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* lib/autoconf/libs.m4 (AC_PATH_XTRA): Do the check for space after

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-R regardless of host.  Patrick Welche reports that a space after -R
is also required for NetBSD 3.99.
This commit is contained in:
Paul Eggert 2006-07-17 17:34:05 +00:00
parent ad613a172c
commit f731b21996
2 changed files with 19 additions and 22 deletions
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9
ChangeLog
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@ -1,7 +1,14 @@
2006-07-17 Paul Eggert <eggert@cs.ucla.edu>
* README: Recommend M4 1.4.5.
* lib/autoconf/libs.m4 (AC_PATH_XTRA): Do the check for space after
-R regardless of host. Patrick Welche reports that a space after -R
is also required for NetBSD 3.99.
* NEWS: Recommend M4 1.4.5.
* README: Likewise.
* doc/autoconf.texi (Introduction, Why GNU M4): Likewise.
* tests/tools.at (autom4te cache): Update wording of diagnostic
to match M4 1.4.5.
2006-07-07 Paul Eggert <eggert@cs.ucla.edu>

32
lib/autoconf/libs.m4
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@ -395,29 +395,19 @@ else
# It would also be nice to do this for all -L options, not just this one.
if test -n "$x_libraries"; then
X_LIBS="$X_LIBS -L$x_libraries"
dnl FIXME: banish uname from this macro!
# For Solaris; some versions of Sun CC require a space after -R and
# others require no space. Words are not sufficient . . . .
case `(uname -sr) 2>/dev/null` in
"SunOS 5"*)
AC_MSG_CHECKING([whether -R must be followed by a space])
ac_xsave_LIBS=$LIBS; LIBS="$LIBS -R$x_libraries"
AC_LINK_IFELSE([AC_LANG_PROGRAM()], ac_R_nospace=yes, ac_R_nospace=no)
if test $ac_R_nospace = yes; then
AC_MSG_RESULT([no])
X_LIBS="$X_LIBS -R$x_libraries"
else
LIBS="$ac_xsave_LIBS -R $x_libraries"
AC_LINK_IFELSE([AC_LANG_PROGRAM()], ac_R_space=yes, ac_R_space=no)
if test $ac_R_space = yes; then
AC_MSG_RESULT([yes])
X_LIBS="$X_LIBS -R $x_libraries"
else
AC_MSG_RESULT([neither works])
fi
fi
LIBS=$ac_xsave_LIBS
esac
AC_MSG_CHECKING([whether -R must be followed by a space])
ac_xsave_LIBS=$LIBS; LIBS="$LIBS -R$x_libraries"
AC_LINK_IFELSE([AC_LANG_PROGRAM()],
[AC_MSG_RESULT([no])
X_LIBS="$X_LIBS -R$x_libraries"],
[LIBS="$ac_xsave_LIBS -R $x_libraries"
AC_LINK_IFELSE([AC_LANG_PROGRAM()],
[AC_MSG_RESULT([yes])
X_LIBS="$X_LIBS -R $x_libraries"],
[AC_MSG_RESULT([neither works])])])
LIBS=$ac_xsave_LIBS
fi
# Check for system-dependent libraries X programs must link with.