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39 lines
1.3 KiB
Plaintext
39 lines
1.3 KiB
Plaintext
# getpass.m4 serial 4
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dnl Copyright (C) 2002-2003 Free Software Foundation, Inc.
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dnl This file is free software, distributed under the terms of the GNU
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dnl General Public License. As a special exception to the GNU General
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dnl Public License, this file may be distributed as part of a program
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dnl that contains a configuration script generated by Autoconf, under
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dnl the same distribution terms as the rest of that program.
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# Provide a getpass() function if the system doesn't have it.
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AC_DEFUN([gl_FUNC_GETPASS],
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[
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AC_REPLACE_FUNCS(getpass)
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AC_CHECK_DECLS_ONCE(getpass)
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if test $ac_cv_func_getpass = no; then
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gl_PREREQ_GETPASS
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fi
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])
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# Provide the GNU getpass() implementation. It supports passwords of
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# arbitrary length (not just 8 bytes as on HP-UX).
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AC_DEFUN([gl_FUNC_GETPASS_GNU],
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[
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AC_CHECK_DECLS_ONCE(getpass)
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dnl TODO: Detect when GNU getpass() is already found in glibc.
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AC_LIBOBJ(getpass)
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gl_PREREQ_GETPASS
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dnl We must choose a different name for our function, since on ELF systems
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dnl an unusable getpass() in libc.so would override our getpass() if it is
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dnl compiled into a shared library.
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AC_DEFINE([getpass], [gnu_getpass],
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[Define to a replacement function name for getpass().])
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])
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# Prerequisites of lib/getpass.c.
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AC_DEFUN([gl_PREREQ_GETPASS], [
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AC_CHECK_HEADERS_ONCE(stdio_ext.h)
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:
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])
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