Mercurial > gnulib
changeset 40159:069b50a66104
bitsetv: allow free on NULL.
* lib/bitsetv.c (bitsetv_free): Do nothing when the bitsetv is NULL.
author | Akim Demaille <akim.demaille@gmail.com> |
---|---|
date | Sun, 27 Jan 2019 18:49:36 +0100 |
parents | 383f7a766b7c |
children | 5c7e0484c1e9 |
files | ChangeLog lib/bitsetv.c lib/bitsetv.h |
diffstat | 3 files changed, 12 insertions(+), 4 deletions(-) [+] |
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--- a/ChangeLog Sun Jan 27 16:55:27 2019 +0100 +++ b/ChangeLog Sun Jan 27 18:49:36 2019 +0100 @@ -1,3 +1,8 @@ +2019-01-27 Akim Demaille <akim@lrde.epita.fr> + + bitsetv: allow free on NULL. + * lib/bitsetv.c (bitsetv_free): Do nothing when the bitsetv is NULL. + 2019-01-27 Bruno Haible <bruno@clisp.org> test-framework-sh: Improve maintainability.
--- a/lib/bitsetv.c Sun Jan 27 16:55:27 2019 +0100 +++ b/lib/bitsetv.c Sun Jan 27 18:49:36 2019 +0100 @@ -71,9 +71,12 @@ void bitsetv_free (bitsetv bsetv) { - for (bitset_bindex i = 0; bsetv[i]; i++) - BITSET_FREE_ (bsetv[i]); - free (bsetv); + if (bsetv) + { + for (bitset_bindex i = 0; bsetv[i]; i++) + BITSET_FREE_ (bsetv[i]); + free (bsetv); + } }
--- a/lib/bitsetv.h Sun Jan 27 16:55:27 2019 +0100 +++ b/lib/bitsetv.h Sun Jan 27 18:49:36 2019 +0100 @@ -33,7 +33,7 @@ attribute hints specified by ATTR. */ bitsetv bitsetv_create (bitset_bindex, bitset_bindex, unsigned); -/* Free vector of bitsets. */ +/* Free vector of bitsets. Do nothing if NULL. */ void bitsetv_free (bitsetv); /* Zero vector of bitsets. */