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require 'formula'
class Libnfc < Formula
homepage 'http://www.libnfc.org/'
url 'http://libnfc.googlecode.com/files/libnfc-1.7.0-rc1.tar.gz'
sha1 'b8660604c950c50c12d68025672bf553e50f111d'
option 'with-pn532_uart', 'Enable PN532 UART support'
depends_on 'pkg-config' => :build
depends_on 'libusb-compat'
# Fixes the lack of MIN macro in sys/param.h on OS X which causes the formula not to compile
# Reported upstream:
# https://groups.google.com/forum/?fromgroups=#!topic/libnfc-devel/K0cwIdPuqJg
def patches
DATA
end
def install
args = %W[
--disable-debug
--disable-dependency-tracking
--prefix=#{prefix}
]
if build.include? 'with-pn532_uart'
args << "--enable-serial-autoprobe"
args << "--with-drivers=pn532_uart"
end
system "./configure", *args
system "make install"
end
end
__END__
diff --git a/libnfc/nfc-internal.h b/libnfc/nfc-internal.h
index ec9e2fc..41797b2 100644
--- a/libnfc/nfc-internal.h
+++ b/libnfc/nfc-internal.h
@@ -33,6 +33,15 @@
#include "log.h"
+// Patch to compile on OS X
+// Tested on OS X Mountain Lion
+#ifndef MAX
+#define MAX(a,b) (((a) > (b)) ? (a) : (b))
+#endif
+#ifndef MIN
+#define MIN(a,b) (((a) < (b)) ? (a) : (b))
+#endif
+
/**
* @macro HAL
* @brief Execute corresponding driver function if exists.
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