forked from google/certificate-transparency
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
188 lines (162 loc) · 7.15 KB
/
configure.ac
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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
AC_PREREQ([2.68])
AC_INIT([certificate-transparency], [0.9], [certificate-transparency@googlegroups.com])
AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
AC_CONFIG_SRCDIR([cpp/merkletree/merkle_tree.cc])
AC_CONFIG_HEADERS([cpp/config.h])
AC_CONFIG_MACRO_DIR([m4])
AM_SILENT_RULES([yes])
AC_LANG([C++])
AC_ARG_ENABLE(hardening,
AS_HELP_STRING([--disable-hardening], [Use C++ compiler flags which produce a hardened binary]))
GMOCK_DIR="${GMOCK_DIR=/usr/src/gmock}"
AC_ARG_VAR([GMOCK_DIR], [directory containing Google Mock])
GTEST_DIR="${GTEST_DIR="$GMOCK_DIR/gtest"}"
AC_ARG_VAR([GTEST_DIR], [directory containing Google Test])
INSTALL_DIR="${INSTALL_DIR=$srcdir/install}"
AC_ARG_VAR([INSTALL_DIR], [location of installed dependencies])
# Checks for programs.
AC_PROG_AWK
AC_PROG_CXX
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CPP
AC_PROG_LN_S
AC_PROG_RANLIB
AM_PROG_AR
AX_CXX_COMPILE_STDCXX_11
PKG_CHECK_MODULES([json_c], [json-c])
PKG_CHECK_MODULES([evhtp], [evhtp])
if test "x${enable_hardening}" != "xno"; then
common_harden_copts="-fstack-protector-all -fPIC -Wa,--noexecstack -Wformat -Wformat-security"
clang_harden_copts="-Qunused-arguments $common_harden_copts"
gcc_harden_copts="$common_harden_copts"
#TODO(alcutter): perform magic to determine if c++/cc are indeed clang.
AS_CASE([$CXX],
[c++], [AS_VAR_APPEND([CXXFLAGS], [" $clang_harden_copts"])], # probably Clang on FBSD/OSX
[clang++*], [AS_VAR_APPEND([CXXFLAGS], [" $clang_harden_copts"])],
[g++*], [AS_VAR_APPEND([CXXFLAGS], [" $gcc_harden_copts"])],
[AC_MSG_FAILURE([Hardening enabled, but we don't have hardening flags for C++ compiler $CXX])])
AS_CASE([$CC],
[cc], [AS_VAR_APPEND([CFLAGS], [" $clang_harden_copts"])], # probably Clang on FBSD/OSX
[clang*], [AS_VAR_APPEND([CFLAGS], [" $clang_harden_copts"])],
[gcc*], [AS_VAR_APPEND([CFLAGS], [" $gcc_harden_copts"])],
[AC_MSG_FAILURE(["Hardening enabled, but we don't have hardening flags for C compiler $CC"])])
AS_VAR_APPEND([CPPFLAGS], [" -D_FORTIFY_SOURCE=2"])
AS_VAR_APPEND([LDFLAGS], [" -pie"])
AC_DEFINE([ENABLE_HARDENING], [], [Hardening enabled.])
else
AC_MSG_WARN([NOT building hardened binaries])
fi
# Checks for other tools
AC_PATH_PROG([PROTOC], [protoc],,)
# Checks for header files.
AC_HEADER_RESOLV
AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
AC_CHECK_HEADER([event2/event.h],,
[AC_MSG_ERROR([libevent headers could not be found])])
AC_CHECK_HEADER([gflags/gflags.h],,
[AC_MSG_ERROR([gflags headers could not be found])])
AC_CHECK_HEADER([glog/logging.h],,
[AC_MSG_ERROR([glog headers could not be found])])
AC_CHECK_HEADER([google/protobuf/message.h],,
[AC_MSG_ERROR([protobuf headers could not be found])])
# Check for working GTest/GMock.
saved_CPPFLAGS="$CPPFLAGS"
AS_UNSET([missing_gtest])
AS_UNSET([missing_gmock])
AS_VAR_APPEND([CPPFLAGS], [" -I$GTEST_DIR/include"])
AC_CHECK_HEADER([gtest/gtest.h],, [missing_gtest=1])
AS_VAR_APPEND([CPPFLAGS], [" -I$GMOCK_DIR/include"])
AC_CHECK_HEADER([gmock/gmock.h],, [missing_gmock=1])
AS_VAR_APPEND([CPPFLAGS], [" -I$GTEST_DIR"])
AC_CHECK_HEADER([$GTEST_DIR/src/gtest-all.cc],, [missing_gtest=1])
AS_VAR_APPEND([CPPFLAGS], [" -I$GMOCK_DIR"])
AC_CHECK_HEADER([$GMOCK_DIR/src/gmock-all.cc],, [missing_gmock=1])
CPPFLAGS="$saved_CPPFLAGS"
AS_IF([test -n "$missing_gtest"],
[AC_MSG_ERROR([could not find a working Google Test])])
AS_IF([test -n "$missing_gmock"],
[AC_MSG_ERROR([could not find a working Google Mock])])
