implement -v

1 files changed, 4 insertions, 4 deletions

diff --git a/grep.c b/grep.c
index 10e1a16..344921f 100644
--- a/grep.c
+++ b/grep.c
@@ -42,9 +42,9 @@ struct grep_list {
 enum { NORMAL, COUNT, LIST, QUIET } grep_display = NORMAL;
 static int grep_filenames = 0;
 static int grep_linenumbers = 0;
+static int grep_inverse = 0;
 
 #define SUPPRESS	1 << 2
-#define INVERT		1 << 3
 #define WHOLELINE	1 << 4
 #define FILENAMES	1 << 5
 
@@ -59,11 +59,11 @@ static int grep_match(struct grep_list *head, const char *buf)
 		}
 
 		if (regexec(&(c->re), buf, 0, NULL, 0) == 0) {
-			return 1;
+			return !grep_inverse;
 		}
 	}
 
-	return 0;
+	return grep_inverse;
 }
 
 static uintmax_t grep(struct grep_list *head, const char *path, int flags)
@@ -220,7 +220,7 @@ int main(int argc, char *argv[])
 			break;
 
 		case 'v':
-			//flags |= INVERT;
+			grep_inverse = 1;
 			break;
 
 		case 'x':