mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-25 18:23:29 +08:00
ba68ad5701
* configure.in: Add --enable-warnings.
Adjust whitespace of other --with and --enable options so that
configure --help lines up correctly.
* aclocal.m4: Ditto.
* Makefile.in (WARN_CFLAGS): Add. Set by configure.
* configure: Regenerated.
530 lines
16 KiB
Plaintext
530 lines
16 KiB
Plaintext
dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support
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dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
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sinclude(../bfd/aclocal.m4)
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dnl CY_AC_PATH_TCLCONFIG and CY_AC_LOAD_TCLCONFIG should be invoked
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dnl (in that order) before any other TCL macros. Similarly for TK.
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dnl CYGNUS LOCAL: This gets the right posix flag for gcc
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AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
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[AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
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AC_MSG_CHECKING([if running LynxOS])
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AC_CACHE_VAL(ac_cv_os_lynx,
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[AC_EGREP_CPP(yes,
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[/*
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* The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__"
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*/
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#if defined(__Lynx__) || defined(Lynx)
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yes
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#endif
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], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)])
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#
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if test "$ac_cv_os_lynx" = "yes" ; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(LYNX)
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AC_MSG_CHECKING([whether -mposix or -X is available])
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AC_CACHE_VAL(ac_cv_c_posix_flag,
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[AC_TRY_COMPILE(,[
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/*
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* This flag varies depending on how old the compiler is.
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* -X is for the old "cc" and "gcc" (based on 1.42).
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* -mposix is for the new gcc (at least 2.5.8).
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*/
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#if defined(__GNUC__) && __GNUC__ >= 2
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choke me
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#endif
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], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")])
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CC="$CC $ac_cv_c_posix_flag"
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AC_MSG_RESULT($ac_cv_c_posix_flag)
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else
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AC_MSG_RESULT(no)
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fi
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])
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#
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# Sometimes the native compiler is a bogus stub for gcc or /usr/ucb/cc. This
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# makes configure think it's cross compiling. If --target wasn't used, then
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# we can't configure, so something is wrong. We don't use the cache
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# here cause if somebody fixes their compiler install, we want this to work.
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AC_DEFUN(CY_AC_C_WORKS,
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[# If we cannot compile and link a trivial program, we can't expect anything to work
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AC_MSG_CHECKING(whether the compiler ($CC) actually works)
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AC_TRY_COMPILE(, [/* don't need anything here */],
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c_compiles=yes, c_compiles=no)
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AC_TRY_LINK(, [/* don't need anything here */],
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c_links=yes, c_links=no)
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if test x"${c_compiles}" = x"no" ; then
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AC_MSG_ERROR(the native compiler is broken and won't compile.)
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fi
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if test x"${c_links}" = x"no" ; then
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AC_MSG_ERROR(the native compiler is broken and won't link.)
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fi
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AC_MSG_RESULT(yes)
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])
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AC_DEFUN(CY_AC_PATH_TCLH, [
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#
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# Ok, lets find the tcl source trees so we can use the headers
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# Warning: transition of version 9 to 10 will break this algorithm
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# because 10 sorts before 9. We also look for just tcl. We have to
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# be careful that we don't match stuff like tclX by accident.
