1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
## Copyright (C) 1996-2025 The Squid Software Foundation and contributors
##
## Squid software is distributed under GPLv2+ license and includes
## contributions from numerous individuals and organizations.
## Please see the COPYING and CONTRIBUTORS files for details.
##
dnl check whether PAM's struct pam_conv takes a const (linux-style) or
dnl non-const (solaris-style) parametrs to the conv function.
dnl
dnl sets the shell variable squid_cv_pam_conv_signature to either
dnl "linux", "solaris" or "unknown".
dnl defines the C preprocessor macro PAM_CONV_FUNC_CONST_PARM to either
dnl "static" (linux-style) or the empty string (solaris-style or default)
AC_DEFUN([CHECK_STRUCT_PAM_CONV], [
AH_TEMPLATE([PAM_CONV_FUNC_CONST_PARM],
[Defined to const or empty depending on the style used by the OS to refer to the PAM message dialog func])
AC_CACHE_CHECK([for PAM conversation struct signature type],
squid_cv_pam_conv_signature, [
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <security/pam_appl.h>
static int
password_conversation(int, const struct pam_message **, struct pam_response **, void *) { return 0; }
static struct pam_conv conv = { &password_conversation, 0 };
]])], [
squid_cv_pam_conv_signature=linux
],[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <security/pam_appl.h>
static int
password_conversation(int, struct pam_message **, struct pam_response **, void *) { return 0; }
static struct pam_conv conv = { &password_conversation, 0 };
]])], [
squid_cv_pam_conv_signature=solaris
],[
squid_cv_pam_conv_signature=unknown
])
])
])
AS_IF([test "$squid_cv_pam_conv_signature" = "linux"],
AC_DEFINE([PAM_CONV_FUNC_CONST_PARM],[const]),
AC_DEFINE([PAM_CONV_FUNC_CONST_PARM],[])
)
]) dnl CHECK_STRUCT_PAM_CONV
|
