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Formerly vpath.c.~12~

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Roland McGrath 1993-06-25 20:03:51 +00:00
parent d3fc910b29
commit 2e0e3d22ec
1 changed files with 11 additions and 1 deletions
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12
vpath.c
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@ -66,7 +66,17 @@ build_vpath_lists ()
/* If there is a VPATH variable with a nonnull value, construct the
general VPATH list from it. We use variable_expand rather than just
calling lookup_variable so that it will be recursively expanded. */
p = variable_expand ("$(VPATH)");
{
/* Turn off --warn-undefined-variables while we expand SHELL and IFS. */
int save = warn_undefined_variables_flag;
warn_undefined_variables_flag = 0;
p = variable_expand ("$(VPATH)");
warn_undefined_variables_flag = save;
}
if (*p != '\0')
{
construct_vpath_list ("%", p);