config.gcc: Don't accept --enable-threads=pthreads.

	* config.gcc: Don't accept --enable-threads=pthreads.  Clean
	up related case statements.
	* configure.in: Don't accept --enable-threads=pthreads,
	decosf1, mach, or os2 (none of which work anyway).  Alphabetize
	supported thread files in case clause.
	* configure: Regenerate.

From-SVN: r72244

gcc/ChangeLog

+2003-10-08  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+	* config.gcc: Don't accept --enable-threads=pthreads.  Clean
+	up related case statements.
+	* configure.in: Don't accept --enable-threads=pthreads,
+	decosf1, mach, or os2 (none of which work anyway).  Alphabetize
+	supported thread files in case clause.
+	* configure: Regenerate.
+
 2003-10-08  Geoffrey Keating  <geoffk@apple.com>
 
 	* function.c (pad_to_arg_alignment): Move 'boundary_in_bytes'

gcc/config.gcc

@@ -381,7 +381,7 @@ case ${target} in
     no)
       fbsd_tm_file="${fbsd_tm_file} freebsd-nthr.h"
       ;;
-    "" | yes | pthreads | posix)
+    "" | yes | posix)
       thread_file='posix'
       tmake_file="${tmake_file} t-freebsd-thread"
       # Before 5.0, FreeBSD can't bind shared libraries to -lc
@@ -567,8 +567,8 @@ alpha*-dec-osf[45]*)
 	    target_cpu_default=MASK_SUPPORT_ARCH
 	    ;;
 	esac
-	case x${enable_threads} in
-	x | xyes | xpthreads | xposix)
+	case ${enable_threads} in
+	  "" | yes | posix)
 	    thread_file='posix'
 	    tmake_file="${tmake_file} alpha/t-osf-pthread"
 	    ;;
@@ -620,8 +620,8 @@ arm*-*-linux*)			# ARM GNU/Linux with ELF
 	tmake_file="t-slibgcc-elf-ver t-linux arm/t-linux"
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 	gnu_ld=yes
-	case x${enable_threads} in
-	x | xyes | xpthreads | xposix)
+	case ${enable_threads} in
+	  "" | yes | posix)
 	    thread_file='posix'
 	    ;;
 	esac
@@ -1609,8 +1609,8 @@ powerpc-*-netbsd*)
 powerpc-*-chorusos*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h chorus.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos rs6000/t-ppccomm"
-	case x${enable_threads} in
-	  xyes | xpthreads | xposix)
+	case ${enable_threads} in
+	  yes | posix)
 	    thread_file='posix'
 	    ;;
 	esac

gcc/configure

@@ -5248,8 +5248,8 @@ case ${enable_threads_flag} in
     # default
     target_thread_file='single'
     ;;
-  decosf1 | irix | mach | os2 | posix | pthreads | single | \
-  solaris | win32 | dce | rtems| vxworks | aix | gnat)
+  aix | dce | gnat | irix | posix | rtems | \
+  single | solaris | vxworks | win32 )
     target_thread_file=${enable_threads_flag}
     ;;
   *)

gcc/configure.in

@@ -1070,8 +1070,8 @@ case ${enable_threads_flag} in
     # default
     target_thread_file='single'
     ;;
-  decosf1 | irix | mach | os2 | posix | pthreads | single | \
-  solaris | win32 | dce | rtems| vxworks | aix | gnat)
+  aix | dce | gnat | irix | posix | rtems | \
+  single | solaris | vxworks | win32 )
     target_thread_file=${enable_threads_flag}
     ;;
   *)