# Checks for libraries.
AC_SEARCH_LIBS([__b64_ntop], [resolv])
AC_SEARCH_LIBS([pthread_create], [pthread])
AC_SEARCH_LIBS([dlopen], [dl])
AC_MSG_CHECKING([checking for lzma library])
AC_SEARCH_LIBS([lzma_index_size], [lzma],,, [$save_LIBS])
AC_MSG_CHECKING([checking whether we need -lrt])
AC_SEARCH_LIBS([clock_gettime], [rt],,, [$save_LIBS])
AC_MSG_CHECKING([checking for gflags library])
LIBS="-lgflags $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <gflags/gflags.h>]], [[google::ParseCommandLineFlags(NULL, NULL, true)]])], [have_gflags=yes], [have_gflags=no])
AC_MSG_RESULT([$have_gflags])
AS_IF([test "x$have_gflags" = "xno"],
[AC_MSG_ERROR([gflags library could not be found])])
AC_MSG_CHECKING([checking for glog library])
LIBS="-lglog $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <glog/logging.h>]], [[google::InitGoogleLogging(NULL)]])], [have_glog=yes], [have_glog=no])
AC_MSG_RESULT([$have_glog])
AS_IF([test "x$have_glog" = "xno"],
[AC_MSG_ERROR([glog library could not be found])])
dnl We're pretty crypto-centric, having the OpenSSL libraries in LIBS
dnl is fine.
AC_SEARCH_LIBS([CRYPTO_malloc], [crypto],, [missing_openssl=1],
[$save_LIBS])
AC_SEARCH_LIBS([SSL_CTX_new], [ssl],, [missing_openssl=1], [$save_LIBS])
AS_IF([test -n "$missing_openssl"],
[AC_MSG_ERROR([could not find the OpenSSL 1.1.x libraries])])
save_LIBS="$LIBS"
AS_UNSET([LIBS])
AC_SEARCH_LIBS([event_base_dispatch], [event],, [missing_libevent=1],
[$save_LIBS])
AC_SEARCH_LIBS([evthread_use_pthreads], [event_pthreads],, [missing_libevent=1],
[$save_LIBS])
AC_SEARCH_LIBS([bufferevent_openssl_socket_new], [event_openssl],,
[missing_libevent_openssl=1], [$save_LIBS])
AS_IF([test -n "$missing_libevent"],
[AC_MSG_ERROR([could not find the libevent libraries])])
AS_IF([test -n "$missing_libevent_openssl"],
[AC_MSG_ERROR([could not find the libevent_openssl library])])
AC_SUBST([libevent_LIBS], [$LIBS])
LIBS="$save_LIBS"
# TCMalloc gubbins
AC_ARG_WITH([tcmalloc],
[AS_HELP_STRING([--without-tcmalloc],
[disable tcmalloc for memory allocations])],
[],
[with_tcmalloc=yes])
AS_IF([test "x$with_tcmalloc" != xno],
[AC_CHECK_LIB([tcmalloc], [malloc],,
[AC_MSG_FAILURE([no tcmalloc found (use --without-tcmalloc to disable)])])])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_MODE_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
CT_CHECK_TLS
AC_CHECK_DECLS([INADDR_LOOPBACK], [], [], [[#include <netinet/in.h>]])
AC_MSG_CHECKING([whether pthread_t is a pointer])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <pthread.h>
void TakesPointer(void*);
]], [[TakesPointer(pthread_self())]])], [PTHREAD_T_IS_POINTER=yes],
[PTHREAD_T_IS_POINTER=no])
AC_MSG_RESULT([$PTHREAD_T_IS_POINTER])
AS_IF([test "x$PTHREAD_T_IS_POINTER" = xyes],
[AC_DEFINE([PTHREAD_T_IS_POINTER], [],
[Whether pthread_t is a pointer.])])
# Checks for library functions.
AC_FUNC_FORK
AC_CHECK_FUNCS([alarm gettimeofday memset mkdir select socket strdup strerror strtol])
# TODO(pphaneuf): We should validate that we have all the tools and
# libraries that we require here, instead of letting the compilation
# fail later during the build (sometimes in ways that are unclear to
# the user.
AC_DEFINE_UNQUOTED([TEST_SRCDIR], ["$srcdir"], [Top of the source directory, for tests.])
AC_SUBST([INSTALL_DIR])
AC_CONFIG_FILES([Makefile])
AC_OUTPUT