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# the alternative search directory is involked by --with-tclinclude
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#
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no_tcl=true
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AC_MSG_CHECKING(for Tcl private headers. dir=${configdir})
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AC_ARG_WITH(tclinclude, [ --with-tclinclude=DIR Directory where tcl private headers are], with_tclinclude=${withval})
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AC_CACHE_VAL(ac_cv_c_tclh,[
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# first check to see if --with-tclinclude was specified
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if test x"${with_tclinclude}" != x ; then
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if test -f ${with_tclinclude}/tclInt.h ; then
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ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)`
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elif test -f ${with_tclinclude}/generic/tclInt.h ; then
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ac_cv_c_tclh=`(cd ${with_tclinclude}/generic; pwd)`
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else
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AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers])
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fi
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fi
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# next check if it came with Tcl configuration file
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if test x"${ac_cv_c_tclconfig}" = x ; then
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if test -f $ac_cv_c_tclconfig/../generic/tclInt.h ; then
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ac_cv_c_tclh=`(cd $ac_cv_c_tclconfig/..; pwd)`
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fi
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fi
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# next check in private source directory
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#
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# since ls returns lowest version numbers first, reverse its output
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if test x"${ac_cv_c_tclh}" = x ; then
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for i in \
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${srcdir}/../tcl \
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`ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` \
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${srcdir}/../../tcl \
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`ls -dr ${srcdir}/../../tcl[[7-9]]* 2>/dev/null` \
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${srcdir}/../../../tcl \
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`ls -dr ${srcdir}/../../../tcl[[7-9]]* 2>/dev/null ` ; do
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if test -f $i/generic/tclInt.h ; then
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ac_cv_c_tclh=`(cd $i/generic; pwd)`
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break
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fi
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done
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fi
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# finally check in a few common install locations
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#
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# since ls returns lowest version numbers first, reverse its output
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if test x"${ac_cv_c_tclh}" = x ; then
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for i in \
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`ls -dr /usr/local/src/tcl[[7-9]]* 2>/dev/null` \
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`ls -dr /usr/local/lib/tcl[[7-9]]* 2>/dev/null` \
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/usr/local/src/tcl \
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/usr/local/lib/tcl \
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${prefix}/include ; do
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if test -f $i/generic/tclInt.h ; then
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ac_cv_c_tclh=`(cd $i/generic; pwd)`
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break
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fi
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done
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fi
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# see if one is installed
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if test x"${ac_cv_c_tclh}" = x ; then
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AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="")
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fi
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])
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if test x"${ac_cv_c_tclh}" = x ; then
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TCLHDIR="# no Tcl private headers found"
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AC_MSG_ERROR([Can't find Tcl private headers])
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fi
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if test x"${ac_cv_c_tclh}" != x ; then
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no_tcl=""
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if test x"${ac_cv_c_tclh}" = x"installed" ; then
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AC_MSG_RESULT([is installed])
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TCLHDIR=""
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else
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AC_MSG_RESULT([found in ${ac_cv_c_tclh}])
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# this hack is cause the TCLHDIR won't print if there is a "-I" in it.
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TCLHDIR="-I${ac_cv_c_tclh}"
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fi
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fi
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AC_SUBST(TCLHDIR)
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])
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AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
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#
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# Ok, lets find the tcl configuration
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# First, look for one uninstalled.
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# the alternative search directory is invoked by --with-tclconfig
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#
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if test x"${no_tcl}" = x ; then
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# we reset no_tcl in case something fails here
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no_tcl=true
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AC_ARG_WITH(tclconfig, [ --with-tclconfig=DIR Directory containing tcl configuration (tclConfig.sh)],
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with_tclconfig=${withval})
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AC_MSG_CHECKING([for Tcl configuration])
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AC_CACHE_VAL(ac_cv_c_tclconfig,[
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# First check to see if --with-tclconfig was specified.
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if test x"${with_tclconfig}" != x ; then
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if test -f "${with_tclconfig}/tclConfig.sh" ; then
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ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
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else
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AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
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fi
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fi
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# then check for a private Tcl installation
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if test x"${ac_cv_c_tclconfig}" = x ; then
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for i in \
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../tcl \
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`ls -dr ../tcl[[7-9]]* 2>/dev/null` \
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../../tcl \
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`ls -dr ../../tcl[[7-9]]* 2>/dev/null` \
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../../../tcl \
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`ls -dr ../../../tcl[[7-9]]* 2>/dev/null` ; do
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if test -f "$i/${configdir}/tclConfig.sh" ; then
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ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
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break
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fi
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done
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fi
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# check in a few common install locations
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if test x"${ac_cv_c_tclconfig}" = x ; then
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for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
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if test -f "$i/tclConfig.sh" ; then
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ac_cv_c_tclconfig=`(cd $i; pwd)`
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break
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fi
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done
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fi
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# check in a few other private locations
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if test x"${ac_cv_c_tclconfig}" = x ; then
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for i in \
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${srcdir}/../tcl \
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`ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` ; do
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if test -f "$i/${configdir}/tclConfig.sh" ; then
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ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
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break
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fi
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done
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fi
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])
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if test x"${ac_cv_c_tclconfig}" = x ; then
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TCLCONFIG="# no Tcl configs found"
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AC_MSG_WARN(Can't find Tcl configuration definitions)
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else
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no_tcl=
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TCLCONFIG=${ac_cv_c_tclconfig}/tclConfig.sh
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AC_MSG_RESULT(found $TCLCONFIG)
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fi
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fi
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])
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# Defined as a separate macro so we don't have to cache the values
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# from PATH_TCLCONFIG (because this can also be cached).
