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Apparently it's OK for done to be NULL, which was not clear in the 

Solaris man page.  Anyway, since apparently this usage is accectable
I've updated the function to handle it.


git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@63 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
This commit is contained in:
behlendo 2008-04-01 17:00:06 +00:00
parent 6a585c61de
commit 0998fdd6db
1 changed files with 5 additions and 1 deletions
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6
include/sys/vmsystm.h
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@ -37,6 +37,8 @@ copyout(const void *from, void *to, size_t len)
static __inline__ int
copyinstr(const void *from, void *to, size_t len, size_t *done)
{
size_t rc;
if (len == 0)
return -ENAMETOOLONG;
@ -46,7 +48,9 @@ copyinstr(const void *from, void *to, size_t len, size_t *done)
/* XXX: Should return ENAMETOOLONG if 'strlen(from) > len' */
memset(to, 0, len);
*done = copyin(from, to, len - 1);
rc = copyin(from, to, len - 1);
if (done != NULL)
*done = rc;
return 0;
}