[ViewVC] Diff of: cvs/rxvt-unicode/configure.ac

Comparing rxvt-unicode/configure.ac (file contents):
Revision 1.158 by sf-exg, Sun Nov 7 14:13:40 2021 UTC vs.
Revision 1.162 by root, Mon Jan 2 17:12:43 2023 UTC

 AC_PROG_CXX
 AC_PROG_INSTALL
 AC_USE_SYSTEM_EXTENSIONS
 AC_LANG(C++)
-if test "$ac_prog_cxx_stdcxx" != cxx11; then
-  AC_MSG_ERROR([the compiler does not support C++11])
-fi
 LINKER="$CXX"
 dnl check whether we can link with gcc -lsupc++
 if test x$GCC = xyes && test x$GXX = xyes; then
    dnl FreeBSD (at least up to 5.3) has a broken GCC, workaround it
     support_warnings=yes
   fi])
 if test x$GXX = xyes; then
   if test $support_warnings = yes; then
     save_CXXFLAGS="$CXXFLAGS"
-    CXXFLAGS="$CXXFLAGS -Wall -Wno-sign-compare -Wno-reorder -Wno-unused-value"
+    for warning in \
+      -Wall \
+      -Wno-parentheses \
+      -Wno-reorder \
+      -Wno-sign-compare \
+      -Wno-unused-value \
+      ; do
+      CXXFLAGS="$CXXFLAGS $warning"
+    done
     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], [], [CXXFLAGS="$save_CXXFLAGS"])
   else
     CXXFLAGS="$CXXFLAGS -w"
   fi
 fi
 IF_PERL=\#
 if test x$support_perl = xyes; then
   AC_PATH_PROG(PERL, perl5, perl)
+  RXVT_CHECK_MODULES([XEXT], [xext], [:], [
+    AC_MSG_ERROR([unable to find xext, required for perl])
+  ])
+  X_LIBS="$XEXT_LIBS $X_LIBS"
+  CPPFLAGS="$CPPFLAGS $XEXT_CFLAGS"
   AC_MSG_CHECKING(for $PERL suitability)
   if $PERL -MExtUtils::Embed -e "use v5.8" >/dev/null 2>/dev/null; then
      save_CXXFLAGS="$CXXFLAGS"
      save_LIBS="$LIBS"

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