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libprocps-ng: sysinfo.c: truncate the vmstat figure to 32 bits

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A patch from Debian.

Bug-Debian: http://bugs.debian.org/620557
Backported-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
David Fries 2011-04-02 12:59:17 -05:00 committed by Craig Small
parent 426941f8a3
commit 3cea313cf3
1 changed files with 12 additions and 0 deletions
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12
proc/sysinfo.c
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@ -778,6 +778,10 @@ void vminfo(void){
};
const int vm_table_count = sizeof(vm_table)/sizeof(vm_table_struct);
#if __SIZEOF_LONG__ == 4
unsigned long long slotll;
#endif
vm_pgalloc = 0;
vm_pgrefill = 0;
vm_pgscan = 0;
@ -800,7 +804,15 @@ void vminfo(void){
);
head = tail+1;
if(!found) goto nextline;
#if __SIZEOF_LONG__ == 4
// A 32 bit kernel would have already truncated the value, a 64 bit kernel
// doesn't need to. Truncate here to let 32 bit programs to continue to get
// truncated values. It's that or change the API for a larger data type.
slotll = strtoull(head,&tail,10);
*(found->slot) = (unsigned long)slotll;
#else
*(found->slot) = strtoul(head,&tail,10);
#endif
nextline:
//if(found) fprintf(stderr,"%s=%d\n",found->name,*(found->slot));