1 dnl Copyright © 2022 Nick Bowler
3 dnl License WTFPL2: Do What The Fuck You Want To Public License, version 2.
4 dnl This is free software: you are free to do what the fuck you want to.
5 dnl There is NO WARRANTY, to the extent permitted by law.
7 dnl remove pointless gnulib warning flag check
8 AC_DEFUN([gl_CC_GNULIB_WARNINGS])
10 AC_INIT([rrace], [0], [nbowler@draconx.ca])
11 AC_CONFIG_HEADERS([config.h])
13 AM_INIT_AUTOMAKE([-Wall -Wno-portability foreign subdir-objects])
14 AM_SILENT_RULES([yes])
23 m4_include([lib/gnulib.mk])
25 dnl We will provide our own makefile rules for gettext. Disable tracing of
26 dnl AM_GNU_GETTEXT to prevent autoreconf from running autopoint, and to
27 dnl prevent automake from growing gratuitous error conditions.
28 m4_traceoff([AM_GNU_GETTEXT])
29 AM_GNU_GETTEXT([external])
30 AH_BOTTOM([#include <conf_post.h>])
33 AC_ARG_WITH([curses], [AS_HELP_STRING([--with-curses],
34 [use curses for playing in text mode (default: auto)])],
35 [], [with_curses=auto])
36 AS_IF([test x"$with_curses" != x"no"],
37 [DX_LIB_CURSES([have_curses=yes], [have_curses=no])])
38 AS_IF([test x"$with_curses" = x"yes" && x"$have_curses" != x"yes"],
39 [AC_MSG_FAILURE([--with-curses requested but curses was not found])])
40 AM_CONDITIONAL([HAVE_CURSES], [test x"$have_curses" = x"yes"])
42 AM_COND_IF([HAVE_CURSES],
43 [DX_CHECK_CURSES_FUNC([wresize], [0,0,0])
44 DX_CHECK_CURSES_MOUSE_SUPPORT])
48 AS_IF([test x"$no_x" != x"yes"],
49 [AC_CACHE_CHECK([for Motif], [dx_cv_have_motif],
50 [save_CFLAGS=$CFLAGS save_LIBS=$LIBS
51 dx_cv_motif_cflags="$X_CFLAGS"
52 dx_cv_motif_libs="$X_LIBS $X_PRE_LIBS -lXm -lXt -lX11 $X_EXTRA_LIBS"
53 CFLAGS="$dx_cv_motif_cflags $CFLAGS"
54 LIBS="$dx_cv_motif_libs $LIBS"
55 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <Xm/XmAll.h>],
56 [XmCreateMainWindow(0, 0, 0, 0); XtAppSetExitFlag(0)])],
57 [dx_cv_have_motif=yes], [dx_cv_have_motif=no])
58 CFLAGS=$save_CFLAGS LIBS=$save_LIBS])])
60 AS_IF([test x"$with_x" = x"yes" && test "$dx_cv_have_motif" != x"yes"],
61 [AC_MSG_FAILURE([--with-x requested but Motif was not found])])
63 AC_SUBST([MOTIF_CFLAGS], [@&t@])
64 AC_SUBST([MOTIF_LIBS], [@&t@])
65 AM_CONDITIONAL([HAVE_MOTIF],
66 [test x"$with_x" != x"no" && test x"$dx_cv_have_motif" = x"yes"])
67 AM_COND_IF([HAVE_MOTIF],
68 [MOTIF_CFLAGS=$dx_cv_motif_cflags MOTIF_LIBS=$dx_cv_motif_libs],
69 [AC_DEFINE([X_DISPLAY_MISSING])])
70 AH_TEMPLATE([X11_RENDER_DEBUG],
71 [Define to 1 to enable visual aids for debugging X11 rendering.])
73 AC_CONFIG_TESTDIR([.], [t:.])
75 AM_CONDITIONAL([HAVE_AUTOTEST], [test x"$dx_cv_autotest_works" = x"yes"])
77 AC_CHECK_PROGS([XPMTOPPM], [xpmtoppm])
78 AC_CHECK_PROGS([PNMTOPNG], [pnmtopng])
79 AC_CHECK_PROGS([CONVERT], [convert])
80 AC_CHECK_PROGS([GM], [gm])
81 AC_CACHE_CHECK([how to convert XPM to PNG], [dx_cv_xpm_to_png],
82 [cat >conftest.xpm <<'EOF'
90 check_conftest_png () {
91 od conftest.png | $AWK 'BEGIN { success=0; }
92 NR == 1 && $2 == "050211" && $3 == "043516" { success=1; }
93 NR == 1 && $2 == "104520" && $3 == "047107" { success=1; }
94 END { exit(!success); }'
97 for dx_cv_xpm_to_png in netpbm 'gm convert' convert unknown; do
98 AS_CASE([$dx_cv_xpm_to_png],
101 [AS_IF([$XPMTOPPM conftest.xpm >conftest.ppm 2>&AS_MESSAGE_LOG_FD],
103 AS_IF([$PNMTOPNG conftest.ppm >conftest.png 2>&AS_MESSAGE_LOG_FD],
105 AS_IF([check_conftest_png], [break])],
108 [AS_CASE([$dx_cv_xpm_to_png],
109 [gm*], [test_convert="$GM convert"],
110 [test_convert="$CONVERT"])
111 AS_IF([$test_convert conftest.xpm conftest.png >&AS_MESSAGE_LOG_FD 2>&1],
113 AS_IF([check_conftest_png], [break])])
115 rm -f conftest.xpm conftest.ppm conftest.png])
117 AM_CONDITIONAL([USE_NETPBM], [test x"$dx_cv_xpm_to_png" = x"netpbm"])
118 AM_CONDITIONAL([USE_CONVERT],
119 [AS_CASE([$dx_cv_xpm_to_png], [*convert], [], [false])])
121 AS_IF([test x"$dx_cv_xpm_to_png" = x"gm convert"],
122 [CONVERT="$GM convert"])
124 AC_CHECK_PROGS([OPTIPNG], [optipng])
127 AC_CONFIG_FILES([Makefile])
131 AM_COND_IF([HAVE_CURSES], [have_ui=:])
132 AM_COND_IF([HAVE_MOTIF], [have_ui=:])
133 AS_IF([$have_ui], [],
134 [AC_MSG_WARN([No user interface is enabled.])
135 AC_MSG_WARN([It will not be possible to play the game.])])