From 05a486593977bfcf71de6bf5cad6d045c18829c6 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Sun, 24 Feb 2019 20:06:37 +0100 Subject: [PATCH] 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 Cc: Adrian Hunter Cc: Alexander Shishkin Cc: Alexey Budankov Cc: Andi Kleen Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/r/20190224190656.30163-2-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/util.c | 14 ++++++++++++-- 1 file 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) { -- 2.30.2