AM_INIT_AUTOMAKE([foreign])
+# For releases, enable silent rules, unless the user explicitly
+# disables them.
+# For the devel tree, do build with verbose output, unless user
+# explicitly enables silent rules
AS_IF(
[test "$(${srcdir}/scripts/version.sh --internal)" = "git"],
[AM_SILENT_RULES],
[*], [wall_CFLAGS=""])])
AC_SUBST([wall_CFLAGS],[${wall_CFLAGS}])
-# For releases, do not build with -Werror, unless the user explcitly
+# For releases, do not build with -Werror, unless the user explicitly
# requests to build with -Werror.
# For the devel tree, do build with -Werror by default, unless user
# explicitly disables -Werror
AS_IF(
[test "$need_pkgconfig" = "yes"],
[PKG_PROG_PKG_CONFIG()])
+# Look for `lex'. If it cannot be found, autoconf sets $LEX to ':'.
AC_PROG_LEX
+AS_IF(
+ [test "$LEX" = ":"],
+ [AC_MSG_ERROR([can not find a lexer generator (such as lex or flex)])])
AC_SUBST([AM_LFLAGS], ["-L -P zconf"])
+# Look for `yacc'. If it cannot be found, autoconf sets $YACC to 'yacc'.
AC_PROG_YACC
+AS_IF(
+ [test "$YACC" = "yacc"],
+ [AC_CHECK_PROGS(
+ [YACC_IN_PATH],
+ [yacc])]
+ AS_IF(
+ [test -z "$YACC_IN_PATH"],
+ [AC_MSG_ERROR([can not find a parser generator (such as yacc or bison)])]))
AC_SUBST([AM_YFLAGS], ["-t -l -p zconf"])
#----------------------------------------
LIBS=
AC_CHECK_HEADERS(
[ncursesw/curses.h ncurses/ncurses.h ncurses/curses.h ncurses.h curses.h],
- [CURSES_LOC=$ac_header; ncurses_mconf_CPPFLAGS=-DCURSES_LOC=\\\"$ac_header\\\"; break])
+ [CURSES_LOC=$ac_header
+ ncurses_mconf_CPPFLAGS=-DCURSES_LOC=\\\"$ac_header\\\"
+ break # Stupid syntax-coloring in vim: "])
AS_IF(
[test -z "$CURSES_LOC"],
[AS_IF(
AS_CASE(
[$CURSES_LOC],
[ncursesw/*],[ncurses_mconf_CPPFLAGS="$ncurses_mconf_CPPFLAGS -DNCURSES_WIDECHAR=1"])
+ AC_SEARCH_LIBS(
+ [setupterm],
+ [tinfo],
+ [break])
AC_SEARCH_LIBS(
[initscr],
[ncursesw ncurses curses],
[test "$need_curses" = "yes"],
[AC_MSG_ERROR([could not find curses library (frontends: mconf/nconf)])],
[has_curses=no])])
- AC_SEARCH_LIBS(
- [setupterm],
- [tinfo],
- [break])
ncurses_LIBS="$LIBS"
LIBS=$LIBS_old])