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gdbsupport: move libxxhash configure check to gdbsupport

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The following patch moves the fast_hash function, which uses libxxhash,
to gdbsupport.  Move the libxxhash configure check to gdbsupport (and
transitively to gdbserver).

Change-Id: I242499e50c8cd6fe9f51e6e92dc53a1b3daaa96e
Approved-By: Andrew Burgess <aburgess@redhat.com>
This commit is contained in:
Simon Marchi 2022-10-20 12:47:07 -04:00 committed by Simon Marchi
parent 2b16913cdc
commit 8b35ed1feb
8 changed files with 1575 additions and 537 deletions
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1028
gdb/configure vendored
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File diff suppressed because it is too large Load Diff

23
gdb/configure.ac
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@ -2125,11 +2125,6 @@ else
fi
fi
# Check for xxhash
AC_ARG_WITH(xxhash,
AS_HELP_STRING([--with-xxhash], [use libxxhash for hashing (faster) (auto/yes/no)]),
[], [with_xxhash=auto])
GCC_ENABLE([libctf], [yes], [], [Handle .ctf type-info sections])
if test "${enable_libctf}" = yes; then
AC_DEFINE(ENABLE_LIBCTF, 1, [Handle .ctf type-info sections])
@ -2145,24 +2140,6 @@ AC_SUBST(CTF_DEPS)
# If nativefile (NAT_FILE) is not set in configure.nat, we link to an
# empty version.
if test "x$with_xxhash" != "xno"; then
AC_LIB_HAVE_LINKFLAGS([xxhash], [],
[#include <xxhash.h>],
[XXH32("foo", 3, 0);
])
if test "$HAVE_LIBXXHASH" != yes; then
if test "$with_xxhash" = yes; then
AC_MSG_ERROR([xxhash is missing or unusable])
fi
fi
if test "x$with_xxhash" = "xauto"; then
with_xxhash="$HAVE_LIBXXHASH"
fi
fi
AC_MSG_CHECKING([whether to use xxhash])
AC_MSG_RESULT([$with_xxhash])
NM_H=
rm -f nm.h
if test "${nativefile}" != ""; then

3
gdbserver/config.in
View File

@ -143,6 +143,9 @@
/* Define if you have the ipt library. */
#undef HAVE_LIBIPT
/* Define if you have the xxhash library. */
#undef HAVE_LIBXXHASH
/* Define if the target supports branch tracing. */
#undef HAVE_LINUX_BTRACE

