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authorJiri Olsa <jolsa@kernel.org>2019-02-24 22:06:37 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-02-25 16:32:11 +0300
commit05a486593977bfcf71de6bf5cad6d045c18829c6 (patch)
tree826e95a95d9ef5870c392cb7a9c1fe0f2171e404 /tools/perf
parent2d4f27999b8877409f326682fd8cc40c52f47cea (diff)
downloadlinux-05a486593977bfcf71de6bf5cad6d045c18829c6.tar.xz
perf tools: Add depth checking to rm_rf
Adding depth argument to rm_rf (and renaming it to rm_rf_depth) to specify the depth we will go searching for files to remove. It will be used to specify single depth for perf.data directory removal in following patch. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexey Budankov <alexey.budankov@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/20190224190656.30163-2-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/util.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 3ee410fc047a..bcf436892155 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -117,7 +117,12 @@ int mkdir_p(char *path, mode_t mode)
return (stat(path, &st) && mkdir(path, mode)) ? -1 : 0;
}
-int rm_rf(const char *path)
+/*
+ * The depth specify how deep the removal will go.
+ * 0 - will remove only files under the 'path' directory
+ * 1 .. x - will dive in x-level deep under the 'path' directory
+ */
+static int rm_rf_depth(const char *path, int depth)
{
DIR *dir;
int ret;
@@ -155,7 +160,7 @@ int rm_rf(const char *path)
}
if (S_ISDIR(statbuf.st_mode))
- ret = rm_rf(namebuf);
+ ret = depth ? rm_rf_depth(namebuf, depth - 1) : 0;
else
ret = unlink(namebuf);
}
@@ -167,6 +172,11 @@ int rm_rf(const char *path)
return rmdir(path);
}
+int rm_rf(const char *path)
+{
+ return rm_rf_depth(path, INT_MAX);
+}
+
/* A filter which removes dot files */
bool lsdir_no_dot_filter(const char *name __maybe_unused, struct dirent *d)
{