'aout and !$main'pic)
356 { }
357 else { $tmp=push(@out,".type\t$func,\@function\n"); }
358 push(@out,".align\t$align\n");
359 push(@out,"$func:\n");
360 $tmp=<<"EOF";
361 pushl %ebp
362 pushl %ebx
363 pushl %esi
364 pushl %edi
365
366 EOF
367 push(@out,$tmp);
368 $stack=20;
369 }
370
371 sub main'function_begin_B
372 {
373 local($func,$extra)=@_;
374
375 &main'external_label($func);
376 $func=$under.$func;
377
378 local($tmp)=<<"EOF";
379 .text
380 .globl $func
381 EOF
382 push(@out,$tmp);
383 if ($main'cpp)
384 { push(@out,"TYPE($func,\@function)\n"); }
385 elsif ($main'coff)
386 { $tmp=push(@out,".def\t$func;\t.scl\t2;\t.type\t32;\t.endef\n"); }
387 elsif ($main'aout and !$main'pic)
388 { }
389 else { push(@out,".type $func,\@function\n"); }
390 push(@out,".align\t$align\n");
391 push(@out,"$func:\n");
392 $stack=4;
393 }
394
395 sub main'function_end
396 {
397 local($func)=@_;
398
399 $func=$under.$func;
400
401 local($tmp)=<<"EOF";
402 popl %edi
403 popl %esi
404 popl %ebx
405 popl %ebp
406 ret
407 ${dot}L_${func}_end:
408 EOF
409 push(@out,$tmp);
410
411 if ($main'cpp)
412 { push(@out,"SIZE($func,${dot}L_${func}_end-$func)\n"); }
413 elsif ($main'coff or $main'aout)
414 { }
415 else { push(@out,".size\t$func,${dot}L_${func}_end-$func\n"); }
416 push(@out,".ident \"$func\"\n");
417 $stack=0;
418 %label=();
419 }
420
421 sub main'function_end_A
422 {
423 local($func)=@_;
424
425 local($tmp)=<<"EOF";
426 popl %edi
427 popl %esi
428 popl %ebx
429 popl %ebp
430 ret
431 EOF
432 push(@out,$tmp);
433 }
434
435 sub main'function_end_B
436 {
437 local($func)=@_;
438
439 $func=$under.$func;
440
441 push(@out,"${dot}L_${func}_end:\n");
442 if ($main'cpp)
443 { push(@out,"SIZE($func,${dot}L_${func}_end-$func)\n"); }
444 elsif ($main'coff or $main'aout)
445 { }
446 else { push(@out,".size\t$func,${dot}L_${func}_end-$func\n"); }
447 push(@out,".ident \"$func\"\n");
448 $stack=0;
449 %label=();
450 }
451
452 sub main'wparam
453 {
454 local($num)=@_;
455
456 return(&main'DWP($stack+$num*4,"esp","",0));
457 }
458
459 sub main'stack_push
460 {
461 local($num)=@_;
462 $stack+=$num*4;
463 &main'sub("esp",$num*4);
464 }
465
466 sub main'stack_pop
467 {
468 local($num)=@_;
469 $stack-=$num*4;
470 &main'add("esp",$num*4);
471 }
472
473 sub main'swtmp
474 {
475 return(&main'DWP($_[0]*4,"esp","",0));
476 }
477
478 # Should use swtmp, which is above esp. Linix can trash the stack above esp
479 #sub main'wtmp
480 # {
481 # local($num)=@_;
482 #
483 # return(&main'DWP(-($num+1)*4,"esp","",0));
484 # }
485
486 sub main'comment
487 {
488 if (!defined($com_start) or $main'elf)
489 { # Regarding $main'elf above...
490 # GNU and SVR4 as'es use different comment delimiters,
491 push(@out,"\n"); # so we just skip ELF comments...
