diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 1c115a74cb5..f5d2146cdd0 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,9 @@ +2019-09-10 Christophe Lyon + + * acinclude.m4: Handle uclinux*. + * configure: Regenerate. + * configure.host: Handle uclinux* + 2019-09-10 Christophe Lyon Mickaël Guêné diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4 index bc9095f4799..ad2cb01d94f 100644 --- a/libstdc++-v3/acinclude.m4 +++ b/libstdc++-v3/acinclude.m4 @@ -1441,6 +1441,9 @@ AC_DEFUN([GLIBCXX_ENABLE_LIBSTDCXX_TIME], [ ac_has_nanosleep=yes ac_has_sched_yield=yes ;; + uclinux*) + ac_has_nanosleep=yes + ac_has_sched_yield=yes esac elif test x"$enable_libstdcxx_time" != x"no"; then @@ -1526,7 +1529,7 @@ AC_DEFUN([GLIBCXX_ENABLE_LIBSTDCXX_TIME], [ if test x"$ac_has_clock_monotonic" != x"yes"; then case ${target_os} in - linux*) + linux* | uclinux*) AC_MSG_CHECKING([for clock_gettime syscall]) AC_TRY_COMPILE( [#include @@ -4424,7 +4427,7 @@ AC_DEFUN([GLIBCXX_ENABLE_FILESYSTEM_TS], [ freebsd*|netbsd*|openbsd*|dragonfly*|darwin*) enable_libstdcxx_filesystem_ts=yes ;; - gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) + gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu | uclinux*) enable_libstdcxx_filesystem_ts=yes ;; rtems*) @@ -4606,7 +4609,7 @@ dnl AC_MSG_CHECKING([for sendfile that can copy files]) AC_CACHE_VAL(glibcxx_cv_sendfile, [dnl case "${target_os}" in - gnu* | linux* | solaris*) + gnu* | linux* | solaris* | uclinux*) GCC_TRY_COMPILE_OR_LINK( [#include ], [sendfile(1, 2, (off_t*)0, sizeof 1);], diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 4e714e5da9c..c63789cf874 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -6652,7 +6652,7 @@ irix5* | irix6* | nonstopux*) ;; # This must be Linux ELF. -linux* | k*bsd*-gnu | kopensolaris*-gnu) +linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi) lt_cv_deplibs_check_method=pass_all ;; @@ -9598,7 +9598,7 @@ _LT_EOF archive_expsym_cmds='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib' ;; - gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu) + gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi) tmp_diet=no if test "$host_os" = linux-dietlibc; then case $cc_basename in @@ -11138,7 +11138,12 @@ linux*oldld* | linux*aout* | linux*coff*) ;; # This must be Linux ELF. -linux* | k*bsd*-gnu | kopensolaris*-gnu) + +# uclinux* changes (here and below) have been submitted to the libtool +# project, but have not yet been accepted: they are GCC-local changes +# for the time being. (See +# https://lists.gnu.org/archive/html/libtool-patches/2018-05/msg00000.html) +linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi) version_type=linux need_lib_prefix=no need_version=no @@ -14822,7 +14827,12 @@ linux*oldld* | linux*aout* | linux*coff*) ;; # This must be Linux ELF. -linux* | k*bsd*-gnu | kopensolaris*-gnu) + +# uclinux* changes (here and below) have been submitted to the libtool +# project, but have not yet been accepted: they are GCC-local changes +# for the time being. (See +# https://lists.gnu.org/archive/html/libtool-patches/2018-05/msg00000.html) +linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi) version_type=linux need_lib_prefix=no need_version=no @@ -20899,6 +20909,9 @@ $as_echo "$glibcxx_glibc217" >&6; } ac_has_nanosleep=yes ac_has_sched_yield=yes ;; + uclinux*) + ac_has_nanosleep=yes + ac_has_sched_yield=yes esac elif test x"$enable_libstdcxx_time" != x"no"; then @@ -21347,7 +21360,7 @@ $as_echo "$ac_has_nanosleep" >&6; } if test x"$ac_has_clock_monotonic" != x"yes"; then case ${target_os} in - linux*) + linux* | uclinux*) { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime syscall" >&5 $as_echo_n "checking for clock_gettime syscall... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext @@ -28316,7 +28329,7 @@ _ACEOF if ac_fn_c_try_link "$LINENO"; then : chktls_save_LDFLAGS="$LDFLAGS" case $host in - *-*-linux*) + *-*-linux* | -*-uclinuxfdpic*) LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS" ;; esac @@ -47824,7 +47837,7 @@ _ACEOF if ac_fn_c_try_link "$LINENO"; then : chktls_save_LDFLAGS="$LDFLAGS" case $host in - *-*-linux*) + *-*-linux* | -*-uclinuxfdpic*) LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS" ;; esac @@ -54011,7 +54024,7 @@ _ACEOF if ac_fn_c_try_link "$LINENO"; then : chktls_save_LDFLAGS="$LDFLAGS" case $host in - *-*-linux*) + *-*-linux* | -*-uclinuxfdpic*) LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS" ;; esac @@ -72654,7 +72667,7 @@ fi case "$target" in - *-linux*) + *-linux* | *-uclinux*) case "$enable_linux_futex" in default) # If headers don't have gettid/futex syscalls definition, then @@ -74326,7 +74339,7 @@ $as_echo_n "checking whether to build Filesystem TS support... " >&6; } freebsd*|netbsd*|openbsd*|dragonfly*|darwin*) enable_libstdcxx_filesystem_ts=yes ;; - gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) + gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu | uclinux*) enable_libstdcxx_filesystem_ts=yes ;; rtems*) @@ -74878,7 +74891,7 @@ $as_echo_n "checking for sendfile that can copy files... " >&6; } $as_echo_n "(cached) " >&6 else case "${target_os}" in - gnu* | linux* | solaris*) + gnu* | linux* | solaris* | uclinux*) if test x$gcc_no_link = xyes; then cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ diff --git a/libstdc++-v3/configure.host b/libstdc++-v3/configure.host index 57e1c502b09..898db37d9a2 100644 --- a/libstdc++-v3/configure.host +++ b/libstdc++-v3/configure.host @@ -264,7 +264,7 @@ case "${host_os}" in linux-musl*) os_include_dir="os/generic" ;; - gnu* | linux* | kfreebsd*-gnu) + gnu* | linux* | kfreebsd*-gnu | uclinux*) if [ "$uclibc" = "yes" ]; then os_include_dir="os/uclibc" elif [ "$bionic" = "yes" ]; then @@ -321,7 +321,7 @@ esac # Set any OS-dependent and CPU-dependent bits. # THIS TABLE IS SORTED. KEEP IT THAT WAY. case "${host}" in - *-*-linux*) + *-*-linux* | *-*-uclinux*) case "${host_cpu}" in i[567]86) abi_baseline_pair=i486-linux-gnu @@ -355,7 +355,7 @@ case "${host}" in fi esac case "${host}" in - arm*-*-linux-*) + arm*-*-linux-* | arm*-*-uclinuxfdpiceabi) port_specific_symbol_files="\$(srcdir)/../config/os/gnu-linux/arm-eabi-extra.ver" ;; esac