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, 44 insertions, 0 deletions

diff --git a/Porting/Glossary b/Porting/Glossary
index 61a52c5489..d621d2fea1 100644
--- a/Porting/Glossary
+++ b/Porting/Glossary
@@ -437,6 +437,10 @@ d_closedir (d_closedir.U):
 	This variable conditionally defines HAS_CLOSEDIR if closedir() is
 	available.
 
+d_cmsghdr_s (d_cmsghdr_s.U):
+	This variable conditionally defines the HAS_STRUCT_CMSGHDR symbol,
+	which indicates that the struct cmsghdr is supported.
+
 d_const (d_const.U):
 	This variable conditionally defines the HASCONST symbol, which
 	indicates to the C program that this C compiler knows about the
@@ -689,6 +693,10 @@ d_gethostprotos (d_gethostprotos.U):
 	prototypes for the various gethost*() functions.  
 	See also netdbtype.U for probing for various netdb types.
 
+d_getitimer (d_getitimer.U):
+	This variable conditionally defines the HAS_GETITIMER symbol, which
+	indicates to the C program that the getitimer() routine is available.
+
 d_getlogin (d_getlogin.U):
 	This variable conditionally defines the HAS_GETLOGIN symbol, which
 	indicates to the C program that the getlogin() routine is available
@@ -1024,6 +1032,10 @@ d_msgget (d_msgget.U):
 	This variable conditionally defines the HAS_MSGGET symbol, which
 	indicates to the C program that the msgget() routine is available.
 
+d_msghdr_s (d_msghdr_s.U):
+	This variable conditionally defines the HAS_STRUCT_MSGHDR symbol,
+	which indicates that the struct msghdr is supported.
+
 d_msgrcv (d_msgrcv.U):
 	This variable conditionally defines the HAS_MSGRCV symbol, which
 	indicates to the C program that the msgrcv() routine is available.
@@ -1226,6 +1238,14 @@ d_readlink (d_readlink.U):
 	indicates to the C program that the readlink() routine is available
 	to read the value of a symbolic link.
 
+d_readv (d_readv.U):
+	This variable conditionally defines the HAS_READV symbol, which
+	indicates to the C program that the readv() routine is available.
+
+d_recvmsg (d_recvmsg.U):
+	This variable conditionally defines the HAS_RECVMSG symbol, which
+	indicates to the C program that the recvmsg() routine is available.
+
 d_rename (d_rename.U):
 	This variable conditionally defines the HAS_RENAME symbol, which
 	indicates to the C program that the rename() routine is available
@@ -1305,6 +1325,10 @@ d_semop (d_semop.U):
 	This variable conditionally defines the HAS_SEMOP symbol, which
 	indicates to the C program that the semop() routine is available.
 
+d_sendmsg (d_sendmsg.U):
+	This variable conditionally defines the HAS_SENDMSG symbol, which
+	indicates to the C program that the sendmsg() routine is available.
+
 d_setegid (d_setegid.U):
 	This variable conditionally defines the HAS_SETEGID symbol, which
 	indicates to the C program that the setegid() routine is available
@@ -1329,6 +1353,10 @@ d_sethent (d_sethent.U):
 	This variable conditionally defines HAS_SETHOSTENT if sethostent() is
 	available.
 
+d_setitimer (d_setitimer.U):
+	This variable conditionally defines the HAS_SETITIMER symbol, which
+	indicates to the C program that the setitimer() routine is available.
+
 d_setlinebuf (d_setlnbuf.U):
 	This variable conditionally defines the HAS_SETLINEBUF symbol, which
 	indicates to the C program that the setlinebuf() routine is available
@@ -1663,6 +1691,14 @@ d_tzname (d_tzname.U):
 	This variable conditionally defines HAS_TZNAME if tzname[] is
 	available to access timezone names.
 
+d_u32align (d_u32align.U):
+	This variable tells whether you must access character data
+	through U32-aligned pointers.
+
+d_ualarm (d_ualarm.U):
+	This variable conditionally defines the HAS_UALARM symbol, which
+	indicates to the C program that the ualarm() routine is available.
+
 d_umask (d_umask.U):
 	This variable conditionally defines the HAS_UMASK symbol, which
 	indicates to the C program that the umask() routine is available.
@@ -1677,6 +1713,10 @@ d_union_semun (d_union_semun.U):
 	This variable conditionally defines HAS_UNION_SEMUN if the
 	union semun is defined by including <sys/sem.h>.
 
+d_usleep (d_usleep.U):
+	This variable conditionally defines HAS_USLEEP if usleep() is
+	available to do high granularity sleeps.
+
 d_ustat (d_ustat.U):
 	This variable conditionally defines HAS_USTAT if ustat() is
 	available to query file system statistics by dev_t.
@@ -1737,6 +1777,10 @@ d_wctomb (d_wctomb.U):
 	indicates to the C program that the wctomb() routine is available
 	to convert a wide character to a multibyte.
 
+d_writev (d_writev.U):
+	This variable conditionally defines the HAS_WRITEV symbol, which
+	indicates to the C program that the writev() routine is available.
+
 d_xenix (Guess.U):
 	This variable conditionally defines the symbol XENIX, which alerts
 	the C program that it runs under Xenix.