492 return;
493 }
494 foreach (@_)
495 {
496 if (/^\s*$/)
497 { push(@out,"\n"); }
498 else
499 { push(@out,"\t$com_start $_ $com_end\n"); }
500 }
501 }
502
503 sub main'public_label
504 {
505 $label{$_[0]}="${under}${_[0]}" if (!defined($label{$_[0]}));
506 push(@out,".globl\t$label{$_[0]}\n");
507 }
508
509 sub main'label
510 {
511 if (!defined($label{$_[0]}))
512 {
513 $label{$_[0]}="${dot}${label}${_[0]}";
514 $label++;
515 }
516 return($label{$_[0]});
517 }
518
519 sub main'set_label
520 {
521 if (!defined($label{$_[0]}))
522 {
523 $label{$_[0]}="${dot}${label}${_[0]}";
524 $label++;
525 }
526 if ($_[1]!=0)
527 {
528 if ($_[1]>1) { main'align($_[1]); }
529 else { push(@out,".align $align\n"); }
530 }
531 push(@out,"$label{$_[0]}:\n");
532 }
533
534 sub main'file_end
535 {
536 # try to detect if SSE2 or MMX extensions were used on ELF platform...
537 if ($main'elf && grep {/%[x]*mm[0-7]/i} @out) {
538 local($tmp);
539
540 push (@out,"\n.section\t.bss\n");
541 push (@out,".comm\t${under}OPENSSL_ia32cap_P,4,4\n");
542
543 push (@out,".section\t.init\n");
544 # One can argue that it's wasteful to craft every
545 # SSE/MMX module with this snippet... Well, it's 72
546 # bytes long and for the moment we have two modules.
547 # Let's argue when we have 7 modules or so...
548 #
549 # $1<<10 sets a reserved bit to signal that variable
550 # was initialized already...
551 &main'picmeup("edx","OPENSSL_ia32cap_P");
552 $tmp=<<___;
553 cmpl \$0,(%edx)
554 jne 1f
555 movl \$1<<10,(%edx)
556 pushf
557 popl %eax
558 movl %eax,%ecx
559 xorl \$1<<21,%eax
560 pushl %eax
561 popf
562 pushf
563 popl %eax
564 xorl %ecx,%eax
565 btl \$21,%eax
566 jnc 1f
567 pushl %edi
568 pushl %ebx
569 movl %edx,%edi
570 movl \$1,%eax
571 .byte 0x0f,0xa2
572 orl \$1<<10,%edx
573 movl %edx,0(%edi)
574 popl %ebx
575 popl %edi
576 jmp 1f
577 .align $align
578 1:
579 ___
580 push (@out,$tmp);
581 }
582
583 if ($const ne "")
584 {
585 push(@out,".section .rodata\n");
586 push(@out,$const);
587 $const="";
588 }
589 }
590
591 sub main'data_word
592 {
593 push(@out,"\t.long\t".join(',',@_)."\n");
594 }
595
596 sub main'align
597 {
598 my $val=$_[0],$p2,$i;
599 if ($main'aout) {
600 for ($p2=0;$val!=0;$val>>=1) { $p2++; }
601 $val=$p2-1;
602 $val.=",0x90";
603 }
604 push(@out,".align\t$val\n");
605 }
606
607 # debug output functions: puts, putx, printf
608
609 sub main'puts
610 {
611 &pushvars();
612 &main'push('$Lstring' . ++$constl);
613 &main'call('puts');
614 $stack-=4;
615 &main'add("esp",4);
616 &popvars();
617
618 $const .= "Lstring$constl:\n\t.string \"@_[0]\"\n";
619 }
620
621 sub main'putx
622 {
623 &pushvars();
624 &main'push($_[0]);
625 &main'push('$Lstring' . ++$constl);
626 &main'call('printf');
627 &main'add("esp",8);
628 $stack-=8;
629 &popvars();
630
631 $const .= "Lstring$constl:\n\t.string \"\%X\"\n";
632 }
633