514
gdbserver/configure vendored
View File

@ -656,6 +656,9 @@ am__leading_dot
host_noncanonical
target_noncanonical
WIN32APILIBS
LTLIBXXHASH
LIBXXHASH
HAVE_LIBXXHASH
LTLIBIPT
LIBIPT
HAVE_LIBIPT
@ -752,6 +755,9 @@ with_gnu_ld
enable_rpath
with_libipt_prefix
with_libipt_type
with_xxhash
with_libxxhash_prefix
with_libxxhash_type
enable_unit_tests
with_ust
with_ust_include
@ -1418,6 +1424,10 @@ Optional Packages:
--with-libipt-prefix[=DIR] search for libipt in DIR/include and DIR/lib
--without-libipt-prefix don't search for libipt in includedir and libdir
--with-libipt-type=TYPE type of library to search for (auto/static/shared)
--with-xxhash use libxxhash for hashing (faster) (auto/yes/no)
--with-libxxhash-prefix[=DIR] search for libxxhash in DIR/include and DIR/lib
--without-libxxhash-prefix don't search for libxxhash in includedir and libdir
--with-libxxhash-type=TYPE type of library to search for (auto/static/shared)
--with-ust=PATH Specify prefix directory for the installed UST package
Equivalent to --with-ust-include=PATH/include
plus --with-ust-lib=PATH/lib
@ -8947,6 +8957,510 @@ $as_echo "$bfd_cv_have_sys_procfs_type_elf_fpregset_t" >&6; }
fi
# Check for xxhash
# Check whether --with-xxhash was given.
if test "${with_xxhash+set}" = set; then :
withval=$with_xxhash;
else
with_xxhash=auto
fi
if test "x$with_xxhash" != "xno"; then
use_additional=yes
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval additional_includedir=\"$includedir\"
eval additional_libdir=\"$libdir\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
# Check whether --with-libxxhash-prefix was given.
if test "${with_libxxhash_prefix+set}" = set; then :
withval=$with_libxxhash_prefix;
if test "X$withval" = "Xno"; then
use_additional=no
else
if test "X$withval" = "X"; then
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval additional_includedir=\"$includedir\"
eval additional_libdir=\"$libdir\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
else
additional_includedir="$withval/include"
additional_libdir="$withval/lib"
fi
fi
fi
# Check whether --with-libxxhash-type was given.
if test "${with_libxxhash_type+set}" = set; then :
withval=$with_libxxhash_type; with_libxxhash_type=$withval
else
with_libxxhash_type=auto
fi
lib_type=`eval echo \$with_libxxhash_type`
LIBXXHASH=
LTLIBXXHASH=
INCXXHASH=
rpathdirs=
ltrpathdirs=
names_already_handled=
names_next_round='xxhash '
while test -n "$names_next_round"; do
names_this_round="$names_next_round"
names_next_round=
for name in $names_this_round; do
already_handled=
for n in $names_already_handled; do
if test "$n" = "$name"; then
already_handled=yes
break
fi
done
if test -z "$already_handled"; then
names_already_handled="$names_already_handled $name"
uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'`
eval value=\"\$HAVE_LIB$uppername\"
if test -n "$value"; then
if test "$value" = yes; then
eval value=\"\$LIB$uppername\"
test -z "$value" || LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$value"
eval value=\"\$LTLIB$uppername\"
test -z "$value" || LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$value"
else
:
fi
else
found_dir=
found_la=
found_so=
found_a=
if test $use_additional = yes; then
if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext" && test x$lib_type != xstatic; then
found_dir="$additional_libdir"
found_so="$additional_libdir/lib$name.$shlibext"
if test -f "$additional_libdir/lib$name.la"; then
found_la="$additional_libdir/lib$name.la"
fi
elif test x$lib_type != xshared; then
if test -f "$additional_libdir/lib$name.$libext"; then
found_dir="$additional_libdir"
found_a="$additional_libdir/lib$name.$libext"
if test -f "$additional_libdir/lib$name.la"; then
found_la="$additional_libdir/lib$name.la"
fi
fi
fi
fi
if test "X$found_dir" = "X"; then
for x in $LDFLAGS $LTLIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
case "$x" in
-L*)
dir=`echo "X$x" | sed -e 's/^X-L//'`
if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext" && test x$lib_type != xstatic; then
found_dir="$dir"
found_so="$dir/lib$name.$shlibext"
if test -f "$dir/lib$name.la"; then
found_la="$dir/lib$name.la"
fi
elif test x$lib_type != xshared; then
if test -f "$dir/lib$name.$libext"; then
found_dir="$dir"
found_a="$dir/lib$name.$libext"
if test -f "$dir/lib$name.la"; then
found_la="$dir/lib$name.la"
fi
fi
fi
;;
esac
if test "X$found_dir" != "X"; then
break
fi
done
fi
if test "X$found_dir" != "X"; then
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$found_dir -l$name"
if test "X$found_so" != "X"; then
if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
haveit=
for x in $ltrpathdirs; do
if test "X$x" = "X$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
ltrpathdirs="$ltrpathdirs $found_dir"
fi
if test "$hardcode_direct" = yes; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
haveit=
for x in $rpathdirs; do
if test "X$x" = "X$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
rpathdirs="$rpathdirs $found_dir"
fi
else
haveit=
for x in $LDFLAGS $LIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir"
fi
if test "$hardcode_minus_L" != no; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name"
