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28 lines
581 B
Text
28 lines
581 B
Text
dnl Check for ALSA driver package.
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AC_DEFUN(ALSA_CHECK_DRIVER, [
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myprefix=$prefix
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if test "$myprefix" = "NONE"; then
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myprefix=$ac_default_prefix
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fi
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OLD_CFLAGS="$CFLAGS"
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CFLAGS="-I$myprefix/include"
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AC_MSG_CHECKING(for alsa-driver package)
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AC_TRY_COMPILE([
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#include <linux/asound.h>
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],[
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void main(void)
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{
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#if !defined( SND_PROTOCOL_VERSION ) || !defined( SND_PROTOCOL_UNCOMPATIBLE )
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#error not found
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#else
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exit(0);
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#endif
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}
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],
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AC_MSG_RESULT(present),
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[AC_MSG_RESULT(not found);
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AC_MSG_ERROR([Install alsa-driver v0.2.0pre6+ package first...])]
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)
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CFLAGS="$OLD_CFLAGS"
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])
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