[PD-cvs] pd/src m_class.c,1.3.4.3,1.3.4.4

[Tim Blechmann]

Update of /cvsroot/pure-data/pd/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv19404

Modified Files:
      Tag: devel_0_38
	m_class.c 
Log Message:
threadsafe hashtable as compile time option

Index: m_class.c
===================================================================
RCS file: /cvsroot/pure-data/pd/src/m_class.c,v
retrieving revision 1.3.4.3
retrieving revision 1.3.4.4
diff -C2 -d -r1.3.4.3 -r1.3.4.4
*** m_class.c	21 Nov 2004 21:06:18 -0000	1.3.4.3
--- m_class.c	24 Nov 2004 16:29:02 -0000	1.3.4.4
***************
*** 508,512 ****
--- 508,514 ----
  {
  	static t_symbol *symhash[HASHSIZE];
+ #ifdef THREADSAFE_GENSYM
      static pthread_mutex_t hash_lock = PTHREAD_MUTEX_INITIALIZER;
+ #endif
  	
  	t_symbol **sym1, *sym2;
***************
*** 528,532 ****
      }
  
! 
  	pthread_mutex_lock(&hash_lock);
  	/* tb: maybe another thread added the symbol to the hash table
--- 530,534 ----
      }
  
! #ifdef THREADSAFE_GENSYM
  	pthread_mutex_lock(&hash_lock);
  	/* tb: maybe another thread added the symbol to the hash table
***************
*** 541,544 ****
--- 543,547 ----
          sym1 = &sym2->s_next;
      }
+ #endif
  
      if (oldsym) sym2 = oldsym;
***************
*** 552,556 ****
--- 555,561 ----
      }
      *sym1 = sym2;
+ #ifdef THREADSAFE_GENSYM
  	pthread_mutex_unlock(&hash_lock);
+ #endif
      return (sym2);
  }