Paul Davis
449aab3c46
git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf
114 lines
2.7 KiB
Plaintext
114 lines
2.7 KiB
Plaintext
dnl
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dnl Some macros needed for autoconf
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dnl
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dnl AL_PROG_GNU_M4(ACTION_NOT_FOUND)
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dnl Check for GNU m4. (sun won't do.)
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dnl
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AC_DEFUN([AL_PROG_GNU_M4],[
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AC_CHECK_PROGS(M4, gm4 m4, m4)
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if test "$M4" = "m4"; then
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AC_MSG_CHECKING(whether m4 is GNU m4)
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if $M4 --version </dev/null 2>/dev/null | grep '^GNU [Mm]4 ' >/dev/null ; then
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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if test "$host_vendor" = "sun"; then
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$1
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fi
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fi
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fi
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])
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dnl AL_PROG_GNU_MAKE(ACTION_NOT_FOUND)
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dnl Check for GNU make (no sun make)
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dnl
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AC_DEFUN([AL_PROG_GNU_MAKE],[
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dnl
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dnl Check for GNU make (stolen from gtk+/configure.in)
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AC_MSG_CHECKING(whether make is GNU Make)
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if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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if test "$host_vendor" = "sun" ; then
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$1
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fi
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fi
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])
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dnl AL_ACLOCAL_INCLUDE(macrodir)
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dnl Add a directory to macro search (from gnome)
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AC_DEFUN([AL_ACLOCAL_INCLUDE],
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[
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test "x$ACLOCAL_FLAGS" = "x" || ACLOCAL="$ACLOCAL $ACLOCAL_FLAGS"
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for dir in $1
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do
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ACLOCAL="$ACLOCAL -I $srcdir/$dir"
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done
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])
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## GTKMM_ARG_ENABLE_WARNINGS()
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##
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## Provide the --enable-warnings configure argument, set to 'minimum'
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## by default.
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##
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AC_DEFUN([GTKMM_ARG_ENABLE_WARNINGS],
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[
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AC_ARG_ENABLE([warnings],
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[ --enable-warnings=[[none|minimum|maximum|hardcore]]
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Control compiler pickyness. [[default=minimum]]],
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[gtkmm_enable_warnings="$enableval"],
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[gtkmm_enable_warnings='minimum'])
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AC_MSG_CHECKING([for compiler warning flags to use])
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gtkmm_warning_flags=''
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case "$gtkmm_enable_warnings" in
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minimum|yes) gtkmm_warning_flags='-Wall';;
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maximum) gtkmm_warning_flags='-pedantic -W -Wall';;
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hardcore) gtkmm_warning_flags='-pedantic -W -Wall -Werror';;
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esac
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gtkmm_use_flags=''
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if test "x$gtkmm_warning_flags" != "x"
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then
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echo 'int foo() { return 0; }' > conftest.cc
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for flag in $gtkmm_warning_flags
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do
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# Test whether the compiler accepts the flag. GCC doesn't bail
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# out when given an unsupported flag but prints a warning, so
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# check the compiler output instead.
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gtkmm_cxx_out="`$CXX $flag -c conftest.cc 2>&1`"
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rm -f conftest.$OBJEXT
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test "x${gtkmm_cxx_out}" = "x" && \
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gtkmm_use_flags="${gtkmm_use_flags:+$gtkmm_use_flags }$flag"
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done
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rm -f conftest.cc
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gtkmm_cxx_out=''
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fi
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if test "x$gtkmm_use_flags" != "x"
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then
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for flag in $gtkmm_use_flags
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do
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case " $CXXFLAGS " in
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*" $flag "*) ;; # don't add flags twice
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*) CXXFLAGS="${CXXFLAGS:+$CXXFLAGS }$flag";;
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esac
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done
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else
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gtkmm_use_flags='none'
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fi
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AC_MSG_RESULT([$gtkmm_use_flags])
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])
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