multilib fixes for libjava

Tue Nov 7 09:57:00 GMT 2006

Jack Howarth writes:
 > I think a working set of patches for building multilib 
 > libjava on Darwin PPC with a G4. However I have one issue
 > that we need to solve. Currently...
 > 
 > if test x"$build" = x"$host"; then
 > AC_CHECK_FILES(/proc/self/exe, [
 > AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
 > else
 > case $host in
 > *-linux*)
 > AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
 > ;;
 > esac
 > fi
 > 
 > in configure.ac fails on a G4 with the error...
 > 
 > checking for /proc/self/exe... configure: error: cannot check for file existence when cross compiling
 > 
 > Mike Stump suggests we try...
 > 
 > if test x"$cross_compiling" = x"no"; then
 > AC_CHECK_FILES(/proc/self/exe, [
 > AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
 > else
 > case $host in
 > *-linux*)
 > AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
 > ;;
 > esac
 > fi
 > 
 > ...instead. Do you have any opinions on that?
I think that's the test that AC_CHECK_FILE is using, so that should be
fine.
Andrew.