[PATCH 01/14] perf tools: Make rm_rf to remove single file

From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Andi Kleen <ak@linux.intel.com>,
	Stephane Eranian <eranian@google.com>,
	Alexey Budankov <alexey.budankov@linux.intel.com>
Subject: [PATCH 01/14] perf tools: Make rm_rf to remove single file
Date: Sun,  3 Feb 2019 16:30:05 +0100	[thread overview]
Message-ID: <20190203153018.9650-2-jolsa@kernel.org> (raw)
In-Reply-To: <20190203153018.9650-1-jolsa@kernel.org>

Let rm_rf remove file if it's provided by path.

Link: http://lkml.kernel.org/n/tip-whhp3ej5795l9dc86xfyyp74@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/perf/util/util.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 320b0fef249a..58b8d6a8bfbc 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -125,8 +125,14 @@ int rm_rf(const char *path)
 	char namebuf[PATH_MAX];
 
 	dir = opendir(path);
-	if (dir == NULL)
-		return 0;
+	if (dir == NULL) {
+		/*
+		 * The path does not exist or is not directory,
+		 * so there's no harm to try remove it. This way
+		 * rm_rf will work over single file.
+		 */
+		return unlink(path);
+	}
 
 	while ((d = readdir(dir)) != NULL && !ret) {
 		struct stat statbuf;
-- 
2.17.2

