audioc.c: Always free IO buffer.
[paraslash.git] / configure.ac
index ed1d710d2435095d7924c8ba12a188590dc50c7b..89242d969bbab440a8ac085262b3de45ea3d3392 100644 (file)
@@ -23,6 +23,14 @@ fi
 
 AC_C_BIGENDIAN()
 
+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(
+       [help2man is required to build this package])
+
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
@@ -85,14 +93,14 @@ AC_DEFUN([add_cmdline],[$(for i in $@; do printf "${i}.cmdline "; done)])
 
 
 all_errlist_objs="server mp3_afh afh_common vss command net string signal time
-daemon stat crypt http_send close_on_fork ipc acl afh fade amp_filter
+daemon stat http_send close_on_fork ipc acl afh fade amp_filter
 dccp_send fd user_list chunk_queue afs aft mood score attribute blob ringbuffer
 playlist sched audiod grab_client filter_common wav_filter compress_filter
 http_recv dccp_recv recv_common write_common file_write audiod_command
 client_common recv stdout filter stdin audioc write client exec send_common ggo
 udp_recv udp_send color fec fecdec_filter prebuffer_filter mm
 server_command_list afs_command_list audiod_command_list bitstream imdct wma_afh
-wma_common wmadec_filter buffer_tree
+wma_common wmadec_filter buffer_tree crypt_common
 "
 
 executables="recv filter audioc write client afh audiod"
@@ -115,9 +123,9 @@ audioc_errlist_objs="audioc string net fd"
 audioc_ldflags=""
 
 audiod_cmdline_objs="add_cmdline(audiod compress_filter http_recv dccp_recv file_write client amp_filter udp_recv prebuffer_filter)"
-audiod_errlist_objs="audiod signal string daemon stat net
+audiod_errlist_objs="audiod signal string daemon stat net crypt_common
        time grab_client filter_common wav_filter compress_filter amp_filter http_recv dccp_recv
-       recv_common fd sched write_common file_write audiod_command crypt fecdec_filter
+       recv_common fd sched write_common file_write audiod_command fecdec_filter
        client_common ggo udp_recv color fec prebuffer_filter audiod_command_list
        bitstream imdct wma_common wmadec_filter buffer_tree"
 audiod_ldflags="-lm"
@@ -129,7 +137,7 @@ afh_ldflags=""
 
 server_cmdline_objs="add_cmdline(server)"
 server_errlist_objs="server afh_common mp3_afh vss command net string signal
-       time daemon crypt http_send close_on_fork mm
+       time daemon http_send close_on_fork mm crypt_common
        ipc dccp_send fd user_list chunk_queue afs aft mood score attribute
        blob playlist sched acl send_common udp_send color fec
        server_command_list afs_command_list wma_afh wma_common"
@@ -144,8 +152,8 @@ writers=" file"
 default_writer="FILE_WRITE"
 
 client_cmdline_objs="add_cmdline(client)"
-client_errlist_objs="client net string crypt fd sched stdin stdout time
-       client_common buffer_tree"
+client_errlist_objs="client net string fd sched stdin stdout time
+       client_common buffer_tree crypt_common"
 client_ldflags=""
 
