c_cpp/etc/mbuffer/configure.in

   1 AC_INIT([mbuffer],[20150412])
   2 AC_CONFIG_HEADER([config.h])
   3 AC_CONFIG_SRCDIR([mbuffer.c])
   4
   5 AC_CANONICAL_SYSTEM
   6 AC_EXEEXT
   7
   8 if test "${LD_LIBRARY_PATH}" != "" ; then
   9         echo ""
  10         echo "    WARNING: LD_LIBRARY_PATH is set. This can cause severe problems!!!"
  11         echo "    Please learn about using RUNPATH instead of LD_LIBRARY_PATH - e.g. here:"
  12         echo "    - http://prefetch.net/articles/linkers.badldlibrary.html"
  13         echo "    - http://blogs.sun.com/ali/entry/avoiding_ld_library_path_the"
  14         echo "    For gcc, you can pass LDFLAGS=\"-R/usr/local/lib\" to configure,"
  15         echo "    instead of setting LD_LIBRARY_PATH."
  16         echo ""
  17         sleep 5
  18 fi
  19
  20 AC_PREFIX_DEFAULT(/usr/local)
  21 test "$prefix" = NONE && prefix=/usr/local
  22 test "$exec_prefix" = NONE && exec_prefix=$prefix
  23
  24 USRCFLAGS=${CFLAGS}
  25
  26 AC_LANG_C
  27 AC_PROG_CC_C99
  28 AC_PROG_CC(cc gcc)
  29 AC_C_RESTRICT
  30 AC_C_INLINE
  31
  32 if test "${USRCFLAGS}" = "" ; then
  33         if test "${GCC}" = "yes" ; then
  34                 CFLAGS="${CFLAGS} -O2 -Wall"
  35                 cflags_tmp="${CFLAGS}"
  36                 CFLAGS="${CFLAGS} -m64"
  37                 AC_MSG_CHECKING([whether $CC supports $CFLAGS])
  38                 AC_RUN_IFELSE([AC_LANG_PROGRAM([])],
  39                         [AC_MSG_RESULT([yes])],
  40                         [AC_MSG_RESULT([no])]
  41                         CFLAGS="$cflags_tmp"
  42                 )
  43         else
  44                 SUNCCVERSION=`${CC} -V 2>&1 | grep Sun`
  45                 SUNCC=$?
  46                 if test "${SUNCC}" == "0" ; then
  47                         CFLAGS="${CFLAGS} -O"
  48                         cflags_tmp="$CFLAGS"
  49                         HAS_M64=`${CC} -flags | grep m64`
  50                         if test "${HAS_M64}" != "" ; then
  51                                 CFLAGS="${CFLAGS} -m64"
  52                                 AC_MSG_CHECKING([whether $CC supports $CFLAGS])
  53                                 AC_RUN_IFELSE([AC_LANG_PROGRAM([])],
  54                                         [AC_MSG_RESULT([yes])],
  55                                         [AC_MSG_RESULT([no])]
  56                                         CFLAGS="$cflags_tmp"
  57                                 )
  58                         else
  59                                 CFLAGS="${CFLAGS} -xarch=generic64"
  60                                 AC_MSG_CHECKING([whether $CC supports $CFLAGS])
  61                                 AC_RUN_IFELSE([AC_LANG_PROGRAM([])],
  62                                         [AC_MSG_RESULT([yes])],
  63                                         [AC_MSG_RESULT([no])]
  64                                         CFLAGS="$cflags_tmp"
  65                                 )
  66                         fi
  67                 else
  68                         echo unknown cc
  69                         CFLAGS="${CFLAGS} -O"
  70                 fi
  71         fi
  72 fi
  73
  74 AC_SUBST(CFLAGS)
  75
  76 AC_PROG_INSTALL
  77 AC_PATH_PROG(RM,rm)
  78 AC_PATH_PROG(MT,mt,AC_MSG_WARN(could not find the program mt - you might need this if you want autoloader support))
  79 AC_TYPE_SIGNAL
  80 AC_SYS_LARGEFILE
  81 AC_STRUCT_ST_BLKSIZE
  82
  83 AC_HEADER_ASSERT
  84 AC_CHECK_LIB(pthread, pthread_mutex_init)
  85 AC_SEARCH_LIBS(clock_gettime,rt,,AC_MSG_ERROR(could not find the library containing clock_gettime!))
  86 AC_SEARCH_LIBS(sem_init,rt posix,,AC_MSG_ERROR(could not find semaphore functions!))
  87 AC_SEARCH_LIBS(rint,m,,AC_MSG_ERROR(unable to find rint))
  88 AC_SEARCH_LIBS(seteuid,c,AC_DEFINE([HAVE_SETEUID], [1], [Define to 1 if you have the seteuid() function]),)
  89 AC_SEARCH_LIBS(atoll,c,,AC_DEFINE([atoll],[atol],[Define to 1 if you do not have the atoll() function to use atol() instead]))
  90 AC_SEARCH_LIBS(hstrerror,resolv socket nsl,AC_DEFINE([HAVE_HSTRERROR], [1], [Define to 1 if you have the hstrerror() function]),)
  91 AC_SEARCH_LIBS(getaddrinfo,resolv socket nsl,AC_DEFINE([HAVE_GETADDRINFO], [1], [Define to 1 if you have the getaddrinfo() function]),)
  92 AC_SEARCH_LIBS(socket,socket,,AC_MSG_ERROR(could not find the library containing network functions!))
  93 AC_SEARCH_LIBS(gethostbyname,nsl,,AC_MSG_ERROR(could not find the library containing name convertion functions!))
  94 AC_SEARCH_LIBS(sendfile,sendfile,AC_DEFINE([HAVE_SENDFILE],[1],[libsendfile is available]),)
  95 AC_CHECK_HEADER(sys/sendfile.h,AC_DEFINE([HAVE_SENDFILE_H],[1],[sendfile in sendfile.h]),)
  96 AC_FUNC_ALLOCA
  97
  98
  99 AC_ARG_ENABLE(debug,
 100         [  --disable-debug         disable verbose logging to console for debugging purpose],
 101         ,enable_debug=yes
 102         )
 103 if test x$enable_debug = xyes ; then
 104         AC_DEFINE([DEBUG], [1], [Define to 1 to build in debugging mode])
 105 fi
 106
 107 AC_ARG_ENABLE(md5,
 108         [  --disable-md5           disable md5 hash generation],
 109         ,enable_md5=auto
 110         )
 111 if test x$enable_md5 != xno ; then
 112         AC_SEARCH_LIBS(mhash_init,mhash,AC_DEFINE([HAVE_LIBMHASH], [1], [Define to 1 if you have the mhash library]),
 113         AC_SEARCH_LIBS(MD5Init,md5,AC_DEFINE([HAVE_LIBMD5], [1], [Define to 1 if you have the md5 library]),
 114         AC_SEARCH_LIBS(MD5_Init,crypto,AC_DEFINE([HAVE_LIBCRYPTO], [1], [Define to 1 if you have the OpenSSL crypto library]),
 115                 if test x$enable_md5 = xauto ; then
 116                         AC_MSG_WARN(could not find a library containing the md5 hash functions - md5 support disabled)
 117                 else
 118                         AC_MSG_ERROR(could not find the mhash library)
 119                 fi
 120         )))
 121 fi
 122
 123 AC_SUBST(DEBUG)
 124 AC_SUBST(prefix)
 125 AC_SUBST(AUTOCONF)
 126 AC_DEFINE(_REENTRANT,1,Needed for thread safe compilation)
 127
 128 AC_OUTPUT(Makefile mbuffer.1)
 129
 130 # vim:tw=0