Files
Nicolas Williams a90e1cb65c roken: Fix warnings
2022-01-14 12:01:33 -06:00

137 lines
5.2 KiB
C

/*
* Copyright (c) 2017 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef WIN32
#include <err.h>
#endif
#include "roken.h"
static void
print1(const char *name, const char *tabs, const char *s2)
{
(void) printf("%s:%s%s\n", name, tabs, s2 ? s2 : "<NULL>");
}
int
main(void)
{
char buf[MAX_PATH * 2];
#ifndef WIN32
char buf2[MAX_PATH * 2];
int ret = 0;
if (!issuid() && getuid() != 0) {
const char *s = NULL;
const char *s2 = NULL;
if (getenv("USER") != NULL && strlen(getenv("USER")) != 0 &&
(s = roken_get_username(buf, sizeof(buf))) == NULL) {
warnx("roken_get_username() returned NULL but $USER is set");
ret++;
}
if (getenv("USER") != NULL && strlen(getenv("USER")) != 0 && s &&
strcmp(getenv("USER"), s) != 0) {
warnx("roken_get_username() != getenv(\"USER\")");
ret++;
}
if (getenv("HOME") != NULL && strlen(getenv("HOME")) != 0 &&
(s = roken_get_homedir(buf, sizeof(buf))) == NULL) {
warnx("roken_get_homedir() returned NULL but $HOME is set");
ret++;
}
if (getenv("HOME") != NULL && strlen(getenv("HOME")) != 0 && s &&
strcmp(getenv("HOME"), s) != 0) {
warnx("roken_get_homedir() != getenv(\"HOME\")");
ret++;
}
if (getenv("HOME") != NULL && strlen(getenv("HOME")) != 0 && s &&
(s2 = roken_get_appdatadir(buf, sizeof(buf))) == NULL) {
warnx("roken_get_appdatadir() returned NULL but $HOME is set "
"and roken_get_homedir() returned not-NULL");
ret++;
}
if (getenv("HOME") != NULL && strlen(getenv("HOME")) != 0 &&
s && s2 && strcmp(s, s2) != 0) {
warnx("roken_get_homedir() != roken_get_appdatadir()");
ret++;
}
if (getenv("SHELL") != NULL && strlen(getenv("SHELL")) != 0 &&
strcmp(getenv("SHELL"), roken_get_shell(buf, sizeof(buf))) != 0) {
warnx("roken_get_shell() != getenv(\"SHELL\")");
ret++;
}
}
#endif
print1("Username", "\t", roken_get_username(buf, sizeof(buf)));
print1("Loginname", "\t", roken_get_loginname(buf, sizeof(buf)));
print1("Home", "\t\t", roken_get_homedir(buf, sizeof(buf)));
print1("Appdatadir", "\t", roken_get_appdatadir(buf, sizeof(buf)));
print1("Shell", "\t\t", roken_get_shell(buf, sizeof(buf)));
#ifndef WIN32
if (!issuid() && getuid() != 0) {
const char *s, *s2;
putenv("USER=h5lfoouser");
putenv("HOME=/no/such/dir/h5lfoouser");
putenv("SHELL=/no/such/shell");
if ((s = roken_get_username(buf, sizeof(buf))) == NULL ||
strcmp("h5lfoouser", s) != 0) {
warnx("roken_get_username() (%s) did not honor $USER", s);
ret++;
}
if ((s = roken_get_homedir(buf, sizeof(buf))) == NULL ||
strcmp("/no/such/dir/h5lfoouser", s) != 0) {
warnx("roken_get_homedir() (%s) did not honor $HOME", s);
ret++;
}
s = roken_get_homedir(buf, sizeof(buf));
s2 = roken_get_appdatadir(buf2, sizeof(buf2));
if (strcmp(s, s2) != 0) {
warnx("roken_get_homedir() != roken_get_appdatadir() (%s)",
roken_get_appdatadir(buf, sizeof(buf)));
ret++;
}
if ((s = roken_get_shell(buf, sizeof(buf))) == NULL ||
strcmp("/no/such/shell", s) != 0) {
warnx("roken_get_shell() (%s) did not honor $SHELL", s);
ret++;
}
}
return ret;
#endif
return 0;
}