 gui_cmdline_objs="add_cmdline(gui)"
@@ -273,52 +281,122 @@ fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
+########################################################################### crypto
+AC_ARG_ENABLE(cryptolib, [AS_HELP_STRING(--enable-cryptolib=lib, [
+       Force using crypto library "lib". This package requires either
+       openssl or libgcrypt being installed. Possible values for "lib"
+       are thus "openssl" and "gcrypt". If this option is not given,
+       openssl is tried first. If openssl was not found, gcrypt is
+       tried next.])])
+
+case "$enable_cryptolib" in
+       "openssl") check_openssl="yes"; check_gcrypt="no";;
+       "gcrypt") check_openssl="no"; check_gcrypt="yes";;
+       "") check_openssl="yes"; check_gcrypt="yes";;
+       *) AC_MSG_ERROR([invalid value "$enable_cryptolib" for --enable-cryptolib]);;
+esac
 ###################################################################### openssl
-OLD_CPPFLAGS="$CPPFLAGS"
-OLD_LD_FLAGS="$LDFLAGS"
-OLD_LIBS="$LIBS"
-have_openssl="yes"
-AC_ARG_WITH(openssl_headers, [AC_HELP_STRING(--with-openssl-headers=dir,
-       [look for openssl headers also in dir])])
-if test -n "$with_openssl_headers"; then
-       openssl_cppflags="-I$with_openssl_headers"
-       CPPFLAGS="$CPPFLAGS $openssl_cppflags"
-fi
-AC_ARG_WITH(openssl_libs, [AC_HELP_STRING(--with-openssl-libs=dir,
-       [look for openssl libraries also in dir])])
-if test -n "$with_openssl_libs"; then
-       openssl_libs="-L$with_openssl_libs"
-       LDFLAGS="$LDFLAGS $openssl_libs"
-fi
-AC_CHECK_HEADER(openssl/ssl.h, [], [have_openssl="no"])
-AC_CHECK_LIB([crypto], [RAND_bytes], [], [have_openssl="no"])
-if test "$have_openssl" = "no" -a -z "$with_openssl_headers$with_openssl_libs"; then
-       # try harder: openssl is sometimes installed in /usr/local/ssl
-       openssl_cppflags="-I/usr/local/ssl/include"
-       CPPFLAGS="$CPPFLAGS $openssl_cppflags"
-       openssl_libs="-L/usr/local/ssl/lib"
-       LDFLAGS="$LDFLAGS $openssl_libs"
-       # clear cache
-       unset ac_cv_header_openssl_ssl_h 2> /dev/null
-       unset ac_cv_lib_crypto_RAND_bytes 2> /dev/null
-       AC_CHECK_HEADER(openssl/ssl.h, [have_openssl="yes"], [])
+if test "$check_openssl" = "yes"; then
+       OLD_CPPFLAGS="$CPPFLAGS"
+       OLD_LD_FLAGS="$LDFLAGS"
+       OLD_LIBS="$LIBS"
+       have_openssl="yes"
+       AC_ARG_WITH(openssl_headers, [AC_HELP_STRING(--with-openssl-headers=dir,
+               [look for openssl headers also in dir])])
+       if test -n "$with_openssl_headers"; then
+               openssl_cppflags="-I$with_openssl_headers"
+               CPPFLAGS="$CPPFLAGS $openssl_cppflags"
+       fi
+       AC_ARG_WITH(openssl_libs, [AC_HELP_STRING(--with-openssl-libs=dir,
+               [look for openssl libraries also in dir])])
+       if test -n "$with_openssl_libs"; then
+               openssl_libs="-L$with_openssl_libs"
+               LDFLAGS="$LDFLAGS $openssl_libs"
+       fi
+       AC_CHECK_HEADER(openssl/ssl.h, [], [have_openssl="no"])
+       AC_CHECK_LIB([crypto], [RAND_bytes], [], [have_openssl="no"])
+       if test "$have_openssl" = "no" -a -z "$with_openssl_headers$with_openssl_libs"; then
+               # try harder: openssl is sometimes installed in /usr/local/ssl
+               openssl_cppflags="-I/usr/local/ssl/include"
+               CPPFLAGS="$CPPFLAGS $openssl_cppflags"
+               openssl_libs="-L/usr/local/ssl/lib"
+               LDFLAGS="$LDFLAGS $openssl_libs"
+               # clear cache
+               unset ac_cv_header_openssl_ssl_h 2> /dev/null
+               unset ac_cv_lib_crypto_RAND_bytes 2> /dev/null
+               AC_CHECK_HEADER(openssl/ssl.h, [have_openssl="yes"], [])
+               if test "$have_openssl" = "yes"; then
+                       AC_CHECK_LIB([crypto], [RAND_bytes], [], [have_openssl="no"])
+               fi
+       fi
        if test "$have_openssl" = "yes"; then
-               AC_CHECK_LIB([crypto], [RAND_bytes], [], [have_openssl="no"])
+               AC_DEFINE(HAVE_OPENSSL, 1, [define to 1 to turn on openssl support])
+               AC_SUBST(openssl_cppflags)
+               openssl_libs="$openssl_libs -lssl -lcrypto"
+               server_ldflags="$server_ldflags $openssl_libs"
+               client_ldflags="$client_ldflags $openssl_libs"
+               audiod_ldflags="$audiod_ldflags $openssl_libs"
+
+               all_errlist_objs="$all_errlist_objs crypt"
+               server_errlist_objs="$server_errlist_objs crypt"
+               client_errlist_objs="$client_errlist_objs crypt"
+               audiod_errlist_objs="$audiod_errlist_objs crypt"
+
+               check_gcrypt="no"
+       else
+               AC_MSG_WARN([openssl libraries not found])
        fi
+       CPPFLAGS="$OLD_CPPFLAGS"
+       LDFLAGS="$OLD_LDFLAGS"
+       LIBS="$OLD_LIBS"
+else
+       have_openssl="no"
 fi
-if test "$have_openssl" = "yes"; then
-       AC_DEFINE(HAVE_OPENSSL, 1, [define to 1 to turn on openssl support])
-       AC_SUBST(openssl_cppflags)
-       openssl_libs="$openssl_libs -lssl -lcrypto"
-       server_ldflags="$server_ldflags $openssl_libs"
-       client_ldflags="$client_ldflags $openssl_libs"
-       audiod_ldflags="$audiod_ldflags $openssl_libs"
+########################################################################### gcrypt
+if test "$check_gcrypt" = "yes"; then
+       OLD_CPPFLAGS="$CPPFLAGS"
+       OLD_LD_FLAGS="$LDFLAGS"
+       OLD_LIBS="$LIBS"
+       have_gcrypt="yes"
+       AC_ARG_WITH(gcrypt_headers, [AC_HELP_STRING(--with-gcrypt-headers=dir,
+               [look for gcrypt headers also in dir])])
