cmake_minimum_required(VERSION 3.9) get_property(is_multi_config GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) if(is_multi_config) set(CMAKE_CONFIGURATION_TYPES Debug Release CACHE STRING "Semicolon separated list of supported configuration types") mark_as_advanced(CMAKE_CONFIGURATION_TYPES) elseif(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_C_FLAGS) message(WARNING "No CMAKE_BUILD_TYPE is selected") endif() project(nvi2 C) include(CheckIncludeFiles) include(CheckFunctionExists) include(CheckSymbolExists) include(CheckStructHasMember) include(CheckCSourceCompiles) include(CheckCCompilerFlag) mark_as_advanced(CMAKE_INSTALL_PREFIX) option(USE_WIDECHAR "Enable wide character support" ON) option(USE_ICONV "Enable iconv support" ON) check_c_compiler_flag(-fcolor-diagnostics USE_FCOLOR_DIAGNOSTICS) if(USE_FCOLOR_DIAGNOSTICS) add_compile_options(-fcolor-diagnostics) endif() add_compile_options($<$:-Wall>) add_compile_options($<$:-Wno-parentheses>) add_compile_options($<$:-Wno-uninitialized>) add_compile_options($<$:-Wmissing-prototypes>) if (NOT APPLE) add_compile_options($<$:-Wsystem-headers>) endif() add_compile_options($<$:-Wuninitialized>) add_compile_options($<$:-Wno-dangling-else>) add_compile_options(-Wno-string-compare) add_compile_options(-Wstack-protector -fstack-protector) add_compile_options(-Wstrict-aliasing -fstrict-aliasing) include_directories(${CMAKE_CURRENT_BINARY_DIR}) set(MAIN_PROTOS cl/extern.h common/extern.h ex/extern.h vi/extern.h common/options_def.h ex/ex_def.h ex/version.h) set(CL_SRCS cl/cl_funcs.c cl/cl_main.c cl/cl_read.c cl/cl_screen.c cl/cl_term.c) set(COMMON_SRCS common/conv.c common/cut.c common/delete.c common/encoding.c common/exf.c common/key.c common/line.c common/log.c common/main.c common/mark.c common/msg.c common/options.c common/options_f.c common/put.c common/recover.c common/screen.c common/search.c common/seq.c common/util.c) set(EX_SRCS ex/ex.c ex/ex_abbrev.c ex/ex_append.c ex/ex_args.c ex/ex_argv.c ex/ex_at.c ex/ex_bang.c ex/ex_cd.c ex/ex_cmd.c ex/ex_cscope.c ex/ex_delete.c ex/ex_display.c ex/ex_edit.c ex/ex_equal.c ex/ex_file.c ex/ex_filter.c ex/ex_global.c ex/ex_init.c ex/ex_join.c ex/ex_map.c ex/ex_mark.c ex/ex_mkexrc.c ex/ex_move.c ex/ex_open.c ex/ex_preserve.c ex/ex_print.c ex/ex_put.c ex/ex_quit.c ex/ex_read.c ex/ex_screen.c ex/ex_script.c ex/ex_set.c ex/ex_shell.c ex/ex_shift.c ex/ex_source.c ex/ex_stop.c ex/ex_subst.c ex/ex_tag.c ex/ex_txt.c ex/ex_undo.c ex/ex_usage.c ex/ex_util.c ex/ex_version.c ex/ex_visual.c ex/ex_write.c ex/ex_yank.c ex/ex_z.c) set(VI_SRCS vi/getc.c vi/v_at.c vi/v_ch.c vi/v_cmd.c vi/v_delete.c vi/v_ex.c vi/v_increment.c vi/v_init.c vi/v_itxt.c vi/v_left.c vi/v_mark.c vi/v_match.c vi/v_paragraph.c vi/v_put.c vi/v_redraw.c vi/v_replace.c vi/v_right.c vi/v_screen.c vi/v_scroll.c vi/v_search.c vi/v_section.c vi/v_sentence.c vi/v_status.c vi/v_txt.c vi/v_ulcase.c vi/v_undo.c vi/v_util.c vi/v_word.c vi/v_xchar.c vi/v_yank.c vi/v_z.c vi/v_zexit.c vi/vi.c vi/vs_line.c vi/vs_msg.c vi/vs_refresh.c vi/vs_relative.c vi/vs_smap.c vi/vs_split.c) set(REGEX_SRCS regex/regcomp.c regex/regerror.c regex/regexec.c regex/regfree.c) # commands to generate the public headers set(extract_protos sed -n 's/^ \\* PUBLIC: \\\(.