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-rw-r--r--ctype.c7
-rw-r--r--git-compat-util.h2
-rw-r--r--grep.c9
-rw-r--r--test-ctype.c6
4 files changed, 13 insertions, 11 deletions
diff --git a/ctype.c b/ctype.c
index 9de187c812..b90ec004f2 100644
--- a/ctype.c
+++ b/ctype.c
@@ -10,16 +10,17 @@ enum {
A = GIT_ALPHA,
D = GIT_DIGIT,
G = GIT_GLOB_SPECIAL, /* *, ?, [, \\ */
+ R = GIT_REGEX_SPECIAL, /* $, (, ), +, ., ^, {, | * */
};
unsigned char sane_ctype[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, S, S, 0, 0, S, 0, 0, /* 0.. 15 */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 16.. 31 */
- S, 0, 0, 0, 0, 0, 0, 0, 0, 0, G, 0, 0, 0, 0, 0, /* 32.. 47 */
+ S, 0, 0, 0, R, 0, 0, 0, R, R, G, R, 0, 0, R, 0, /* 32.. 47 */
D, D, D, D, D, D, D, D, D, D, 0, 0, 0, 0, 0, G, /* 48.. 63 */
0, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 64.. 79 */
- A, A, A, A, A, A, A, A, A, A, A, G, G, 0, 0, 0, /* 80.. 95 */
+ A, A, A, A, A, A, A, A, A, A, A, G, G, 0, R, 0, /* 80.. 95 */
0, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, /* 96..111 */
- A, A, A, A, A, A, A, A, A, A, A, 0, 0, 0, 0, 0, /* 112..127 */
+ A, A, A, A, A, A, A, A, A, A, A, R, R, 0, 0, 0, /* 112..127 */
/* Nothing in the 128.. range */
};
diff --git a/git-compat-util.h b/git-compat-util.h
index 7c925881d9..079cbe9440 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -328,12 +328,14 @@ extern unsigned char sane_ctype[256];
#define GIT_DIGIT 0x02
#define GIT_ALPHA 0x04
#define GIT_GLOB_SPECIAL 0x08
+#define GIT_REGEX_SPECIAL 0x10
#define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
#define isspace(x) sane_istest(x,GIT_SPACE)
#define isdigit(x) sane_istest(x,GIT_DIGIT)
#define isalpha(x) sane_istest(x,GIT_ALPHA)
#define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
#define is_glob_special(x) sane_istest(x,GIT_GLOB_SPECIAL)
+#define is_regex_special(x) sane_istest(x,GIT_GLOB_SPECIAL | GIT_REGEX_SPECIAL)
#define tolower(x) sane_case((unsigned char)(x), 0x20)
#define toupper(x) sane_case((unsigned char)(x), 0)
diff --git a/grep.c b/grep.c
index f9a45258aa..062b2b6f28 100644
--- a/grep.c
+++ b/grep.c
@@ -28,16 +28,9 @@ void append_grep_pattern(struct grep_opt *opt, const char *pat,
p->next = NULL;
}
-static int isregexspecial(int c)
-{
- return c == '\0' || is_glob_special(c) ||
- c == '$' || c == '(' || c == ')' || c == '+' ||
- c == '.' || c == '^' || c == '{' || c == '|';
-}
-
static int is_fixed(const char *s)
{
- while (!isregexspecial(*s))
+ while (*s && !is_regex_special(*s))
s++;
return !*s;
}
diff --git a/test-ctype.c b/test-ctype.c
index d6425d5b40..033c74911e 100644
--- a/test-ctype.c
+++ b/test-ctype.c
@@ -26,6 +26,11 @@ static int test_is_glob_special(int c)
return is_glob_special(c);
}
+static int test_is_regex_special(int c)
+{
+ return is_regex_special(c);
+}
+
#define DIGIT "0123456789"
#define LOWER "abcdefghijklmnopqrstuvwxyz"
#define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
@@ -40,6 +45,7 @@ static const struct ctype_class {
{ "isalpha", test_isalpha, LOWER UPPER },
{ "isalnum", test_isalnum, LOWER UPPER DIGIT },
{ "is_glob_special", test_is_glob_special, "*?[\\" },
+ { "is_regex_special", test_is_regex_special, "$()*+.?[\\^{|" },
{ NULL }
};