+       if test -n "$with_gcrypt_headers"; then
+               gcrypt_cppflags="-I$with_gcrypt_headers"
+               CPPFLAGS="$CPPFLAGS $gcrypt_cppflags"
+       fi
+       AC_ARG_WITH(gcrypt_libs, [AC_HELP_STRING(--with-gcrypt-libs=dir,
+               [look for libgcrypt also in dir])])
+       if test -n "$with_gcrypt_libs"; then
+               gcrypt_libs="-L$with_gcrypt_libs"
+               LDFLAGS="$LDFLAGS $gcrypt_libs"
+       fi
+       AC_CHECK_HEADER(gcrypt.h, [], [have_gcrypt="no"])
+       AC_CHECK_LIB([gcrypt], [gcry_randomize], [], [have_gcrypt="no"])
+       if test "$have_gcrypt" = "yes"; then
+               AC_DEFINE(HAVE_GCRYPT, 1, [define to 1 to turn on gcrypt support])
+               AC_SUBST(gcrypt_cppflags)
+               gcrypt_libs="$gcrypt_libs -lgcrypt"
+               server_ldflags="$server_ldflags $gcrypt_libs"
+               client_ldflags="$client_ldflags $gcrypt_libs"
+               audiod_ldflags="$audiod_ldflags $gcrypt_libs"
+
+               all_errlist_objs="$all_errlist_objs gcrypt"
+               server_errlist_objs="$server_errlist_objs gcrypt"
+               client_errlist_objs="$client_errlist_objs gcrypt"
+               audiod_errlist_objs="$audiod_errlist_objs gcrypt"
+       else
+               AC_MSG_WARN([gcrypt library not found])
+       fi
+       CPPFLAGS="$OLD_CPPFLAGS"
+       LDFLAGS="$OLD_LDFLAGS"
+       LIBS="$OLD_LIBS"
 else
-       AC_MSG_ERROR([openssl libraries not found])
+       have_gcrypt="no"
+fi
+###########################################################################
+if test "$have_openssl" = "no" -a "$have_gcrypt" = "no"; then
+       AC_MSG_ERROR([neither openssl nor gcrypt usable])
 fi
-CPPFLAGS="$OLD_CPPFLAGS"
-LDFLAGS="$OLD_LDFLAGS"
-LIBS="$OLD_LIBS"
 ########################################################################### libsocket
 AC_CHECK_LIB([c], [socket],
        [socket_lib=],
@@ -651,6 +729,47 @@ if test ${have_libid3tag} = yes; then
 else
        AC_MSG_WARN([no support for id3v2 tags])
 fi
+########################################################################### flac
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+
+have_flac="yes"
+AC_ARG_WITH(flac_headers, [AC_HELP_STRING(--with-flac-headers=dir,
+       [look for flac headers also in dir])])
+if test -n "$with_flac_headers"; then
+       flac_cppflags="-I$with_flac_headers"
+       CPPFLAGS="$CPPFLAGS $flac_cppflags"
+fi
+AC_ARG_WITH(flac_libs, [AC_HELP_STRING(--with-flac-libs=dir,
+       [look for flac libs also in dir])])
+if test -n "$with_flac_libs"; then
+       flac_libs="-L$with_flac_libs"
+       LDFLAGS="$LDFLAGS $flac_libs"
+fi
+AC_CHECK_HEADER(FLAC/stream_decoder.h, [], have_flac=no)
+AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_init_file], [], have_flac=no)
+if test "$have_flac" = "yes"; then
+       AC_DEFINE(HAVE_FLAC, 1, define to 1 if you want to build the flacdec filter)
+       all_errlist_objs="$all_errlist_objs flacdec_filter flac_afh"
+       filter_errlist_objs="$filter_errlist_objs flacdec_filter"
+       audiod_errlist_objs="$audiod_errlist_objs flacdec_filter"
+       afh_errlist_objs="$afh_errlist_objs flac_afh"
+       server_errlist_objs="$server_errlist_objs flac_afh"
+       filter_ldflags="$filter_ldflags $flac_libs -lFLAC"
+       audiod_ldflags="$audiod_ldflags $flac_libs -lFLAC"
+       server_ldflags="$server_ldflags $flac_libs -lFLAC"
+       afh_ldflags="$afh_ldflags $flac_libs -lFLAC"
+       filters="$filters flacdec"
+       server_audio_formats="$server_audio_formats flac"
+       audiod_audio_formats="$audiod_audio_formats flac"
+       AC_SUBST(flac_cppflags)
+else
+       AC_MSG_WARN([no flac support in para_audiod/para_filter])
+fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
 ########################################################################### oss
 OLD_CPPFLAGS="$CPPFLAGS"
 OLD_LD_FLAGS="$LDFLAGS"
@@ -786,7 +905,69 @@ fi
 CPPFLAGS="$OLD_CPPFLAGS"
 LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
+############################################################# readline
+OLD_CPPFLAGS="$CPPFLAGS"
+OLD_LD_FLAGS="$LDFLAGS"
+OLD_LIBS="$LIBS"
+
+have_readline="yes"
+AC_ARG_WITH(readline_headers, [AC_HELP_STRING(--with-readline-headers=dir,
+       [look for libreadline header files also in dir])])
+if test -n "$with_readline_headers"; then
+       readline_cppflags="-I$with_readline_headers"
+       CPPFLAGS="$CPPFLAGS $readline_cppflags"
+fi
+
+AC_ARG_WITH(readline_libs, [AC_HELP_STRING(--with-readline-libs=dir,
+       [look for readline library also in dir])])
+if test -n "$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_libs="$readline_libs -lreadline"
+       AC_SEARCH_LIBS([rl_replace_line], [readline], [], [have_readline="no"])
+       if test "$have_readline" = "no"; then # try with -lcurses
+                # clear cache
+               AC_MSG_NOTICE([trying again with -lcurses])
+                unset ac_cv_search_rl_replace_line 2> /dev/null
+               AC_SEARCH_LIBS([rl_replace_line], [readline], [
+                       have_readline=yes
+                       readline_libs="$readline_libs -lcurses"
+               ], [], [-lcurses])
+       fi
+       if test "$have_readline" = "no"; then # try with -ltermcap
+                # clear cache
+               AC_MSG_NOTICE([trying again with -ltermcap])
+                unset ac_cv_search_rl_replace_line 2> /dev/null
+               AC_SEARCH_LIBS([rl_replace_line], [readline], [
+                       have_readline=yes
+                       readline_libs="$readline_libs -ltermcap"
+               ], [], [-ltermcap])
+       fi
+fi
 