*\\\)/\\1/p') set(extract_version sed -n 's/^.*version \\\([^\)]*\)\\\).*/\#define VI_VERSION \\\"\\1\\\"/p') add_custom_command(OUTPUT cl/extern.h COMMAND ${extract_protos} ${CL_SRCS} > cl/extern.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${CL_SRCS}) add_custom_command(OUTPUT common/extern.h COMMAND ${extract_protos} ${COMMON_SRCS} > common/extern.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${COMMON_SRCS}) add_custom_command(OUTPUT ex/extern.h COMMAND ${extract_protos} ${EX_SRCS} > ex/extern.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${EX_SRCS}) add_custom_command(OUTPUT vi/extern.h COMMAND ${extract_protos} ${VI_SRCS} > vi/extern.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ${VI_SRCS}) add_custom_command(OUTPUT common/options_def.h COMMAND awk -f common/options.awk common/options.c > common/options_def.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS common/options.c) add_custom_command(OUTPUT ex/ex_def.h COMMAND awk -f ex/ex.awk ex/ex_cmd.c > ex/ex_def.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS ex/ex_cmd.c) add_custom_command(OUTPUT ex/version.h COMMAND ${extract_version} README > ex/version.h WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DEPENDS README) add_executable(nvi) target_sources(nvi PRIVATE ${MAIN_PROTOS} ${CL_SRCS} ${COMMON_SRCS} ${EX_SRCS} ${VI_SRCS}) target_compile_definitions(nvi PRIVATE $<$:DEBUG> $<$:COMLOG>) check_function_exists(openpty UTIL_IN_LIBC) if(NOT UTIL_IN_LIBC) find_library(UTIL_LIBRARY util) target_link_libraries(nvi PRIVATE ${UTIL_LIBRARY}) endif() check_function_exists(__b64_ntop RESOLV_IN_LIBC) if(NOT RESOLV_IN_LIBC) find_library(RESOLV_LIBRARY resolv) target_link_libraries(nvi PRIVATE ${RESOLV_LIBRARY}) endif() check_symbol_exists(asprintf "stdio.h" ASPRINTF_IN_STDIO_H) if(NOT ASPRINTF_IN_STDIO_H) target_compile_definitions(nvi PRIVATE _GNU_SOURCE) endif() if(USE_WIDECHAR) find_library(CURSES_LIBRARY NAMES ncursesw cursesw curses HINTS /usr/lib) find_library(TERMINFO_LIBRARY NAMES tinfow terminfo HINTS /usr/lib) # link to the wchar_t awared BSD libregex.a add_library(regex STATIC) target_sources(regex PRIVATE ${REGEX_SRCS}) target_include_directories(regex PUBLIC regex) target_compile_definitions(regex PUBLIC __REGEX_PRIVATE) # The macro _XOPEN_SOURCE_EXTENDED is needed to get the waddnwstr() # definition on at least FreeBSD and recent macOS. target_compile_definitions(nvi PRIVATE _XOPEN_SOURCE_EXTENDED) target_link_libraries(nvi PRIVATE regex) else() find_library(CURSES_LIBRARY NAMES ncurses curses HINTS /usr/lib) find_library(TERMINFO_LIBRARY NAMES tinfo terminfo HINTS /usr/lib) target_compile_options(nvi PRIVATE -Wno-pointer-sign) endif() target_link_libraries(nvi PRIVATE ${CURSES_LIBRARY}) if(TERMINFO_LIBRARY) target_link_libraries(nvi PRIVATE ${TERMINFO_LIBRARY}) endif() if(USE_ICONV) check_function_exists(iconv ICONV_IN_LIBC) if(NOT ICONV_IN_LIBC) find_path(ICONV_INCLUDE_DIR iconv.h) find_library(ICONV_LIBRARY iconv) endif() # detect the prototype of iconv(3) set(CMAKE_C_FLAGS_BACKUP "${CMAKE_C_FLAGS}") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror") set(CMAKE_REQUIRED_INCLUDES "${ICONV_INCLUDE_DIR}") set(CMAKE_REQUIRED_LIBRARIES "${ICONV_LIBRARY}") check_c_source_compiles(" #include int main() { iconv_t conv = 0; char* in = 0; size_t ilen = 0; char* out = 0; size_t olen = 0; iconv(conv, &in, &ilen, &out, &olen); return 0; } " ICONV_TRADITIONAL) set(CMAKE_REQUIRED_INCLUDES) set(CMAKE_REQUIRED_LIBRARIES) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS_BACKUP}") target_include_directories(nvi PRIVATE ${ICONV_INCLUDE_DIR}) target_link_libraries(nvi PRIVATE ${ICONV_LIBRARY}) endif() check_function_exists(getprogname GETPROGNAME_IN_LIBC) check_function_exists(strlcpy STRLCPY_IN_LIBC) if(NOT GETPROGNAME_IN_LIBC OR NOT STRLCPY_IN_LIBC) find_package(PkgConfig REQUIRED) pkg_check_modules(LIBBSD libbsd-overlay) add_definitions(${LIBBSD_CFLAGS}) target_link_libraries(nvi PRIVATE ${LIBBSD_LIBRARIES}) endif() check_function_exists(dbopen DBOPEN_IN_LIBC) if(NOT DBOPEN_IN_LIBC) target_link_libraries(nvi PRIVATE db1) endif() if (APPLE) # Avoid using an incompatible db.h installed to /usr/local (since this is # part of the default search path on macOS) set(DB_H_GUESS "${CMAKE_OSX_SYSROOT}/usr/include/db.h") if (NOT EXISTS ${DB_H_GUESS}) message(FATAL_ERROR "Could not find db.h at the expected path (${DB_H_GUESS}).") endif() add_definitions("-DDB_H_ABS_PATH=<${DB_H_GUESS}>") else() find_path(DB_INCLUDE_DIR db.h PATH_SUFFIXES db1) target_include_directories(nvi PRIVATE ${DB_INCLUDE_DIR}) endif() check_include_files(libutil.h HAVE_LIBUTIL_H) check_include_files(ncurses.h HAVE_NCURSES_H) check_include_files(ncursesw/ncurses.h HAVE_NCURSESW_NCURSES_H) check_include_files(pty.h HAVE_PTY_H) check_include_files(term.h HAVE_TERM_H) check_struct_has_member("struct dirent" d_namlen dirent.h HAVE_DIRENT_D_NAMLEN LANGUAGE C) check_struct_has_member("struct stat" st_mtimespec "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIMESPEC LANGUAGE C) check_struct_has_member("struct stat" st_mtim "sys/types.h;sys/stat.h" HAVE_STRUCT_STAT_ST_MTIM LANGUAGE C) configure_file(files/config.h.in config.h) set(vi_cv_path_preserve /var/tmp/vi.recover/) if(APPLE) set(vi_cv_path_msgcat /usr/local/share/vi/catalog/) else() set(vi_cv_path_msgcat /usr/share/vi/catalog/) endif() configure_file(files/pathnames.h.in pathnames.h) configure_file(files/recover.in recover @ONLY)