Issue #4305: ctypes fails to build on mipsel-linux-gnu (detects mips

instead of mipsel)

Misc/NEWS

@@ -255,6 +255,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #4305: ctypes should now build again on mipsel-linux-gnu
+
 - Issue #1734234: Massively speedup ``unicodedata.normalize()`` when the
   string is already in normalized form, by performing a quick check beforehand.
   Original patch by Rauli Ruohonen.

Modules/_ctypes/libffi/configure

@@ -20426,10 +20426,10 @@ case "$host" in
 	;;
 
   mips-sgi-irix5.* | mips-sgi-irix6.*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_IRIX; TARGETDIR=mips
 	;;
   mips*-*-linux*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_LINUX; TARGETDIR=mips
 	;;
 
   powerpc*-*-linux* | powerpc-*-sysv*)
@@ -20484,7 +20484,7 @@ echo "$as_me: error: \"libffi has not been ported to $host.\"" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
- if test x$TARGET = xMIPS; then
+ if expr x$TARGET : 'xMIPS' > /dev/null; then
   MIPS_TRUE=
   MIPS_FALSE='#'
 else

Modules/_ctypes/libffi/configure.ac

@@ -106,10 +106,10 @@ case "$host" in
 	;;
 
   mips-sgi-irix5.* | mips-sgi-irix6.*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_IRIX; TARGETDIR=mips
 	;;
   mips*-*-linux*)
-	TARGET=MIPS; TARGETDIR=mips
+	TARGET=MIPS_LINUX; TARGETDIR=mips
 	;;
 
   powerpc*-*-linux* | powerpc-*-sysv*)
@@ -162,7 +162,7 @@ if test $TARGETDIR = unknown; then
   AC_MSG_ERROR(["libffi has not been ported to $host."])
 fi
 
-AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
+AM_CONDITIONAL(MIPS,[expr x$TARGET : 'xMIPS' > /dev/null])
 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
 AM_CONDITIONAL(X86, test x$TARGET = xX86)
 AM_CONDITIONAL(X86_FREEBSD, test x$TARGET = xX86_FREEBSD)