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Diffstat (limited to 'config_subdir.m4')
-rw-r--r-- | config_subdir.m4 | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/config_subdir.m4 b/config_subdir.m4 new file mode 100644 index 0000000..f32bc89 --- /dev/null +++ b/config_subdir.m4 @@ -0,0 +1,27 @@ +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 +dnl configure script +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" +]) +]) |