39 lines
945 B
C
39 lines
945 B
C
#ifndef PROCPS_PROC_PROCPS_H
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#define PROCPS_PROC_PROCPS_H
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#ifdef __cplusplus
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#define EXTERN_C_BEGIN extern "C" {
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#define EXTERN_C_END }
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#else
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#define EXTERN_C_BEGIN
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#define EXTERN_C_END
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#endif
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#if !defined(restrict) && __STDC_VERSION__ < 199901
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#if __GNUC__ > 2 || __GNUC_MINOR__ >= 91 // maybe 92 or 95 ?
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#define restrict __restrict__
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#else
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#warning No restrict keyword?
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#define restrict
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#endif
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#endif
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// since gcc-2.5
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#define NORETURN __attribute__((__noreturn__))
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#if __GNUC__ > 2 || __GNUC_MINOR__ >= 96
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// won't alias anything, and aligned enough for anything
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#define MALLOC __attribute__ ((__malloc__))
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// tell gcc what to expect: if(unlikely(err)) die(err);
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#define likely(x) __builtin_expect(!!(x),1)
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#define unlikely(x) __builtin_expect(!!(x),0)
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#define expected(x,y) __builtin_expect((x),(y))
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#else
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#define MALLOC
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#define likely(x) (x)
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#define unlikely(x) (x)
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#define expected(x,y) (x)
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#endif
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#endif
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