configure.ac revision 1.7 
1#	$NetBSD: configure.ac,v 1.7 2006/10/09 20:51:05 apb Exp $
2#
3# Autoconf definition file for make.
4#
5
6AC_INIT([make], [noversion], [bin-bug-people@NetBSD.org])
7AC_CONFIG_FILES(buildmake.sh)
8
9AC_PATH_PROG(BSHELL, sh)
10if test x"$BSHELL" = x; then
11	AC_MSG_ERROR([sh must be somewhere on \$PATH])
12fi
13# Make wants to get the directory name and the basename
14# for the default shell in two separate variables.
15nb_path_defshelldir="${BSHELL%/*}"
16nb_basename_defshell="${BSHELL##*/}"
17AC_DEFINE_UNQUOTED(_PATH_DEFSHELLDIR, "$nb_path_defshelldir")
18AC_DEFINE_UNQUOTED(_BASENAME_DEFSHELL, "$nb_basename_defshell")
19
20# Make sure we have POSIX regex ability.
21AC_CHECK_HEADER(regex.h,, AC_MSG_ERROR([POSIX regex.h is required]))
22
23# If we don't have <poll.h>, we need to use select(2).
24AC_CHECK_HEADER(poll.h,, AC_DEFINE(USE_SELECT))
25
26# regcomp() and regexec() are also names of functions in the old V8
27# regexp package.  To avoid them, we need to find out who has regfree().
28
29dnl # Cygwin: We *MUST* look at -lregex *before* the "no libs" condition.
30dnl # Thus AC_CHECK_LIB(regex...) comes first, and AC_SEARCHLIBS next.
31AC_CHECK_LIB(regex, regfree)
32AC_SEARCH_LIBS(regfree, rx posix)
33
34AC_CHECK_FUNCS(setenv strdup strerror strftime vsnprintf)
35
36AC_OUTPUT
37