From 5ed5e90bfb7760f24661281cf7156087afbe49d3 Mon Sep 17 00:00:00 2001
From: Anselm R Garbe <anselm@garbe.us>
Date: Tue, 13 Aug 2013 19:15:04 +0200
Subject: =?UTF-8?q?applied=20Martin=20K=C3=BChl's=20inverse=20matching=20f?=
 =?UTF-8?q?lag=20to=20stest?=
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---
 stest.1 | 3 +++
 stest.c | 8 ++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/stest.1 b/stest.1
index bb48f45..2667d8a 100644
--- a/stest.1
+++ b/stest.1
@@ -67,6 +67,9 @@ Test that files are not empty.
 .B \-u
 Test that files have their set-user-ID flag set.
 .TP
+.B \-v
+Invert the sense of tests, only failing files pass.
+.TP
 .B \-w
 Test that files are writable.
 .TP
diff --git a/stest.c b/stest.c
index e1dcf36..8fac42a 100644
--- a/stest.c
+++ b/stest.c
@@ -22,7 +22,7 @@ main(int argc, char *argv[]) {
 	DIR *dir;
 	int opt;
 
-	while((opt = getopt(argc, argv, "abcdefghln:o:pqrsuwx")) != -1)
+	while((opt = getopt(argc, argv, "abcdefghln:o:pqrsuvwx")) != -1)
 		switch(opt) {
 		case 'n': /* newer than file */
 		case 'o': /* older than file */
@@ -33,7 +33,7 @@ main(int argc, char *argv[]) {
 			FLAG(opt) = true;
 			break;
 		case '?': /* error: unknown flag */
-			fprintf(stderr, "usage: %s [-abcdefghlpqrsuwx] [-n file] [-o file] [file...]\n", argv[0]);
+			fprintf(stderr, "usage: %s [-abcdefghlpqrsuvwx] [-n file] [-o file] [file...]\n", argv[0]);
 			exit(2);
 		}
 	if(optind == argc)
@@ -60,7 +60,7 @@ void
 test(const char *path, const char *name) {
 	struct stat st, ln;
 
-	if(!stat(path, &st) && (FLAG('a') || name[0] != '.')          /* hidden files      */
+	if((!stat(path, &st) && (FLAG('a') || name[0] != '.')         /* hidden files      */
 	&& (!FLAG('b') || S_ISBLK(st.st_mode))                        /* block special     */
 	&& (!FLAG('c') || S_ISCHR(st.st_mode))                        /* character special */
 	&& (!FLAG('d') || S_ISDIR(st.st_mode))                        /* directory         */
@@ -75,7 +75,7 @@ test(const char *path, const char *name) {
 	&& (!FLAG('s') || st.st_size > 0)                             /* not empty         */
 	&& (!FLAG('u') || st.st_mode & S_ISUID)                       /* set-user-id flag  */
 	&& (!FLAG('w') || access(path, W_OK) == 0)                    /* writable          */
-	&& (!FLAG('x') || access(path, X_OK) == 0)) {                 /* executable        */
+	&& (!FLAG('x') || access(path, X_OK) == 0)) != FLAG('v')) {   /* executable        */
 		if(FLAG('q'))
 			exit(0);
 		match = true;
-- 
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