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AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
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. $TCLCONFIG
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AC_SUBST(TCL_VERSION)
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AC_SUBST(TCL_MAJOR_VERSION)
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AC_SUBST(TCL_MINOR_VERSION)
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AC_SUBST(TCL_CC)
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AC_SUBST(TCL_DEFS)
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dnl not used, don't export to save symbols
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dnl AC_SUBST(TCL_LIB_FILE)
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dnl don't export, not used outside of configure
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dnl AC_SUBST(TCL_LIBS)
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dnl not used, don't export to save symbols
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dnl AC_SUBST(TCL_PREFIX)
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dnl not used, don't export to save symbols
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dnl AC_SUBST(TCL_EXEC_PREFIX)
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AC_SUBST(TCL_SHLIB_CFLAGS)
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AC_SUBST(TCL_SHLIB_LD)
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dnl don't export, not used outside of configure
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AC_SUBST(TCL_SHLIB_LD_LIBS)
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AC_SUBST(TCL_SHLIB_SUFFIX)
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dnl not used, don't export to save symbols
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AC_SUBST(TCL_DL_LIBS)
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AC_SUBST(TCL_LD_FLAGS)
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dnl don't export, not used outside of configure
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AC_SUBST(TCL_LD_SEARCH_FLAGS)
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AC_SUBST(TCL_COMPAT_OBJS)
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AC_SUBST(TCL_RANLIB)
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AC_SUBST(TCL_BUILD_LIB_SPEC)
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AC_SUBST(TCL_LIB_SPEC)
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AC_SUBST(TCL_LIB_VERSIONS_OK)
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dnl not used, don't export to save symbols
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dnl AC_SUBST(TCL_SHARED_LIB_SUFFIX)
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dnl not used, don't export to save symbols
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dnl AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
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])
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# Warning: Tk definitions are very similar to Tcl definitions but
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# are not precisely the same. There are a couple of differences,
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# so don't do changes to Tcl thinking you can cut and paste it do
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# the Tk differences and later simply substitute "Tk" for "Tcl".
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# Known differences:
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# - Acceptable Tcl major version #s is 7-9 while Tk is 4-9
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# - Searching for Tcl includes looking for tclInt.h, Tk looks for tk.h
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# - Computing major/minor versions is different because Tk depends on
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# headers to Tcl, Tk, and X.
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# - Symbols in tkConfig.sh are different than tclConfig.sh
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# - Acceptable for Tk to be missing but not Tcl.
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AC_DEFUN(CY_AC_PATH_TKH, [
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#
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# Ok, lets find the tk source trees so we can use the headers
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# If the directory (presumably symlink) named "tk" exists, use that one
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# in preference to any others. Same logic is used when choosing library
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# and again with Tcl. The search order is the best place to look first, then in
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# decreasing significance. The loop breaks if the trigger file is found.
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# Note the gross little conversion here of srcdir by cd'ing to the found
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# directory. This converts the path from a relative to an absolute, so
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# recursive cache variables for the path will work right. We check all
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# the possible paths in one loop rather than many seperate loops to speed
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# things up.
