2 # Copyright (C) 2007-2021 Red Hat Inc., Richard W.M. Jones
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2 of the License, or (at your option) any later version.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 dnl Process this file with autoconf to produce a configure script.
20 AC_INIT([virt-top],[1.1.1])
21 AM_INIT_AUTOMAKE([foreign])
22 AC_CONFIG_MACRO_DIR([m4])
27 AC_USE_SYSTEM_EXTENSIONS
29 dnl Check for basic C environment.
33 test "x$U" != "x" && AC_MSG_ERROR([Compiler not ANSI compliant])
36 dnl Check support for 64 bit file offsets.
39 dnl Check for libxml2 (required).
40 PKG_CHECK_MODULES([LIBXML2], [libxml-2.0])
42 dnl Check for basic OCaml environment & findlib.
44 if test "$OCAMLC" = "no"; then
45 AC_MSG_ERROR([You must install the OCaml compiler])
48 AM_CONDITIONAL([HAVE_OCAMLOPT],[test "$OCAMLBEST" = "opt"])
51 if test "x$OCAMLFIND" = "xno"; then
52 AC_MSG_ERROR([OCaml findlib is required])
55 dnl Use ocamlfind to find the required packages ...
57 dnl Check for required OCaml packages.
58 AC_CHECK_OCAML_PKG(unix)
59 if test "x$OCAML_PKG_unix" = "xno"; then
60 AC_MSG_ERROR([Cannot find required OCaml package 'unix'])
63 AC_CHECK_OCAML_PKG(libvirt)
64 if test "x$OCAML_PKG_libvirt" = "xno"; then
65 AC_MSG_ERROR([Cannot find required OCaml package 'libvirt'])
68 AC_CHECK_OCAML_PKG(curses)
69 if test "x$OCAML_PKG_curses" = "xno"; then
70 AC_MSG_ERROR([Cannot find required OCaml package 'curses'])
73 dnl Check for optional OCaml packages.
74 AC_CHECK_OCAML_PKG(calendar)
75 AC_CHECK_OCAML_PKG(gettext)
77 AM_CONDITIONAL([HAVE_PKG_CALENDAR], [test "x$OCAML_PKG_calendar" != "xno"])
78 AM_CONDITIONAL([HAVE_PKG_GETTEXT], [test "x$OCAML_PKG_gettext" != "xno"])
80 dnl Check if ocamlc/ocamlopt -runtime-variant _pic works. It was
81 dnl added in OCaml >= 4.03, but in theory might be disabled by
82 dnl downstream distros.
83 OCAML_RUNTIME_VARIANT_PIC_OPTION=""
84 if test "x$OCAMLC" != "xno"; then
85 AC_MSG_CHECKING([if OCaml ‘-runtime-variant _pic’ works])
86 rm -f conftest.ml contest
87 echo 'print_endline "hello world"' > conftest.ml
88 if $OCAMLOPT conftest.ml -runtime-variant _pic -o conftest >&5 2>&5 ; then
90 OCAML_RUNTIME_VARIANT_PIC_OPTION="-runtime-variant _pic"
94 rm -f conftest.ml contest
96 AC_SUBST([OCAML_RUNTIME_VARIANT_PIC_OPTION])
98 dnl Check for optional perldoc (for building manual pages).
99 AC_CHECK_PROG([HAVE_PERLDOC], perldoc, perldoc)
100 AM_CONDITIONAL([HAVE_PERLDOC], [test "x$HAVE_PERLDOC" = "xperldoc"])
102 dnl Check for recommended ocaml-gettext tool.
103 AC_CHECK_PROG([OCAML_GETTEXT], ocaml-gettext, ocaml-gettext)
104 AM_CONDITIONAL([HAVE_OCAML_GETTEXT],[test "x$OCAML_GETTEXT" = "xocaml-gettext"])
106 dnl Check for GNU gettext tools (optional).
107 AC_CHECK_PROG([XGETTEXT],[xgettext],[xgettext],[no])
108 AC_CHECK_PROG([MSGCAT],[msgcat],[msgcat],[no])
109 AC_CHECK_PROG([MSGFMT],[msgfmt],[msgfmt],[no])
110 AC_CHECK_PROG([MSGMERGE],[msgmerge],[msgmerge],[no])
112 dnl Check they are the GNU gettext tools.
113 AC_MSG_CHECKING([msgfmt is GNU tool])
114 if $MSGFMT --version >/dev/null 2>&1 && $MSGFMT --version | grep -q 'GNU gettext
120 AC_MSG_RESULT([$msgfmt_is_gnu])
121 AM_CONDITIONAL([HAVE_GNU_GETTEXT],
122 [test "x$XGETTEXT" != "xno" && test "x$MSGCAT" != "xno" && test "x$MSGFMT" != "xno" && test "x$MSGMERGE" != "xno" && test "x$msgfmt_is_gnu" != "xno"])
124 dnl Check for gettext.
125 AM_GNU_GETTEXT([external])
127 dnl Write gettext modules for the programs.
128 dnl http://www.le-gall.net/sylvain+violaine/documentation/ocaml-gettext/html/reference-manual/ch03s04.html
129 AC_MSG_NOTICE([creating src/opt_gettext.ml])
130 rm -f src/opt_gettext.ml
131 echo "(* This file is generated automatically by ./configure. *)" > src/opt_gettext.ml
132 if test "x$OCAML_PKG_gettext" != "xno"; then
133 # Gettext module is available, so use it.
134 cat <<EOT >>src/opt_gettext.ml
135 module Gettext = Gettext.Program (
137 let textdomain = "virt-top"
140 let dependencies = [[]]
142 ) (GettextStub.Native)
145 # No gettext module is available, so fake the translation functions.
146 cat <<EOT >>src/opt_gettext.ml
147 module Gettext = struct
148 external s_ : string -> string = "%identity"
149 external f_ : ('a -> 'b, 'c, 'd) format -> ('a -> 'b, 'c, 'd) format
151 let sn_ : string -> string -> int -> string
152 = fun s p n -> if n = 1 then s else p
153 let fn_ : ('a -> 'b, 'c, 'd) format -> ('a -> 'b, 'c, 'd) format -> int
154 -> ('a -> 'b, 'c, 'd) format
155 = fun s p n -> if n = 1 then s else p
161 echo "------------------------------------------------------------"
162 echo "Thanks for downloading" $PACKAGE_STRING
163 echo "------------------------------------------------------------"
165 dnl Produce output files.
166 AC_CONFIG_HEADERS([config.h])
167 AC_CONFIG_FILES([ocaml-dep.sh], [chmod +x,-w ocaml-dep.sh])
168 AC_CONFIG_FILES([ocaml-link.sh], [chmod +x,-w ocaml-link.sh])
169 AC_CONFIG_FILES([Makefile