X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=config_subdir.m4;h=45a1c6c4fb14f03439d336f29bb03a8ba240fa37;hb=da7328010165be6e0188100e79b9dab5c362e13b;hp=f32bc89e0cd4858d4bf10e6dbf113c2fa96a81ae;hpb=8c0c259ed64a7a182c82edfca9809cfe33cb96ce;p=openocd.git

diff --git a/config_subdir.m4 b/config_subdir.m4
index f32bc89e0c..45a1c6c4fb 100644
--- a/config_subdir.m4
+++ b/config_subdir.m4
@@ -1,17 +1,3 @@
-dnl
-dnl If needed, define the m4_ifblank and m4_ifnblank macros from autoconf 2.64
-dnl This allows us to run with earlier Autoconfs as well.
-ifdef([m4_ifblank],[],[
-m4_define([m4_ifblank],
-[m4_if(m4_translit([[$1]],  [ ][	][
-]), [], [$2], [$3])])])
-dnl
-ifdef([m4_ifnblank],[],[
-m4_define([m4_ifnblank],
-[m4_if(m4_translit([[$1]],  [ ][	][
-]), [], [$3], [$2])])])
-dnl
-
 dnl AC_CONFIG_SUBDIRS does not allow configure options to be passed
 dnl to subdirs, this function allows that by creating a configure.gnu
 dnl script that prepends configure options and then calls the real
@@ -21,7 +7,6 @@ AC_DEFUN([AX_CONFIG_SUBDIR_OPTION],
 AC_CONFIG_SUBDIRS([$1])
 
 m4_ifblank([$2], [rm -f $srcdir/$1/configure.gnu],
-[printf "#!/bin/sh
-"\$"SHELL "../$srcdir/$1/configure" $2 "\$"@" > "$srcdir/$1/configure.gnu"
+[echo -e '#!/bin/sh\nexec "`dirname "'\$'0"`/configure" $2 "'\$'@"' > "$srcdir/$1/configure.gnu"
 ])
 ])