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From go...@apache.org
Subject cvs commit: modperl-2.0/src/modules/perl modperl_util.c
Date Thu, 14 Oct 2004 18:25:01 GMT
gozer       2004/10/14 11:25:01

  Modified:    .        Changes
               src/modules/perl modperl_util.c
  Log:
  Replace Perl_load_module() with a simpler eval "use Module version ()"
  to work around what seems to be a potential bug in Perl_load_module()
  
  Was causing segfaults with worker MPM.
  
  PR: http://marc.theaimsgroup.com/?t=109684579900001&r=1&w=2
  
  Revision  Changes    Path
  1.512     +2 -0      modperl-2.0/Changes
  
  Index: Changes
  ===================================================================
  RCS file: /home/cvs/modperl-2.0/Changes,v
  retrieving revision 1.511
  retrieving revision 1.512
  diff -u -r1.511 -r1.512
  --- Changes	11 Oct 2004 23:10:57 -0000	1.511
  +++ Changes	14 Oct 2004 18:25:01 -0000	1.512
  @@ -12,6 +12,8 @@
   
   =item 1.99_17-dev
   
  +Workaround a possible bug in Perl_load_module() [Gozer]
  +
   Fix a problem building with non-GNU make (can't make target dynamic
   in xs/APR/aprext) [Gozer]
   
  
  
  
  1.84      +23 -3     modperl-2.0/src/modules/perl/modperl_util.c
  
  Index: modperl_util.c
  ===================================================================
  RCS file: /home/cvs/modperl-2.0/src/modules/perl/modperl_util.c,v
  retrieving revision 1.83
  retrieving revision 1.84
  diff -u -r1.83 -r1.84
  --- modperl_util.c	16 Sep 2004 16:36:29 -0000	1.83
  +++ modperl_util.c	14 Oct 2004 18:25:01 -0000	1.84
  @@ -705,16 +705,36 @@
       dSP;
       int count;
       SV *bdeparse;
  +    SV *use;
       char *text;
  +    int tainted_orig;
       
       /* B::Deparse >= 0.61 needed for blessed code references.
        * 0.6 works fine for non-blessed code refs.
        * notice that B::Deparse is not CPAN-updatable.
        * 0.61 is available starting from 5.8.0
        */
  -    Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT,
  -                     newSVpvn("B::Deparse", 10),
  -                     newSVnv(SvOBJECT((SV*)cv) ? 0.61 : 0.60));
  +    
  +     /*
  +      Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT,
  +                      newSVpvn("B::Deparse", 10),
  +                      newSVnv(SvOBJECT((SV*)cv) ? 0.61 : 0.60));   
  +     * Perl_load_module() was causing segfaults in the worker MPM.
  +     * this is a work around until we can find the problem with
  +     * Perl_load_module() 
  +     * See: http://marc.theaimsgroup.com/?t=109684579900001&r=1&w=2
  +     */ 
  +    use = newSVpv("use B::Deparse ", 15);
  +    if (SvOBJECT((SV*)cv)) {
  +        sv_catpvn(use, "0.61", 3);
  +    }
  +    sv_catpvn(use, " ();", 4);
  +    
  +    tainted_orig = PL_tainted;
  +    TAINT_NOT;
  +    eval_sv(use, G_DISCARD);
  +    PL_tainted = tainted_orig;
  +    sv_free(use);
   
       ENTER;
       SAVETMPS;
  
  
  

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