Ticket #2738: handle errors at mc sturtup stage.
[midnight-commander.git] / m4.include / mc-use-termcap.m4
blobec34b3132113aad279da0aec2e3e3ebc045df90d
1 dnl
2 dnl Try using termcap database and link with libtermcap if possible.
3 dnl
4 AC_DEFUN([MC_USE_TERMCAP], [
5         screen_msg="$screen_msg with termcap database"
6         AC_MSG_NOTICE([using S-Lang screen library with termcap])
7         AC_DEFINE(USE_TERMCAP, 1, [Define to use termcap database])
8         AC_CHECK_LIB(termcap, tgoto, [MCLIBS="$MCLIBS -ltermcap"], , [$LIBS])
9 ])
11 dnl
12 dnl Check if the installed S-Lang library uses termcap
13 dnl
14 AC_DEFUN([MC_SLANG_TERMCAP], [
15     unset ac_cv_lib_termcap_tgoto
17     AC_CACHE_CHECK([if S-Lang uses termcap], [mc_cv_slang_termcap], [
18         ac_save_LIBS="$LIBS"
19         LIBS="$LIBS -lslang"
20         AC_TRY_LINK([
21 #ifdef HAVE_SLANG_SLANG_H
22 #include <slang/slang.h>
23 #else
24 #include <slang.h>
25 #endif
26                     ],
27                     [SLtt_get_terminfo(); SLtt_tgetflag((char*)"");],
28                     [mc_cv_slang_termcap=no],
29                     [mc_cv_slang_termcap=yes])
30         LIBS="$ac_save_LIBS"
31     ])
33     if test x"$mc_cv_slang_termcap" = xyes; then
34         MC_USE_TERMCAP
35     fi