Remove support for Tru64 and OSF
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>pull/574/head
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bc0489413a
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57a00bdcbd
GPG Key ID:
2A75B7CA8ADED5CF
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/*
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* This is memory_tru64.cpp to retrieve memory information under Tru64/Alpha.
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*
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* Implemented by Tom Leitner, Tom@radar.tu-graz.ac.at
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*
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* WARNING: This module requires linking with -lmach
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*
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* This routine is based on m_decosf1.c from the "top" program written by:
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*
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* AUTHOR: Anthony Baxter, <anthony@aaii.oz.au>
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*
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <sys/mbuf.h>
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#include <net/route.h>
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#include <sys/table.h>
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extern "C" {
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#include <mach/mach_traps.h>
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}
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#include <mach/vm_statistics.h>
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#define pagetob(size) (MEMORY(1024L) * ((long) (size) << (long) pageshift))
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#define LOG1024 10
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extern "C" void vm_statistics(task_t, vm_statistics_data_t*);
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void KMemoryWidget::update()
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{
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int pageshift; /* log base 2 of the pagesize */
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int pagesize;
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vm_statistics_data_t vmstats;
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int swap_pages=0,swap_free=0,i;
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struct tbl_swapinfo swbuf;
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/* get the page size with "getpagesize" and calculate pageshift from it */
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pagesize = getpagesize();
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pageshift = 0;
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while (pagesize > 1) {
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pageshift++;
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pagesize >>= 1;
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}
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/* we only need the amount of log(2)1024 for our conversion */
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pageshift -= LOG1024;
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/* memory information */
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/* this is possibly bogus - we work out total # pages by */
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/* adding up the free, active, inactive, wired down, and */
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/* zero filled. Anyone who knows a better way, TELL ME! */
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/* Change: dont use zero filled. */
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(void) ::vm_statistics(::task_self(), &vmstats);
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/* thanks DEC for the table() command. No thanks at all for */
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/* omitting the man page for it from OSF/1 1.2, and failing */
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/* to document SWAPINFO in the 1.3 man page. Lets hear it for */
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/* include files. */
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i=0;
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while(table(TBL_SWAPINFO,i,&swbuf,1,sizeof(struct tbl_swapinfo))>0) {
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swap_pages += swbuf.size;
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swap_free += swbuf.free;
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i++;
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}
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Memory_Info[TOTAL_MEM] = pagetob((vmstats.free_count +
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vmstats.active_count +
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vmstats.inactive_count +
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vmstats.wire_count));
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Memory_Info[FREE_MEM] = pagetob(vmstats.free_count);
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Memory_Info[SHARED_MEM] = NO_MEMORY_INFO; /* FIXME ?? */
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Memory_Info[BUFFER_MEM] = NO_MEMORY_INFO; /* FIXME ?? */
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#ifdef __GNUC__
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#warning "FIXME: Memory_Info[CACHED_MEM]"
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#endif
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Memory_Info[CACHED_MEM] = NO_MEMORY_INFO; /* cached memory in ram */
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Memory_Info[SWAP_MEM] = pagetob(swap_pages);
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Memory_Info[FREESWAP_MEM] = pagetob(swap_free);
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}
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