diff options
Diffstat (limited to 'doc/autoconf.texi')
-rw-r--r-- | doc/autoconf.texi | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/autoconf.texi b/doc/autoconf.texi index b6d4f033..ed337fd6 100644 --- a/doc/autoconf.texi +++ b/doc/autoconf.texi @@ -14610,6 +14610,10 @@ leave the temporary directory behind. Hence it is important to use a @var{prefix} that makes it easier to determine if a leftover temporary directory from an interrupted script is safe to delete. +If you set @code{TMPDIR=$tmp} after invoking this macro, you should +reset @code{TMPDIR} before deleting the created directory, to avoid +breaking commands that rely on @code{$TMPDIR}. + The use of the output variable @samp{$tmp} rather than something in the @samp{as_} namespace is historical; it has the unfortunate consequence that reusing this otherwise common name for any other purpose inside |