openssl/crypto/uid.c
Rich Salz 6b10d29c1a Remove NextStep support
Because of that we can remove OPENSSL_UNISTD and some other
macros from e_os2.h and opensslconf.h

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9204)
2019-07-01 13:32:46 -04:00

49 lines
1.1 KiB
C

/*
* Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/crypto.h>
#include <openssl/opensslconf.h>
#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_UEFI)
int OPENSSL_issetugid(void)
{
return 0;
}
#elif defined(__OpenBSD__) || (defined(__FreeBSD__) && __FreeBSD__ > 2) || defined(__DragonFly__)
# include <unistd.h>
int OPENSSL_issetugid(void)
{
return issetugid();
}
#else
# include <unistd.h>
# include <sys/types.h>
# if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
# if __GLIBC_PREREQ(2, 16)
# include <sys/auxv.h>
# define OSSL_IMPLEMENT_GETAUXVAL
# endif
# endif
int OPENSSL_issetugid(void)
{
# ifdef OSSL_IMPLEMENT_GETAUXVAL
return getauxval(AT_SECURE) != 0;
# else
return getuid() != geteuid() || getgid() != getegid();
# endif
}
#endif