aft: Unify handling of hash and path duplicates.
[paraslash.git] / configure.ac
index 81f1e64c1d1da2e1f746df8a98382a84eba04d2f..2edabc86d6e1deb28a3df7edbb668d0a12c73c8b 100644 (file)
@@ -81,16 +81,16 @@ fi
 
 AC_C_BIGENDIAN()
 
-AC_PATH_PROG([gengetopt], [gengetopt])
-test -z "$gengetopt" && AC_MSG_ERROR(
+AC_PATH_PROG([GENGETOPT], [gengetopt])
+test -z "$GENGETOPT" && AC_MSG_ERROR(
        [gengetopt is required to build this package])
 
-AC_PATH_PROG([help2man], [help2man])
-test -z "$help2man" && AC_MSG_ERROR(
+AC_PATH_PROG([HELP2MAN], [help2man])
+test -z "$HELP2MAN" && AC_MSG_ERROR(
        [help2man is required to build this package])
 
-AC_PATH_PROG([install], [install])
-test -z "$install" && AC_MSG_ERROR(
+AC_PATH_PROG([INSTALL], [install])
+test -z "$INSTALL" && AC_MSG_ERROR(
        [The install program is required to build this package])
 
 AC_PROG_CC
@@ -194,7 +194,7 @@ if test ${have_ucred} = yes; then
        AC_DEFINE(HAVE_UCRED, 1, define to 1 you have struct ucred)
 fi
 ########################################################################### gengetopt
-echo 'option "z" z "" flag off' | $gengetopt --file-name conftest-ggo &&
+echo 'option "z" z "" flag off' | $GENGETOPT --file-name conftest-ggo &&
 AC_CHECK_DECL(
        [gengetopt_args_info_description],
        [ggo_descriptions_declared=yes],
@@ -203,39 +203,14 @@ AC_CHECK_DECL(
 )
 AC_SUBST(ggo_descriptions_declared)
 ########################################################################### curses
-have_curses="yes"
-OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LDFLAGS="$LDFLAGS"
-OLD_LIBS="$LIBS"
-AC_ARG_WITH(curses_headers, [AS_HELP_STRING(--with-curses-headers=dir,
-       [look for curses.h also in dir])])
-if test -n "$with_curses_headers"; then
-       curses_cppflags="-I$with_curses_headers"
-       CPPFLAGS="$CPPFLAGS $curses_cppflags"
-fi
-AC_ARG_WITH(curses_libs, [AS_HELP_STRING(--with-curses-libs=dir,
-       [look for libcurses also in dir])])
-if test -n "$with_curses_libs"; then
-       curses_libs="-L$with_curses_libs"
-       LDFLAGS="$LDFLAGS $curses_libs"
-fi
-AC_CHECK_HEADER(curses.h, [], [
-       have_curses="no"
-])
-curses_ldflags="$curses_libs"
-AC_CHECK_LIB([ncursesw], [initscr],
-       [curses_ldflags="$curses_libs -lncursesw"], [
-               AC_CHECK_LIB([curses], [initscr],
-                       [curses_ldflags="$curses_libs -lcurses"],
-                       [have_curses="no"]
-               )
-       ]
-)
-AC_SUBST(curses_cppflags)
-AC_SUBST(curses_ldflags)
-CPPFLAGS="$OLD_CPPFLAGS"
-LDFLAGS="$OLD_LDFLAGS"
-LIBS="$OLD_LIBS"
+STASH_FLAGS
+LIB_ARG_WITH([curses], [])
+HAVE_CURSES=yes
+AC_CHECK_HEADER(curses.h, [], [HAVE_CURSES=no])
+AC_SEARCH_LIBS([initscr], [ncursesw curses], [], [HAVE_CURSES=no])
+curses_ldflags="$curses_ldflags $LIBS"
+LIB_SUBST_FLAGS(curses)
+UNSTASH_FLAGS
 ########################################################################### ip_mreqn
 AC_MSG_CHECKING(for struct ip_mreqn (UDPv4 multicast))
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
@@ -354,29 +329,12 @@ AC_CHECK_LIB([id3tag], [id3_file_fdopen], [], HAVE_ID3TAG=no)
 LIB_SUBST_FLAGS(id3tag)
 UNSTASH_FLAGS
 ########################################################################### oss
-OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LDFLAGS="$LDFLAGS"
-OLD_LIBS="$LIBS"
-
-have_oss="yes"
-msg="=> will not build oss writer"
-
-AC_CHECK_HEADER(sys/soundcard.h, [
-       AC_CHECK_LIB(ossaudio, _oss_ioctl, [
-                       oss_ldflags="-lossaudio"
-                       AC_SUBST(oss_ldflags)
-               ]
-       )
-       ],
-       [
-               have_oss="no"
-               AC_MSG_WARN([no sys/soundcard.h $msg])
-       ]