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# the alternative search directory is involked by --with-tkinclude
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#
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no_tk=true
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AC_MSG_CHECKING(for Tk private headers)
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AC_ARG_WITH(tkinclude, [ --with-tkinclude=DIR Directory where tk private headers are], with_tkinclude=${withval})
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AC_CACHE_VAL(ac_cv_c_tkh,[
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# first check to see if --with-tkinclude was specified
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if test x"${with_tkinclude}" != x ; then
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if test -f ${with_tkinclude}/tk.h ; then
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ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)`
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elif test -f ${with_tkinclude}/generic/tk.h ; then
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ac_cv_c_tkh=`(cd ${with_tkinclude}/generic; pwd)`
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else
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AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers])
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fi
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fi
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# next check if it came with Tk configuration file
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if test x"${ac_cv_c_tkconfig}" = x ; then
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if test -f $ac_cv_c_tkconfig/../generic/tk.h ; then
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ac_cv_c_tkh=`(cd $ac_cv_c_tkconfig/..; pwd)`
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fi
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fi
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# next check in private source directory
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#
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# since ls returns lowest version numbers first, reverse its output
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if test x"${ac_cv_c_tkh}" = x ; then
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for i in \
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${srcdir}/../tk \
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`ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` \
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${srcdir}/../../tk \
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`ls -dr ${srcdir}/../../tk[[4-9]]* 2>/dev/null` \
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${srcdir}/../../../tk \
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`ls -dr ${srcdir}/../../../tk[[4-9]]* 2>/dev/null ` ; do
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if test -f $i/generic/tk.h ; then
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ac_cv_c_tkh=`(cd $i/generic; pwd)`
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break
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fi
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done
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fi
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# finally check in a few common install locations
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#
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# since ls returns lowest version numbers first, reverse its output
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if test x"${ac_cv_c_tkh}" = x ; then
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for i in \
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`ls -dr /usr/local/src/tk[[4-9]]* 2>/dev/null` \
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`ls -dr /usr/local/lib/tk[[4-9]]* 2>/dev/null` \
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/usr/local/src/tk \
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/usr/local/lib/tk \
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${prefix}/include ; do
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if test -f $i/generic/tk.h ; then
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ac_cv_c_tkh=`(cd $i/generic; pwd)`
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break
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fi
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done
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fi
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# see if one is installed
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if test x"${ac_cv_c_tkh}" = x ; then
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AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed, ac_cv_c_tkh="")
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fi
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])
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if test x"${ac_cv_c_tkh}" != x ; then
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no_tk=""
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if test x"${ac_cv_c_tkh}" = x"installed" ; then
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AC_MSG_RESULT([is installed])
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TKHDIR=""
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else
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AC_MSG_RESULT([found in ${ac_cv_c_tkh}])
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# this hack is cause the TKHDIR won't print if there is a "-I" in it.
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TKHDIR="-I${ac_cv_c_tkh}"
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fi
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else
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TKHDIR="# no Tk directory found"
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AC_MSG_WARN([Can't find Tk private headers])
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no_tk=true
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fi
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AC_SUBST(TKHDIR)
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])
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AC_DEFUN(CY_AC_PATH_TKCONFIG, [
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#
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# Ok, lets find the tk configuration
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# First, look for one uninstalled.
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# the alternative search directory is invoked by --with-tkconfig
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#
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if test x"${no_tk}" = x ; then
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# we reset no_tk in case something fails here
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no_tk=true
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AC_ARG_WITH(tkconfig, [ --with-tkconfig=DIR Directory containing tk configuration (tkConfig.sh)],
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with_tkconfig=${withval})
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AC_MSG_CHECKING([for Tk configuration])
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AC_CACHE_VAL(ac_cv_c_tkconfig,[
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# First check to see if --with-tkconfig was specified.