634 sub main'printf
635 {
636 $ostack = $stack;
637 &pushvars();
638 for ($i = @_ - 1; $i >= 0; $i--)
639 {
640 if ($i == 0) # change this to support %s format strings
641 {
642 &main'push('$Lstring' . ++$constl);
643 $const .= "Lstring$constl:\n\t.string \"@_[$i]\"\n";
644 }
645 else
646 {
647 if ($_[$i] =~ /([0-9]*)\(%esp\)/)
648 {
649 &main'push(($1 + $stack - $ostack) . '(%esp)');
650 }
651 else
652 {
653 &main'push($_[$i]);
654 }
655 }
656 }
657 &main'call('printf');
658 $stack-=4*@_;
659 &main'add("esp",4*@_);
660 &popvars();
661 }
662
663 sub pushvars
664 {
665 &main'pushf();
666 &main'push("edx");
667 &main'push("ecx");
668 &main'push("eax");
669 }
670
671 sub popvars
672 {
673 &main'pop("eax");
674 &main'pop("ecx");
675 &main'pop("edx");
676 &main'popf();
677 }
678
679 sub main'picmeup
680 {
681 local($dst,$sym)=@_;
682 if ($main'cpp)
683 {
684 local($tmp)=<<___;
685 #if (defined(ELF) || defined(SOL)) && defined(PIC)
686 call 1f
687 1: popl $regs{$dst}
688 addl \$_GLOBAL_OFFSET_TABLE_+[.-1b],$regs{$dst}
689 movl $sym\@GOT($regs{$dst}),$regs{$dst}
690 #else
691 leal $sym,$regs{$dst}
692 #endif
693 ___
694 push(@out,$tmp);
695 }
696 elsif ($main'pic && ($main'elf || $main'aout))
697 {
698 &main'call(&main'label("PIC_me_up"));
699 &main'set_label("PIC_me_up");
700 &main'blindpop($dst);
701 &main'add($dst,"\$${under}_GLOBAL_OFFSET_TABLE_+[.-".
702 &main'label("PIC_me_up") . "]");
703 &main'mov($dst,&main'DWP($under.$sym."\@GOT",$dst));
704 }
705 else
706 {
707 &main'lea($dst,&main'DWP($sym));
708 }
709 }
710
711 sub main'blindpop { &out1("popl",@_); }
712
713 sub main'initseg
714 {
715 local($f)=@_;
716 local($tmp);
717 if ($main'elf)
718 {
719 $tmp=<<___;
720 .section .init
721 call $under$f
722 jmp .Linitalign
723 .align $align
724 .Linitalign:
725 ___
726 }
727 elsif ($main'coff)
728 {
729 $tmp=<<___; # applies to both Cygwin and Mingw
730 .section .ctors
731 .long $under$f
732 ___
733 }
734 elsif ($main'aout)
735 {
736 local($ctor)="${under}_GLOBAL_\$I\$$f";
737 $tmp=".text\n";
738 $tmp.=".type $ctor,\@function\n" if ($main'pic);
739 $tmp.=<<___; # OpenBSD way...
740 .globl $ctor
741 .align 2
742 $ctor:
743 jmp $under$f
744 ___
745 }
746 push(@out,$tmp) if ($tmp);
747 }
748
749 1;
750

1 #!./perl -w
2
3 BEGIN {
4 chdir 't' if -d 't';
5 @INC = '../lib';
6 require './test.pl';
7 }
8
9 plan tests => 7 + 256;
10
11 is(
12 sprintf("%.40g ",0.01),
13 sprintf("%.40g", 0.01)." ",
14 q(the sprintf "%.<number>g" optimization)
15 );
16 is(
17 sprintf("%.40f ",0.01),
18 sprintf("%.40f", 0.01)." ",
19 q(the sprintf "%.<number>f" optimization)
20 );
21 {
22 chop(my $utf8_format = "%-3s\x{100}");
23 is(
24 sprintf($utf8_format, "\xe4"),
25 "\xe4 ",
26 q(width calculation under utf8 upgrade)
27 );
28 }
29
30 # Used to mangle PL_sv_undef
31 fresh_perl_is(
32 'print sprintf "xxx%n\n"; print undef',
