libgo: add configury and sysinfo support for hurd
Patch by Svante Signell.
Change-Id: I0c778a5c69585d10dfb26ee7048eb2feedf80679
Reviewed-on: https://go-review.googlesource.com/c/160824
Reviewed-by: Ian Lance Taylor <iant@golang.org>
diff --git a/libgo/Makefile.am b/libgo/Makefile.am
index 1d62f11..1f78111 100644
--- a/libgo/Makefile.am
+++ b/libgo/Makefile.am
@@ -428,6 +428,9 @@
if LIBGO_IS_AIX
runtime_getncpu_file = runtime/getncpu-aix.c
else
+if LIBGO_IS_HURD
+runtime_getncpu_file = runtime/getncpu-hurd.c
+else
runtime_getncpu_file = runtime/getncpu-none.c
endif
endif
@@ -436,6 +439,7 @@
endif
endif
endif
+endif
runtime_files = \
runtime/aeshash.c \
diff --git a/libgo/Makefile.in b/libgo/Makefile.in
index 04cce14..0b26158 100644
--- a/libgo/Makefile.in
+++ b/libgo/Makefile.in
@@ -230,7 +230,8 @@
libgo_llgo_la_DEPENDENCIES = $(am__DEPENDENCIES_4)
@LIBGO_IS_RTEMS_TRUE@am__objects_1 = \
@LIBGO_IS_RTEMS_TRUE@ runtime/rtems-task-variable-add.lo
-@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-none.lo
+@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_HURD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-none.lo
+@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_HURD_TRUE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-hurd.lo
@LIBGO_IS_AIX_TRUE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-aix.lo
@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_TRUE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-bsd.lo
@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_TRUE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_SOLARIS_FALSE@am__objects_2 = runtime/getncpu-bsd.lo
@@ -855,7 +856,8 @@
zdefaultcc.go
@LIBGO_IS_RTEMS_FALSE@rtems_task_variable_add_file =
@LIBGO_IS_RTEMS_TRUE@rtems_task_variable_add_file = runtime/rtems-task-variable-add.c
-@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-none.c
+@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_HURD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-none.c
+@LIBGO_IS_AIX_FALSE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_HURD_TRUE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-hurd.c
@LIBGO_IS_AIX_TRUE@@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_FALSE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-aix.c
@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_FALSE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_NETBSD_TRUE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-bsd.c
@LIBGO_IS_DARWIN_FALSE@@LIBGO_IS_FREEBSD_TRUE@@LIBGO_IS_IRIX_FALSE@@LIBGO_IS_LINUX_FALSE@@LIBGO_IS_SOLARIS_FALSE@runtime_getncpu_file = runtime/getncpu-bsd.c
@@ -1378,6 +1380,8 @@
runtime/$(DEPDIR)/$(am__dirstamp)
runtime/getncpu-none.lo: runtime/$(am__dirstamp) \
runtime/$(DEPDIR)/$(am__dirstamp)
+runtime/getncpu-hurd.lo: runtime/$(am__dirstamp) \
+ runtime/$(DEPDIR)/$(am__dirstamp)
runtime/getncpu-aix.lo: runtime/$(am__dirstamp) \
runtime/$(DEPDIR)/$(am__dirstamp)
runtime/getncpu-bsd.lo: runtime/$(am__dirstamp) \
@@ -1407,6 +1411,7 @@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/env_posix.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-aix.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-bsd.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-hurd.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-irix.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-linux.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@runtime/$(DEPDIR)/getncpu-none.Plo@am__quote@
diff --git a/libgo/configure b/libgo/configure
index 138a9c6..0b8ebce 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -669,6 +669,8 @@
GOOS
LIBGO_IS_BSD_FALSE
LIBGO_IS_BSD_TRUE
+LIBGO_IS_HURD_FALSE
+LIBGO_IS_HURD_TRUE
LIBGO_IS_AIX_FALSE
LIBGO_IS_AIX_TRUE
LIBGO_IS_SOLARIS_FALSE
@@ -11341,7 +11343,7 @@
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11344 "configure"
+#line 11346 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11447,7 +11449,7 @@
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11450 "configure"
+#line 11452 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -13756,6 +13758,7 @@
is_rtems=no
is_solaris=no
is_aix=no
+is_hurd=no
GOOS=unknown
case ${host} in
*-*-darwin*) is_darwin=yes; GOOS=darwin ;;
@@ -13768,6 +13771,7 @@
*-*-rtems*) is_rtems=yes; GOOS=rtems ;;
*-*-solaris2*) is_solaris=yes; GOOS=solaris ;;
*-*-aix*) is_aix=yes; GOOS=aix ;;
+ *-*-gnu*) is_hurd=yes; GOOS=hurd ;;
esac
if test $is_darwin = yes; then
LIBGO_IS_DARWIN_TRUE=
