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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:04:52 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:04:52 +0000 |
| commit | 5e03c718f4e7ff13cb6834eda737c269ebed02ad (patch) | |
| tree | bfad3f5be123f000fdb03e26400050dece33d72f /m4/secure_getenv.m4 | |
| parent | Initial commit. (diff) | |
| download | wget-5e03c718f4e7ff13cb6834eda737c269ebed02ad.tar.xz wget-5e03c718f4e7ff13cb6834eda737c269ebed02ad.zip | |
Adding upstream version 1.21.3.upstream/1.21.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'm4/secure_getenv.m4')
| -rw-r--r-- | m4/secure_getenv.m4 | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/m4/secure_getenv.m4 b/m4/secure_getenv.m4 new file mode 100644 index 0000000..4e1dcdb --- /dev/null +++ b/m4/secure_getenv.m4 @@ -0,0 +1,26 @@ +# Look up an environment variable more securely. +dnl Copyright 2013-2022 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. + +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 + AC_CHECK_FUNCS([issetugid]) + fi + AC_CHECK_FUNCS_ONCE([getuid geteuid getgid getegid]) +]) |