dnl MC_UNDELFS_CHECKS dnl Check for ext2fs undel support. dnl Set shell variable ext2fs_undel to "yes" if we have it, dnl "no" otherwise. May define USE_EXT2FSLIB for cpp. dnl Will set EXT2FS_UNDEL_LIBS to required libraries. AC_DEFUN([MC_UNDELFS_CHECKS], [ ext2fs_undel=no EXT2FS_UNDEL_LIBS= AC_CHECK_HEADERS([ext2fs/ext2_fs.h linux/ext2_fs.h], [ext2_fs_h=yes; break]) if test x$ext2_fs_h = xyes; then AC_CHECK_HEADERS([ext2fs/ext2fs.h], [ext2fs_ext2fs_h=yes], , [ #include #ifdef HAVE_EXT2FS_EXT2_FS_H #include #else #undef umode_t #include #endif ]) if test x$ext2fs_ext2fs_h = xyes; then AC_DEFINE(USE_EXT2FSLIB, 1, [Define to enable undelete support on ext2]) ext2fs_undel=yes EXT2FS_UNDEL_LIBS="-lext2fs -lcom_err" AC_CHECK_TYPE(ext2_ino_t, , [AC_DEFINE(ext2_ino_t, ino_t, [Define to ino_t if undefined.])], [ #include #include #include #include #ifdef HAVE_EXT2FS_EXT2_FS_H #include #else #undef umode_t #include #endif #include ]) fi fi ]) dnl MC_EXTFS_CHECKS dnl Check for tools used in extfs scripts. AC_DEFUN([MC_EXTFS_CHECKS], [ AC_PATH_PROG([ZIP], [zip], [/usr/bin/zip]) AC_PATH_PROG([UNZIP], [unzip], [/usr/bin/unzip]) AC_CACHE_CHECK([for zipinfo code in unzip], [mc_cv_have_zipinfo], [mc_cv_have_zipinfo=no if $UNZIP -Z /dev/null 2>&1; then mc_cv_have_zipinfo=yes fi]) if test "x$mc_cv_have_zipinfo" = xyes; then HAVE_ZIPINFO=1 else HAVE_ZIPINFO=0 fi AC_SUBST([HAVE_ZIPINFO]) AC_PATH_PROG([PERL], [perl], [/usr/bin/perl]) ]) dnl MC_MCSERVER_CHECKS dnl Check how mcserver should check passwords. dnl Possible methods are PAM, pwdauth and crypt. dnl The later works with both /etc/shadow and /etc/passwd. dnl If PAM is found, other methods are not checked. AC_DEFUN([MC_MCSERVER_CHECKS], [ dnl Check if PAM can be used for mcserv AC_CHECK_LIB(dl, dlopen, [LIB_DL="-ldl"]) AC_CHECK_LIB(pam, pam_start, [ AC_DEFINE(HAVE_PAM, 1, [Define if PAM (Pluggable Authentication Modules) is available]) MCSERVLIBS="-lpam $LIB_DL" mcserv_pam=yes], [], [$LIB_DL]) dnl Check for crypt() - needed for both /etc/shadow and /etc/passwd. if test -z "$mcserv_pam"; then dnl Check for pwdauth() - used on SunOS. AC_CHECK_FUNCS([pwdauth]) dnl Check for crypt() AC_CHECK_HEADERS([crypt.h], [crypt_header=yes]) if test -n "$crypt_header"; then save_LIBS="$LIBS" LIBS= AC_SEARCH_LIBS(crypt, [crypt crypt_i], [mcserv_auth=crypt]) MCSERVLIBS="$LIBS" LIBS="$save_LIBS" if test -n "$mcserv_auth"; then AC_DEFINE(HAVE_CRYPT, 1, [Define to use crypt function in mcserv]) dnl Check for shadow passwords AC_CHECK_HEADERS([shadow.h shadow/shadow.h], [shadow_header=yes; break]) if test -n "$shadow_header"; then save_LIBS="$LIBS" LIBS="$MCSERVLIBS" AC_SEARCH_LIBS(getspnam, [shadow], [mcserv_auth=shadow]) MCSERVLIBS="$LIBS" LIBS="$save_LIBS" if test -n "$mcserv_auth"; then AC_DEFINE(HAVE_SHADOW, 1, [Define to use shadow passwords for mcserv]) fi fi fi fi fi AC_SUBST(MCSERVLIBS) ]) dnl MC_VFS_CHECKS dnl Check for various functions needed by libvfs. dnl This has various effects: dnl Sets MC_VFS_LIBS to libraries required dnl Sets vfs_flags to "pretty" list of vfs implementations we include. dnl Sets shell variable use_vfs to yes (default, --with-vfs) or dnl "no" (--without-vfs). dnl Private define AC_DEFUN([MC_WITH_VFS],[ MC_EXTFS_CHECKS