AC_INIT(ncdu, git, projects@yorhel.nl)AC_CONFIG_SRCDIR([src/global.h])AC_CONFIG_HEADER([config.h])AM_INIT_AUTOMAKE# Check for programs.AC_PROG_CCAC_PROG_INSTALLAC_PROG_RANLIB# Check for header files.AC_CHECK_HEADERS([limits.h stdlib.h string.h sys/time.h sys/types.h sys/stat.h dirent.h unistd.h fnmatch.h ncurses.h locale.h],[],AC_MSG_ERROR([required header file not found]))# Check for typedefs, structures, and compiler characteristics.AC_TYPE_OFF_TAC_SYS_LARGEFILEAC_STRUCT_ST_BLOCKS# Check for library functions.AC_CHECK_FUNCS([getcwd gettimeofday memset fnmatch chdir rmdir unlink lstat getcwd setlocale],[],AC_MSG_ERROR([required function missing]))# Look for ncurses library to link toncurses=autoAC_ARG_WITH([ncurses],AC_HELP_STRING([--with-ncurses], [compile/link with ncurses library] ),[ncurses=ncurses])AC_ARG_WITH([ncursesw],AC_HELP_STRING([--with-ncursesw], [compile/link with wide-char ncurses library @<:@default@:>@]),[ncurses=ncursesw])if test "$ncurses" = "auto"; thenAC_CHECK_LIB([ncursesw],[initscr],[ncurses=ncursesw],[ncurses=ncurses])fiAC_CHECK_LIB([$ncurses],[initscr],[LIBS="$LIBS -l$ncurses"],[AC_MSG_ERROR($ncurses library is required)])AC_OUTPUT([Makefile src/Makefile doc/Makefile])echo ""echo "Now type \"make\" and \"make install\" to build and install ncdu"