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implement newOrNil, changes to stdlib

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- newOrNil works like new, but sets the variable to nil
  if the heap allocation failed
- change stdlib to use newOrNil in openfile and openvolumeid
- changes to programs that use openvolumeid
This commit is contained in:
slederer 2025-08-31 23:30:40 +02:00
parent 165517a9c8
commit 14d6de059d
10 changed files with 68 additions and 48 deletions
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2
progs/xfer.pas
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@ -398,7 +398,7 @@ begin
writeln('Volume ', DefaultVolume, ' not found.')
else
begin
openvolumeid(volid);
openvolumeid(volid, error);
readdirfirst(volid, index, dirs, error);
while (index > 0) and (error = 0) do
begin