1dnl This file is an input file used by the GNU "autoconf" program to 2dnl generate the file "configure", which is run during Netrek installation 3dnl to configure the system for the local environment. 4AC_INIT(name.c) 5AC_CANONICAL_SYSTEM 6AC_CONFIG_HEADER(config.h) 7 8AC_PROG_INSTALL 9 10AC_PROG_CC 11AC_PROG_CPP 12AC_PROG_LN_S 13 14AC_AIX 15 16AC_C_INLINE 17 18#-------------------------------------------------------------------- 19# Include sys/select.h if it exists and if it supplies things 20# that appear to be useful. This appears to be true only on 21# the RS/6000 under AIX. Some systems like OSF/1 have a 22# sys/select.h that's of no use, and other systems like SCO 23# UNIX have a sys/select.h that's pernicious. If there isn't 24# a sys/select.h, then make sure that "fd_set" is defined in 25# sys/types.h. 26#-------------------------------------------------------------------- 27 28AC_MSG_CHECKING(if fd_set requires sys/select.h) 29AC_TRY_COMPILE( [#include <sys/types.h>], [fd_set readMask, writeMask;], 30 AC_MSG_RESULT(no) , 31 AC_EGREP_HEADER(fd_set, sys/select.h, 32 AC_DEFINE(NEED_SYS_SELECT_H) AC_MSG_RESULT(yes), 33 AC_DEFINE(NO_FD_SET) AC_MSG_RESULT(fd_set missing))) 34 35#-------------------------------------------------------------------- 36# Check for various typedefs and provide substitutes if 37# they don't exist. 38#-------------------------------------------------------------------- 39 40AC_HEADER_STDC 41AC_CHECK_HEADERS(unistd.h memory.h math.h stdlib.h) 42AC_CHECK_HEADERS(sys/timeb.h sys/ptyio.h sys/fcntl.h fcntl.h) 43AC_CHECK_HEADERS(ctype.h machine/endian.h sys/resource.h) 44AC_CHECK_HEADERS(sys/wait.h netinet/in.h netinet/tcp.h sys/filio.h) 45 46AC_TYPE_PID_T 47AC_TYPE_UID_T 48AC_TYPE_SIZE_T 49AC_FUNC_VFORK 50AC_STRUCT_TM 51 52AC_MSG_CHECKING(for itimer in time.h) 53AC_EGREP_HEADER(itimerval, time.h, AC_MSG_RESULT(yes) , AC_DEFINE(NEED_SYS_TIME_H) AC_MSG_RESULT(no)) 54 55AC_CHECK_SIZEOF(long) 56 57AC_MSG_CHECKING(for u_int in sys/types.h) 58AC_EGREP_HEADER(u_int, sys/types.h, AC_MSG_RESULT(yes) , AC_DEFINE(NO_U_INT) AC_MSG_RESULT(no)) 59 60AC_MSG_CHECKING(for PATH_MAX in limits.h) 61AC_EGREP_CPP(PATH_MAX, [ 62#include <limits.h> 63PATH_MAX 64], AC_DEFINE(NO_PATH_MAX) AC_MSG_RESULT(no), AC_MSG_RESULT(yes)) 65 66AC_CHECK_FUNCS(strcmpi strncmpi) 67 68#-------------------------------------------------------------------- 69# Locate the X11 header files and the X11 library archive. 70#-------------------------------------------------------------------- 71 72AC_PATH_X 73 74AC_DEFINE(HAVE_X11) 75AC_DEFINE(HAVE_X11_XPM_H) 76NOWIN32="#" 77 78if test -z "$NOX11" ; then 79 80if test -z "$x_libraries" ; then 81echo checking for X11 header files 82XINCLUDES="" 83AC_TRY_CPP([#include <X11/Intrinsic.h>], , XINCLUDES="nope") 84if test "$XINCLUDES" = nope; then 85 dirs="/usr/unsupported/include /usr/local/include /usr/X386/include \ 86 /usr/include/X11R4 /usr/X11R5/include /usr/include/X11R5 \ 87 /usr/openwin/include /usr/X11/include /pub/X11R5/include \ 88 /usr/local/X11R5/include /usr/X11R6/include /usr/include/X11R6 \ 89 /pub/X11R6/include /usr/local/X11R6/include" 90 91 for i in $dirs ; do 92 if test -r $i/X11/Intrinsic.h; then 93 XINCLUDES=" -I$i" 94 fi 95 done 96fi 97if test "$XINCLUDES" = nope; then 98 echo "Warning: couldn't find any X11 include files." 