diogo/yap-6.3
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some extra bug fixes for trail overflows: some cannot be recovered that easily,

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some can.


git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1219 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
vsc
2004-12-28 22:20:37 +00:00
parent 7f6c6af7d5
commit ef6bbb1273
20 changed files with 167 additions and 85 deletions
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4
C/sysbits.c
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@@ -883,7 +883,7 @@ HandleSIGSEGV(int sig, siginfo_t *sip, ucontext_t *uap)
sip->si_code == SEGV_MAPERR &&
(void *)(sip->si_addr) > (void *)(Yap_HeapBase) &&
(void *)(sip->si_addr) < (void *)(Yap_TrailTop+64 * 1024L)) {
Yap_growtrail(64 * 1024L);
Yap_growtrail(64 * 1024L, TRUE);
} else
#endif
{
@@ -1034,7 +1034,7 @@ SearchForTrailFault(void)
while ((CELL)TR > (CELL)Yap_TrailTop+trsize) {
trsize += 64*2014L;
}
if (!Yap_growtrail(trsize)) {
if (!Yap_growtrail(trsize, TRUE)) {
Yap_Error(OUT_OF_TRAIL_ERROR, TermNil, "YAP failed to reserve %ld bytes in growtrail", 64*1024L);
}
/* just in case, make sure the OS keeps the signal handler. */