| # secure_getenv.m4 | |
| # serial 2 | |
| dnl Copyright 2013-2026 Free Software Foundation, Inc. | |
| dnl This file is free software; the Free Software Foundation | |
| dnl gives unlimited permission to copy and/or distribute it, | |
| dnl with or without modifications, as long as this notice is preserved. | |
| dnl This file is offered as-is, without any warranty. | |
| AC_DEFUN([gl_FUNC_SECURE_GETENV], | |
| [ | |
| dnl Persuade glibc <stdlib.h> to declare secure_getenv(). | |
| AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) | |
| AC_REQUIRE([gl_STDLIB_H_DEFAULTS]) | |
| AC_CHECK_FUNCS_ONCE([secure_getenv]) | |
| if test $ac_cv_func_secure_getenv = no; then | |
| HAVE_SECURE_GETENV=0 | |
| fi | |
| ]) | |
| # Prerequisites of lib/secure_getenv.c. | |
| AC_DEFUN([gl_PREREQ_SECURE_GETENV], [ | |
| AC_CHECK_FUNCS([__secure_getenv]) | |
| if test $ac_cv_func___secure_getenv = no; then | |
| gl_CHECK_FUNCS_ANDROID([issetugid], [[#include <unistd.h>]]) | |
| fi | |
| AC_CHECK_FUNCS_ONCE([getuid geteuid getgid getegid]) | |
| ]) |