fi
fi
fi
fi
else
if test "X$found_a" != "X"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_a"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir -l$name"
fi
fi
additional_includedir=
case "$found_dir" in
*/lib | */lib/)
basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'`
additional_includedir="$basedir/include"
;;
esac
if test "X$additional_includedir" != "X"; then
if test "X$additional_includedir" != "X/usr/include"; then
haveit=
if test "X$additional_includedir" = "X/usr/local/include"; then
if test -n "$GCC"; then
case $host_os in
linux*) haveit=yes;;
esac
fi
fi
if test -z "$haveit"; then
for x in $CPPFLAGS $INCXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-I$additional_includedir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_includedir"; then
INCXXHASH="${INCXXHASH}${INCXXHASH:+ }-I$additional_includedir"
fi
fi
fi
fi
fi
if test -n "$found_la"; then
save_libdir="$libdir"
case "$found_la" in
*/* | *\\*) . "$found_la" ;;
*) . "./$found_la" ;;
esac
libdir="$save_libdir"
for dep in $dependency_libs; do
case "$dep" in
-L*)
additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'`
if test "X$additional_libdir" != "X/usr/lib"; then
haveit=
if test "X$additional_libdir" = "X/usr/local/lib"; then
if test -n "$GCC"; then
case $host_os in
linux*) haveit=yes;;
esac
fi
fi
if test -z "$haveit"; then
haveit=
for x in $LDFLAGS $LIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$additional_libdir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_libdir"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$additional_libdir"
fi
fi
haveit=
for x in $LDFLAGS $LTLIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$additional_libdir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_libdir"; then
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$additional_libdir"
fi
fi
fi
fi
;;
-R*)
dir=`echo "X$dep" | sed -e 's/^X-R//'`
if test "$enable_rpath" != no; then
haveit=
for x in $rpathdirs; do
if test "X$x" = "X$dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
rpathdirs="$rpathdirs $dir"
fi
haveit=
for x in $ltrpathdirs; do
if test "X$x" = "X$dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
ltrpathdirs="$ltrpathdirs $dir"
fi
fi
;;
-l*)
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'`
;;
*.la)
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'`
;;
*)
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$dep"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$dep"
;;
esac
done
fi
else
if test "x$lib_type" = "xauto" || test "x$lib_type" = "xshared"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l$name"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l:lib$name.$libext"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l:lib$name.$libext"
fi
fi
fi
fi
done
done
if test "X$rpathdirs" != "X"; then
if test -n "$hardcode_libdir_separator"; then
alldirs=
for found_dir in $rpathdirs; do
alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir"
done
acl_save_libdir="$libdir"
libdir="$alldirs"
eval flag=\"$hardcode_libdir_flag_spec\"
libdir="$acl_save_libdir"
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag"
else
for found_dir in $rpathdirs; do
acl_save_libdir="$libdir"
libdir="$found_dir"
eval flag=\"$hardcode_libdir_flag_spec\"
libdir="$acl_save_libdir"
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag"
done
fi
fi
if test "X$ltrpathdirs" != "X"; then
for found_dir in $ltrpathdirs; do
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-R$found_dir"
done
fi
ac_save_CPPFLAGS="$CPPFLAGS"
for element in $INCXXHASH; do
haveit=
for x in $CPPFLAGS; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X$element"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element"
fi
done
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxxhash" >&5
$as_echo_n "checking for libxxhash... " >&6; }
if ${ac_cv_libxxhash+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_save_LIBS="$LIBS"
LIBS="$LIBS $LIBXXHASH"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <xxhash.h>
int
main ()
{
XXH32("foo", 3, 0);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_libxxhash=yes
else
ac_cv_libxxhash=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS="$ac_save_LIBS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxxhash" >&5
$as_echo "$ac_cv_libxxhash" >&6; }
if test "$ac_cv_libxxhash" = yes; then
HAVE_LIBXXHASH=yes
$as_echo "#define HAVE_LIBXXHASH 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libxxhash" >&5
$as_echo_n "checking how to link with libxxhash... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBXXHASH" >&5
$as_echo "$LIBXXHASH" >&6; }
else
HAVE_LIBXXHASH=no
CPPFLAGS="$ac_save_CPPFLAGS"
LIBXXHASH=
LTLIBXXHASH=
fi
if test "$HAVE_LIBXXHASH" != yes; then
if test "$with_xxhash" = yes; then
as_fn_error $? "xxhash is missing or unusable" "$LINENO" 5
fi
fi
if test "x$with_xxhash" = "xauto"; then
with_xxhash="$HAVE_LIBXXHASH"
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use xxhash" >&5
$as_echo_n "checking whether to use xxhash... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_xxhash" >&5
$as_echo "$with_xxhash" >&6; }
# This is set by GDB_AC_COMMON.

