17 lines
502 B
Plaintext
17 lines
502 B
Plaintext
dnl
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dnl $Id: vararray.m4 14166 2004-08-26 12:35:42Z joda $
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dnl
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dnl Test for variable size arrays.
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dnl
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AC_DEFUN([rk_C_VARARRAY], [
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AC_CACHE_CHECK([if the compiler supports variable-length arrays],[rk_cv_c_vararray],[
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int x = 0; { int y[x]; }]])],
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[rk_cv_c_vararray=yes],
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[rk_cv_c_vararray=no])])
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if test "$rk_cv_c_vararray" = yes; then
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AC_DEFINE([HAVE_VARIABLE_LENGTH_ARRAY], [1],
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[Define if your compiler supports variable-length arrays.])
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fi
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])
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