NetWare specific change to increase thread stack size.

Changes to Netware specific mysqld_safe.c


include/config-netware.h:
  NetWare specific change to increase thread stack size.
innobase/os/os0thread.c:
  NetWare specific change to increase thread stack size.
netware/mysqld_safe.c:
  NetWare specific change to make multiple mysqld_safe instances
  work when called through a NCF file.
sql/mysqld.cc:
  NetWare specific change to increase thread stack size.

include/config-netware.h

@@ -92,6 +92,9 @@ extern "C" {
 /* On NetWare, stack grows towards lower address*/
 #define STACK_DIRECTION -1
 
+/* On NetWare, we need to set stack size for threads, otherwise default 16K is used */
+#define NW_THD_STACKSIZE 65536
+
 /* On NetWare, to fix the problem with the deletion of open files */
 #define CANT_DELETE_OPEN_FILES 1
 

innobase/os/os0thread.c

@@ -147,6 +147,15 @@ os_thread_create(
           "InnoDB: Error: pthread_attr_setstacksize returned %d\n", ret);
 		 exit(1);
 	}
+#endif
+#ifdef __NETWARE__
+	ret = pthread_attr_setstacksize(&attr,
+					(size_t) NW_THD_STACKSIZE);
+        if (ret) {
+	         fprintf(stderr,
+          "InnoDB: Error: pthread_attr_setstacksize returned %d\n", ret);
+		 exit(1);
+	}
 #endif
 	os_mutex_enter(os_sync_mutex);
 	os_thread_count++;

netware/mysqld_safe.c

@@ -252,51 +252,39 @@ void finish_defaults()
 ******************************************************************************/
 void read_defaults(arg_list_t *pal)
 {
-  arg_list_t al;
-  char defaults_file[PATH_MAX];
   char mydefaults[PATH_MAX];
+  char mydefaults_command[3*PATH_MAX];
   char line[PATH_MAX];
   FILE *fp;
   
-	// defaults output file
-	snprintf(defaults_file, PATH_MAX, "%s/bin/defaults.out", basedir);
-	remove(defaults_file);
-
-	// mysqladmin file
+	// my_print_defaults file
   snprintf(mydefaults, PATH_MAX, "%s/bin/my_print_defaults", basedir);
 	
-  // args
-  init_args(&al);
-  add_arg(&al, mydefaults);
-  if (default_option[0]) add_arg(&al, default_option);
-  add_arg(&al, "mysqld");
-  add_arg(&al, "server");
-  add_arg(&al, "mysqld_safe");
-  add_arg(&al, "safe_mysqld");
-
-	spawn(mydefaults, &al, TRUE, NULL, defaults_file, NULL);
-
-  free_args(&al);
-
+  // args to my_print_defaults
+  if (default_option[0]) 
+  {
+    snprintf(mydefaults_command, 3*PATH_MAX, "%s %s mysqld server mysqld_safe safe_mysqld", mydefaults, default_option);
+  }
+  else
+  {
+    snprintf(mydefaults_command, 3*PATH_MAX, "%s mysqld server mysqld_safe safe_mysqld", mydefaults);
+  }
 	// gather defaults
-	if((fp = fopen(defaults_file, "r")) != NULL)
+	if((fp = popen(mydefaults_command, "r")) != NULL)
 	{
 	  while(fgets(line, PATH_MAX, fp))
 	  {
       char *p;
       
       // remove end-of-line character
-      if ((p = strrchr(line, '\n')) != NULL) *p = '\0';
+      if ((p = strrchr(line, '\n')) != NULL) 
+        *p = '\0';
       
       // add the option as an argument
 	    add_arg(pal, line);
 	  }
-	  
-	  fclose(fp);
+	  pclose(fp);
 	}
-	
-	// remove file
-	remove(defaults_file);
 }
 
 /******************************************************************************

sql/mysqld.cc

@@ -2401,6 +2401,11 @@ You should consider changing lower_case_table_names to 1 or 2",
       thread_stack= stack_size;
     }
   }
+#endif
+#ifdef __NETWARE__
+  /* Increasing stacksize of threads on NetWare */
+
+  pthread_attr_setstacksize(&connection_attrib, NW_THD_STACKSIZE);
 #endif
   if (!(opt_specialflag & SPECIAL_NO_PRIOR))
     my_pthread_attr_setprio(&connection_attrib,WAIT_PRIOR);