Rename thread compile flag. Move thread test program to tools/thread,

and improve tests.

src/template/bsdi

@@ -11,4 +11,4 @@ case $host_os in
 esac
 
 SUPPORTS_THREADS=yes
-NEED_REENTRANT_FUNCS=no	# verified 4.3 2003-09-03
+NEED_REENTRANT_FUNCS=no		# verified 4.3 2003-09-26

src/template/freebsd

@@ -7,9 +7,10 @@ esac
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes 	# 4.8, 5.1  2003-09-12
 
+THREAD_CPPFLAGS="-D_THREAD_SAFE"
 case $host_os in
 		freebsd2*|freebsd3*|freebsd4*)
-			THREAD_CFLAGS="-pthread"
+			THREAD_LIBS="-pthread"
 			;;
 		*)
 			THREAD_LIBS="-lc_r"

src/template/linux

@@ -4,6 +4,6 @@ CPPFLAGS="-D_GNU_SOURCE"
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes	# verified glibc 2.1 2003-09-03
-THREAD_CFLAGS="-D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
+THREAD_CPPFLAGS="-D_REENTRANT -D_THREAD_SAFE -D_POSIX_PTHREAD_SEMANTICS"
 THREAD_LIBS="-lpthread"
 

src/template/osf

@@ -7,4 +7,4 @@ fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=no		# 4.0 2003-09-13
-THREAD_CFLAGS="-pthread"
+THREAD_LIBS="-pthread"

src/template/solaris

@@ -7,5 +7,5 @@ fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=yes	# 5.6 2003-09-13
-THREAD_CFLAGS="-pthread"
+THREAD_LIBS="-pthread"
 

src/template/unixware

@@ -1,14 +1,14 @@
 if test "$GCC" = yes; then
   CFLAGS=-O2
-  THREAD_CFLAGS="-pthread"
+  THREAD_CPPFLAGS="-pthread"
 else
 # the -Kno_host is temporary for a bug in the compiler.  See -hackers
 # discussion on 7-8/Aug/2003.
 # when the 7.1.3UP3 or later compiler is out, we can do a version check.
   CFLAGS='-O -Kinline,no_host'
-  THREAD_CFLAGS="-K pthread"
+  THREAD_CPPFLAGS="-K pthread"
 fi
 
 SUPPORTS_THREADS=yes
 NEED_REENTRANT_FUNCS=no		# verified 7.1.3 2003-09-03
-THREAD_CFLAGS="$THREAD_CFLAGS -D_REENTRANT"
+THREAD_CPPFLAGS="$THREAD_CPPFLAGS -D_REENTRANT"