diff options
Diffstat (limited to 'm4/as-ac-expand.m4')
| -rw-r--r-- | m4/as-ac-expand.m4 | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/m4/as-ac-expand.m4 b/m4/as-ac-expand.m4 index 44e12af..d6c9e33 100644 --- a/m4/as-ac-expand.m4 +++ b/m4/as-ac-expand.m4 @@ -1,7 +1,11 @@ +dnl as-ac-expand.m4 0.2.0 +dnl autostars m4 macro for expanding directories using configure's prefix +dnl thomas@apestaart.org + dnl AS_AC_EXPAND(VAR, CONFIGURE_VAR) dnl example dnl AS_AC_EXPAND(SYSCONFDIR, $sysconfdir) -dnl will set SYSCONFDIR to /usr/local/etc +dnl will set SYSCONFDIR to /usr/local/etc if prefix=/usr/local AC_DEFUN([AS_AC_EXPAND], [ @@ -10,10 +14,13 @@ AC_DEFUN([AS_AC_EXPAND], dnl first expand prefix and exec_prefix if necessary prefix_save=$prefix + exec_prefix_save=$exec_prefix + + dnl if no prefix given, then use /usr/local, the default prefix if test "x$prefix" = "xNONE"; then - prefix=/usr/local + prefix="$ac_default_prefix" fi - exec_prefix_save=$exec_prefix + dnl if no exec_prefix given, then use prefix if test "x$exec_prefix" = "xNONE"; then exec_prefix=$prefix fi @@ -22,13 +29,15 @@ AC_DEFUN([AS_AC_EXPAND], dnl loop until it doesn't change anymore while true; do new_full_var="`eval echo $full_var`" - if test "x$new_full_var"="x$full_var"; then break; fi + if test "x$new_full_var" = "x$full_var"; then break; fi full_var=$new_full_var done dnl clean up full_var=$new_full_var AC_SUBST([$1], "$full_var") + + dnl restore prefix and exec_prefix prefix=$prefix_save exec_prefix=$exec_prefix_save ]) |