| 1 |
greg |
1.1 |
#ifndef lint |
| 2 |
greg |
2.4 |
static const char RCSid[] = "$Id$"; |
| 3 |
greg |
1.1 |
#endif |
| 4 |
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/* |
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* Return system page size for non-BSD machine. |
| 6 |
greg |
2.4 |
*/ |
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| 8 |
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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| 14 |
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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); |
| 20 |
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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 */ |
| 25 |
greg |
1.1 |
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| 26 |
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#include <machine/param.h> |
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int |
| 28 |
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getpagesize() |
| 29 |
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{ |
| 30 |
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return(NBPG_PA83); /* This is supposed to be ok for PA-RISC 1.0, but |
| 31 |
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I don't know about 1.1 (i.e. Snakes) */ |
| 32 |
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} |
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| 34 |
greg |
2.3 |
#else |
| 35 |
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#if defined(sparc) |
| 36 |
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| 37 |
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#include <unistd.h> |
| 38 |
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int getpagesize() |
| 39 |
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{ |
| 40 |
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return (int)sysconf(_SC_PAGESIZE); |
| 41 |
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} |
| 42 |
greg |
1.1 |
#else /* Unknown version of UNIX */ |
| 43 |
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#ifndef PAGESIZE |
| 44 |
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#define PAGESIZE 8192 /* Guess on the high side */ |
| 45 |
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#endif |
| 46 |
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int |
| 47 |
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getpagesize() |
| 48 |
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{ |
| 49 |
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return(PAGESIZE); |
| 50 |
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} |
| 51 |
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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 */ |
