diff options
Diffstat (limited to 'tcl/unix/aclocal.m4')
-rw-r--r-- | tcl/unix/aclocal.m4 | 535 |
1 files changed, 535 insertions, 0 deletions
diff --git a/tcl/unix/aclocal.m4 b/tcl/unix/aclocal.m4 new file mode 100644 index 00000000000..7bb84600904 --- /dev/null +++ b/tcl/unix/aclocal.m4 @@ -0,0 +1,535 @@ +dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support +dnl CYGNUS LOCAL: This gets the right posix flag for gcc +AC_DEFUN(CY_AC_TCL_LYNX_POSIX, +[AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP]) +AC_MSG_CHECKING([to see if this is LynxOS]) +AC_CACHE_VAL(ac_cv_os_lynx, +[AC_EGREP_CPP(yes, +[/* + * The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__" + */ +#if defined(__Lynx__) || defined(Lynx) +yes +#endif +], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)]) +# +if test "$ac_cv_os_lynx" = "yes" ; then + AC_MSG_RESULT(yes) + AC_DEFINE(LYNX) + AC_MSG_CHECKING([whether -mposix or -X is available]) + AC_CACHE_VAL(ac_cv_c_posix_flag, + [AC_TRY_COMPILE(,[ + /* + * This flag varies depending on how old the compiler is. + * -X is for the old "cc" and "gcc" (based on 1.42). + * -mposix is for the new gcc (at least 2.5.8). + */ + #if defined(__GNUC__) && __GNUC__ >= 2 + choke me + #endif + ], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")]) + CC="$CC $ac_cv_c_posix_flag" + AC_MSG_RESULT($ac_cv_c_posix_flag) + else + AC_MSG_RESULT(no) +fi +]) + +AC_DEFUN(CY_AC_PATH_TCLH, [ +# +# Ok, lets find the tcl source trees so we can use the headers +# Warning: transition of version 9 to 10 will break this algorithm +# because 10 sorts before 9. We also look for just tcl. We have to +# be careful that we don't match stuff like tclX by accident. +# the alternative search directory is involked by --with-tclinclude +# +no_tcl=true +AC_MSG_CHECKING(for Tcl private headers) +AC_ARG_WITH(tclinclude, [ --with-tclinclude directory where tcl private headers are], with_tclinclude=${withval}) +AC_CACHE_VAL(ac_cv_c_tclh,[ +# first check to see if --with-tclinclude was specified +if test x"${with_tclinclude}" != x ; then + if test -f ${with_tclinclude}/tclInt.h ; then + ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)` + else + AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers]) + fi +fi +# next check in private source directory +# +# since ls returns lowest version numbers first, reverse its output +if test x"${ac_cv_c_tclh}" = x ; then + for i in \ + ${srcdir}/../tcl \ + `ls -dr ${srcdir}/../tcl[[0-9]]* 2>/dev/null` \ + ${srcdir}/../../tcl \ + `ls -dr ${srcdir}/../../tcl[[0-9]]* 2>/dev/null` \ + ${srcdir}/../../../tcl \ + `ls -dr ${srcdir}/../../../tcl[[0-9]]* 2>/dev/null ` ; do + if test -f $i/tclInt.h ; then + ac_cv_c_tclh=`(cd $i; pwd)` + break + fi + done +fi +# finally check in a few common install locations +# +# since ls returns lowest version numbers first, reverse its output +if test x"${ac_cv_c_tclh}" = x ; then + for i in \ + `ls -dr /usr/local/src/tcl[[0-9]]* 2>/dev/null` \ + `ls -dr /usr/local/lib/tcl[[0-9]]* 2>/dev/null` \ + /usr/local/src/tcl \ + /usr/local/lib/tcl \ + ${prefix}/include ; do + if test -f $i/tclInt.h ; then + ac_cv_c_tclh=`(cd $i; pwd)` + break + fi + done +fi +# see if one is installed +if test x"${ac_cv_c_tclh}" = x ; then + AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="") +fi +]) +if test x"${ac_cv_c_tclh}" = x ; then + TCLHDIR="# no Tcl private headers found" + AC_MSG_ERROR([Can't find Tcl private headers]) +fi +if test x"${ac_cv_c_tclh}" != x ; then + no_tcl="" + if test x"${ac_cv_c_tkh}" = x"installed" ; then + AC_MSG_RESULT([is installed]) + TCLHDIR="" + else + AC_MSG_RESULT([found in ${ac_cv_c_tclh}]) + # this hack is cause the TCLHDIR won't print if there is a "-I" in it. + TCLHDIR="-I${ac_cv_c_tclh}" + fi +fi + +AC_MSG_CHECKING([Tcl version]) +rm -rf tclmajor tclminor +orig_includes="$CPPFLAGS" + +if test x"${TCLHDIR}" != x ; then + CPPFLAGS="$CPPFLAGS $TCLHDIR" +fi + +AC_TRY_RUN([ +#include <stdio.h> +#include "tcl.h" +main() { + FILE *maj = fopen("tclmajor","w"); + FILE *min = fopen("tclminor","w"); + fprintf(maj,"%d",TCL_MAJOR_VERSION); + fprintf(min,"%d",TCL_MINOR_VERSION); + fclose(maj); + fclose(min); + return 0; +}], + tclmajor=`cat tclmajor` + tclminor=`cat tclminor` + tclversion=$tclmajor.$tclminor + AC_MSG_RESULT($tclversion) + rm -f tclmajor tclminor +, + AC_MSG_RESULT([can't happen]) +, + AC_MSG_ERROR([can't be cross compiled]) +) +CPPFLAGS="${orig_includes}" + +AC_PROVIDE([$0]) +AC_SUBST(TCLHDIR) +]) +AC_DEFUN(CY_AC_PATH_TCLLIB, [ +# +# Ok, lets find the tcl library +# First, look for one uninstalled. +# the alternative search directory is invoked by --with-tcllib +# + +if test $tclmajor -ge 7 -a $tclminor -ge 4 ; then + installedtcllibroot=tcl$tclversion +else + installedtcllibroot=tcl +fi + +if test x"${no_tcl}" = x ; then + # we reset no_tcl incase something fails here + no_tcl=true + AC_ARG_WITH(tcllib, [ --with-tcllib directory where the tcl library is], + with_tcllib=${withval}) + AC_MSG_CHECKING([for Tcl library]) + AC_CACHE_VAL(ac_cv_c_tcllib,[ + # First check to see if --with-tcllib was specified. + # This requires checking for both the installed and uninstalled name-styles + # since we have no idea if it's installed or not. + if test x"${with_tcllib}" != x ; then + if test -f "${with_tcllib}/lib$installedtcllibroot.so" ; then + ac_cv_c_tcllib=`(cd ${with_tcllib}; pwd)`/lib$installedtcllibroot.so + elif test -f "${with_tcllib}/libtcl.so" ; then + ac_cv_c_tcllib=`(cd ${with_tcllib}; pwd)`/libtcl.so + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtcl will be built first. + elif test -f "${with_tcllib}/lib$installedtcllibroot.a" ; then + ac_cv_c_tcllib=`(cd ${with_tcllib}; pwd)`/lib$installedtcllibroot.a + elif test -f "${with_tcllib}/libtcl.a" ; then + ac_cv_c_tcllib=`(cd ${with_tcllib}; pwd)`/libtcl.a + else + AC_MSG_ERROR([${with_tcllib} directory doesn't contain libraries]) + fi + fi + # then check for a private Tcl library + # Since these are uninstalled, use the simple lib name root. + if test x"${ac_cv_c_tcllib}" = x ; then + for i in \ + ../tcl \ + `ls -dr ../tcl[[0-9]]* 2>/dev/null` \ + ../../tcl \ + `ls -dr ../../tcl[[0-9]]* 2>/dev/null` \ + ../../../tcl \ + `ls -dr ../../../tcl[[0-9]]* 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/libtcl.so" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/libtcl.so + break + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtcl will be built first. + elif test -f "$i/libtcl.a" -o -f "$i/Makefile" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/libtcl.a + break + fi + done + fi + # check in a few common install locations + if test x"${ac_cv_c_tcllib}" = x ; then + for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/lib$installedtcllibroot.so" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/lib$installedtcllibroot.so + break + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtcl will be built first. + elif test -f "$i/lib$installedtcllibroot.a" -o -f "$i/Makefile" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/lib$installedtcllibroot.a + break + fi + done + fi + # check in a few other private locations + if test x"${ac_cv_c_tcllib}" = x ; then + for i in \ + ${srcdir}/../tcl \ + `ls -dr ${srcdir}/../tcl[[0-9]]* 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/libtcl.so" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/libtcl.so + break + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtcl will be built first. + elif test -f "$i/libtcl.a" -o -f "$i/Makefile" ; then + ac_cv_c_tcllib=`(cd $i; pwd)`/libtcl.a + break + fi + done + fi + + # see if one is conveniently installed with the compiler + if test x"${ac_cv_c_tcllib}" = x ; then + orig_libs="$LIBS" + LIBS="$LIBS -l$installedtcllibroot -lm" + AC_TRY_RUN([ + Tcl_AppInit() + { exit(0); }], ac_cv_c_tcllib="-l$installedtcllibroot", ac_cv_c_tcllib="" + , ac_cv_c_tclib="-l$installedtcllibroot") + LIBS="${orig_libs}" + fi + ]) + if test x"${ac_cv_c_tcllib}" = x ; then + TCLLIB="# no Tcl library found" + AC_MSG_WARN(Can't find Tcl library) + else + TCLLIB=${ac_cv_c_tcllib} + AC_MSG_RESULT(found $TCLLIB) + no_tcl= + fi +fi + +AC_PROVIDE([$0]) +AC_SUBST(TCLLIB) +]) +AC_DEFUN(CY_AC_PATH_TKH, [ +# +# Ok, lets find the tk source trees so we can use the headers +# If the directory (presumably symlink) named "tk" exists, use that one +# in preference to any others. Same logic is used when choosing library +# and again with Tcl. The search order is the best place to look first, then in +# decreasing significance. The loop breaks if the trigger file is found. +# Note the gross little conversion here of srcdir by cd'ing to the found +# directory. This converts the path from a relative to an absolute, so +# recursive cache variables for the path will work right. We check all +# the possible paths in one loop rather than many seperate loops to speed +# things up. +# the alternative search directory is invoked by --with-tkinclude +# +AC_MSG_CHECKING(for Tk private headers) +AC_ARG_WITH(tkinclude, [ --with-tkinclude directory where the tk private headers are], + with_tkinclude=${withval}) +no_tk=true +AC_CACHE_VAL(ac_cv_c_tkh,[ +# first check to see if --with-tkinclude was specified +if test x"${with_tkinclude}" != x ; then + if test -f ${with_tkinclude}/tk.h ; then + ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)` + else + AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers]) + fi +fi +# next check in private source directory +# +# since ls returns lowest version numbers first, reverse the entire list +# and search for the worst fit, overwriting it with better fits as we find them +if test x"${ac_cv_c_tkh}" = x ; then + for i in \ + ${srcdir}/../tk \ + `ls -dr ${srcdir}/../tk[[0-9]]* 2>/dev/null` \ + ${srcdir}/../../tk \ + `ls -dr ${srcdir}/../../tk[[0-9]]* 2>/dev/null` \ + ${srcdir}/../../../tk \ + `ls -dr ${srcdir}/../../../tk[[0-9]]* 2>/dev/null ` ; do + if test -f $i/tk.h ; then + ac_cv_c_tkh=`(cd $i; pwd)` + break + fi + done +fi +# finally check in a few common install locations +# +# since ls returns lowest version numbers first, reverse the entire list +# and search for the worst fit, overwriting it with better fits as we find them +if test x"${ac_cv_c_tkh}" = x ; then + for i in \ + `ls -dr /usr/local/src/tk[[0-9]]* 2>/dev/null` \ + `ls -dr /usr/local/lib/tk[[0-9]]* 2>/dev/null` \ + /usr/local/src/tk \ + /usr/local/lib/tk \ + ${prefix}/include ; do + if test -f $i/tk.h ; then + ac_cv_c_tkh=`(cd $i; pwd)` + break + fi + done +fi +# see if one is installed +if test x"${ac_cv_c_tkh}" = x ; then + AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed) +fi +]) +if test x"${ac_cv_c_tkh}" != x ; then + no_tk="" + if test x"${ac_cv_c_tkh}" = x"installed" ; then + AC_MSG_RESULT([is installed]) + TKHDIR="" + else + AC_MSG_RESULT([found in $ac_cv_c_tkh]) + # this hack is cause the TKHDIR won't print if there is a "-I" in it. + TKHDIR="-I${ac_cv_c_tkh}" + fi +else + TKHDIR="# no Tk directory found" + AC_MSG_WARN([Can't find Tk private headers]) + no_tk=true +fi + +# if Tk is installed, extract the major/minor version +if test x"${no_tk}" = x ; then +AC_MSG_CHECKING([Tk version]) +rm -rf tkmajor tkminor +orig_includes="$CPPFLAGS" + +if test x"${TCLHDIR}" != x ; then + CPPFLAGS="$CPPFLAGS $TCLHDIR" +fi +if test x"${TKHDIR}" != x ; then + CPPFLAGS="$CPPFLAGS $TKHDIR" +fi +if test x"${x_includes}" != x -a x"${x_includes}" != xNONE ; then + CPPFLAGS="$CPPFLAGS -I$x_includes" +fi + +AC_TRY_RUN([ +#include <stdio.h> +#include "tk.h" + main() { + FILE *maj = fopen("tkmajor","w"); + FILE *min = fopen("tkminor","w"); + fprintf(maj,"%d",TK_MAJOR_VERSION); + fprintf(min,"%d",TK_MINOR_VERSION); + fclose(maj); + fclose(min); + return 0; +}], + tkmajor=`cat tkmajor` + tkminor=`cat tkminor` + tkversion=$tkmajor.$tkminor + AC_MSG_RESULT($tkversion) + rm -f tkmajor tkminor +, + AC_MSG_ERROR([ +cannot compile a simple X program - suspect your xmkmf is +misconfigured and is incorrectly reporting the location of your X +include or libraries - report this to your system admin]) , + AC_MSG_ERROR([can't be cross compiled]) +) +CPPFLAGS="${orig_includes}" +fi + +AC_PROVIDE([$0]) +AC_SUBST(TKHDIR) +]) +dnl for some reason, AC_REQUIRE() seems to choke autoconf +AC_DEFUN(CY_AC_PATH_TKLIB, [ +dnl AC_REQUIRE(CY_AC_PATH_TCL) +# +# Ok, lets find the tk library +# First, look for the latest private (uninstalled) copy +# Notice that the destinations in backwards priority since the tests have +# no break. +# Then we look for either .a, .so, or Makefile. A Makefile is acceptable +# is it indicates the target has been configured and will (probably) +# soon be built. This allows an entire tree of Tcl software to be +# configured at once and then built. +# the alternative search directory is invoked by --with-tklib +# + +if test x"${no_tk}" = x ; then + # reset no_tk incase something fails here + no_tk="true" + + if test $tkmajor -ge 4 ; then + installedtklibroot=tk$tkversion + else + installedtkllibroot=tk + fi + + AC_ARG_WITH(tklib, [ --with-tklib directory where the tk library is], + with_tklib=${withval}) + AC_MSG_CHECKING([for Tk library]) + AC_CACHE_VAL(ac_cv_c_tklib,[ + # first check to see if --with-tklib was specified + # This requires checking for both the installed and uninstalled name-styles + # since we have no idea if it's installed or not. + if test x"${with_tklib}" != x ; then + if test -f "${with_tklib}/lib$installedtklibroot.so" ; then + ac_cv_c_tklib=`(cd ${with_tklib}; pwd)`/lib$installedtklibroot.so + no_tk="" + elif test -f "${with_tklib}/libtk.so" ; then + ac_cv_c_tklib=`(cd ${with_tklib}; pwd)`/libtk.so + no_tk="" + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtk will be built + elif test -f "${with_tklib}/lib$installedtklibroot.a" ; then + ac_cv_c_tklib=`(cd ${with_tklib}; pwd)`/lib$installedtklibroot.a + no_tk="" + elif test -f "${with_tklib}/libtk.a" ; then + ac_cv_c_tklib=`(cd ${with_tklib}; pwd)`/libtk.a + no_tk="" + else + AC_MSG_ERROR([${with_tklib} directory doesn't contain libraries]) + fi + fi + # then check for a private Tk library + # Since these are uninstalled, use the simple lib name root. + if test x"${ac_cv_c_tklib}" = x ; then + for i in \ + ../tk \ + `ls -dr ../tk[[0-9]]* 2>/dev/null` \ + ../../tk \ + `ls -dr ../../tk[[0-9]]* 2>/dev/null` \ + ../../../tk \ + `ls -dr ../../../tk[[0-9]]* 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/libtk.so" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/libtk.so + no_tk= + break + # then look for a freshly built statically linked library + # if Makefile exists we assume its configured and libtk will be built + elif test -f "$i/libtk.a" -o -f "$i/Makefile" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/libtk.a + no_tk="" + break + fi + done + fi + # finally check in a few common install locations + if test x"${ac_cv_c_tklib}" = x ; then + for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/lib$installedtklibroot.so" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/lib$installedtklibroot.so + no_tk="" + break + # then look for a freshly built statically linked library + # if Makefile exists, we assume it's configured and libtcl will be built + elif test -f "$i/lib$installedtklibroot.a" -o -f "$i/Makefile" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/lib$installedtklibroot.a + no_tk="" + break + fi + done + fi + # check in a few other private locations + if test x"${ac_cv_c_tklib}" = x ; then + for i in \ + ${srcdir}/../tk \ + `ls -dr ${srcdir}/../tk[[0-9]]* 2>/dev/null` ; do + # first look for a freshly built dynamically linked library + if test -f "$i/libtk.so" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/libtk.so + no_tk="" + break + # then look for a freshly built statically linked library + # if Makefile exists, we assume it's configured and libtcl will be built + elif test -f "$i/libtk.a" -o -f "$i/Makefile" ; then + ac_cv_c_tklib=`(cd $i; pwd)`/libtk.a + no_tk="" + break + fi + done + fi + # see if one is conveniently installed with the compiler + if test x"${ac_cv_c_tklib}" = x ; then +dnl AC_REQUIRE(AC_PATH_X) + orig_libs="$LIBS" + LIBS="$LIBS -l$installedtklibroot $x_libraries $ac_cv_c_tcllib -lm" + AC_TRY_RUN([ + Tcl_AppInit() + { exit(0); }], ac_cv_c_tklib="-l$installedtklibroot", ac_cv_c_tklib="" + , ac_cv_c_tklib="-l$installedtklibroot") + LIBS="${orig_libs}" + fi + ]) + if test x"${ac_cv_c_tklib}" = x ; then + TKLIB="# no Tk library found" + AC_MSG_WARN(Can't find Tk library) + else + TKLIB=$ac_cv_c_tklib + AC_MSG_RESULT(found $TKLIB) + no_tk= + fi +fi +AC_PROVIDE([$0]) +AC_SUBST(TKLIB) +]) +AC_DEFUN(CY_AC_PATH_TK, [ + CY_AC_PATH_TKH + CY_AC_PATH_TKLIB +]) +AC_DEFUN(CY_AC_PATH_TCL, [ + CY_AC_PATH_TCLH + CY_AC_PATH_TCLLIB +]) |