fix some of the signal stuff (still didn’t get rid of awk(1) and printf(1)

calls in Build.sh, we need HOSTCC for that… which we should do, using BER
or something encoded for integers, and pregenerated hashtables as planned)

also, bump to R50 beta, due to today’s language changes

Build.sh

@@ -1,5 +1,5 @@
 #!/bin/sh
-srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.659 2014/05/27 13:41:53 tg Exp $'
+srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.660 2014/06/09 13:25:49 tg Exp $'
 #-
 # Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
 #		2011, 2012, 2013, 2014
@@ -1782,7 +1782,7 @@ else
 		#define EXTERN
 		#define MKSH_INCLUDES_ONLY
 		#include "sh.h"
-		__RCSID("$MirOS: src/bin/mksh/Build.sh,v 1.659 2014/05/27 13:41:53 tg Exp $");
+		__RCSID("$MirOS: src/bin/mksh/Build.sh,v 1.660 2014/06/09 13:25:49 tg Exp $");
 		int main(void) { printf("Hello, World!\n"); return (isatty(0)); }
 EOF
 	case $cm in
@@ -2247,6 +2247,9 @@ if test 0 = $HAVE_SYS_SIGNAME; then
 #define NSIG (SIGMAX+1)
 #elif defined(_SIGMAX)
 #define NSIG (_SIGMAX+1)
+#else
+/* XXX better error out, see sh.h */
+#define NSIG 64
 #endif
 #endif
 int
@@ -2265,9 +2268,9 @@ mksh_cfg= NSIG
 	test $printf = echo || test "`printf %d 42`" = 42 || printf=echo
 	test $printf = echo || NSIG=`printf %d "$NSIG" 2>/dev/null`
 	$printf "NSIG=$NSIG ... "
-	sigs="INT SEGV ABRT KILL ALRM BUS CHLD CLD CONT DIL EMT FPE HUP ILL"
-	sigs="$sigs INFO IO IOT LOST PIPE PROF PWR QUIT RESV SAK STOP SYS TERM"
-	sigs="$sigs TRAP TSTP TTIN TTOU URG USR1 USR2 VTALRM WINCH XCPU XFSZ"
+	sigs="ABRT FPE ILL INT SEGV TERM ALRM BUS CHLD CONT HUP KILL PIPE QUIT"
+	sigs="$sigs STOP TSTP TTIN TTOU USR1 USR2 POLL PROF SYS TRAP URG VTALRM"
+	sigs="$sigs XCPU XFSZ INFO WINCH EMT IO DIL LOST PWR SAK CLD IOT RESV"
 	test 1 = $HAVE_CPP_DD && test $NSIG -gt 1 && sigs="$sigs "`vq \
 	    "$CPP $CFLAGS $CPPFLAGS $NOWARN -dD conftest.c" | \
 	    grep '[	 ]SIG[A-Z0-9][A-Z0-9]*[	 ]' | \
@@ -2305,7 +2308,7 @@ addsrcs '!' HAVE_STRLCPY strlcpy.c
 addsrcs USE_PRINTF_BUILTIN printf.c
 test 1 = "$USE_PRINTF_BUILTIN" && add_cppflags -DMKSH_PRINTF_BUILTIN
 test 1 = "$HAVE_CAN_VERB" && CFLAGS="$CFLAGS -verbose"
-add_cppflags -DMKSH_BUILD_R=499
+add_cppflags -DMKSH_BUILD_R=500
 
 $e $bi$me: Finished configuration testing, now producing output.$ao