3
gdbsupport/Makefile.in
View File

@ -254,6 +254,7 @@ GMSGFMT = @GMSGFMT@
GREP = @GREP@
HAVE_CXX11 = @HAVE_CXX11@
HAVE_LIBIPT = @HAVE_LIBIPT@
HAVE_LIBXXHASH = @HAVE_LIBXXHASH@
INCINTL = @INCINTL@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
@ -268,8 +269,10 @@ LIBINTL_DEP = @LIBINTL_DEP@
LIBIPT = @LIBIPT@
LIBOBJS = @LIBOBJS@
LIBS = @LIBS@
LIBXXHASH = @LIBXXHASH@
LTLIBIPT = @LTLIBIPT@
LTLIBOBJS = @LTLIBOBJS@
LTLIBXXHASH = @LTLIBXXHASH@
MAINT = @MAINT@
MAKEINFO = @MAKEINFO@
MKDIR_P = @MKDIR_P@

24
gdbsupport/common.m4
View File

@ -215,6 +215,30 @@ AC_DEFUN([GDB_AC_COMMON], [
BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)
fi
dnl xxhash support
# Check for xxhash
AC_ARG_WITH(xxhash,
AS_HELP_STRING([--with-xxhash], [use libxxhash for hashing (faster) (auto/yes/no)]),
[], [with_xxhash=auto])
if test "x$with_xxhash" != "xno"; then
AC_LIB_HAVE_LINKFLAGS([xxhash], [],
[#include <xxhash.h>],
[XXH32("foo", 3, 0);
])
if test "$HAVE_LIBXXHASH" != yes; then
if test "$with_xxhash" = yes; then
AC_MSG_ERROR([xxhash is missing or unusable])
fi
fi
if test "x$with_xxhash" = "xauto"; then
with_xxhash="$HAVE_LIBXXHASH"
fi
fi
AC_MSG_CHECKING([whether to use xxhash])
AC_MSG_RESULT([$with_xxhash])
])
dnl Check that the provided value ($1) is either "yes" or "no". If not,

3
gdbsupport/config.in
View File

@ -124,6 +124,9 @@
/* Define if you have the ipt library. */
#undef HAVE_LIBIPT
/* Define if you have the xxhash library. */
#undef HAVE_LIBXXHASH
/* Define to 1 if you have the <linux/elf.h> header file. */
#undef HAVE_LINUX_ELF_H