33 'Modification of a read-only value attempted at - line 1.',
34 { switches => [ '-w' ] },
35 q(%n should not be able to modify read-only constants),
36 );
37
38 # check %NNN$ for range bounds, especially negative 2's complement
39
40 {
41 my ($warn, $bad) = (0,0);
42 local $SIG{__WARN__} = sub {
43 if ($_[0] =~ /uninitialized/) {
44 $warn++
45 }
46 else {
47 $bad++
48 }
49 };
50 my $result = sprintf join('', map("%$_\$s%" . ~$_ . '$s', 1..20)),
51 qw(a b c d);
52 is($result, "abcd", "only four valid values");
53 is($warn, 36, "expected warnings");
54 is($bad, 0, "unexpected warnings");
55 }
56
57 {
58 foreach my $ord (0 .. 255) {
59 my $bad = 0;
60 local $SIG{__WARN__} = sub {
61 unless ($_[0] =~ /^Invalid conversion in sprintf/ ||
62 $_[0] =~ /^Use of uninitialized value in sprintf/) {
63 warn $_[0];
64 $bad++;
65 }
66 };
67 my $r = eval {sprintf '%v' . chr $ord};
68 is ($bad, 0, "pattern '%v' . chr $ord");
69 }
70 }
71

1 #!./perl
2
3 BEGIN {
4 chdir 't' if -d 't';
5 @INC = qw(../lib .);
6 require Config; import Config;
7 require "test.pl";
8 }
9
10 plan tests => 22;
11
12 if ($Config{ebcdic} eq 'define') {
13 $_ = join "", map chr($_), 129..233;
14
15 # 105 characters - 52 letters = 53 backslashes
16 # 105 characters + 53 backslashes = 158 characters
17 $_ = quotemeta $_;
18 is(length($_), 158, "quotemeta string");
19 # 104 non-backslash characters
20 is(tr/\\//cd, 104, "tr count non-backslashed");
21 } else { # some ASCII descendant, then.
22 $_ = join "", map chr($_), 32..127;
23
24 # 96 characters - 52 letters - 10 digits - 1 underscore = 33 backslashes
25 # 96 characters + 33 backslashes = 129 characters
26 $_ = quotemeta $_;
27 is(length($_), 129, "quotemeta string");
28 # 95 non-backslash characters
29 is(tr/\\//cd, 95, "tr count non-backslashed");
30 }
31
32 is(length(quotemeta ""), 0, "quotemeta empty string");
33
34 is("aA\UbB\LcC\EdD", "aABBccdD", 'aA\UbB\LcC\EdD');
35 is("aA\LbB\UcC\EdD", "aAbbCCdD", 'aA\LbB\UcC\EdD');
36 is("\L\upERL", "Perl", '\L\upERL');
37 is("\u\LpERL", "Perl", '\u\LpERL');
38 is("\U\lPerl", "pERL", '\U\lPerl');
39 is("\l\UPerl", "pERL", '\l\UPerl');
40 is("\u\LpE\Q#X#\ER\EL", "Pe\\#x\\#rL", '\u\LpE\Q#X#\ER\EL');
41 is("\l\UPe\Q!x!\Er\El", "pE\\!X\\!Rl", '\l\UPe\Q!x!\Er\El');
42 is("\Q\u\LpE.X.R\EL\E.", "Pe\\.x\\.rL.", '\Q\u\LpE.X.R\EL\E.');
43 is("\Q\l\UPe*x*r\El\E*", "pE\\*X\\*Rl*", '\Q\l\UPe*x*r\El\E*');
44 is("\U\lPerl\E\E\E\E", "pERL", '\U\lPerl\E\E\E\E');
45 is("\l\UPerl\E\E\E\E", "pERL", '\l\UPerl\E\E\E\E');
46
47 is(quotemeta("\x{263a}"), "\x{263a}", "quotemeta Unicode");
48 is(length(quotemeta("\x{263a}")), 1, "quotemeta Unicode length");
49
50 $a = "foo|bar";
51 is("a\Q\Ec$a", "acfoo|bar", '\Q\E');
52 is("a\L\Ec$a", "acfoo|bar", '\L\E');
53 is("a\l\Ec$a", "acfoo|bar", '\l\E');
54 is("a\U\Ec$a", "acfoo|bar", '\U\E');
55 is("a\u\Ec$a", "acfoo|bar", '\u\E');
56