15 lines
419 B
Plaintext
15 lines
419 B
Plaintext
dnl Declare a dependency of one feature on another. If the depending
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dnl feature is disabled, the former must be disabled as well. If the
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dnl former was explicitly enabled, abort with an error message.
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dnl
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dnl Parameters: varname1, varname2 (=dependency), errmsg
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AC_DEFUN([MPD_DEPENDS], [
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if test x$$2 = xno; then
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if test x$$1 = xauto; then
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$1=no
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elif test x$$1 = xyes; then
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AC_MSG_ERROR([$3])
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fi
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fi
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])
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