Better document the difference between a block and a script.

[p5sagit/p5-mst-13.2.git] / uconfig.h

diff --git a/uconfig.h b/uconfig.h
index 67578fa..62ce1f0 100644 (file)
--- a/uconfig.h
+++ b/uconfig.h
@@ -1015,7 +1015,7 @@
  *     4 and 8. The default is eight, for safety.
  */
 #if defined(USE_CROSS_COMPILE) || defined(MULTIARCH)
-#define MEM_ALIGNBYTES 8
+#  define MEM_ALIGNBYTES 8
 #else
 #define MEM_ALIGNBYTES 4
 #endif
@@ -1281,6 +1281,12 @@
  */
 /*#define HAS_ENDSERVENT               / **/
 
+/* HAS_FCHDIR:
+ *     This symbol, if defined, indicates that the fchdir routine is
+ *     available to change directory using a file descriptor.
+ */
+/*#define HAS_FCHDIR           / **/
+
 /* FCNTL_CAN_LOCK:
  *     This symbol, if defined, indicates that fcntl() can be used
  *     for file locking.  Normally on Unix systems this is defined.
@@ -1822,7 +1828,7 @@
 
 /* HAS_SAFE_BCOPY:
  *     This symbol, if defined, indicates that the bcopy routine is available
- *     to copy potentially overlapping memory blocks. Otherwise you should
+ *     to copy potentially overlapping memory blocks. Normally, you should
  *     probably use memmove() or memcpy(). If neither is defined, roll your
  *     own version.
  */
@@ -1830,9 +1836,9 @@
 
 /* HAS_SAFE_MEMCPY:
  *     This symbol, if defined, indicates that the memcpy routine is available
- *     to copy potentially overlapping memory blocks. Otherwise you should
- *     probably use memmove() or memcpy(). If neither is defined, roll your
- *     own version.
+ *     to copy potentially overlapping memory blocks.  If you need to
+ *     copy overlapping memory blocks, you should check HAS_MEMMOVE and
+ *     use memmove() instead, if available.
  */
 /*#define HAS_SAFE_MEMCPY      / **/
 
@@ -3368,11 +3374,12 @@
  */
 /*#define      HAS_FLOCK_PROTO / **/
 
-/* HAS_REALPATH:
- *     This symbol, if defined, indicates that the realpath routine is
- *     available to do resolve paths.
+/* HAS_NL_LANGINFO:
+ *     This symbol, if defined, indicates that the nl_langinfo routine is
+ *     available to return local data.  You will also need <langinfo.h>
+ *     and therefore I_LANGINFO.
  */
-/*#define HAS_REALPATH         / **/
+/*#define HAS_NL_LANGINFO              / **/
 
 /* HAS_SIGPROCMASK:
  *     This symbol, if defined, indicates that the sigprocmask