extra_mpfr_configure_flags
gmpinc
gmplibs
+LIBDEBUGINFOD
do_compare
GNATMAKE
GNATBIND
enable_libstdcxx
enable_liboffloadmic
enable_bootstrap
+with_debuginfod
with_mpc
with_mpc_include
with_mpc_lib
with_gmp_include
with_gmp_lib
with_stage1_libs
+with_static_standard_libraries
with_stage1_ldflags
with_boot_libs
with_boot_ldflags
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--with-build-libsubdir=DIR Directory where to find libraries for build system
--with-system-zlib use installed libz
+ --with-debuginfod Enable debuginfo lookups with debuginfod
+ (auto/yes/no)
--with-mpc=PATH specify prefix directory for installed MPC package.
Equivalent to --with-mpc-include=PATH/include plus
--with-mpc-lib=PATH/lib
--with-gmp-include=PATH specify directory for installed GMP include files
--with-gmp-lib=PATH specify directory for the installed GMP library
--with-stage1-libs=LIBS libraries for stage1
+ --with-static-standard-libraries
+ use -static-libstdc++ and -static-libgcc
+ (default=auto)
--with-stage1-ldflags=FLAGS
linker flags for stage1
--with-boot-libs=LIBS libraries for stage2 and later
as_fn_set_status $ac_retval
} # ac_fn_c_try_link
+
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+ as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+ as_decl_name=`echo $2|sed 's/ *(.*//'`
+ as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+ (void) $as_decl_use;
+#else
+ (void) $as_decl_name;
+#endif
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval "$3=yes"
+else
+ eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
gmpinc=
have_gmp=no
+# Check for debuginfod
+
+
+# Enable debuginfod
+
+# Check whether --with-debuginfod was given.
+if test "${with_debuginfod+set}" = set; then :
+ withval=$with_debuginfod;
+else
+ with_debuginfod=auto
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use debuginfod" >&5
+$as_echo_n "checking whether to use debuginfod... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_debuginfod" >&5
+$as_echo "$with_debuginfod" >&6; }
+
+if test "${with_debuginfod}" = no; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod support disabled; some features may be unavailable." >&5
+$as_echo "$as_me: WARNING: debuginfod support disabled; some features may be unavailable." >&2;}
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for debuginfod_begin in -ldebuginfod" >&5
+$as_echo_n "checking for debuginfod_begin in -ldebuginfod... " >&6; }
+if ${ac_cv_lib_debuginfod_debuginfod_begin+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldebuginfod $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char debuginfod_begin ();
+int
+main ()
+{
+return debuginfod_begin ();
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_lib_debuginfod_debuginfod_begin=yes
+else
+ ac_cv_lib_debuginfod_debuginfod_begin=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_debuginfod_debuginfod_begin" >&5
+$as_echo "$ac_cv_lib_debuginfod_debuginfod_begin" >&6; }
+if test "x$ac_cv_lib_debuginfod_debuginfod_begin" = xyes; then :
+ have_debuginfod_lib=yes
+fi
+
+ ac_fn_c_check_decl "$LINENO" "debuginfod_begin" "ac_cv_have_decl_debuginfod_begin" "#include <elfutils/debuginfod.h>
+"
+if test "x$ac_cv_have_decl_debuginfod_begin" = xyes; then :
+ have_debuginfod_h=yes
+fi
+
+ if test "x$have_debuginfod_lib" = "xyes" -a \
+ "x$have_debuginfod_h" = "xyes"; then
+
+$as_echo "#define HAVE_LIBDEBUGINFOD 1" >>confdefs.h
+
+ LIBDEBUGINFOD="-ldebuginfod"
+
+ else
+
+ if test "$with_debuginfod" = yes; then
+ as_fn_error $? "debuginfod is missing or unusable" "$LINENO" 5
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&5
+$as_echo "$as_me: WARNING: debuginfod is missing or unusable; some features may be unavailable." >&2;}
+ fi
+ fi
+fi
+
+
# Specify a location for mpc
# check for this first so it ends up on the link line before mpfr.
# Check for the recommended and required versions of GMP.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of gmp.h" >&5
$as_echo_n "checking for the correct version of gmp.h... " >&6; }
-
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include "gmp.h"
int
+# Whether or not to use -static-libstdc++ and -static-libgcc. The
+# default is yes if gcc is being built; no otherwise. The reason for
+# this default is that gdb is sometimes linked against GNU Source
+# Highlight, which is a shared library that uses C++ exceptions. In
+# this case, -static-libstdc++ will cause crashes.
+
+# Check whether --with-static-standard-libraries was given.
+if test "${with_static_standard_libraries+set}" = set; then :
+ withval=$with_static_standard_libraries;
+else
+ with_static_standard_libraries=auto
+fi
+
+if test "$with_static_standard_libraries" = auto; then
+ with_static_standard_libraries=$have_compiler
+fi
+
# Linker flags to use for stage1 or when not bootstrapping.
# Check whether --with-stage1-ldflags was given.
# In stage 1, default to linking libstdc++ and libgcc statically with GCC
# if supported. But if the user explicitly specified the libraries to use,
# trust that they are doing what they want.
- if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then
+ if test "$with_static_standard_libraries" = yes -a "$stage1_libs" = "" \
+ -a "$have_static_libs" = yes; then
stage1_ldflags="-static-libstdc++ -static-libgcc"
fi
fi
CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
+# gdb depends on gnulib, but as nothing else does, only include it if
+# gdb is built.
+if echo " ${configdirs} " | grep " gdb " > /dev/null 2>&1 ; then
+ # The Makefile provides the ordering, so it's enough here to add
+ # gnulib to the list.
+ configdirs="${configdirs} gnulib"
+fi
+
# Strip out unwanted targets.
# While at that, we remove Makefiles if we were started for recursive