1dnl Process this file with autoconf to produce a configure script. 2AC_INIT([file],[5.48],[christos@astron.com]) 3AM_INIT_AUTOMAKE([subdir-objects foreign]) 4m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) 5 6AC_CONFIG_HEADERS([config.h]) 7AC_CONFIG_MACRO_DIR([m4]) 8 9AC_MSG_CHECKING(for builtin ELF support) 10AC_ARG_ENABLE(elf, 11[ --disable-elf disable builtin ELF support], 12[if test "${enableval}" = yes; then 13 AC_MSG_RESULT(yes) 14 AC_DEFINE([BUILTIN_ELF], 1, [Define if built-in ELF support is used]) 15else 16 AC_MSG_RESULT(no) 17fi], [ 18 # enable by default 19 AC_MSG_RESULT(yes) 20 AC_DEFINE([BUILTIN_ELF], 1, [Define in built-in ELF support is used]) 21]) 22 23AC_MSG_CHECKING(for ELF core file support) 24AC_ARG_ENABLE(elf-core, 25[ --disable-elf-core disable ELF core file support], 26[if test "${enableval}" = yes; then 27 AC_MSG_RESULT(yes) 28 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support]) 29else 30 AC_MSG_RESULT(no) 31fi], [ 32 # enable by default 33 AC_MSG_RESULT(yes) 34 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support]) 35]) 36 37AC_MSG_CHECKING(for zlib support) 38AC_ARG_ENABLE([zlib], 39[AS_HELP_STRING([--disable-zlib], [disable zlib compression support @<:@default=auto@:>@])]) 40AC_MSG_RESULT($enable_zlib) 41 42AC_MSG_CHECKING(for bzlib support) 43AC_ARG_ENABLE([bzlib], 44[AS_HELP_STRING([--disable-bzlib], [disable bz2lib compression support @<:@default=auto@:>@])]) 45AC_MSG_RESULT($enable_bzlib) 46 47AC_MSG_CHECKING(for xzlib support) 48AC_ARG_ENABLE([xzlib], 49[AS_HELP_STRING([--disable-xzlib], [disable liblzma/xz compression support @<:@default=auto@:>@])]) 50AC_MSG_RESULT($enable_xzlib) 51 52AC_MSG_CHECKING(for zstdlib support) 53AC_ARG_ENABLE([zstdlib], 54[AS_HELP_STRING([--disable-zstdlib], [disable zstdlib compression support @<:@default=auto@:>@])]) 55AC_MSG_RESULT($enable_zstdlib) 56 57AC_MSG_CHECKING(for lzlib support) 58AC_ARG_ENABLE([lzlib], 59[AS_HELP_STRING([--disable-lzlib], [disable liblz (lzip) compression support @<:@default=auto@:>@])]) 60AC_MSG_RESULT($enable_lzlib) 61 62AC_MSG_CHECKING(for lrziplib support) 63AC_ARG_ENABLE([lrziplib], 64[AS_HELP_STRING([--disable-lrziplib], [disable liblrzip (lrzip) compression support @<:@default=auto@:>@])]) 65AC_MSG_RESULT($enable_lrziplib) 66 67AC_MSG_CHECKING(for libseccomp support) 68AC_ARG_ENABLE([libseccomp], 69[AS_HELP_STRING([--disable-libseccomp], [disable libseccomp sandboxing @<:@default=auto@:>@])]) 70AC_MSG_RESULT($enable_libseccomp) 71 72AC_MSG_CHECKING(for Landlock LSM support) 73AC_ARG_ENABLE([landlock], 74[AS_HELP_STRING([--disable-landlock], [disable Landlock filesystem sandboxing @<:@default=auto@:>@])]) 75AC_MSG_RESULT($enable_landlock) 76 77AC_MSG_CHECKING(for file formats in man section 5) 78AC_ARG_ENABLE(fsect-man5, 79[ --enable-fsect-man5 enable file formats in man section 5], 80[if test "${enableval}" = yes; then 81 AC_MSG_RESULT(yes) 82 fsect=5 83else 84 AC_MSG_RESULT(no) 85 fsect=4 86fi], [ 87 # disable by default 88 AC_MSG_RESULT(no) 89 fsect=4 90]) 91 92AC_CANONICAL_HOST 93case "$host_os" in 94 mingw32*) 95 MINGW=1 96 ;; 97 *) 98 MINGW=0 99 ;; 100esac 101AC_SUBST(MINGW) 102AM_CONDITIONAL(MINGW, test "$MINGW" = 1) 103 104AC_SUBST([pkgdatadir], ['$(datadir)/misc']) 105AC_SUBST(fsect) 106AM_CONDITIONAL(FSECT5, test x$fsect = x5) 107 108AC_SUBST(WARNINGS) 109 110dnl Checks for programs. 