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-rwxr-xr-xsim/rl78/configure66
1 files changed, 53 insertions, 13 deletions
diff --git a/sim/rl78/configure b/sim/rl78/configure
index 9926398..b351822 100755
--- a/sim/rl78/configure
+++ b/sim/rl78/configure
@@ -678,6 +678,7 @@ CCDEPMODE
DEPDIR
am__leading_dot
PACKAGE
+C_DIALECT
RANLIB
AR
HDEFINES
@@ -8633,6 +8634,55 @@ else
fi
+# Require C11 or newer. Autoconf-2.70 provides ac_cv_prog_cc_c11 when using
+# AC_PROG_CC, but we're still using Autoconf-2.69, and the newest it understands
+# is C99. So handle it ourselves.
+:
+C_DIALECT=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C11 is supported by default" >&5
+$as_echo_n "checking whether C11 is supported by default... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "C11 support not found"
+#endif
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -std=c11 support" >&5
+$as_echo_n "checking for -std=c11 support... " >&6; }
+ ac_save_CC="$CC"
+ CC="$CC -std=c11"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "C11 support not found"
+#endif
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CC="$ac_save_CC"
+ C_DIALECT="-std=c11"
+
+else
+ as_fn_error $? "C11 is required" "$LINENO" 5
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
# Some of the common include files depend on bfd.h, and bfd.h checks
# that config.h is included first by testing that the PACKAGE macro
# is defined.
@@ -12049,16 +12099,6 @@ freebsd* | dragonfly*)
esac
;;
-gnu*)
- version_type=linux
- need_lib_prefix=no
- need_version=no
- library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
- soname_spec='${libname}${release}${shared_ext}$major'
- shlibpath_var=LD_LIBRARY_PATH
- hardcode_into_libs=yes
- ;;
-
haiku*)
version_type=linux
need_lib_prefix=no
@@ -12175,7 +12215,7 @@ linux*oldld* | linux*aout* | linux*coff*)
;;
# This must be Linux ELF.
-linux* | k*bsd*-gnu | kopensolaris*-gnu)
+linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
version_type=linux
need_lib_prefix=no
need_version=no
@@ -12864,7 +12904,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 12867 "configure"
+#line 12907 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -12970,7 +13010,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 12973 "configure"
+#line 13013 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H