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greg |
1.1 |
#ifndef lint |
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greg |
2.4 |
static const char RCSid[] = "$Id$"; |
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greg |
1.1 |
#endif |
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/* |
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* Return system page size for non-BSD machine. |
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greg |
2.4 |
*/ |
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greg |
2.5 |
#include "copyright.h" |
9 |
greg |
1.1 |
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10 |
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#ifndef BSD |
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12 |
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#if defined(_AUX_SOURCE) /* Apple's A/UX */ |
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#include <sys/var.h> |
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int |
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getpagesize() /* use var structure to get page size */ |
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{ |
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struct var v; |
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uvar(&v); |
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return(1 << v.v_pageshift); |
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} |
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23 |
greg |
2.2 |
#else |
24 |
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#if defined(hpux) /* Hewlett Packard's HPUX */ |
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greg |
1.1 |
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#include <machine/param.h> |
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int |
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getpagesize() |
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{ |
30 |
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return(NBPG_PA83); /* This is supposed to be ok for PA-RISC 1.0, but |
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I don't know about 1.1 (i.e. Snakes) */ |
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} |
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34 |
greg |
2.3 |
#else |
35 |
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#if defined(sparc) |
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37 |
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#include <unistd.h> |
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int getpagesize() |
39 |
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{ |
40 |
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return (int)sysconf(_SC_PAGESIZE); |
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} |
42 |
greg |
1.1 |
#else /* Unknown version of UNIX */ |
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#ifndef PAGESIZE |
44 |
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#define PAGESIZE 8192 /* Guess on the high side */ |
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#endif |
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int |
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getpagesize() |
48 |
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{ |
49 |
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return(PAGESIZE); |
50 |
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} |
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52 |
greg |
2.3 |
#endif |
53 |
greg |
2.2 |
#endif |
54 |
greg |
1.1 |
#endif |
55 |
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56 |
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#endif /* !BSD */ |