111AC_PROG_CC 112AC_USE_SYSTEM_EXTENSIONS 113AM_PROG_CC_C_O 114AC_C_BIGENDIAN 115AC_PROG_INSTALL 116AC_PROG_LN_S 117LT_INIT([disable-static pic-only]) 118gl_VISIBILITY 119dnl Checks for headers 120AC_HEADER_MAJOR 121AC_HEADER_SYS_WAIT 122AC_CHECK_HEADERS(stdint.h fcntl.h inttypes.h unistd.h byteswap.h) 123AC_CHECK_HEADERS(spawn.h utime.h wchar.h wctype.h limits.h) 124AC_CHECK_HEADERS(getopt.h err.h xlocale.h) 125AC_CHECK_HEADERS(sys/bswap.h sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h sys/sysmacros.h sys/ioctl.h) 126if test "$enable_zlib" != "no"; then 127 AC_CHECK_HEADERS(zlib.h) 128fi 129if test "$enable_bzlib" != "no"; then 130 AC_CHECK_HEADERS(bzlib.h) 131fi 132if test "$enable_xzlib" != "no"; then 133 AC_CHECK_HEADERS(lzma.h) 134fi 135if test "$enable_zstdlib" != "no"; then 136 AC_CHECK_HEADERS(zstd.h zstd_errors.h) 137fi 138if test "$enable_lzlib" != "no"; then 139 AC_CHECK_HEADERS(lzlib.h) 140fi 141if test "$enable_lrziplib" != "no"; then 142 AC_CHECK_HEADERS(Lrzip.h) 143fi 144AC_CHECK_TYPE([sig_t],[AC_DEFINE([HAVE_SIG_T],1,[Have sig_t type])],,[#include <signal.h>]) 145 146dnl Checks for typedefs, structures, and compiler characteristics. 147AC_TYPE_OFF_T 148AC_TYPE_SIZE_T 149AC_CHECK_MEMBERS([struct stat.st_rdev]) 150 151AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>]) 152AC_STRUCT_TIMEZONE 153AC_STRUCT_TIMEZONE_DAYLIGHT 154AC_SYS_LARGEFILE 155AC_FUNC_FSEEKO 156AC_TYPE_MBSTATE_T 157 158AC_STRUCT_OPTION_GETOPT_H 159AC_TYPE_PID_T 160AC_TYPE_UINT8_T 161AC_TYPE_UINT16_T 162AC_TYPE_UINT32_T 163AC_TYPE_INT32_T 164AC_TYPE_UINT64_T 165AC_TYPE_INT64_T 166AC_TYPE_INTPTR_T 167AC_TYPE_UINTPTR_T 168m4_ifdef([AC_SYS_YEAR2038], [AC_SYS_YEAR2038], [ 169# GNU libc only allows setting _TIME_BITS when FILE_OFFSET_BITS is also set. 170# GNU libc defines __TIMESIZE on systems where _TIME_BITS can be set. 171AS_IF([test X"$ac_cv_sys_file_offset_bits" = X"64"], [ 172 AC_CHECK_DECL(__TIMESIZE, [ 173 AC_DEFINE([_TIME_BITS], [64], [Number of bits in a timestamp, on hosts where this is settable.]) 174 ], [], [ 175AC_INCLUDES_DEFAULT 176#include <time.h> 177 ]) 178 ]) 179]) 180AC_FUNC_MMAP 181AC_FUNC_FORK 182AC_FUNC_MBRTOWC 183 184AC_MSG_CHECKING(for gcc compiler warnings) 185AC_ARG_ENABLE(warnings, 186[ --disable-warnings disable compiler warnings], 187[if test "${enableval}" = no -o "$GCC" = no; then 188 AC_MSG_RESULT(no) 189 WARNINGS= 190else 191 AC_MSG_RESULT(yes) 192 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 193 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 194 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 195 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 196fi], [ 197if test "$GCC" = yes; then 198 AC_MSG_RESULT(yes) 199 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 200 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 201 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 202 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 203else 204 WARNINGS= 205 AC_MSG_RESULT(no) 206fi]) 207 208dnl Checks for functions 209AC_CHECK_FUNCS(strndup mkstemp mkostemp utimes utime wcwidth strtof newlocale uselocale freelocale memmem pipe2 posix_spawnp) 210 211dnl Provide implementation of some required functions if necessary 212AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline ctime_r asctime_r localtime_r gmtime_r pread strcasestr fmtcheck dprintf) 213 214dnl Checks for libraries 215if test "$enable_zlib" != "no"; then 216 AC_CHECK_LIB(z, gzopen) 217fi 218if test "$enable_bzlib" != "no"; then 219 AC_CHECK_LIB(bz2, BZ2_bzCompressInit) 220fi 221if test "$enable_xzlib" != "no"; then 222 AC_CHECK_LIB(lzma, lzma_stream_decoder) 223fi 224if test "$enable_zstdlib" != "no"; then 225 AC_CHECK_LIB(zstd, ZSTD_createDStream) 226fi 227if test "$enable_lzlib" != "no"; then 228 AC_CHECK_LIB(lz, LZ_decompress_open) 229fi 230if test "$enable_lrziplib" != "no"; then 231 AC_CHECK_LIB(lrzip, lrzip_new) 232fi 233 234if test "$enable_libseccomp" != "no"; then 235 AC_CHECK_LIB(seccomp, seccomp_init) 236fi 237if test "$enable_landlock" != "no"; then 238 AC_CHECK_HEADERS(linux/landlock.h) 239fi 240if test "$MINGW" = 1; then 241 AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW])) 242fi 243 244dnl See if we are cross-compiling 245AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes) 246 247dnl Final sanity checks 248if test "$enable_zlib" = "yes"; then 249 if test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" != "yesyes"; then 250 AC_MSG_ERROR([zlib support requested but not found]) 251 fi 252fi 253if test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" = "yesyes"; then 254 AC_DEFINE([ZLIBSUPPORT], 1, [Enable zlib compression support]) 255fi 256if test "$enable_bzlib" = "yes"; then 257 if test "$ac_cv_header_bzlib_h$ac_cv_lib_bz2_BZ2_bzCompressInit" != "yesyes"; then 258 AC_MSG_ERROR([bzlib support requested but not found]) 259 fi 260fi 261if test "$ac_cv_header_bzlib_h$ac_cv_lib_bz2_BZ2_bzCompressInit" = "yesyes"; then 262 AC_DEFINE([BZLIBSUPPORT], 1, [Enable bzlib compression support]) 263fi 264if test "$enable_xzlib" = "yes"; then 265 if test "$ac_cv_header_lzma_h$ac_cv_lib_lzma_lzma_stream_decoder" != "yesyes"; then 266 AC_MSG_ERROR([xzlib support requested but not found]) 267 fi 268fi 269if test "$ac_cv_header_lzma_h$ac_cv_lib_lzma_lzma_stream_decoder" = "yesyes"; then 270 AC_DEFINE([XZLIBSUPPORT], 1, [Enable xzlib compression support]) 271fi 272if test "$enable_zstdlib" = "yes"; then 273 if test "$ac_cv_header_zstd_h$ac_cv_lib_zstd_ZSTD_createDStream" != "yesyes"; then 274 AC_MSG_ERROR([zstdlib support requested but not found]) 275 fi 276fi 277if test "$ac_cv_header_zstd_h$ac_cv_lib_zstd_ZSTD_createDStream" = "yesyes"; then 278 AC_DEFINE([ZSTDLIBSUPPORT], 1, [Enable zstdlib compression support]) 279fi 280if test "$enable_lzlib" = "yes"; then 281 if test "$ac_cv_header_lzlib_h$ac_cv_lib_lz_LZ_decompress_open" != "yesyes"; then 282 AC_MSG_ERROR([lzlib support requested but not found]) 283 fi 284fi 285if test "$ac_cv_header_lzlib_h$ac_cv_lib_lz_LZ_decompress_open" = "yesyes"; then 286 AC_DEFINE([LZLIBSUPPORT], 1, [Enable lzlib compression support]) 287fi 288 289if test "$enable_lrziplib" = "yes"; then 290 if test "$ac_cv_header_Lrzip_h$ac_cv_lib_lrzip_lrzip_new" != "yesyes"; then 291 AC_MSG_ERROR([lrzip support requested but not found]) 292 fi 293fi 294if test "$ac_cv_header_Lrzip_h$ac_cv_lib_lrzip_lrzip_new" = "yesyes"; then 295 AC_DEFINE([LRZIPLIBSUPPORT], 1, [Enable lrziplib compression support]) 296fi 297 298AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile libmagic.pc]) 299AC_OUTPUT 300