extra_host_libiberty_configure_flags
stage1_languages
host_libs_picflag
+CRAB1_LIBS
PICFLAG
host_shared
gcc_host_pie
+# Rust requires -ldl and -lpthread if you are using an old glibc that does not include them by
+# default, so we check for them here
+
+missing_rust_dynlibs=none
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
+$as_echo_n "checking for library containing dlopen... " >&6; }
+if ${ac_cv_search_dlopen+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' dl; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_search_dlopen=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext
+ if ${ac_cv_search_dlopen+:} false; then :
+ break
+fi
+done
+if ${ac_cv_search_dlopen+:} false; then :
+
+else
+ ac_cv_search_dlopen=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
+$as_echo "$ac_cv_search_dlopen" >&6; }
+ac_res=$ac_cv_search_dlopen
+if test "$ac_res" != no; then :
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing pthread_create" >&5
+$as_echo_n "checking for library containing pthread_create... " >&6; }
+if ${ac_cv_search_pthread_create+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_create ();
+int
+main ()
+{
+return pthread_create ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' pthread; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_search_pthread_create=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext
+ if ${ac_cv_search_pthread_create+:} false; then :
+ break
+fi
+done
+if ${ac_cv_search_pthread_create+:} false; then :
+
+else
+ ac_cv_search_pthread_create=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_pthread_create" >&5
+$as_echo "$ac_cv_search_pthread_create" >&6; }
+ac_res=$ac_cv_search_pthread_create
+if test "$ac_res" != no; then :
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+
+if test $ac_cv_search_dlopen = -ldl; then
+ CRAB1_LIBS="$CRAB1_LIBS -ldl"
+elif test $ac_cv_search_dlopen = no; then
+ missing_rust_dynlibs="libdl"
+fi
+
+if test $ac_cv_search_pthread_create = -lpthread; then
+ CRAB1_LIBS="$CRAB1_LIBS -lpthread"
+elif test $ac_cv_search_pthread_crate = no; then
+ missing_rust_dynlibs="$missing_rust_dynlibs, libpthread"
+fi
+
+CRAB1_LIBS="$CRAB1_LIBS"
+
+
# If we are building PIC/PIE host executables, and we are building dependent
# libs (e.g. GMP) in-tree those libs need to be configured to generate PIC
# code.
;;
esac
+ # Disable Rust if we are missing some required C libraries for the Rust runtime.
+ case ${add_this_lang}:${language}:${missing_rust_dynlibs} in
+ *:rust:none)
+ # Nothing to do - we're not missing any C libraries
+ ;;
+ yes:rust:*)
+ as_fn_error $? "some C libraries are required to build $language: $missing_rust_dynlibs" "$LINENO" 5
+ add_this_lang=unsupported
+ ;;
+ all:rust:*)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: some C libraries are required to build $language: $missing_rust_dynlibs" >&5
+$as_echo "$as_me: WARNING: some C libraries are required to build $language: $missing_rust_dynlibs" >&2;}
+ add_this_lang=unsupported
+ ;;
+ *:rust:*)
+ # Silently disable.
+ add_this_lang=unsupported
+ ;;
+ esac
+
# Disable jit if -enable-host-shared not specified
# but not if building for Mingw. All code in Windows
# is position independent code (PIC).
AC_SUBST(PICFLAG)
+# Rust requires -ldl and -lpthread if you are using an old glibc that does not include them by
+# default, so we check for them here
+
+missing_rust_dynlibs=none
+
+AC_SEARCH_LIBS([dlopen], [dl])
+AC_SEARCH_LIBS([pthread_create], [pthread])
+
+if test $ac_cv_search_dlopen = -ldl; then
+ CRAB1_LIBS="$CRAB1_LIBS -ldl"
+elif test $ac_cv_search_dlopen = no; then
+ missing_rust_dynlibs="libdl"
+fi
+
+if test $ac_cv_search_pthread_create = -lpthread; then
+ CRAB1_LIBS="$CRAB1_LIBS -lpthread"
+elif test $ac_cv_search_pthread_crate = no; then
+ missing_rust_dynlibs="$missing_rust_dynlibs, libpthread"
+fi
+
+AC_SUBST(CRAB1_LIBS, "$CRAB1_LIBS")
+
# If we are building PIC/PIE host executables, and we are building dependent
# libs (e.g. GMP) in-tree those libs need to be configured to generate PIC
# code.
;;
esac
+ # Disable Rust if we are missing some required C libraries for the Rust runtime.
+ case ${add_this_lang}:${language}:${missing_rust_dynlibs} in
+ *:rust:none)
+ # Nothing to do - we're not missing any C libraries
+ ;;
+ yes:rust:*)
+ AC_MSG_ERROR([some C libraries are required to build $language: $missing_rust_dynlibs])
+ add_this_lang=unsupported
+ ;;
+ all:rust:*)
+ AC_MSG_WARN([some C libraries are required to build $language: $missing_rust_dynlibs])
+ add_this_lang=unsupported
+ ;;
+ *:rust:*)
+ # Silently disable.
+ add_this_lang=unsupported
+ ;;
+ esac
+
# Disable jit if -enable-host-shared not specified
# but not if building for Mingw. All code in Windows
# is position independent code (PIC).
rust/rustspec.o \
$(END)
-LIBS += -ldl -lpthread
-
gccrs$(exeext): $(GCCRS_D_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a $(LIBDEPS)
+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
$(GCCRS_D_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a \
@$(call LINK_PROGRESS,$(INDEX.rust),start)
+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
$(RUST_ALL_OBJS) attribs.o $(BACKEND) \
- $(LIBS) $(LIBPROC_MACRO_INTERNAL) $(LIBFORMAT_PARSER) $(LIBFFI_POLONIUS) \
+ $(LIBS) $(CRAB1_LIBS) $(LIBPROC_MACRO_INTERNAL) $(LIBFORMAT_PARSER) $(LIBFFI_POLONIUS) \
$(BACKENDLIBS)
@$(call LINK_PROGRESS,$(INDEX.rust),end)
rust/checks/errors/borrowck/ffi-polonius/Cargo.toml \
$(wildcard $(srcdir)/rust/checks/errors/borrowck/ffi-polonius/src/*)
cargo build --manifest-path $(srcdir)/rust/checks/errors/borrowck/ffi-polonius/Cargo.toml --release --target-dir rust/ffi-polonius
- cp rust/ffi-polonius/release/libffi_polonius.a rust/libffi_polonius.a
\ No newline at end of file
+ cp rust/ffi-polonius/release/libffi_polonius.a rust/libffi_polonius.a
projects / thirdparty / gcc.git / commitdiff
