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Initial s390-tools-2.0.0 import

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This commit is based on the s390-tools-1.39.0 version.

Changes on top of s390-tools-1.39.0:

 - Add MIT license to all source files
 - Add LICENSE file
 - Transform REAMDE to README.md (markdown)
 - Add AUTHORS.md file
 - Add CONTRIBUTING.md file
 - Move changelog from README to CHANGELOG.md file

Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
This commit is contained in:
Michael Holzheu
2017-08-07 16:13:17 +02:00
commit b627b8d8e1
647 changed files with 168974 additions and 0 deletions
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112
libutil/util_path_example.c Normal file
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/**
* util_path_example - Example program for util_path
*
* Copyright IBM Corp. 2016, 2017
*
* s390-tools is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
//! [code]
#include <dirent.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lib/util_path.h"
#include "lib/util_prg.h"
/*
* Define program description
*/
const struct util_prg prg = {
.desc = "Sample for util_dirlibrary",
.copyright_vec = {
{
.owner = "IBM Corp.",
.pub_first = 2001,
.pub_last = 2016,
},
UTIL_PRG_COPYRIGHT_END
}
};
/*
* Test util_path_sysfs()
*/
static void test_util_path_sysfs(void)
{
const char * const subsys_vec[] = {"cpu", "memory"};
char *path;
int i;
/* Construct sysfs paths for the subsystems */
for (i = 0; i < 2; i++) {
path = util_path_sysfs("devices/system/%s", subsys_vec[i]);
printf("Path for %6s: \"%s\"\n", subsys_vec[i], path);
free(path);
}
}
/*
* Test path
*/
static void test_path(const char *path)
{
printf("%-20s: ", path);
if (util_path_is_readable(path))
printf("read=yes, ");
else
printf("read=no , ");
if (util_path_is_writable(path))
printf("write=yes, ");
else
printf("write=no , ");
if (util_path_is_reg_file(path))
printf("reg_file=yes");
else
printf("reg_file=no ");
if (util_path_is_dir(path))
printf("dir=yes");
else
printf("dir=no ");
printf("\n");
}
/*
* Test util_path_is_xxx()
*/
static void test_util_path_is_xxx(void)
{
test_path("util_path_example.c");
test_path("/tmp");
test_path("i_do_not_exist");
}
/*
* Usage: util_path_example [sysfs mount point] | "is_xxx"
*/
int main(int argc, char *argv[])
{
util_prg_init(&prg);
if (argc < 2)
goto out_fail;
if (strcmp(argv[1], "sysfs") == 0) {
if (argc == 3) {
/* Change sysfs path via SYSFS_ROOT env variable */
setenv("SYSFS_ROOT", argv[2], 1);
}
test_util_path_sysfs();
} else if (strcmp(argv[1], "is_xxx") == 0) {
test_util_path_is_xxx();
} else {
goto out_fail;
}
return EXIT_SUCCESS;
out_fail:
errx(EXIT_FAILURE, "Usage: %s sysfs <path> | is_xxx", argv[0]);
}
//! [code]