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glob: Fix comment about collapsing asterisks after r317749.

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After r317749, collapsing adjacent asterisks is still required, but for a
different reason.
This commit is contained in:
jilles 2017-05-07 19:52:56 +00:00
parent 6c39df7f25
commit ca682b7f08
1 changed files with 2 additions and 1 deletions
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3
lib/libc/gen/glob.c
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@ -581,7 +581,8 @@ glob0(const Char *pattern, glob_t *pglob, struct glob_limit *limit,
case STAR: case STAR:
pglob->gl_flags |= GLOB_MAGCHAR; pglob->gl_flags |= GLOB_MAGCHAR;
/* collapse adjacent stars to one, /* collapse adjacent stars to one,
* to avoid exponential behavior * to ensure "**" at the end continues to match the
* empty string
*/ */
if (bufnext == patbuf || bufnext[-1] != M_ALL) if (bufnext == patbuf || bufnext[-1] != M_ALL)
*bufnext++ = M_ALL; *bufnext++ = M_ALL;