43 lines
1.3 KiB
Diff
43 lines
1.3 KiB
Diff
From: Zephaniah E. Hull <warp@aehallh.com>
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Date: Mon, 15 May 2006 22:47:23 +0000 (+0000)
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Subject: Hopefully fix the bitops stuff to actually _work_.
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X-Git-Tag: xf86-video-impact-0_2_0
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X-Git-Url: http://gitweb.freedesktop.org/?p=xorg/driver/xf86-input-evdev.git;a=commitdiff;h=1b03250797daa0ac98323a9f43e895dd0b5c7761
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Hopefully fix the bitops stuff to actually _work_.
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---
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,3 +1,8 @@
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+2006-05-15 Zephaniah E. Hull,,, <warp@aehallh.com>
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+
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+ * src/evdev.h:
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+ Hopefully fix the bitops stuff to actually _work_.
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+
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2006-05-14 Zephaniah E. Hull <warp@aehallh.com>
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* man/evdev.man:
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--- a/src/evdev.h
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+++ b/src/evdev.h
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@@ -73,15 +73,15 @@
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#include <xf86Xinput.h>
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#ifndef BITS_PER_LONG
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-#define BITS_PER_LONG (sizeof(long) * 8)
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+#define BITS_PER_LONG (sizeof(unsigned long) * 8)
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#endif
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#define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)
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-#define LONG(x) ((x) >> (sizeof(unsigned long) + 1))
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-#define MASK(x) (1 << ((x) & (sizeof (unsigned long) * 8 - 1)))
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+#define LONG(x) ((x)/BITS_PER_LONG)
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+#define MASK(x) (1UL << ((x) & (BITS_PER_LONG - 1)))
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#ifndef test_bit
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-#define test_bit(bit, array) (array[LONG(bit)] & MASK(bit))
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+#define test_bit(bit, array) (!!(array[LONG(bit)] & MASK(bit)))
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#endif
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#ifndef set_bit
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#define set_bit(bit, array) (array[LONG(bit)] |= MASK(bit))
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