A Whole New World (clang-format edition)
I can show you the code Pretty, with proper whitespace Tell me, coder, now when did You last write readable code? I can open your eyes Make you see your bad indent Force you to respect the style The core devs agreed upon A whole new world A new fantastic code format A de facto standard With some sugar Enforced with clang-format A whole new world A dazzling style we all dreamed of And when we read it through It's crystal clear That now we're in a whole new world of code
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@ -28,15 +28,13 @@
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/*************************************************************************/
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#include "safe_refcount.h"
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// Atomic functions, these are used for multithread safe reference counters!
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#ifdef NO_THREADS
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uint32_t atomic_conditional_increment(register uint32_t *pw) {
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uint32_t atomic_conditional_increment( register uint32_t * pw ) {
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if (*pw==0)
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if (*pw == 0)
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return 0;
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(*pw)++;
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@ -44,20 +42,18 @@ uint32_t atomic_conditional_increment( register uint32_t * pw ) {
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return *pw;
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}
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uint32_t atomic_increment( register uint32_t * pw ) {
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uint32_t atomic_increment(register uint32_t *pw) {
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(*pw)++;
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return *pw;
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}
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uint32_t atomic_decrement( register uint32_t * pw ) {
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uint32_t atomic_decrement(register uint32_t *pw) {
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(*pw)--;
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return *pw;
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}
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#else
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@ -66,54 +62,52 @@ uint32_t atomic_decrement( register uint32_t * pw ) {
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// don't pollute my namespace!
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#include <windows.h>
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uint32_t atomic_conditional_increment( register uint32_t * pw ) {
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uint32_t atomic_conditional_increment(register uint32_t *pw) {
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/* try to increment until it actually works */
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// taken from boost
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while (true) {
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uint32_t tmp = static_cast< uint32_t const volatile& >( *pw );
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if( tmp == 0 )
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return 0; // if zero, can't add to it anymore
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if( InterlockedCompareExchange( (LONG volatile*)pw, tmp + 1, tmp ) == tmp )
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return tmp+1;
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uint32_t tmp = static_cast<uint32_t const volatile &>(*pw);
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if (tmp == 0)
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return 0; // if zero, can't add to it anymore
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if (InterlockedCompareExchange((LONG volatile *)pw, tmp + 1, tmp) == tmp)
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return tmp + 1;
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}
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}
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uint32_t atomic_decrement( register uint32_t * pw ) {
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return InterlockedDecrement( (LONG volatile*)pw );
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uint32_t atomic_decrement(register uint32_t *pw) {
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return InterlockedDecrement((LONG volatile *)pw);
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}
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uint32_t atomic_increment( register uint32_t * pw ) {
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return InterlockedIncrement( (LONG volatile*)pw );
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uint32_t atomic_increment(register uint32_t *pw) {
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return InterlockedIncrement((LONG volatile *)pw);
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}
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#elif defined(__GNUC__)
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uint32_t atomic_conditional_increment( register uint32_t * pw ) {
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uint32_t atomic_conditional_increment(register uint32_t *pw) {
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while (true) {
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uint32_t tmp = static_cast< uint32_t const volatile& >( *pw );
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if( tmp == 0 )
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return 0; // if zero, can't add to it anymore
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if( __sync_val_compare_and_swap( pw, tmp, tmp + 1 ) == tmp )
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return tmp+1;
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uint32_t tmp = static_cast<uint32_t const volatile &>(*pw);
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if (tmp == 0)
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return 0; // if zero, can't add to it anymore
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if (__sync_val_compare_and_swap(pw, tmp, tmp + 1) == tmp)
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return tmp + 1;
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}
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}
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uint32_t atomic_decrement( register uint32_t * pw ) {
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return __sync_sub_and_fetch(pw,1);
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uint32_t atomic_decrement(register uint32_t *pw) {
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return __sync_sub_and_fetch(pw, 1);
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}
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uint32_t atomic_increment( register uint32_t * pw ) {
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return __sync_add_and_fetch(pw,1);
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uint32_t atomic_increment(register uint32_t *pw) {
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return __sync_add_and_fetch(pw, 1);
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}
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#else
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//no threads supported?
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//no threads supported?
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#error Must provide atomic functions for this platform or compiler!
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#endif
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