514
gdbsupport/configure vendored
View File

@ -631,6 +631,9 @@ HAVE_PIPE_OR_PIPE2_FALSE
HAVE_PIPE_OR_PIPE2_TRUE
SELFTEST_FALSE
SELFTEST_TRUE
LTLIBXXHASH
LIBXXHASH
HAVE_LIBXXHASH
LTLIBIPT
LIBIPT
HAVE_LIBIPT
@ -776,6 +779,9 @@ with_gnu_ld
enable_rpath
with_libipt_prefix
with_libipt_type
with_xxhash
with_libxxhash_prefix
with_libxxhash_type
enable_unit_tests
enable_werror
enable_build_warnings
@ -1442,6 +1448,10 @@ Optional Packages:
--with-libipt-prefix[=DIR] search for libipt in DIR/include and DIR/lib
--without-libipt-prefix don't search for libipt in includedir and libdir
--with-libipt-type=TYPE type of library to search for (auto/static/shared)
--with-xxhash use libxxhash for hashing (faster) (auto/yes/no)
--with-libxxhash-prefix[=DIR] search for libxxhash in DIR/include and DIR/lib
--without-libxxhash-prefix don't search for libxxhash in includedir and libdir
--with-libxxhash-type=TYPE type of library to search for (auto/static/shared)
Some influential environment variables:
CC C compiler command
@ -9963,6 +9973,510 @@ $as_echo "$bfd_cv_have_sys_procfs_type_elf_fpregset_t" >&6; }
fi
# Check for xxhash
# Check whether --with-xxhash was given.
if test "${with_xxhash+set}" = set; then :
withval=$with_xxhash;
else
with_xxhash=auto
fi
if test "x$with_xxhash" != "xno"; then
use_additional=yes
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval additional_includedir=\"$includedir\"
eval additional_libdir=\"$libdir\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
# Check whether --with-libxxhash-prefix was given.
if test "${with_libxxhash_prefix+set}" = set; then :
withval=$with_libxxhash_prefix;
if test "X$withval" = "Xno"; then
use_additional=no
else
if test "X$withval" = "X"; then
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval additional_includedir=\"$includedir\"
eval additional_libdir=\"$libdir\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
else
additional_includedir="$withval/include"
additional_libdir="$withval/lib"
fi
fi
fi
# Check whether --with-libxxhash-type was given.
if test "${with_libxxhash_type+set}" = set; then :
withval=$with_libxxhash_type; with_libxxhash_type=$withval
else
with_libxxhash_type=auto
fi
lib_type=`eval echo \$with_libxxhash_type`
LIBXXHASH=
LTLIBXXHASH=
INCXXHASH=
rpathdirs=
ltrpathdirs=
names_already_handled=
names_next_round='xxhash '
while test -n "$names_next_round"; do
names_this_round="$names_next_round"
names_next_round=
for name in $names_this_round; do
already_handled=
for n in $names_already_handled; do
if test "$n" = "$name"; then
already_handled=yes
break
fi
done
if test -z "$already_handled"; then
names_already_handled="$names_already_handled $name"
uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'`
eval value=\"\$HAVE_LIB$uppername\"
if test -n "$value"; then
if test "$value" = yes; then
eval value=\"\$LIB$uppername\"
test -z "$value" || LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$value"
eval value=\"\$LTLIB$uppername\"
test -z "$value" || LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$value"
else
:
fi
else
found_dir=
found_la=
found_so=
found_a=
if test $use_additional = yes; then
if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext" && test x$lib_type != xstatic; then
found_dir="$additional_libdir"
found_so="$additional_libdir/lib$name.$shlibext"
if test -f "$additional_libdir/lib$name.la"; then
found_la="$additional_libdir/lib$name.la"
fi
elif test x$lib_type != xshared; then
if test -f "$additional_libdir/lib$name.$libext"; then
found_dir="$additional_libdir"
found_a="$additional_libdir/lib$name.$libext"
if test -f "$additional_libdir/lib$name.la"; then
found_la="$additional_libdir/lib$name.la"
fi
fi
fi
fi
if test "X$found_dir" = "X"; then
for x in $LDFLAGS $LTLIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
case "$x" in
-L*)
dir=`echo "X$x" | sed -e 's/^X-L//'`
if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext" && test x$lib_type != xstatic; then
found_dir="$dir"
found_so="$dir/lib$name.$shlibext"
if test -f "$dir/lib$name.la"; then
found_la="$dir/lib$name.la"
fi
elif test x$lib_type != xshared; then
if test -f "$dir/lib$name.$libext"; then
found_dir="$dir"
found_a="$dir/lib$name.$libext"
if test -f "$dir/lib$name.la"; then
found_la="$dir/lib$name.la"
fi
fi
fi
;;
esac
if test "X$found_dir" != "X"; then
break
fi
done
fi
if test "X$found_dir" != "X"; then
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$found_dir -l$name"
if test "X$found_so" != "X"; then
if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
haveit=
for x in $ltrpathdirs; do
if test "X$x" = "X$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
ltrpathdirs="$ltrpathdirs $found_dir"
fi
if test "$hardcode_direct" = yes; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
haveit=
for x in $rpathdirs; do
if test "X$x" = "X$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
rpathdirs="$rpathdirs $found_dir"
fi
else
haveit=
for x in $LDFLAGS $LIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$found_dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir"
fi
if test "$hardcode_minus_L" != no; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name"
fi
fi
fi
fi
else
if test "X$found_a" != "X"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_a"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir -l$name"