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if test x"${with_tkconfig}" != x ; then
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if test -f "${with_tkconfig}/tkConfig.sh" ; then
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ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
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else
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AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh])
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fi
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fi
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# then check for a private Tk library
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if test x"${ac_cv_c_tkconfig}" = x ; then
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for i in \
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../tk \
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`ls -dr ../tk[[4-9]]* 2>/dev/null` \
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../../tk \
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`ls -dr ../../tk[[4-9]]* 2>/dev/null` \
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../../../tk \
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`ls -dr ../../../tk[[4-9]]* 2>/dev/null` ; do
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if test -f "$i/${configdir}/tkConfig.sh" ; then
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ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
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break
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fi
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done
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fi
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# check in a few common install locations
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if test x"${ac_cv_c_tkconfig}" = x ; then
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for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
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if test -f "$i/tkConfig.sh" ; then
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ac_cv_c_tkconfig=`(cd $i; pwd)`
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break
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fi
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done
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fi
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# check in a few other private locations
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if test x"${ac_cv_c_tkconfig}" = x ; then
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for i in \
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${srcdir}/../tk \
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`ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` ; do
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if test -f "$i/${configdir}/tkConfig.sh" ; then
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ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
])
|
|
if test x"${ac_cv_c_tkconfig}" = x ; then
|
|
TKCONFIG="# no Tk configs found"
|
|
AC_MSG_WARN(Can't find Tk configuration definitions)
|
|
else
|
|
no_tk=
|
|
TKCONFIG=${ac_cv_c_tkconfig}/tkConfig.sh
|
|
AC_MSG_RESULT(found $TKCONFIG)
|
|
fi
|
|
fi
|
|
|
|
])
|
|
|
|
# Defined as a separate macro so we don't have to cache the values
|
|
# from PATH_TKCONFIG (because this can also be cached).
|
|
AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
|
|
if test -f "$TKCONFIG" ; then
|
|
. $TKCONFIG
|
|
fi
|
|
|
|
AC_SUBST(TK_VERSION)
|
|
dnl not actually used, don't export to save symbols
|
|
dnl AC_SUBST(TK_MAJOR_VERSION)
|
|
dnl AC_SUBST(TK_MINOR_VERSION)
|
|
AC_SUBST(TK_DEFS)
|
|
|
|
dnl not used, don't export to save symbols
|
|
dnl AC_SUBST(TK_LIB_FILE)
|
|
|
|
dnl not used outside of configure
|
|
dnl AC_SUBST(TK_LIBS)
|
|
dnl not used, don't export to save symbols
|
|
dnl AC_SUBST(TK_PREFIX)
|
|
|
|
dnl not used, don't export to save symbols
|
|
dnl AC_SUBST(TK_EXEC_PREFIX)
|
|
|
|
AC_SUBST(TK_BUILD_INCLUDES)
|
|
AC_SUBST(TK_XINCLUDES)
|
|
AC_SUBST(TK_XLIBSW)
|
|
AC_SUBST(TK_BUILD_LIB_SPEC)
|
|
AC_SUBST(TK_LIB_SPEC)
|
|
])
|
|
|
|
|
|
# check for Itcl headers.
|
|
|
|
AC_DEFUN(CY_AC_PATH_ITCLH, [
|
|
AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
|
|
if test x"${ac_cv_c_itclh}" = x ; then
|
|
for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ; do
|
|
if test -f $i/src/itcl.h ; then
|
|
ac_cv_c_itclh=`(cd $i/src; pwd)`
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
if test x"${ac_cv_c_itclh}" = x ; then
|
|
ITCLHDIR="# no Itcl private headers found"
|
|
AC_MSG_ERROR([Can't find Itcl private headers])
|
|
fi
|
|
if test x"${ac_cv_c_itclh}" != x ; then
|
|
ITCLHDIR="-I${ac_cv_c_itclh}"
|
|
fi
|
|
# should always be here
|
|
ITCLLIB="../itcl/src/libitcl.a"
|
|
AC_SUBST(ITCLHDIR)
|
|
AC_SUBST(ITCLLIB)
|
|
])
|
|
|
|
# check for Tix headers.
|
|
|
|
AC_DEFUN(CY_AC_PATH_TIX, [
|
|
AC_MSG_CHECKING(for Tix private headers. srcdir=${srcdir})
|
|
if test x"${ac_cv_c_tixh}" = x ; then
|
|
for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do
|
|
if test -f $i/generic/tix.h ; then
|
|
ac_cv_c_tixh=`(cd $i/generic; pwd)`
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
if test x"${ac_cv_c_tixh}" = x ; then
|
|
TIXHDIR="# no Tix private headers found"
|
|
AC_MSG_ERROR([Can't find Tix private headers])
|
|
fi
|
|
if test x"${ac_cv_c_tixh}" != x ; then
|
|
TIXHDIR="-I${ac_cv_c_tixh}"
|
|
fi
|
|
AC_SUBST(TIXHDIR)
|
|
])
|