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-rw-r--r--grep.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/grep.c b/grep.c
index 6485760..f9a4525 100644
--- a/grep.c
+++ b/grep.c
@@ -30,8 +30,9 @@ void append_grep_pattern(struct grep_opt *opt, const char *pat,
static int isregexspecial(int c)
{
- return isspecial(c) || c == '$' || c == '(' || c == ')' || c == '+' ||
- c == '.' || c == '^' || c == '{' || c == '|';
+ return c == '\0' || is_glob_special(c) ||
+ c == '$' || c == '(' || c == ')' || c == '+' ||
+ c == '.' || c == '^' || c == '{' || c == '|';
}
static int is_fixed(const char *s)