99 XINCLUDES="" 100fi 101 102echo "checking for X11 library archive" 103AC_CHECK_LIB(X11, main, XLIBSWLIB="-lX11", XLIBSWLIB=nope) 104if test "$XLIBSWLIB" = nope; then 105 dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib \ 106 /usr/lib/X11R4 /usr/X11R5/lib /usr/lib/X11R5 /usr/openwin/lib \ 107 /usr/X11/lib /pub/X11R5/lib /usr/local/X11R5/lib \ 108 /usr/X11R6/lib /usr/lib/X11R6 /pub/X11R6/lib /usr/local/X11R6/lib" 109 110 for i in $dirs ; do 111 if test -r $i/libX11.a; then 112 XLIBSWDIR="-L$i" 113 XLIBSWLIB="-lX11" 114 fi 115 done 116fi 117if test "$XLIBSWLIB" = nope ; then 118 AC_CHECK_LIB(Xwindow, main, XLIBSWLIB=-lXwindow) 119fi 120if test "$XLIBSWLIB" = nope ; then 121 echo "Warning: couldn't find the X11 library archive. Using -lX11." 122 XLIBSWLIB=-lX11 123fi 124else 125XINCLUDES="-I$x_includes" 126XLIBSWDIR="-L$x_libraries" 127XLIBSWLIB="-lX11" 128fi 129 130fi 131 132AC_SUBST(NOX11) 133AC_SUBST(NOWIN32) 134 135SAVELIBS="$LIBS" 136LIBS="$LIBS $XLIBSWDIR $XLIBSWLIB" 137SAVEINCS="$INCS" 138INCS="$INCS $XINCLUDES" 139AC_CHECK_LIB(Xpm, main, [AC_DEFINE(HAVE_XPM) XPMLIBS="-lXpm"]) 140AC_CHECK_HEADERS(X11/xpm.h) 141LIBS="$SAVELIBS" 142INCS="$SAVEINCS" 143 144# Fix link order for Xpm 145XLIBSW="$XLIBSWDIR $XPMLIBS $XLIBSWLIB" 146 147INCS="$INCS $XINCLUDES" 148AC_SUBST(INCS) 149LIBS="$LIBS $XLIBSW" 150 151#-------------------------------------------------------------------- 152# Check for the existence of various libraries. The order here 153# is important, so that then end up in the right order in the 154# command line generated by Make. 155#-------------------------------------------------------------------- 156 157AC_CHECK_LIB(Xbsd, main, [LIBS="$LIBS -lXbsd"]) 158AC_CHECK_LIB(socket, main, [LIBS="$LIBS -lsocket"]) 159AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) 160AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"]) 161AC_CHECK_LIB(seq, main, [LIBS="$LIBS -lseq"]) 162AC_CHECK_LIB(sun, main, [LIBS="$LIBS -lsun"]) 163 164#-------------------------------------------------------------------- 165# Check for type of signals 166#-------------------------------------------------------------------- 167 168AC_TYPE_SIGNAL 169AC_CHECK_FUNCS(usleep random setstate strftime ftime) 170AC_CHECK_LIB(m, main, [LIBS="$LIBS -lm"]) 171AC_CHECK_FUNCS(nint) 172AC_EGREP_HEADER(rint, math.h, , AC_DEFINE(NEED_RINT_DEC)) 173AC_REPLACE_FUNCS(usleep setstate strdup rint) 174 175#-------------------------------------------------------------------- 176# Check for system dependent programs 177#-------------------------------------------------------------------- 178 179#-------------------------------------------------------------------- 180# Check for Imlib 181#-------------------------------------------------------------------- 182AC_SEARCH_LIBS([imlib_load_image], [Imlib2], [], 183 [AC_MSG_ERROR([Could not find Imlib2])]) 184 185#-------------------------------------------------------------------- 186# Check for SDL 187#-------------------------------------------------------------------- 188 189AM_PATH_SDL(1.2.4, AC_DEFINE(HAVE_SDL),[]) 190AM_CONDITIONAL(HAVE_SDL, [test x"$no_sdl" != x"yes"]) 191 192if test x$no_sdl != xyes; then 193 have_SDLmixer=no 194 AC_CHECK_LIB(SDL_mixer, Mix_OpenAudio, [have_SDLmixer=yes SDL_MIXER_LIBS="-lSDL_mixer"]) 195 if test x$have_SDLmixer != xyes; then 196 AC_MSG_ERROR([*** Can't find the SDL_mixer library Try: http://www.libsdl.org/projects/SDL_mixer/]) 197 AC_SUBST(SDL_MIXER_LIBS) 198 fi 199fi 200 201#-------------------------------------------------------------------- 202# Emit output 203#-------------------------------------------------------------------- 204AC_OUTPUT(system.mk) 205