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isnan: Avoid dangerous shell coding pattern.
authorBruno Haible <bruno@clisp.org>
Sat, 7 Oct 2023 09:42:00 +0000 (11:42 +0200)
committerBruno Haible <bruno@clisp.org>
Sat, 7 Oct 2023 09:42:00 +0000 (11:42 +0200)
commit3f7dd45c8f093f174dea428d2140b542166e1aa9
treeb56cea600918c0645c9bb068c47883d56d18599f
parentbe250a8b6af118bcaef40282d69f428158ca9d43
isnan: Avoid dangerous shell coding pattern.

* m4/isnand.m4 (gl_FUNC_ISNAND): Use 'test -n "$arg"', not
'test "$arg"'.
* m4/isnanf.m4 (gl_FUNC_ISNANF): Likewise.
* m4/isnanl.m4 (gl_FUNC_ISNANL): Likewise.
ChangeLog
m4/isnand.m4
m4/isnanf.m4
m4/isnanl.m4