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1 AC_PREREQ(2.52)
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2 AC_INIT(memcached, 1.2.3, brad@danga.com)
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3 AC_CANONICAL_SYSTEM
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4 AC_CONFIG_SRCDIR(memcached.c)
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5 AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
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6 AM_CONFIG_HEADER(config.h)
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7
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8 AC_PROG_CC
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9 AC_PROG_INSTALL
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10
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11 trylibeventdir=""
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12 AC_ARG_WITH(libevent,
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13 [ --with-libevent=PATH Specify path to libevent installation ],
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14 [
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15 if test "x$withval" != "xno" ; then
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16 trylibeventdir=$withval
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17 fi
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18 ]
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19 )
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20
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21 dnl ------------------------------------------------------
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22 dnl libevent detection. swiped from Tor. modified a bit.
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23
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24 LIBEVENT_URL=http://www.monkey.org/~provos/libevent/
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25
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26 AC_CACHE_CHECK([for libevent directory], ac_cv_libevent_dir, [
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27 saved_LIBS="$LIBS"
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28 saved_LDFLAGS="$LDFLAGS"
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29 saved_CPPFLAGS="$CPPFLAGS"
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30 le_found=no
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31 for ledir in $trylibeventdir "" $prefix /usr/local ; do
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32 LDFLAGS="$saved_LDFLAGS"
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33 LIBS="$saved_LIBS -levent"
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34
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35 # Skip the directory if it isn't there.
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36 if test ! -z "$ledir" -a ! -d "$ledir" ; then
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37 continue;
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38 fi
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39 if test ! -z "$ledir" ; then
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40 if test -d "$ledir/lib" ; then
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41 LDFLAGS="-L$ledir/lib $LDFLAGS"
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42 else
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43 LDFLAGS="-L$ledir $LDFLAGS"
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44 fi
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45 if test -d "$ledir/include" ; then
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46 CPPFLAGS="-I$ledir/include $CPPFLAGS"
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47 else
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48 CPPFLAGS="-I$ledir $CPPFLAGS"
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49 fi
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50 fi
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51 # Can I compile and link it?
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52 AC_TRY_LINK([#include <sys/time.h>
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53 #include <sys/types.h>
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54 #include <event.h>], [ event_init(); ],
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55 [ libevent_linked=yes ], [ libevent_linked=no ])
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56 if test $libevent_linked = yes; then
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57 if test ! -z "$ledir" ; then
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58 ac_cv_libevent_dir=$ledir
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59 else
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60 ac_cv_libevent_dir="(system)"
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61 fi
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62 le_found=yes
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63 break
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64 fi
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65 done
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66 LIBS="$saved_LIBS"
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67 LDFLAGS="$saved_LDFLAGS"
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68 CPPFLAGS="$saved_CPPFLAGS"
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69 if test $le_found = no ; then
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70 AC_MSG_ERROR([libevent is required. You can get it from $LIBEVENT_URL
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71
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72 If it's already installed, specify its path using --with-libevent=/dir/
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73 ])
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74 fi
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75 ])
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76 LIBS="$LIBS -levent"
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77 if test $ac_cv_libevent_dir != "(system)"; then
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78 if test -d "$ac_cv_libevent_dir/lib" ; then
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79 LDFLAGS="-L$ac_cv_libevent_dir/lib $LDFLAGS"
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80 le_libdir="$ac_cv_libevent_dir/lib"
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81 else
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82 LDFLAGS="-L$ac_cv_libevent_dir $LDFLAGS"
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83 le_libdir="$ac_cv_libevent_dir"
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84 fi
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85 if test -d "$ac_cv_libevent_dir/include" ; then
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86 CPPFLAGS="-I$ac_cv_libevent_dir/include $CPPFLAGS"
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87 else
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88 CPPFLAGS="-I$ac_cv_libevent_dir $CPPFLAGS"
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89 fi
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90 fi
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91
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92 dnl ----------------------------------------------------------------------------
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93
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94 AC_SEARCH_LIBS(socket, socket)
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95 AC_SEARCH_LIBS(gethostbyname, nsl)
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96 AC_SEARCH_LIBS(mallinfo, malloc)
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97 AC_SEARCH_LIBS(pthread_create, pthread)
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98
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99 AC_CHECK_FUNC(daemon,AC_DEFINE([HAVE_DAEMON],,[Define this if you have daemon()]),[AC_LIBOBJ(daemon)])
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100
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101 AC_HEADER_STDBOOL
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102 AC_C_CONST
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103 AC_CHECK_HEADER(malloc.h, AC_DEFINE(HAVE_MALLOC_H,,[do we have malloc.h?]))
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104 AC_CHECK_MEMBER([struct mallinfo.arena], [
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105 AC_DEFINE(HAVE_STRUCT_MALLINFO,,[do we have stuct mallinfo?])
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106 ], ,[
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107 # include <malloc.h>
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108 ]
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109 )
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110
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111 dnl From licq: Copyright (c) 2000 Dirk Mueller
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112 dnl Check if the type socklen_t is defined anywhere
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113 AC_DEFUN([AC_C_SOCKLEN_T],
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114 [AC_CACHE_CHECK(for socklen_t, ac_cv_c_socklen_t,
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115 [
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116 AC_TRY_COMPILE([
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117 #include <sys/types.h>
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118 #include <sys/socket.h>
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119 ],[
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120 socklen_t foo;
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121 ],[
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122 ac_cv_c_socklen_t=yes
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123 ],[
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124 ac_cv_c_socklen_t=no
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125 ])
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126 ])
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127 if test $ac_cv_c_socklen_t = no; then
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128 AC_DEFINE(socklen_t, int, [define to int if socklen_t not available])
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129 fi
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130 ])
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131
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132 AC_C_SOCKLEN_T
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133
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134 dnl Check if we're a little-endian or a big-endian system, needed by hash code
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135 AC_DEFUN([AC_C_ENDIAN],
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136 [AC_CACHE_CHECK(for endianness, ac_cv_c_endian,
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137 [
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138 AC_RUN_IFELSE(
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139 [AC_LANG_PROGRAM([], [dnl
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140 long val = 1;
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141 char *c = (char *) &val;
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142 exit(*c == 1);
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143 ])
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144 ],[
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145 ac_cv_c_endian=big
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146 ],[
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147 ac_cv_c_endian=little
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148 ])
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149 ])
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150 if test $ac_cv_c_endian = big; then
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151 AC_DEFINE(ENDIAN_BIG, 1, [machine is bigendian])
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152 fi
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153 if test $ac_cv_c_endian = little; then
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154 AC_DEFINE(ENDIAN_LITTLE, 1, [machine is littleendian])
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155 fi
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156 ])
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157
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158 AC_C_ENDIAN
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159
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160 dnl Check whether the user wants threads or not
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161 AC_ARG_ENABLE(threads,
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162 [AS_HELP_STRING([--enable-threads],[support multithreaded execution])],
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163 [if test "$ac_cv_search_pthread_create" != "no"; then
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164 AC_DEFINE([USE_THREADS],,[Define this if you want to use pthreads])
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165 else
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166 AC_MSG_ERROR([Can't enable threads without the POSIX thread library.])
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167 fi])
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168
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169 AC_CHECK_FUNCS(mlockall)
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170
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171 AC_CONFIG_FILES(Makefile doc/Makefile)
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172 AC_OUTPUT
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