vfs_flags="cpiofs, extfs, tarfs" use_net_code=false AC_ARG_ENABLE([netcode], [ --enable-netcode Support for networking [[yes]]]) if test "x$enable_netcode" != xno; then dnl FIXME: network checks should probably be in their own macro. AC_SEARCH_LIBS(socket, [xnet bsd socket inet], [have_socket=yes]) if test x$have_socket = xyes; then AC_SEARCH_LIBS(gethostbyname, [bsd socket inet netinet]) AC_CHECK_MEMBERS([struct linger.l_linger], , , [ #include #include ]) AC_CHECK_FUNCS(pmap_set, , [ AC_CHECK_LIB(rpc, pmap_set, [ LIBS="-lrpc $LIBS" AC_DEFINE(HAVE_PMAP_SET) ])]) AC_CHECK_FUNCS(pmap_getport pmap_getmaps rresvport) dnl add for source routing support setsockopt AC_CHECK_HEADERS(rpc/pmap_clnt.h, , , [ #include #include #include #include #include ]) dnl dnl mcfs support dnl AC_ARG_WITH(mcfs, [ --with-mcfs Support mc-specific networking file system [[no]]], [if test "x$withval" != "xno"; then AC_DEFINE(WITH_MCFS, 1, [Define to enable mc-specific networking file system]) vfs_flags="$vfs_flags, mcfs" use_mcfs=yes MC_MCSERVER_CHECKS fi] ) vfs_flags="$vfs_flags, ftpfs, fish" use_net_code=true fi fi dnl dnl Samba support dnl use_smbfs= AC_ARG_WITH(samba, [ --with-samba Support smb virtual file system [[no]]], [if test "x$withval" != "xno"; then AC_DEFINE(WITH_SMBFS, 1, [Define to enable VFS over SMB]) vfs_flags="$vfs_flags, smbfs" use_smbfs=yes fi ]) if test -n "$use_smbfs"; then ################################################# # set Samba configuration directory location configdir="/etc" AC_ARG_WITH(configdir, [ --with-configdir=DIR Where the Samba configuration files are [[/etc]]], [ case "$withval" in yes|no) # # Just in case anybody does it # AC_MSG_WARN([--with-configdir called without argument - will use default]) ;; * ) configdir="$withval" ;; esac] ) AC_SUBST(configdir) AC_ARG_WITH(codepagedir, [ --with-codepagedir=DIR Where the Samba codepage files are], [ case "$withval" in yes|no) # # Just in case anybody does it # AC_MSG_WARN([--with-codepagedir called without argument - will use default]) ;; esac] ) fi dnl dnl Ext2fs undelete support dnl AC_ARG_WITH(ext2undel, [ --with-ext2undel Compile with ext2 undelete code [[yes if found]]], [if test x$withval != xno; then if test x$withval != xyes; then LDFLAGS="$LDFLAGS -L$withval/lib" CPPFLAGS="$CPPFLAGS -I$withval/include" fi AC_EXT2_UNDEL fi],[ dnl Default: detect AC_CHECK_LIB(ext2fs, ext2fs_close, [AC_EXT2_UNDEL], , [-lcom_err]) ]) AC_DEFINE(USE_VFS, 1, [Define to enable VFS support]) if $use_net_code; then AC_DEFINE(USE_NETCODE, 1, [Define to use networked VFS]) fi ]) AC_DEFUN([MC_VFS_CHECKS],[ use_vfs=yes AC_ARG_WITH(vfs, [ --with-vfs Compile with the VFS code [[yes]]], use_vfs=$withval ) case $use_vfs in yes) MC_WITH_VFS;; no) use_vfs=no;; *) use_vfs=no;; dnl Should we issue a warning? esac ]) dnl dnl Filesystem information detection dnl dnl To get information about the disk, mount points, etc. dnl AC_DEFUN([AC_GET_FS_INFO], [ AC_CHECK_HEADERS(fcntl.h sys/dustat.h sys/param.h sys/statfs.h sys/fstyp.h) AC_CHECK_HEADERS(mnttab.h mntent.h utime.h sys/statvfs.h sys/vfs.h) AC_CHECK_HEADERS(sys/filsys.h sys/fs_types.h) AC_CHECK_HEADERS(sys/mount.h, , , [ #include #include ]) AC_CHECK_FUNCS(getmntinfo) dnl This