forked from OSchip/llvm-project
72 lines
1.9 KiB
Plaintext
72 lines
1.9 KiB
Plaintext
AC_DEFUN([AX_SUBMODULE],
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[
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m4_if(m4_bregexp($2,|,choice),choice,
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[AC_ARG_WITH($1,
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[AS_HELP_STRING([--with-$1=$2],
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[Which $1 to use [default=$3]])])])
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case "system" in
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$2)
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AC_ARG_WITH($1_prefix,
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[AS_HELP_STRING([--with-$1-prefix=DIR],
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[Prefix of $1 installation])])
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AC_ARG_WITH($1_exec_prefix,
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[AS_HELP_STRING([--with-$1-exec-prefix=DIR],
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[Exec prefix of $1 installation])])
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esac
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m4_if(m4_bregexp($2,build,build),build,
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[AC_ARG_WITH($1_builddir,
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[AS_HELP_STRING([--with-$1-builddir=DIR],
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[Location of $1 builddir])])])
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if test "x$with_$1_prefix" != "x" -a "x$with_$1_exec_prefix" = "x"; then
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with_$1_exec_prefix=$with_$1_prefix
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fi
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if test "x$with_$1_prefix" != "x" -o "x$with_$1_exec_prefix" != "x"; then
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if test "x$with_$1" != "x" -a "x$with_$1" != "xyes" -a "x$with_$1" != "xsystem"; then
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AC_MSG_ERROR([Setting $with_$1_prefix implies use of system $1])
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fi
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with_$1="system"
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fi
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if test "x$with_$1_builddir" != "x"; then
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if test "x$with_$1" != "x" -a "x$with_$1" != "xyes" -a "x$with_$1" != "xbuild"; then
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AC_MSG_ERROR([Setting $with_$1_builddir implies use of build $1])
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fi
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with_$1="build"
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$1_srcdir=`echo @abs_srcdir@ | $with_$1_builddir/config.status --file=-`
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AC_MSG_NOTICE($1 sources in $$1_srcdir)
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fi
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if test "x$with_$1_exec_prefix" != "x"; then
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export PKG_CONFIG_PATH="$with_$1_exec_prefix/lib/pkgconfig${PKG_CONFIG_PATH+:$PKG_CONFIG_PATH}"
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fi
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case "$with_$1" in
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$2)
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;;
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*)
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case "$3" in
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bundled)
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if test -d $srcdir/.git -a \
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-d $srcdir/$1 -a \
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! -d $srcdir/$1/.git; then
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AC_MSG_WARN([git repo detected, but submodule $1 not initialized])
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AC_MSG_WARN([You may want to run])
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AC_MSG_WARN([ git submodule init])
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AC_MSG_WARN([ git submodule update])
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AC_MSG_WARN([ sh autogen.sh])
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fi
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if test -f $srcdir/$1/configure; then
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with_$1="bundled"
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else
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with_$1="no"
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fi
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;;
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*)
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with_$1="$3"
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;;
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esac
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;;
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esac
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AC_MSG_CHECKING([which $1 to use])
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AC_MSG_RESULT($with_$1)
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])
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