126 lines
4.3 KiB
Plaintext
Executable File
126 lines
4.3 KiB
Plaintext
Executable File
dnl This file is an input file used by the GNU "autoconf" program to
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dnl generate the file "configure", which is run during Tk installation
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dnl to configure the system for the local environment.
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AC_INIT(tk.h)
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AC_PROG_INSTALL
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AC_PROG_RANLIB
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CC=${CC-cc}
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AC_SUBST(CC)
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AC_UNISTD_H
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#--------------------------------------------------------------------
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# Include sys/select.h if it exists and if it supplies things
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# that appear to be useful and aren't already in sys/types.h.
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# This appears to be true only on the RS/6000 under AIX. Some
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# systems like OSF/1 have a sys/select.h that's of no use, and
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# other systems like SCO UNIX have a sys/select.h that's
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# pernicious. If "fd_set" isn't defined anywhere then set a
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# special flag.
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#--------------------------------------------------------------------
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echo checking for sys/select.h
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AC_COMPILE_CHECK(fd_set, [#include <sys/types.h>],
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[fd_set readMask, writeMask;], ,
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AC_HEADER_EGREP(fd_mask, sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H),
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AC_DEFINE(NO_FD_SET)))
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#--------------------------------------------------------------------
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# Supply a substitute for stdlib.h if it doesn't define strtol,
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# strtoul, or strtod (which it doesn't in some versions of SunOS).
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#--------------------------------------------------------------------
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echo checking for proper stdlib.h
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AC_HEADER_EGREP(strtol, stdlib.h, tk_stdlib=1, tk_stdlib=0)
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AC_HEADER_EGREP(strtoul, stdlib.h, , tk_stdlib=0)
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AC_HEADER_EGREP(strtod, stdlib.h, , tk_stdlib=0)
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if test $tk_stdlib = 0; then
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AC_DEFINE(NO_STDLIB_H)
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fi
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#--------------------------------------------------------------------
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# Check for various typedefs and provide substitutes if
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# they don't exist.
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#--------------------------------------------------------------------
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AC_MODE_T
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AC_PID_T
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AC_SIZE_T
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AC_UID_T
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#--------------------------------------------------------------------
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# Locate the X11 header files and the X11 library archive. Try
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# the ac_find_x macro first, but if it doesn't find the X stuff
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# (e.g. because there's no xmkmf program) then check through
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# a list of possible directories.
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#--------------------------------------------------------------------
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AC_PROGRAM_CHECK(tk_ok, xmkmf, 1, 0)
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if test $tk_ok = 1; then
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AC_FIND_X
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fi
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if test "$XINCLUDE_DIR" != ""; then
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x_includes="$XINCLUDE_DIR"
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fi
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if test "$x_includes" = /usr/include; then
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XINCLUDES="# no special path needed"
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elif test "$x_includes" != ""; then
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XINCLUDES=" -I$x_includes"
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else
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echo checking for X11 header files
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XINCLUDES="# no special path needed"
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AC_TEST_CPP([#include <X11/Intrinsic.h>], , XINCLUDES="nope")
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if test "$XINCLUDES" = nope; then
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dirs="/usr/unsupported/include /usr/local/include /usr/X386/include /usr/include/X11R4 /usr/X11R5/include /usr/include/X11R5 /usr/openwin/include /usr/X11/include"
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for i in $dirs ; do
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if test -r $i/X11/Intrinsic.h; then
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XINCLUDES=" -I$i"
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fi
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done
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fi
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fi
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if test "$XINCLUDES" = nope; then
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echo "Warning: couldn't find any X11 include files."
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XINCLUDES="# no include files found"
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fi
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AC_SUBST(XINCLUDES)
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if test "$XLIBRARY_DIR" != ""; then
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x_libraries="$XLIBRARY_DIR"
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fi
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if test "$x_libraries" = /usr/lib; then
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XLIBSW=-lX11
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elif test "$x_libraries" != ""; then
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XLIBSW="-L$x_libraries -lX11"
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else
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echo "checking for X11 library archive"
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AC_HAVE_LIBRARY(X11, XLIBSW="-lX11", XLIBSW=nope)
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if test "$XLIBSW" = nope; then
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dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/lib/X11R4 /usr/X11R5/lib /usr/lib/X11R5 /usr/openwin/lib /usr/X11/lib"
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for i in $dirs ; do
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if test -r $i/libX11.a; then
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XLIBSW="-L$i -lX11"
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fi
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done
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fi
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fi
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if test "$XLIBSW" = nope ; then
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AC_HAVE_LIBRARY(Xwindow, XLIBSW=-lXwindow)
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fi
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if test "$XLIBSW" = nope ; then
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echo "Warning: couldn't find the X11 library archive. Using -lX11."
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XLIBSW=-lX11
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fi
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AC_SUBST(XLIBSW)
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#--------------------------------------------------------------------
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# Check for the existence of various libraries. The order here
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# is important, so that then end up in the right order in the
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# command line generated by Make.
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#--------------------------------------------------------------------
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AC_HAVE_LIBRARY(Xbsd, [LIBS="$LIBS -lXbsd"])
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AC_HAVE_LIBRARY(socket, [LIBS="$LIBS -lsocket"])
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AC_HAVE_LIBRARY(nsl, [LIBS="$LIBS -lnsl"])
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AC_OUTPUT(Makefile)
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