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libast: optget(3): Fix memory leak in --help/--man info

Browse source 
src/lib/libast/misc/optget.c: textout(): case ']':
- Before returning, call pop() to free any \f...\f info items that
  are left. Note that this is a safe no-op if the pointer is null.

Resolves: https://github.com/ksh93/ksh/issues/407
Co-authored-by: Martijn Dekker <martijn@inlv.org>
This commit is contained in:
atheik 2022-03-11 20:24:35 +01:00 • committed by Martijn Dekker
parent fd28da31da
commit 86b94d9feb
3 changed files with 5 additions and 1 deletions
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2
src/cmd/ksh93/tests/leaks.sh
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@ -418,7 +418,7 @@ DO
DONE
# ======
TEST title='showing --man info' known=y url=https://github.com/ksh93/ksh/issues/407
TEST title='showing --man info'
DO
set --man 2>/dev/null
ulimit --man 2>/dev/null