@@ -13849,6 +13853,14 @@
LIBGO_IS_AIX_FALSE=
fi
+ if test $is_hurd = yes; then
+ LIBGO_IS_HURD_TRUE=
+ LIBGO_IS_HURD_FALSE='#'
+else
+ LIBGO_IS_HURD_TRUE='#'
+ LIBGO_IS_HURD_FALSE=
+fi
+
if test $is_darwin = yes -o $is_dragonfly = yes -o $is_freebsd = yes -o $is_netbsd = yes -o $is_openbsd = yes; then
LIBGO_IS_BSD_TRUE=
LIBGO_IS_BSD_FALSE='#'
@@ -15852,6 +15864,10 @@
as_fn_error $? "conditional \"LIBGO_IS_AIX\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${LIBGO_IS_HURD_TRUE}" && test -z "${LIBGO_IS_HURD_FALSE}"; then
+ as_fn_error $? "conditional \"LIBGO_IS_HURD\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
if test -z "${LIBGO_IS_BSD_TRUE}" && test -z "${LIBGO_IS_BSD_FALSE}"; then
as_fn_error $? "conditional \"LIBGO_IS_BSD\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 2b452ec..44b5948 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -165,6 +165,7 @@
is_rtems=no
is_solaris=no
is_aix=no
+is_hurd=no
GOOS=unknown
case ${host} in
*-*-darwin*) is_darwin=yes; GOOS=darwin ;;
@@ -177,6 +178,7 @@
*-*-rtems*) is_rtems=yes; GOOS=rtems ;;
*-*-solaris2*) is_solaris=yes; GOOS=solaris ;;
*-*-aix*) is_aix=yes; GOOS=aix ;;
+ *-*-gnu*) is_hurd=yes; GOOS=hurd ;;
esac
AM_CONDITIONAL(LIBGO_IS_DARWIN, test $is_darwin = yes)
AM_CONDITIONAL(LIBGO_IS_FREEBSD, test $is_freebsd = yes)
@@ -188,6 +190,7 @@
AM_CONDITIONAL(LIBGO_IS_RTEMS, test $is_rtems = yes)
AM_CONDITIONAL(LIBGO_IS_SOLARIS, test $is_solaris = yes)
AM_CONDITIONAL(LIBGO_IS_AIX, test $is_aix = yes)
+AM_CONDITIONAL(LIBGO_IS_HURD, test $is_hurd = yes)
AM_CONDITIONAL(LIBGO_IS_BSD, test $is_darwin = yes -o $is_dragonfly = yes -o $is_freebsd = yes -o $is_netbsd = yes -o $is_openbsd = yes)
AC_SUBST(GOOS)
AC_SUBST(ALLGOOS)
diff --git a/libgo/mksigtab.sh b/libgo/mksigtab.sh
index c68b28b..11e4ec4 100755
--- a/libgo/mksigtab.sh
+++ b/libgo/mksigtab.sh
@@ -91,6 +91,7 @@
checksig _SIGXRES '{_SigNotify, "SIGXRES: resource control exceeded"}'
checksig _SIGJVM1 '{_SigNotify, "SIGJVM1: reserved signal for Java Virtual Machine"}'
checksig _SIGJVM2 '{_SigNotify, "SIGJVM2: reserved signal for Java Virtual Machine"}'
+checksig _SIGLOST ' {_SigNotify, "SIGLOST: resource lost (Sun); server died (GNU)"}'
# Special handling of signals 32 and 33 on GNU/Linux systems,
# because they are special to glibc.
@@ -112,6 +113,11 @@
rtmax=`grep 'const _*SIGRTMAX = [0-9]*$' gen-sysinfo.go | sed -e 's/.* = \([0-9]*\)/\1/'`
if test -n "$rtmax"; then
nsig=`expr $rtmax + 1`
+ elif grep 'const _*SIGRTMAX = [ (]*_*SIGRTMIN[ )]*' gen-sysinfo.go >/dev/null 2>&1; then
+ rtmin=`grep 'const _*SIGRTMIN = [0-9]*$' gen-sysinfo.go | sed -e 's/.* = \([0-9]*\)/\1/'`
+ if test -n "$rtmin"; then
+ nsig=`expr $rtmin + 1`
+ fi
fi
fi
fi
diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 02f0b5b..6a58e76 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -55,9 +55,13 @@
sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
# The errno constants. These get type Errno.
- egrep '#define E[A-Z0-9_]+ ' errno.i | \
+egrep '#define E[A-Z0-9_]+ [0-9E]' errno.i | \
sed -e 's/^#define \(E[A-Z0-9_]*\) .*$/const \1 = Errno(_\1)/' >> ${OUT}
+# Workaround for GNU/Hurd _EMIG_* errors having negative values
+egrep '#define E[A-Z0-9_]+ -[0-9]' errno.i | \
+ sed -e 's/^#define \(E[A-Z0-9_]*\) .*$/const \1 = Errno(-_\1)/' >> ${OUT}
+
# The O_xxx flags.
egrep '^const _(O|F|FD)_' gen-sysinfo.go | \
sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
@@ -130,6 +134,11 @@
echo "const $sup = _$sys" >> ${OUT}
done
+# Special treatment of SYS_IOCTL for GNU/Hurd.
+if ! grep '^const SYS_IOCTL' ${OUT} > /dev/null 2>&1; then
+ echo "const SYS_IOCTL = 0" >> ${OUT}
+fi
+
# The GNU/Linux support wants to use SYS_GETDENTS64 if available.
if ! grep '^const SYS_GETDENTS ' ${OUT} >/dev/null 2>&1; then
echo "const SYS_GETDENTS = 0" >> ${OUT}
@@ -475,6 +484,13 @@
-e 's/tv_sec/Sec/' \
-e 's/tv_nsec/Nsec/' >> ${OUT}
+# Special treatment of struct stat st_dev for GNU/Hurd
+# /usr/include/i386-gnu/bits/stat.h: #define st_dev st_fsid
+fsid_to_dev=
+if grep 'define st_dev st_fsid' gen-sysinfo.go > /dev/null 2>&1; then
+ fsid_to_dev="-e 's/st_fsid/Dev/'"
+fi
+
# The stat type.
# Prefer largefile variant if available.
stat=`grep '^type _stat64 ' gen-sysinfo.go || true`
@@ -485,6 +501,7 @@
fi | sed -e 's/type _stat64/type Stat_t/' \
-e 's/type _stat/type Stat_t/' \
-e 's/st_dev/Dev/' \
+ ${fsid_to_dev} \
-e 's/st_ino/Ino/g' \
-e 's/st_nlink/Nlink/' \
-e 's/st_mode/Mode/' \