-)
-CPPFLAGS="$OLD_CPPFLAGS"
-LDFLAGS="$OLD_LDFLAGS"
-LIBS="$OLD_LIBS"
-
+STASH_FLAGS
+LIB_ARG_WITH([oss], [])
+AC_CHECK_HEADER(sys/soundcard.h, [HAVE_OSS=yes], [HAVE_OSS=no])
+AC_CHECK_LIB(ossaudio, _oss_ioctl, [oss_ldflags="$oss_ldflags -lossaudio"], [])
+LIB_SUBST_FLAGS(oss)
+UNSTASH_FLAGS
 ########################################################################### alsa
 STASH_FLAGS
 LIB_ARG_WITH([alsa], [-lasound])
@@ -402,76 +360,24 @@ AC_CHECK_LIB([ao], [ao_initialize], [], HAVE_AO=no)
 LIB_SUBST_FLAGS(ao)
 UNSTASH_FLAGS
 AC_DEFUN([NEED_AO_OBJECTS], [{ test $HAVE_AO = yes -a $HAVE_PTHREAD = yes; }])
-############################################################# readline
-OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LDFLAGS="$LDFLAGS"
-OLD_LIBS="$LIBS"
-
-have_readline="yes"
-AC_ARG_WITH(readline_headers, [AS_HELP_STRING(--with-readline-headers=dir,
-       [look for libreadline header files also in dir])])
-if test -n "$with_readline_headers"; then
-       readline_cppflags="-I$with_readline_headers"
-       CPPFLAGS="$CPPFLAGS $readline_cppflags"
-fi
-
-AC_ARG_WITH(readline_libs, [AS_HELP_STRING(--with-readline-libs=dir,
-       [look for readline library also in dir])])
-if test -n "$with_readline_libs"; then
-       readline_libs="-L$with_readline_libs"
-       LDFLAGS="$LDFLAGS $readline_libs"
-fi
-msg="no interactive cli support"
-AC_CHECK_HEADERS([readline/readline.h], [
-       ], [
-       have_readline="no"
-       AC_MSG_WARN([readline/readline.h not found, $msg])
-])
-
-if test "$have_readline" = "yes"; then
-       readline_ldflags="$readline_libs"
-       AC_SEARCH_LIBS([rl_free_keymap], [readline], [
-               readline_ldflags="$readline_ldflags -lreadline"
-       ], [have_readline="no"])
-       if test "$have_readline" = "no"; then # try with -lcurses
-                # clear cache
-               AC_MSG_NOTICE([trying again with -lcurses])
-                unset ac_cv_search_rl_free_keymap 2> /dev/null
-               AC_SEARCH_LIBS([rl_free_keymap], [readline], [
-                       have_readline=yes
-                       readline_ldflags="$readline_ldflags -lreadline -lcurses"
-               ], [], [-lcurses])
-       fi
-       if test "$have_readline" = "no"; then # try with -ltermcap
-                # clear cache
-               AC_MSG_NOTICE([trying again with -ltermcap])
-                unset ac_cv_search_rl_free_keymap 2> /dev/null
-               AC_SEARCH_LIBS([rl_free_keymap], [readline], [
-                       have_readline=yes
-                       readline_ldflags="$readline_ldflags -lreadline -ltermcap"
-               ], [], [-ltermcap])
-       fi
-fi
-
-if test "$have_readline" = "yes"; then
-       AC_CHECK_DECL(
-               [rl_free_keymap],
-               [AC_DEFINE(RL_FREE_KEYMAP_DECLARED, 1, readline >= 6.3)],
-               [],
-               [
-                       #include <stdio.h>
-                       #include <readline/readline.h>
-               ]
-       )
-       AC_SUBST(readline_cppflags)
-       AC_SUBST(readline_ldflags)
-       AC_DEFINE(HAVE_READLINE, 1, define to 1 to turn on readline support)
-else
-       AC_MSG_WARN([libreadline not found or unusable])
-fi
-CPPFLAGS="$OLD_CPPFLAGS"
-LDFLAGS="$OLD_LDFLAGS"
-LIBS="$OLD_LIBS"
+######################################################################## readline
+STASH_FLAGS
+AC_SEARCH_LIBS([tgetent], [tinfo curses terminfo termcap])
+LIB_ARG_WITH([readline], [-lreadline $LIBS])
+HAVE_READLINE=yes
+AC_CHECK_HEADER([readline/readline.h], [], [HAVE_READLINE=no])
+AC_CHECK_LIB([readline], [rl_free_keymap], [], HAVE_READLINE=no)
+AC_CHECK_DECL(
+       [rl_free_keymap],
