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|
From: Nathan Phillip Brink <binki@gentoo.org>
Subject: Fix up linking against libruby when using
LDFLAGS=-Wl,--as-needed. Also allow ruby to be a non-automagic
dependency.
--- a/configure.in Tue Mar 25 07:39:34 2014 +0000
+++ b/configure.in Tue Mar 25 07:55:14 2014 +0000
@@ -1168,31 +1168,28 @@
dnl
dnl Ruby support?
dnl
-AC_ARG_WITH(ruby,
-[ --with-ruby[=PATH_TO_RUBY_EXE] Compile with ruby support.],
-[
- rubyexe=$withval
-],
- rubyexe=yes
- for i in ruby ruby20 ruby19 ruby18 ruby2.0 ruby1.9.1 ruby1.9 ruby1.8; do
- $i -h 2>&1 >/dev/null && rubyexe=$i && break
- done
- if test "x$rubyexe" = "xyes"; then
- rubyexe=no
- fi
-)
+AC_ARG_WITH([ruby],
+ [AS_HELP_STRING([--with-ruby[=PATH_TO_RUBY_EXE]], [Compile with ruby support.])],
+ [], [with_ruby=maybe])
-if test "x$rubyexe" = "xno"; then
+with_ruby_errormsg="--with-ruby was specified but I could not locate ruby. Please try specifying --with-ruby=/path/to/ruby or --without-ruby."
+AC_MSG_CHECKING([whether to support Ruby])
+if test "x$with_ruby" = "xno" ; then
AC_MSG_CHECKING(whether to support Ruby)
AC_MSG_RESULT(no)
else
- AC_CHECK_PROG(RUBYPROG, $rubyexe, "yes", "no")
- AC_MSG_CHECKING(whether to support Ruby)
- if test $RUBYPROG != "yes" ; then
- AC_MSG_RESULT(no)
+ AC_MSG_RESULT(yes)
+ AS_IF([test "x$with_ruby" = "xyes" -o "x$with_ruby" = "xmaybe"],
+ [rubyexe=ruby],
+ [rubyexe="$with_ruby"])
+ dnl Support --with-ruby being passed a full path instead of just an executable name.
+ AS_IF([test -x "$rubyexe"],
+ [RUBYPROG=yes],
+ [AC_CHECK_PROG([RUBYPROG], [$rubyexe], [yes], [no])])
+ if test "x$RUBYPROG" = xno ; then
+ AS_IF([test "x$with_ruby" != "xmaybe"],
+ [AC_MSG_ERROR([$with_ruby_errormsg])])
else
- AC_MSG_RESULT(yes)
-
dnl ----
dnl Look first for Ruby 1.9
incdir=`$rubyexe -rrbconfig -e 'puts RbConfig::CONFIG[["rubyhdrdir"]]'`
@@ -1208,15 +1205,15 @@
rubylibs=`$rubyexe -rrbconfig -e 'puts RbConfig::CONFIG[["LIBRUBYARG"]]'`
extralibs=`$rubyexe -rrbconfig -e 'puts RbConfig::CONFIG[["LIBS"]]'`
- RUBYLDFLAGS="$rubylibs $extralibs"
+ RUBYLIBS="$rubylibs $extralibs"
RUBYDOTOH="ruby.o"
AC_MSG_CHECKING(whether embedded ruby works the way I expect)
have_embedded_ruby="no"
old_CFLAGS="$CFLAGS"
- old_LDFLAGS="$LDFLAGS"
+ old_LIBS="$LIBS"
CFLAGS="$CFLAGS $RUBYCFLAGS"
- LDFLAGS="$LDFLAGS $RUBYLDFLAGS"
+ LIBS="$LIBS $RUBYLIBS"
AC_TRY_LINK([
#include <ruby.h>
VALUE epic_echo (VALUE module, VALUE string)
@@ -1241,9 +1238,9 @@
AC_MSG_RESULT(no)
AC_MSG_CHECKING(whether ruby requires -pthread to link)
RUBYCFLAGS="$RUBYCFLAGS -pthread"
- RUBYLDFLAGS="$RUBYLDFLAGS -pthread"
- CFLAGS="$CFLAGS $RUBYCFLAGS"
- LDFLAGS="$LDFLAGS $RUBYLDFLAGS"
+ RUBYLIBS="$RUBYLIBS -pthread"
+ CFLAGS="$old_CFLAGS $RUBYCFLAGS"
+ LIBS="$old_LIBS $RUBYLIBS"
AC_TRY_LINK([
#include <ruby.h>
@@ -1268,17 +1265,19 @@
fi
CFLAGS="$old_CFLAGS"
- LDFLAGS="$old_LDFLAGS"
+ LIBS="$old_LIBS"
if test $have_embedded_ruby = "yes" ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_RUBY)
AC_DEFINE(RUBYCFLAGS)
- AC_DEFINE(RUBYLDFLAGS)
+ AC_DEFINE(RUBYLIBS)
else
+ AS_IF([test "x$with_ruby" != "xmaybe"],
+ [AC_MSG_ERROR([$with_ruby_errormsg])])
RUBYDOTOH=""
HAVE_RUBY=""
RUBYCFLAGS=""
- RUBYLDFLAGS=""
+ RUBYLIBS=""
AC_MSG_RESULT(no, sorry)
fi
fi
@@ -1376,7 +1375,7 @@
AC_SUBST(LDFLAGS)
AC_SUBST(RUBYDOTOH)
AC_SUBST(RUBYCFLAGS)
-AC_SUBST(RUBYLDFLAGS)
+AC_SUBST(RUBYLIBS)
AC_SUBST(TCLDOTOH)
AC_SUBST(TCLCFLAGS)
AC_SUBST(TCLLDFLAGS)
--- a/source/Makefile.in Tue Mar 25 07:39:34 2014 +0000
+++ b/source/Makefile.in Tue Mar 25 07:55:14 2014 +0000
@@ -38,7 +38,7 @@
epic5: $(OBJECTS)
sh info.c.sh
$(CC) $(CFLAGS) $(INCLUDES) -c info.c
- $(CC) $(CFLAGS) $(LDFLAGS) -o epic5 $(OBJECTS) info.o @PERLLDFLAGS@ @TCLLDFLAGS@ @RUBYLDFLAGS@ $(LIBS)
+ $(CC) $(CFLAGS) $(LDFLAGS) -o epic5 $(OBJECTS) info.o @PERLLDFLAGS@ @TCLLDFLAGS@ @RUBYLIBS@ $(LIBS)
$(RM) info.c info.o
clean::
$(RM) epic5 $(OBJECTS)
|
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