configure.in code has been stolen from GNU fileutils-3.12. Its dnl job is to detect a method to get list of mounted filesystems. AC_MSG_CHECKING([for d_ino member in directory struct]) AC_CACHE_VAL(fu_cv_sys_d_ino_in_dirent, [AC_TRY_LINK([ #include #ifdef HAVE_DIRENT_H # include #else /* not HAVE_DIRENT_H */ # define dirent direct # ifdef HAVE_SYS_NDIR_H # include # endif /* HAVE_SYS_NDIR_H */ # ifdef HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # ifdef HAVE_NDIR_H # include # endif /* HAVE_NDIR_H */ #endif /* HAVE_DIRENT_H */ ], [struct dirent dp; dp.d_ino = 0;], fu_cv_sys_d_ino_in_dirent=yes, fu_cv_sys_d_ino_in_dirent=no)]) AC_MSG_RESULT([$fu_cv_sys_d_ino_in_dirent]) if test $fu_cv_sys_d_ino_in_dirent = yes; then AC_DEFINE(D_INO_IN_DIRENT, 1, [Define if `d_ino' is member of `struct directory']) fi # Determine how to get the list of mounted filesystems. list_mounted_fs= # If the getmntent function is available but not in the standard library, # make sure LIBS contains -lsun (on Irix4) or -lseq (on PTX). AC_FUNC_GETMNTENT if test $ac_cv_func_getmntent = yes; then # This system has the getmntent function. # Determine whether it's the one-argument variant or the two-argument one. if test -z "$list_mounted_fs"; then # SVR4 AC_MSG_CHECKING([for two-argument getmntent function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2, [AC_EGREP_HEADER(getmntent, sys/mnttab.h, fu_cv_sys_mounted_getmntent2=yes, fu_cv_sys_mounted_getmntent2=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent2]) if test $fu_cv_sys_mounted_getmntent2 = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTENT2, 1, [Define if function `getmntent' takes 2 arguments]) fi fi if test -z "$list_mounted_fs"; then # 4.3BSD, SunOS, HP-UX, Dynix, Irix AC_MSG_CHECKING([for one-argument getmntent function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1, [test $ac_cv_header_mntent_h = yes \ && fu_cv_sys_mounted_getmntent1=yes \ || fu_cv_sys_mounted_getmntent1=no]) AC_MSG_RESULT([$fu_cv_sys_mounted_getmntent1]) if test $fu_cv_sys_mounted_getmntent1 = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTENT1, 1, [Define if function `getmntent' takes 1 argument]) fi fi fi if test -z "$list_mounted_fs"; then # DEC Alpha running OSF/1. AC_MSG_CHECKING([for getfsstat function]) AC_CACHE_VAL(fu_cv_sys_mounted_getsstat, [AC_TRY_LINK([ #include #include #include ], [struct statfs *stats; numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT); ], fu_cv_sys_mounted_getsstat=yes, fu_cv_sys_mounted_getsstat=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_getsstat]) if test $fu_cv_sys_mounted_getsstat = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_GETFSSTAT, 1, [Define if function `getfsstat' can be used]) fi fi if test -z "$list_mounted_fs"; then # AIX. AC_MSG_CHECKING([for mntctl function and struct vmount]) AC_CACHE_VAL(fu_cv_sys_mounted_vmount, [AC_TRY_CPP([#include ], fu_cv_sys_mounted_vmount=yes, fu_cv_sys_mounted_vmount=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_vmount]) if test $fu_cv_sys_mounted_vmount = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_VMOUNT, 1, [Define if function `mntctl' and `struct vmount' can be used]) fi fi if test -z "$list_mounted_fs"; then # SVR3 AC_MSG_CHECKING([for existence of three headers]) AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp, [AC_TRY_CPP([ #include #include #include ], fu_cv_sys_mounted_fread_fstyp=yes, fu_cv_sys_mounted_fread_fstyp=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_fread_fstyp]) if test $fu_cv_sys_mounted_fread_fstyp = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_FREAD_FSTYP, 1, [Define if sys/statfs.h, sys/fstyp.h and mnttab.h can be used together]) fi fi if test -z "$list_mounted_fs"; then # 4.4BSD and DEC OSF/1. AC_MSG_CHECKING([for getmntinfo function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo, [ ok= if test $ac_cv_func_getmntinfo = yes; then AC_EGREP_HEADER(f_type;, sys/mount.h, ok=yes) fi test -n "$ok" \ && fu_cv_sys_mounted_getmntinfo=yes \ || fu_cv_sys_mounted_getmntinfo=no ]) AC_MSG_RESULT([$fu_cv_sys_mounted_getmntinfo]) if test $fu_cv_sys_mounted_getmntinfo = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTINFO, 1, [Define if `getmntinfo' function can be used]) AC_MSG_CHECKING([if struct statfs has f_fstypename]) AC_CACHE_VAL(fu_cv_sys_mounted_f_fstypename, [AC_EGREP_HEADER([f_fstypename], [sys/mount.h], [fu_cv_sys_mounted_f_fstypename=yes], [fu_cv_sys_mounted_f_fstypename=no]) ]) AC_MSG_RESULT([$fu_cv_sys_mounted_f_fstypename]) if test $fu_cv_sys_mounted_f_fstypename = yes; then AC_DEFINE(HAVE_F_FSTYPENAME, 1, [Define if `f_fstypename' is member of `struct statfs']) fi fi fi if test -z "$list_mounted_fs"; then # Ultrix AC_MSG_CHECKING([for getmnt function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmnt, [AC_TRY_CPP([ #include #include ], fu_cv_sys_mounted_getmnt=yes, fu_cv_sys_mounted_getmnt=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_getmnt]) if test $fu_cv_sys_mounted_getmnt = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNT, 1, [Define if `getmnt' function can be used]) fi fi if test -z "$list_mounted_fs"; then # SVR2 AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab]) AC_CACHE_VAL(fu_cv_sys_mounted_fread, [AC_TRY_CPP([#include ], fu_cv_sys_mounted_fread=yes, fu_cv_sys_mounted_fread=no)]) AC_MSG_RESULT([$fu_cv_sys_mounted_fread]) if test $fu_cv_sys_mounted_fread = yes; then list_mounted_fs=found AC_DEFINE(MOUNTED_FREAD, 1, [Define if it's possible to resort to fread on /etc/mnttab]) fi fi if test -z "$list_mounted_fs"; then AC_MSG_WARN([could not determine how to read list of mounted fs]) else AC_DEFINE(HAVE_INFOMOUNT_LIST, 1, [Define if the list of mounted filesystems can be determined]) fi dnl This configure.in code has been stolen from GNU fileutils-3.12. Its dnl job is to detect a method to get file system information. AC_MSG_NOTICE([checking how to get filesystem space usage]) space=no # Here we'll compromise a little (and perform only the link test) # since it seems there are no variants of the statvfs function. if test $space = no; then # SVR4 AC_CHECK_FUNCS(statvfs) if test $ac_cv_func_statvfs = yes; then space=yes AC_DEFINE(STAT_STATVFS, 1, [Define if function `statvfs' can be used]) fi fi if test $space = no; then # DEC Alpha running OSF/1 AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1, [AC_TRY_RUN([ #include #include #include main () { struct statfs