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configure.in: add -L options

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* configure.in (LDFLAGS): add -L options for library directories
  corresponding to default include directories, as gcc does not
  prepend duplicate directories.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49567 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-02-11 06:50:24 +00:00
parent 0b71264edb
commit 5e868b2bca
1 changed files with 7 additions and 12 deletions
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19
configure.in
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@ -1007,18 +1007,13 @@ AS_CASE(["$target_os"],
AC_DEFINE(BROKEN_SETREUID, 1)
AC_DEFINE(BROKEN_SETREGID, 1)
fi
AC_CACHE_CHECK([if $CC includes /usr/local/include by default], [rb_cv_isystem_usr_include], [
AS_CASE([" $CC "], [*' -isystem /usr/local/include '*], [rb_cv_isystem_usr_include=unknown], [
rb_cv_isystem_usr_include=no
if $CC -E -v -xc - < /dev/null 2>&1 | grep -A1 '^@%:@include <' | grep -q /usr/local/include; then
$CC -print-search-dirs | grep -q '^libraries:.*:/usr/local/lib/*' ||
rb_cv_isystem_usr_include=yes
fi
])
])
AS_CASE(["$rb_cv_isystem_usr_include: $CPPFLAGS $LDFLAGS "],
[no:* | *" -I/usr/local/include "* | *" -L/usr/local/lib "*], [],
[CPPFLAGS="$CPPFLAGS -iquote /usr/include -iquote /usr/local/include"])
incs=`$CC -v -E -xc - < /dev/null 2>&1 | sed -n '1,/^@%:@include </d;s/^ *//;s|/include$|/lib|p'`
for d in `$CC -print-search-dirs | sed -e '/^libraries: */!d;s///' | tr : '\012' | fgrep -v /../ | sed -n 's|^\(/.*/lib\)/$|\1|p'`; do
incs=`echo "$incs" | fgrep -v "$d"`
done
for d in $incs; do
test -d "$d" && LDFLAGS="${LDFLAGS:+$LDFLAGS }-L$d"
done
ac_cv_type_getgroups=gid_t # getgroups() on Rosetta fills garbage
ac_cv_lib_crypt_crypt=no
ac_cv_func_fdatasync=no # Mac OS X wrongly reports it has fdatasync()