+if test "$have_readline" = "yes"; then
+       all_errlist_objs="$all_errlist_objs interactive"
+       client_errlist_objs="$client_errlist_objs interactive"
+       client_ldflags="$client_ldflags $readline_libs"
+       audioc_errlist_objs="$audioc_errlist_objs buffer_tree interactive sched time"
+       audioc_ldflags="$audioc_ldflags $readline_libs"
+       AC_SUBST(readline_cppflags)
+       AC_DEFINE(HAVE_READLINE, 1, define to 1 to turn on readline support)
+else
+       AC_MSG_WARN([libreadline not found or unusable])
+fi
+CPPFLAGS="$OLD_CPPFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
+LIBS="$OLD_LIBS"
+#############################################################
 
 
 AC_SUBST(install_sh, [$INSTALL])
@@ -807,7 +988,7 @@ for obj in $all_errlist_objs; do
 done
 AC_DEFINE_UNQUOTED(DEFINE_ERRLIST_OBJECT_ENUM,
        [enum {$SS NUM_SS}],
-       [list of all objects that use paraslash's error facility]
+       [list of all objects that use the paraslash error facility]
 )
 
 ################################################################## status items
@@ -929,6 +1110,7 @@ AC_MSG_NOTICE([
 paraslash configuration:
 ~~~~~~~~~~~~~~~~~~~~~~~~
 unix socket credentials: $have_ucred
+readline (interactive CLIs): $have_readline
 audio formats supported by para_server/para_afh: $server_audio_formats
 id3 version2 support: $have_libid3tag
 filters supported by para_audiod/para_filter: $filters