fsd; fsd.f_fsize = 0; exit (statfs (".", &fsd, sizeof (struct statfs))); }], fu_cv_sys_stat_statfs3_osf1=yes, fu_cv_sys_stat_statfs3_osf1=no, fu_cv_sys_stat_statfs3_osf1=no)]) AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1) if test $fu_cv_sys_stat_statfs3_osf1 = yes; then space=yes AC_DEFINE(STAT_STATFS3_OSF1, 1, [Define if function `statfs' takes 3 arguments]) fi fi if test $space = no; then # AIX AC_MSG_CHECKING([for two-argument statfs with statfs.bsize member (AIX, 4.3BSD)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize, [AC_TRY_RUN([ #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif #ifdef HAVE_SYS_VFS_H #include #endif main () { struct statfs fsd; fsd.f_bsize = 0; exit (statfs (".", &fsd)); }], fu_cv_sys_stat_statfs2_bsize=yes, fu_cv_sys_stat_statfs2_bsize=no, fu_cv_sys_stat_statfs2_bsize=no)]) AC_MSG_RESULT([$fu_cv_sys_stat_statfs2_bsize]) if test $fu_cv_sys_stat_statfs2_bsize = yes; then space=yes AC_DEFINE(STAT_STATFS2_BSIZE, 1, [Define if function `statfs' takes two arguments and `bsize' is member of `struct statfs']) fi fi if test $space = no; then # SVR3 AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs4, [AC_TRY_RUN([#include #include main () { struct statfs fsd; exit (statfs (".", &fsd, sizeof fsd, 0)); }], fu_cv_sys_stat_statfs4=yes, fu_cv_sys_stat_statfs4=no, fu_cv_sys_stat_statfs4=no)]) AC_MSG_RESULT([$fu_cv_sys_stat_statfs4]) if test $fu_cv_sys_stat_statfs4 = yes; then space=yes AC_DEFINE(STAT_STATFS4, 1, [Define if function `statfs' takes 4 arguments]) fi fi if test $space = no; then # 4.4BSD and NetBSD AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl member (4.4BSD and NetBSD)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize, [AC_TRY_RUN([#include #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif main () { struct statfs fsd; fsd.f_fsize = 0; exit (statfs (".", &fsd)); }], fu_cv_sys_stat_statfs2_fsize=yes, fu_cv_sys_stat_statfs2_fsize=no, fu_cv_sys_stat_statfs2_fsize=no)]) AC_MSG_RESULT([$fu_cv_sys_stat_statfs2_fsize]) if test $fu_cv_sys_stat_statfs2_fsize = yes; then space=yes AC_DEFINE(STAT_STATFS2_FSIZE, 1, [Define if function `statfs' takes two arguments and `fsize' is member of `struct statfs']) fi fi if test $space = no; then # Ultrix AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)]) AC_CACHE_VAL(fu_cv_sys_stat_fs_data, [AC_TRY_RUN([ #include #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif #ifdef HAVE_SYS_FS_TYPES_H #include #endif main () { struct fs_data fsd; /* Ultrix's statfs returns 1 for success, 0 for not mounted, -1 for failure. */ exit (statfs (".", &fsd) != 1); }], fu_cv_sys_stat_fs_data=yes, fu_cv_sys_stat_fs_data=no, fu_cv_sys_stat_fs_data=no)]) AC_MSG_RESULT([$fu_cv_sys_stat_fs_data]) if test $fu_cv_sys_stat_fs_data = yes; then space=yes AC_DEFINE(STAT_STATFS2_FS_DATA, 1, [Define if function `statfs' takes two arguments and uses `struct fs_data']) fi fi dnl Not supported dnl if test $space = no; then dnl # SVR2 dnl AC_TRY_CPP([#include ], dnl AC_DEFINE(STAT_READ_FILSYS) space=yes) dnl fi ]) dnl dnl Try using termcap database and link with libtermcap if possible. dnl AC_DEFUN([MC_USE_TERMCAP], [ screen_msg="$screen_msg with termcap database" AC_MSG_NOTICE([using