diogo/yap-6.3
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check for overflows while building large constants (atom_chars and

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friends).


git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@648 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
vsc 2002-10-22 04:00:11 +00:00
parent 5fd92de03b
commit 593162243d
1 changed files with 21 additions and 0 deletions
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21
C/stdpreds.c
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@ -519,6 +519,9 @@ p_name(void)
Error(DOMAIN_ERROR_NOT_LESS_THAN_ZERO,Head,"name/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = i;
t = TailOfTerm(t);
}
@ -588,6 +591,9 @@ p_atom_chars(void)
Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"atom_chars/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = i;
t = TailOfTerm(t);
if (IsVarTerm(t)) {
@ -617,6 +623,9 @@ p_atom_chars(void)
Error(TYPE_ERROR_CHARACTER,Head,"atom_chars/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = is[0];
t = TailOfTerm(t);
if (IsVarTerm(t)) {
@ -739,6 +748,9 @@ p_atom_codes(void)
Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"atom_codes/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = i;
t = TailOfTerm(t);
if (IsVarTerm(t)) {
@ -926,6 +938,9 @@ p_number_chars(void)
Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"number_chars/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = i;
t = TailOfTerm(t);
if (IsVarTerm(t)) {
@ -955,6 +970,9 @@ p_number_chars(void)
Error(TYPE_ERROR_CHARACTER,Head,"number_chars/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = is[0];
t = TailOfTerm(t);
if (IsVarTerm(t)) {
@ -1098,6 +1116,9 @@ p_number_codes(void)
Error(REPRESENTATION_ERROR_CHARACTER_CODE,Head,"number_codes/2");
return(FALSE);
}
if (Unsigned(TrailTop) - Unsigned(s) < MinTrailGap) {
growtrail(sizeof(CELL) * 16 * 1024L);
}
*s++ = i;
t = TailOfTerm(t);
if (IsVarTerm(t)) {