+       [AC_DEFINE(RL_FREE_KEYMAP_DECLARED, 1, readline >= 6.3)],
+       [],
+       [
+               #include <stdio.h>
+               #include <readline/readline.h>
+       ]
+)
+LIB_SUBST_FLAGS(readline)
+UNSTASH_FLAGS
 ############################################################# libsamplerate
 STASH_FLAGS
 LIB_ARG_WITH([samplerate], [-lsamplerate])
@@ -568,7 +474,7 @@ if test -n "$CRYPTOLIB"; then
        else
                client_errlist_objs="$client_errlist_objs gcrypt"
        fi
-       if test "$have_readline" = "yes"; then
+       if test $HAVE_READLINE = yes; then
                client_errlist_objs="$client_errlist_objs interactive"
        fi
        client_objs="add_cmdline($client_cmdline_objs) $client_errlist_objs"
@@ -667,7 +573,7 @@ if test -n "$CRYPTOLIB"; then
                audiod_cmdline_objs="$audiod_cmdline_objs mp3dec_filter"
                audiod_errlist_objs="$audiod_errlist_objs mp3dec_filter"
        fi
-       if test "$have_oss" = "yes"; then
+       if test $HAVE_OSS = yes; then
                audiod_errlist_objs="$audiod_errlist_objs oss_write"
                audiod_cmdline_objs="$audiod_cmdline_objs oss_write"
        fi
@@ -697,12 +603,12 @@ else
        build_audiod="no"
 fi
 ########################################################################### fade
-if test "$have_oss" = "yes" -o $HAVE_ALSA = yes; then
+if test $HAVE_OSS = yes -o $HAVE_ALSA = yes; then
        build_fade="yes"
        executables="$executables fade"
        fade_cmdline_objs="fade"
        fade_errlist_objs="fade exec string fd version ggo"
-       if test "$have_oss" = "yes"; then
+       if test $HAVE_OSS = yes; then
                fade_errlist_objs="$fade_errlist_objs oss_mix"
                mixers="${mixers}oss "
                default_mixer="OSS_MIX"
@@ -742,7 +648,7 @@ else
        AC_MSG_WARN([no mixer support])
 fi
 ########################################################################### gui
-if test "$have_curses" = "yes"; then
+if test $HAVE_CURSES = yes; then
        build_gui="yes"
        executables="$executables gui"
        gui_cmdline_objs="gui"
@@ -1014,7 +920,7 @@ if test $HAVE_MAD = yes; then
        play_cmdline_objs="$play_cmdline_objs mp3dec_filter"
        play_errlist_objs="$play_errlist_objs mp3dec_filter"
 fi
-if test "$have_oss" = "yes"; then
+if test $HAVE_OSS = yes; then
        play_errlist_objs="$play_errlist_objs oss_write"
        play_cmdline_objs="$play_cmdline_objs oss_write"
 fi
@@ -1026,7 +932,7 @@ NEED_AO_OBJECTS && {
        play_errlist_objs="$play_errlist_objs ao_write"
        play_cmdline_objs="$play_cmdline_objs ao_write"
 }
-if test "$have_readline" = "yes"; then
+if test $HAVE_READLINE = yes; then
        play_errlist_objs="$play_errlist_objs interactive"
 fi
 if test $HAVE_SAMPLERATE = yes; then
@@ -1072,7 +978,7 @@ NEED_AO_OBJECTS && {
        writers="$writers ao"
        default_writer="AO_WRITE"
 }
-if test "$have_oss" = "yes"; then
+if test $HAVE_OSS = yes; then
        write_errlist_objs="$write_errlist_objs oss_write"
        write_cmdline_objs="$write_cmdline_objs oss_write"
        writers="$writers oss"
@@ -1109,7 +1015,7 @@ audioc_errlist_objs="
        version
        ggo
 "
-if test "$have_readline" = "yes"; then
+if test $HAVE_READLINE = yes; then
        audioc_errlist_objs="$audioc_errlist_objs
                buffer_tree
                interactive
@@ -1200,7 +1106,7 @@ paraslash configuration:
 ~~~~~~~~~~~~~~~~~~~~~~~~
 crypto lib: ${CRYPTOLIB:-[none]}
 unix socket credentials: $have_ucred
-readline (interactive CLIs): $have_readline
+readline (interactive CLIs): $HAVE_READLINE
 audio formats handlers: $audio_format_handlers
 id3 version 2 support: $HAVE_ID3TAG
 filters: $filters