bug#14404: regexp_exec thread-unsafe

[Paolo Bonzini]

Il 30/05/2013 02:59, Paul Eggert ha scritto:
> On 05/26/2013 03:11 PM, Paolo Bonzini wrote:
>> Use the lock module instead.
> 
> Adding the lock module should work.  But this will require
> some reengineering of Guile, so that Guile uses the lock module
> rather than its own thread packaging.  Another possibility, which
> might be a bit simpler, would be for Guile to pretend to
> have the lock module.  It could do that by creating a file
> glthread/lock.h that looks something like this:
> 
>   #include "../libguile/threads.h"
>   #define gl_lock_define(class, name) class scm_i_pthread_mutex_t name;
>   #define glthread_lock_init scm_i_pthread_mutex_init
>   #define glthread_lock_destroy scm_i_pthread_mutex_destroy
>   #define glthread_lock_lock scm_i_pthread_mutex_lock
>   #define glthread_lock_unlock scm_i_pthread_mutex_lock_unlock
> 
> and by putting AC_DEFINE([GNULIB_LOCK]) into configure.ac.
> 

Whatever, all I care about is gnulib code not reinventing the wheel and
observing --disable-threads/gl_THREADLIB_DEFAULT_NO.

Paolo