Introduce d_u32align / U32_REQUIRES_ALIGNMENT, needed for

ext/Digest/MD5/Makefile.PL and t/lib/md5-align.t.
Introduce probes for struct msghdr, struct cmsghdr,
sendmsg, recvmsg, readv, writev, setitimer, getitimer,
ualarm, usleep, for possible later extension work.

p4raw-id: //depot/perl@9560

1 files changed, 67 insertions, 0 deletions

diff --git a/uconfig.h b/uconfig.h
index 60239ac2f8..69141519ee 100644
--- a/uconfig.h
+++ b/uconfig.h
@@ -641,6 +641,12 @@
  */
 /*#define HAS_UMASK		/ **/
 
+/* HAS_USLEEP:
+ *	This symbol, if defined, indicates that the usleep routine is
+ *	available to let the process sleep on a sub-second accuracy.
+ */
+/*#define HAS_USLEEP		/ **/
+
 /* HASVOLATILE:
  *	This symbol, if defined, indicates that this C compiler knows about
  *	the volatile declaration.
@@ -1237,6 +1243,12 @@
  */
 /*#define VOID_CLOSEDIR		/ **/
 
+/* HAS_STRUCT_CMSGHDR:
+ *	This symbol, if defined, indicates that the struct cmsghdr
+ *	is supported.
+ */
+/*#define HAS_STRUCT_CMSGHDR	/ **/
+
 /* HAS_CSH:
  *	This symbol, if defined, indicates that the C-shell exists.
  */
@@ -1458,6 +1470,12 @@
  */
 /*#define	HAS_GETHOST_PROTOS	/ **/
 
+/* HAS_GETITIMER:
+ *	This symbol, if defined, indicates that the getitimer routine is
+ *	available to return interval timers.
+ */
+/*#define HAS_GETITIMER		/ **/
+
 /* HAS_GETMNT:
  *	This symbol, if defined, indicates that the getmnt routine is
  *	available to get filesystem mount info by filename.
@@ -1766,6 +1784,12 @@
  */
 /*#define HAS_MSG		/ **/
 
+/* HAS_STRUCT_MSGHDR:
+ *	This symbol, if defined, indicates that the struct msghdr
+ *	is supported.
+ */
+/*#define HAS_STRUCT_MSGHDR	/ **/
+
 /* HAS_OFF64_T:
  *	This symbol will be defined if the C compiler supports off64_t.
  */
@@ -1806,6 +1830,19 @@
 #define SCHED_YIELD	sched_yield()	/**/
 /*#define HAS_SCHED_YIELD	/ **/
 
+/* HAS_READV:
+ *	This symbol, if defined, indicates that the readv routine is
+ *	available to do gather reads.  You will also need <sys/uio.h>
+ *	and there I_SYSUIO.
+ */
+/*#define HAS_READV		/ **/
+
+/* HAS_RECVMSG:
+ *	This symbol, if defined, indicates that the recvmsg routine is
+ *	available to send structured socket messages.
+ */
+/*#define HAS_RECVMSG		/ **/
+
 /* HAS_SAFE_BCOPY:
  *	This symbol, if defined, indicates that the bcopy routine is available
  *	to copy potentially overlapping memory blocks. Otherwise you should
@@ -1844,6 +1881,12 @@
  */
 /*#define HAS_SEM		/ **/
 
+/* HAS_SENDMSG:
+ *	This symbol, if defined, indicates that the sendmsg routine is
+ *	available to send structured socket messages.
+ */
+/*#define HAS_SENDMSG		/ **/
+
 /* HAS_SETGRENT:
  *	This symbol, if defined, indicates that the setgrent routine is
  *	available for initializing sequential access of the group database.
@@ -1863,6 +1906,12 @@
  */
 /*#define HAS_SETHOSTENT		/ **/
 
+/* HAS_SETITIMER:
+ *	This symbol, if defined, indicates that the setitimer routine is
+ *	available to set interval timers.
+ */
+/*#define HAS_SETITIMER		/ **/
+
 /* HAS_SETNETENT:
  *	This symbol, if defined, indicates that the setnetent() routine is
  *	available.
@@ -2198,6 +2247,12 @@
  */
 /*#define HAS_TIMES		/ **/
 
+/* HAS_UALARM:
+ *	This symbol, if defined, indicates that the ualarm routine is
+ *	available to do alarms with microsecond granularity.
+ */
+/*#define HAS_UALARM		/ **/
+
 /* HAS_UNION_SEMUN:
  *	This symbol, if defined, indicates that the union semun is
  *	defined by including <sys/sem.h>.  If not, the user code
@@ -2253,6 +2308,12 @@
 #define HAS_VPRINTF	/**/
 /*#define USE_CHAR_VSPRINTF 	/ **/
 
+/* HAS_WRITEV:
+ *	This symbol, if defined, indicates that the writev routine is
+ *	available to do scatter writes.
+ */
+/*#define HAS_WRITEV		/ **/
+
 /* USE_DYNAMIC_LOADING:
  *	This symbol, if defined, indicates that dynamic loading of
  *	some sort is available.
@@ -3261,4 +3322,10 @@
  */
 /*#define HAS_SOCKATMARK		/ **/
 
+/* U32_ALIGNMENT_REQUIRED:
+ *	This symbol, if defined, indicates that you must access
+ *	character data through U32-aligned pointers.
+ */
+#define U32_ALIGNMENT_REQUIRED	/**/
+
 #endif