summaryrefslogtreecommitdiffstats
path: root/kernel/tests/lib/get_path.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/tests/lib/get_path.c')
-rw-r--r--kernel/tests/lib/get_path.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/kernel/tests/lib/get_path.c b/kernel/tests/lib/get_path.c
deleted file mode 100644
index aafbc2c..0000000
--- a/kernel/tests/lib/get_path.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (C) 2010 Cyril Hrubis chrubis@suse.cz
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
- /*
- * Looks for binary prog_name in $PATH.
- *
- * If such file exists and if you are able at least to read it, zero is
- * returned and absolute path to the file is filled into buf. In case buf is
- * too short to hold the absolute path + prog_name for the file we are looking
- * for -1 is returned as well as when there is no such file in all paths in
- * $PATH.
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include "test.h"
-
-static int file_exist(const char *path)
-{
- struct stat st;
-
- if (!access(path, R_OK) && !stat(path, &st) && S_ISREG(st.st_mode))
- return 1;
-
- return 0;
-}
-
-int tst_get_path(const char *prog_name, char *buf, size_t buf_len)
-{
- const char *path = (const char *)getenv("PATH");
- const char *start = path;
- const char *end;
- size_t size, ret;
-
- if (path == NULL)
- return -1;
-
- do {
- end = strchr(start, ':');
-
- if (end != NULL)
- snprintf(buf, MIN(buf_len, (size_t) (end - start + 1)),
- "%s", start);
- else
- snprintf(buf, buf_len, "%s", start);
-
- size = strlen(buf);
-
- /*
- * "::" inside $PATH, $PATH ending with ':' or $PATH starting
- * with ':' should be expanded into current working directory.
- */
- if (size == 0) {
- snprintf(buf, buf_len, ".");
- size = strlen(buf);
- }
-
- /*
- * If there is no '/' ad the end of path from $PATH add it.
- */
- if (buf[size - 1] != '/')
- ret =
- snprintf(buf + size, buf_len - size, "/%s",
- prog_name);
- else
- ret =
- snprintf(buf + size, buf_len - size, "%s",
- prog_name);
-
- if (buf_len - size > ret && file_exist(buf))
- return 0;
-
- start = end + 1;
-
- } while (end != NULL);
-
- return -1;
-}