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core: change uv_get_password uid/gid to unsigned (#3476)

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Added in https://github.com/libuv/libuv/pull/742, these values are
typically defined as unsigned (since Linux 2.4). Only -1 is special,
representing an invalid id (e.g. see setreuid).
This commit is contained in:
Jameson Nash 2022-02-22 10:59:06 -05:00 committed by GitHub
parent c2a345fa67
commit f3e0bffcb1
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2 changed files with 14 additions and 6 deletions
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4
include/uv.h
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@ -1133,8 +1133,8 @@ struct uv_interface_address_s {
struct uv_passwd_s {
char* username;
long uid;
long gid;
unsigned long uid;
unsigned long gid;
char* shell;
char* homedir;
};

16
test/test-get-passwd.c
View File

@ -22,6 +22,10 @@
#include "uv.h"
#include "task.h"
#include <string.h>
#ifndef _WIN32
#include <unistd.h>
#include <sys/types.h>
#endif
TEST_IMPL(get_passwd) {
/* TODO(gengjiawen): Fix test on QEMU. */
@ -64,11 +68,15 @@ TEST_IMPL(get_passwd) {
#endif
#ifdef _WIN32
ASSERT(pwd.uid == -1);
ASSERT(pwd.gid == -1);
ASSERT_EQ(pwd.uid, (unsigned)-1);
ASSERT_EQ(pwd.gid, (unsigned)-1);
#else
ASSERT(pwd.uid >= 0);
ASSERT(pwd.gid >= 0);
ASSERT_NE(pwd.uid, (unsigned)-1);
ASSERT_NE(pwd.gid, (unsigned)-1);
ASSERT_EQ(pwd.uid, geteuid());
if (pwd.uid != 0 && pwd.gid != getgid())
/* This will be likely true, as only root could have changed it. */
ASSERT_EQ(pwd.gid, getegid());
#endif
/* Test uv_os_free_passwd() */