32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
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Partial patch by upstream to fix compilation on platforms without
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posix_madvise.
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http://vcs.pcre.org/viewvc/code/trunk/sljit/sljitUtils.c?r1=952&r2=987&pathrev=987O
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--- code/trunk/sljit/sljitUtils.c 2012/03/16 12:59:30 952
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+++ code/trunk/sljit/sljitUtils.c 2012/07/07 04:11:29 987
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@@ -106,7 +106,7 @@
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#else /* _WIN32 */
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-#include "pthread.h"
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+#include <pthread.h>
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#if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
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@@ -262,8 +262,14 @@
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}
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aligned_new_limit = (new_limit + sljit_page_align) & ~sljit_page_align;
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aligned_old_limit = (stack->limit + sljit_page_align) & ~sljit_page_align;
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+ /* If madvise is available, we release the unnecessary space. */
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+#if defined(POSIX_MADV_DONTNEED)
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if (aligned_new_limit < aligned_old_limit)
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posix_madvise((void*)aligned_new_limit, aligned_old_limit - aligned_new_limit, POSIX_MADV_DONTNEED);
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+#elif defined(MADV_DONTNEED)
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+ if (aligned_new_limit < aligned_old_limit)
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+ madvise((void*)aligned_new_limit, aligned_old_limit - aligned_new_limit, MADV_DONTNEED);
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+#endif
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stack->limit = new_limit;
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return 0;
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#endif
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