fi
fi
additional_includedir=
case "$found_dir" in
*/lib | */lib/)
basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'`
additional_includedir="$basedir/include"
;;
esac
if test "X$additional_includedir" != "X"; then
if test "X$additional_includedir" != "X/usr/include"; then
haveit=
if test "X$additional_includedir" = "X/usr/local/include"; then
if test -n "$GCC"; then
case $host_os in
linux*) haveit=yes;;
esac
fi
fi
if test -z "$haveit"; then
for x in $CPPFLAGS $INCXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-I$additional_includedir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_includedir"; then
INCXXHASH="${INCXXHASH}${INCXXHASH:+ }-I$additional_includedir"
fi
fi
fi
fi
fi
if test -n "$found_la"; then
save_libdir="$libdir"
case "$found_la" in
*/* | *\\*) . "$found_la" ;;
*) . "./$found_la" ;;
esac
libdir="$save_libdir"
for dep in $dependency_libs; do
case "$dep" in
-L*)
additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'`
if test "X$additional_libdir" != "X/usr/lib"; then
haveit=
if test "X$additional_libdir" = "X/usr/local/lib"; then
if test -n "$GCC"; then
case $host_os in
linux*) haveit=yes;;
esac
fi
fi
if test -z "$haveit"; then
haveit=
for x in $LDFLAGS $LIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$additional_libdir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_libdir"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$additional_libdir"
fi
fi
haveit=
for x in $LDFLAGS $LTLIBXXHASH; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X-L$additional_libdir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
if test -d "$additional_libdir"; then
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$additional_libdir"
fi
fi
fi
fi
;;
-R*)
dir=`echo "X$dep" | sed -e 's/^X-R//'`
if test "$enable_rpath" != no; then
haveit=
for x in $rpathdirs; do
if test "X$x" = "X$dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
rpathdirs="$rpathdirs $dir"
fi
haveit=
for x in $ltrpathdirs; do
if test "X$x" = "X$dir"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
ltrpathdirs="$ltrpathdirs $dir"
fi
fi
;;
-l*)
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'`
;;
*.la)
names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'`
;;
*)
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$dep"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$dep"
;;
esac
done
fi
else
if test "x$lib_type" = "xauto" || test "x$lib_type" = "xshared"; then
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l$name"
else
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l:lib$name.$libext"
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l:lib$name.$libext"
fi
fi
fi
fi
done
done
if test "X$rpathdirs" != "X"; then
if test -n "$hardcode_libdir_separator"; then
alldirs=
for found_dir in $rpathdirs; do
alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir"
done
acl_save_libdir="$libdir"
libdir="$alldirs"
eval flag=\"$hardcode_libdir_flag_spec\"
libdir="$acl_save_libdir"
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag"
else
for found_dir in $rpathdirs; do
acl_save_libdir="$libdir"
libdir="$found_dir"
eval flag=\"$hardcode_libdir_flag_spec\"
libdir="$acl_save_libdir"
LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag"
done
fi
fi
if test "X$ltrpathdirs" != "X"; then
for found_dir in $ltrpathdirs; do
LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-R$found_dir"
done
fi
ac_save_CPPFLAGS="$CPPFLAGS"
for element in $INCXXHASH; do
haveit=
for x in $CPPFLAGS; do
acl_save_prefix="$prefix"
prefix="$acl_final_prefix"
acl_save_exec_prefix="$exec_prefix"
exec_prefix="$acl_final_exec_prefix"
eval x=\"$x\"
exec_prefix="$acl_save_exec_prefix"
prefix="$acl_save_prefix"
if test "X$x" = "X$element"; then
haveit=yes
break
fi
done
if test -z "$haveit"; then
CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element"
fi
done
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxxhash" >&5
$as_echo_n "checking for libxxhash... " >&6; }
if ${ac_cv_libxxhash+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_save_LIBS="$LIBS"
LIBS="$LIBS $LIBXXHASH"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <xxhash.h>
int
main ()
{
XXH32("foo", 3, 0);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_libxxhash=yes
else
ac_cv_libxxhash=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS="$ac_save_LIBS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxxhash" >&5
$as_echo "$ac_cv_libxxhash" >&6; }
if test "$ac_cv_libxxhash" = yes; then
HAVE_LIBXXHASH=yes
$as_echo "#define HAVE_LIBXXHASH 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libxxhash" >&5
$as_echo_n "checking how to link with libxxhash... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBXXHASH" >&5
$as_echo "$LIBXXHASH" >&6; }
else
HAVE_LIBXXHASH=no
CPPFLAGS="$ac_save_CPPFLAGS"
LIBXXHASH=
LTLIBXXHASH=
fi
if test "$HAVE_LIBXXHASH" != yes; then
if test "$with_xxhash" = yes; then
as_fn_error $? "xxhash is missing or unusable" "$LINENO" 5
fi
fi
if test "x$with_xxhash" = "xauto"; then
with_xxhash="$HAVE_LIBXXHASH"
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use xxhash" >&5
$as_echo_n "checking whether to use xxhash... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_xxhash" >&5
$as_echo "$with_xxhash" >&6; }
# Check whether we will enable the inclusion of unit tests when
# compiling GDB.