S-Lang screen library with termcap]) AC_DEFINE(USE_TERMCAP, 1, [Define to use termcap database]) AC_CHECK_LIB(termcap, tgoto, [MCLIBS="$MCLIBS -ltermcap"], , [$LIBS]) ]) dnl dnl Check if private functions are available for linking dnl AC_DEFUN([MC_SLANG_PRIVATE], [ AC_CACHE_CHECK([if S-Lang exports private functions], [mc_cv_slang_private], [ ac_save_LIBS="$LIBS" LIBS="$LIBS -lslang" AC_TRY_LINK([ #ifdef HAVE_SLANG_SLANG_H #include #else #include #endif #if SLANG_VERSION >= 10000 extern unsigned int SLsys_getkey (void); #else extern unsigned int _SLsys_getkey (void); #endif ], [ #if SLANG_VERSION >= 10000 _SLsys_getkey (); #else SLsys_getkey (); #endif ], [mc_cv_slang_private=yes], [mc_cv_slang_private=no]) LIBS="$ac_save_LIBS" ]) if test x$mc_cv_slang_private = xyes; then AC_DEFINE(HAVE_SLANG_PRIVATE, 1, [Define if private S-Lang functions are available]) fi ]) dnl dnl Check if the installed S-Lang library uses termcap dnl AC_DEFUN([MC_SLANG_TERMCAP], [ AC_CACHE_CHECK([if S-Lang uses termcap], [mc_cv_slang_termcap], [ ac_save_LIBS="$LIBS" LIBS="$LIBS -lslang" AC_TRY_LINK([ #ifdef HAVE_SLANG_SLANG_H #include #else #include #endif ], [SLtt_get_terminfo(); SLtt_tgetflag("");], [mc_cv_slang_termcap=no], [mc_cv_slang_termcap=yes]) LIBS="$ac_save_LIBS" ]) if test x$mc_cv_slang_termcap = xyes; then MC_USE_TERMCAP fi ]) dnl dnl Common code for MC_WITH_SLANG and MC_WITH_MCSLANG dnl AC_DEFUN([_MC_WITH_XSLANG], [ screen_type=slang AC_DEFINE(HAVE_SLANG, 1, [Define to use S-Lang library for screen management]) ]) dnl dnl Check if the system S-Lang library can be used. dnl If not, and $1 is "strict", exit, otherwise fall back to mcslang. dnl AC_DEFUN([MC_WITH_SLANG], [ with_screen=slang dnl Check the header slang_h_found= AC_CHECK_HEADERS([slang.h slang/slang.h], [slang_h_found=yes; break]) if test -z "$slang_h_found"; then with_screen=mcslang fi dnl Check if termcap is needed. dnl This check must be done before anything is linked against S-Lang. if test x$with_screen = xslang; then MC_SLANG_TERMCAP fi dnl Check the library if test x$with_screen = xslang; then AC_CHECK_LIB([slang], [SLang_init_tty], [MCLIBS="$MCLIBS -lslang"], [with_screen=mcslang], ["$MCLIBS"]) fi dnl Unless external S-Lang was requested, reject S-Lang with UTF-8 hacks if test x$with_screen = xslang; then : m4_if([$1], strict, , [AC_CHECK_LIB([slang], [SLsmg_write_nwchars], [AC_MSG_WARN([Rejecting S-Lang with UTF-8 support, \ it's not fully supported yet]) with_screen=mcslang])]) fi if test x$with_screen = xslang; then AC_DEFINE(HAVE_SYSTEM_SLANG, 1, [Define to use S-Lang library installed on the system]) MC_SLANG_PRIVATE screen_type=slang screen_msg="S-Lang library (installed on the system)" else m4_if([$1], strict, [if test $with_screen != slang; then AC_MSG_ERROR([S-Lang library not found]) fi], [MC_WITH_MCSLANG] ) fi _MC_WITH_XSLANG ]) dnl dnl Use the included S-Lang library. dnl AC_DEFUN([MC_WITH_MCSLANG], [ screen_type=mcslang screen_msg="Included S-Lang library (mcslang)" # Search for terminfo database. use_terminfo= if test x"$with_termcap" != xyes; then if test x"$with_termcap" = xno; then use_terminfo=yes fi if test -n "$TERMINFO" && test -r "$TERMINFO/v/vt100"; then use_terminfo=yes fi for