27 lines
811 B
Plaintext
27 lines
811 B
Plaintext
dnl
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dnl If needed, define the m4_ifblank and m4_ifnblank macros from autoconf 2.64
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dnl This allows us to run with earlier Autoconfs as well.
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ifdef([m4_ifblank],[],[
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m4_define([m4_ifblank],
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[m4_if(m4_translit([[$1]], [ ][ ][
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]), [], [$2], [$3])])])
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dnl
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ifdef([m4_ifnblank],[],[
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m4_define([m4_ifnblank],
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[m4_if(m4_translit([[$1]], [ ][ ][
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]), [], [$3], [$2])])])
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dnl
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dnl AC_CONFIG_SUBDIRS does not allow configure options to be passed
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dnl to subdirs, this function allows that by creating a configure.gnu
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dnl script that prepends configure options and then calls the real
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dnl configure script
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AC_DEFUN([AX_CONFIG_SUBDIR_OPTION],
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[
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AC_CONFIG_SUBDIRS([$1])
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m4_ifblank([$2], [rm -f $srcdir/$1/configure.gnu],
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[echo -e '#!/bin/sh\nexec "`dirname "'\$'0"`/configure" $2 "'\$'@"' > "$srcdir/$1/configure.gnu"
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])
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])
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