From 8c4be3e2209d2a1d3874b8bc2b474668fcbbbac6 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Wed, 6 Sep 2017 21:59:22 -0400 Subject: [PATCH] fix glob descent into . and .. with GLOB_PERIOD GLOB_PERIOD is a gnu extension, and GNU glob does not seem to honor it except in the last path component. it's not clear whether this a bug or intentional, but it seems reasonable that it should exclude the special entries . and .. when walking. changes based on report and analysis by Julien Ramseier. --- src/regex/glob.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/regex/glob.c b/src/regex/glob.c index 2d4d562e..6f8425ca 100644 --- a/src/regex/glob.c +++ b/src/regex/glob.c @@ -100,6 +100,10 @@ static int match_in_dir(const char *d, const char *p, int flags, int (*errfunc)( continue; if (p2 && de->d_type && !S_ISDIR(de->d_type<<12) && !S_ISLNK(de->d_type<<12)) continue; + if (p2 && de->d_name[0]=='.' && !de->d_name[1]) + continue; + if (p2 && de->d_name[0]=='.' && de->d_name[1]=='.' && !de->d_name[2]) + continue; if (*d) { memcpy(name, d, l); name[l] = '/'; -- 2.25.1