dir in "/usr/share/terminfo" "/usr/lib/terminfo" \ "/usr/share/lib/terminfo" "/etc/terminfo" \ "/usr/local/lib/terminfo" "$HOME/.terminfo"; do if test -r "$dir/v/vt100"; then use_terminfo=yes fi done fi # If there is no terminfo, use termcap if test -z "$use_terminfo"; then MC_USE_TERMCAP fi _MC_WITH_XSLANG ]) dnl dnl Use the ncurses library. It can only be requested explicitly, dnl so just fail if anything goes wrong. dnl dnl If ncurses exports the ESCDELAY variable it should be set to 0 dnl or you'll have to press Esc three times to dismiss a dialog box. dnl AC_DEFUN([MC_WITH_NCURSES], [ dnl has_colors() is specific to ncurses, it's not in the old curses save_LIBS="$LIBS" LIBS= AC_SEARCH_LIBS([has_colors], [ncurses curses], [MCLIBS="$MCLIBS $LIBS"], [AC_MSG_ERROR([Cannot find ncurses library])]) dnl Check the header ncurses_h_found= AC_CHECK_HEADERS([ncurses/curses.h ncurses.h curses.h], [ncurses_h_found=yes; break]) if test -z "$ncurses_h_found"; then AC_MSG_ERROR([Cannot find ncurses header file]) fi screen_type=ncurses screen_msg="ncurses library" AC_DEFINE(USE_NCURSES, 1, [Define to use ncurses for screen management]) AC_CACHE_CHECK([for ESCDELAY variable], [mc_cv_ncurses_escdelay], [AC_TRY_LINK([], [ extern int ESCDELAY; ESCDELAY = 0; ], [mc_cv_ncurses_escdelay=yes], [mc_cv_ncurses_escdelay=no]) ]) if test "$mc_cv_ncurses_escdelay" = yes; then AC_DEFINE(HAVE_ESCDELAY, 1, [Define if ncurses has ESCDELAY variable]) fi AC_CHECK_FUNCS(resizeterm) LIBS="$save_LIBS" ]) dnl dnl Check for ext2fs recovery code dnl AC_DEFUN([AC_EXT2_UNDEL], [ MC_UNDELFS_CHECKS if test "$ext2fs_undel" = yes; then AC_MSG_NOTICE([using ext2fs file recovery code]) vfs_flags="${vfs_flags}, undelfs" use_undelfs=yes MCLIBS="$MCLIBS $EXT2FS_UNDEL_LIBS" else AC_MSG_NOTICE([not using ext2fs file recovery code]) fi ]) dnl dnl Check whether the g_module_* family of functions works dnl on this system. We need to know that at the compile time to dnl decide whether to link with X11. dnl AC_DEFUN([AC_G_MODULE_SUPPORTED], [ AC_CACHE_CHECK([if gmodule functionality is supported], mc_cv_g_module_supported, [ ac_save_CFLAGS="$CFLAGS" ac_save_LIBS="$LIBS" CFLAGS="$CFLAGS $GMODULE_CFLAGS" LIBS="$GMODULE_LIBS $LIBS" AC_TRY_RUN([ #include int main () { int ret = (g_module_supported () == TRUE) ? 0 : 1; return ret; } ], [mc_cv_g_module_supported=yes], [mc_cv_g_module_supported=no], [mc_cv_g_module_supported=no] ) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" ]) if test "$mc_cv_g_module_supported" = yes; then AC_DEFINE(HAVE_GMODULE, 1, [Define if gmodule functionality is supported]) fi ]) dnl dnl Check if it's possible to use asm labels to rename functions. dnl This macro is necessary because gettext wrongly assumes that gcc dnl can do it regardless of the OS. dnl AC_DEFUN([MC_ASM_LABELS], [ AC_CACHE_CHECK([whether functions can be renamed by asm labels], mc_cv_asm_labels, [mc_cv_asm_labels=no if test -n "$GCC"; then AC_TRY_LINK([ int function1 (void) __asm__ ("function2"); int function1 (void) { return 0; } ], [ return function2(); ], [mc_cv_asm_labels=yes]) fi ]) if test "$mc_cv_asm_labels" != yes; then AC_DEFINE(_INTL_REDIRECT_MACROS, 1, [Define if functions cannot be renamed by asm labels]) fi ])