1dnl Process this file with autoconf to produce a configure script. 2AC_INIT([file],[5.33],[christos@astron.com]) 3AM_INIT_AUTOMAKE([subdir-objects foreign]) 4AM_MAINTAINER_MODE(disable) 5m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) 6 7AC_CONFIG_HEADERS([config.h]) 8AC_CONFIG_MACRO_DIR([m4]) 9 10AC_MSG_CHECKING(for builtin ELF support) 11AC_ARG_ENABLE(elf, 12[ --disable-elf disable builtin ELF support], 13[if test "${enableval}" = yes; then 14 AC_MSG_RESULT(yes) 15 AC_DEFINE([BUILTIN_ELF], 1, [Define if built-in ELF support is used]) 16else 17 AC_MSG_RESULT(no) 18fi], [ 19 # enable by default 20 AC_MSG_RESULT(yes) 21 AC_DEFINE([BUILTIN_ELF], 1, [Define in built-in ELF support is used]) 22]) 23 24AC_MSG_CHECKING(for ELF core file support) 25AC_ARG_ENABLE(elf-core, 26[ --disable-elf-core disable ELF core file support], 27[if test "${enableval}" = yes; then 28 AC_MSG_RESULT(yes) 29 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support]) 30else 31 AC_MSG_RESULT(no) 32fi], [ 33 # enable by default 34 AC_MSG_RESULT(yes) 35 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support]) 36]) 37 38AC_MSG_CHECKING(for zlib support) 39AC_ARG_ENABLE(zlib, 40[AS_HELP_STRING([--disable-zlib], [disable zlib compression support @<:@default=auto@:>@])]) 41AC_MSG_RESULT($enable_zlib) 42 43AC_MSG_CHECKING(for libseccomp support) 44AC_ARG_ENABLE(libseccomp, 45[AS_HELP_STRING([--disable-libseccomp], [disable libseccomp sandboxing @<:@default=auto@:>@])]) 46AC_MSG_RESULT($enable_libseccomp) 47 48AC_MSG_CHECKING(for file formats in man section 5) 49AC_ARG_ENABLE(fsect-man5, 50[ --enable-fsect-man5 enable file formats in man section 5], 51[if test "${enableval}" = yes; then 52 AC_MSG_RESULT(yes) 53 fsect=5 54else 55 AC_MSG_RESULT(no) 56 fsect=4 57fi], [ 58 # disable by default 59 AC_MSG_RESULT(no) 60 fsect=4 61]) 62 63AC_CANONICAL_HOST 64case "$host_os" in 65 mingw32*) 66 MINGW=1 67 ;; 68 *) 69 MINGW=0 70 ;; 71esac 72AC_SUBST(MINGW) 73AM_CONDITIONAL(MINGW, test "$MINGW" = 1) 74 75AC_SUBST([pkgdatadir], ['$(datadir)/misc']) 76AC_SUBST(fsect) 77AM_CONDITIONAL(FSECT5, test x$fsect = x5) 78 79AC_SUBST(WARNINGS) 80 81dnl Checks for programs. 82AC_PROG_CC_STDC 83AC_USE_SYSTEM_EXTENSIONS 84AM_PROG_CC_C_O 85AC_C_BIGENDIAN 86AC_PROG_INSTALL 87AC_PROG_LN_S 88LT_INIT([disable-static pic-only]) 89gl_VISIBILITY 90dnl Checks for headers 91AC_HEADER_STDC 92AC_HEADER_MAJOR 93AC_HEADER_SYS_WAIT 94AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h) 95AC_CHECK_HEADERS(stddef.h utime.h wchar.h wctype.h limits.h) 96AC_CHECK_HEADERS(getopt.h err.h xlocale.h signal.h) 97AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h) 98if test "$enable_zlib" != "no"; then 99 AC_CHECK_HEADERS(zlib.h) 100fi 101AC_CHECK_TYPE([sig_t],[AC_DEFINE([HAVE_SIG_T],1,[Have sig_t type])],,[ 102#ifdef HAVE_SIGNAL_H 103#include <signal.h> 104#endif]) 105 106dnl Checks for typedefs, structures, and compiler characteristics. 107AC_C_CONST 108AC_TYPE_OFF_T 109AC_TYPE_SIZE_T 110AC_CHECK_MEMBERS([struct stat.st_rdev]) 111 112AC_CHECK_MEMBERS([struct tm.tm_gmtoff]) 113AC_STRUCT_TIMEZONE 114AC_STRUCT_TIMEZONE_DAYLIGHT 115AC_SYS_LARGEFILE 116AC_FUNC_FSEEKO 117AC_TYPE_MBSTATE_T 118 119AC_STRUCT_OPTION_GETOPT_H 120AC_TYPE_PID_T 121AC_TYPE_UINT8_T 122AC_TYPE_UINT16_T 123AC_TYPE_UINT32_T 124AC_TYPE_INT32_T 125AC_TYPE_UINT64_T 126AC_TYPE_INT64_T 127AC_TYPE_INTPTR_T 128AC_TYPE_UINTPTR_T 129AC_FUNC_MMAP 130AC_FUNC_FORK 131AC_FUNC_MBRTOWC 132 133AC_MSG_CHECKING(for gcc compiler warnings) 134AC_ARG_ENABLE(warnings, 135[ --disable-warnings disable compiler warnings], 136[if test "${enableval}" = no -o "$GCC" = no; then 137 AC_MSG_RESULT(no) 138 WARNINGS= 139else 140 AC_MSG_RESULT(yes) 141 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 142 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 143 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 144 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 145fi], [ 146if test "$GCC" = yes; then 147 AC_MSG_RESULT(yes) 148 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 149 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 150 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 151 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 152else 153 WARNINGS= 154 AC_MSG_RESULT(no) 155fi]) 156 157dnl Checks for functions 158AC_CHECK_FUNCS(strerror strndup strtoul mkstemp mkostemp utimes utime wcwidth strtof newlocale uselocale freelocale setlocale) 159 160dnl Provide implementation of some required functions if necessary 161AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline ctime_r asctime_r localtime_r gmtime_r pread strcasestr fmtcheck dprintf) 162 163dnl Checks for libraries 164if test "$enable_zlib" != "no"; then 165 AC_CHECK_LIB(z, gzopen) 166fi 167if test "$enable_libseccomp" != "no"; then 168 AC_CHECK_LIB(seccomp, seccomp_init) 169fi 170if test "$MINGW" = 1; then 171 AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW])) 172fi 173 174dnl See if we are cross-compiling 175AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes) 176 177dnl Final sanity checks 178if test "$enable_zlib" = "yes"; then 179 if test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" != "yesyes"; then 180 AC_MSG_ERROR([zlib support requested but not found]) 181 fi 182elif test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" = "yesyes"; then 183 AC_DEFINE([ZLIBSUPPORT], 1, [Enable zlib compression support]) 184fi 185 186AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile]) 187AC_OUTPUT 188