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Diffstat (limited to 'm4/getpass.m4')
-rw-r--r-- | m4/getpass.m4 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/m4/getpass.m4 b/m4/getpass.m4 new file mode 100644 index 000000000..0a7b81742 --- /dev/null +++ b/m4/getpass.m4 @@ -0,0 +1,36 @@ +# getpass.m4 serial 2 +dnl Copyright (C) 2002-2003 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +# Provide a getpass() function if the system doesn't have it. +AC_DEFUN([gl_FUNC_GETPASS], +[ + AC_REPLACE_FUNCS(getpass) + if test $ac_cv_func_getpass = no; then + gl_PREREQ_GETPASS + fi +]) + +# Provide the GNU getpass() implementation. It supports passwords of +# arbitrary length (not just 8 bytes as on HP-UX). +AC_DEFUN([gl_FUNC_GETPASS_GNU], +[ + dnl TODO: Detect when GNU getpass() is already found in glibc. + AC_LIBOBJ(getpass) + gl_PREREQ_GETPASS + dnl We must choose a different name for our function, since on ELF systems + dnl an unusable getpass() in libc.so would override our getpass() if it is + dnl compiled into a shared library. + AC_DEFINE([getpass], [gnu_getpass], + [Define to a replacement function name for getpass().]) +]) + +# Prerequisites of lib/getpass.c. +AC_DEFUN([gl_PREREQ_GETPASS], [ + : +]) + |