1dnl Process this file with autoconf to produce a configure script. 2AC_INIT([file],[5.34],[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($enable_zlib) 41 42AC_MSG_CHECKING(for libseccomp support) 43AC_ARG_ENABLE(libseccomp, 44[AS_HELP_STRING([--disable-libseccomp], [disable libseccomp sandboxing @<:@default=auto@:>@])]) 45AC_MSG_RESULT($enable_libseccomp) 46 47AC_MSG_CHECKING(for file formats in man section 5) 48AC_ARG_ENABLE(fsect-man5, 49[ --enable-fsect-man5 enable file formats in man section 5], 50[if test "${enableval}" = yes; then 51 AC_MSG_RESULT(yes) 52 fsect=5 53else 54 AC_MSG_RESULT(no) 55 fsect=4 56fi], [ 57 # disable by default 58 AC_MSG_RESULT(no) 59 fsect=4 60]) 61 62AC_CANONICAL_HOST 63case "$host_os" in 64 mingw32*) 65 MINGW=1 66 ;; 67 *) 68 MINGW=0 69 ;; 70esac 71AC_SUBST(MINGW) 72AM_CONDITIONAL(MINGW, test "$MINGW" = 1) 73 74AC_SUBST([pkgdatadir], ['$(datadir)/misc']) 75AC_SUBST(fsect) 76AM_CONDITIONAL(FSECT5, test x$fsect = x5) 77 78AC_SUBST(WARNINGS) 79 80dnl Checks for programs. 81AC_PROG_CC_STDC 82AC_USE_SYSTEM_EXTENSIONS 83AM_PROG_CC_C_O 84AC_C_BIGENDIAN 85AC_PROG_INSTALL 86AC_PROG_LN_S 87LT_INIT([disable-static pic-only]) 88gl_VISIBILITY 89dnl Checks for headers 90AC_HEADER_STDC 91AC_HEADER_MAJOR 92AC_HEADER_SYS_WAIT 93AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h) 94AC_CHECK_HEADERS(stddef.h utime.h wchar.h wctype.h limits.h) 95AC_CHECK_HEADERS(getopt.h err.h xlocale.h signal.h) 96AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h) 97if test "$enable_zlib" != "no"; then 98 AC_CHECK_HEADERS(zlib.h) 99fi 100AC_CHECK_TYPE([sig_t],[AC_DEFINE([HAVE_SIG_T],1,[Have sig_t type])],,[ 101#ifdef HAVE_SIGNAL_H 102#include <signal.h> 103#endif]) 104 105dnl Checks for typedefs, structures, and compiler characteristics. 106AC_C_CONST 107AC_TYPE_OFF_T 108AC_TYPE_SIZE_T 109AC_CHECK_MEMBERS([struct stat.st_rdev]) 110 111AC_CHECK_MEMBERS([struct tm.tm_gmtoff]) 112AC_STRUCT_TIMEZONE 113AC_STRUCT_TIMEZONE_DAYLIGHT 114AC_SYS_LARGEFILE 115AC_FUNC_FSEEKO 116AC_TYPE_MBSTATE_T 117 118AC_STRUCT_OPTION_GETOPT_H 119AC_TYPE_PID_T 120AC_TYPE_UINT8_T 121AC_TYPE_UINT16_T 122AC_TYPE_UINT32_T 123AC_TYPE_INT32_T 124AC_TYPE_UINT64_T 125AC_TYPE_INT64_T 126AC_TYPE_INTPTR_T 127AC_TYPE_UINTPTR_T 128AC_FUNC_MMAP 129AC_FUNC_FORK 130AC_FUNC_MBRTOWC 131 132AC_MSG_CHECKING(for gcc compiler warnings) 133AC_ARG_ENABLE(warnings, 134[ --disable-warnings disable compiler warnings], 135[if test "${enableval}" = no -o "$GCC" = no; then 136 AC_MSG_RESULT(no) 137 WARNINGS= 138else 139 AC_MSG_RESULT(yes) 140 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 141 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 142 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 143 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 144fi], [ 145if test "$GCC" = yes; then 146 AC_MSG_RESULT(yes) 147 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \ 148 -Wmissing-declarations -Wredundant-decls -Wnested-externs \ 149 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \ 150 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2" 151else 152 WARNINGS= 153 AC_MSG_RESULT(no) 154fi]) 155 156dnl Checks for functions 157AC_CHECK_FUNCS(strerror strndup strtoul mkstemp mkostemp utimes utime wcwidth strtof newlocale uselocale freelocale setlocale) 158 159dnl Provide implementation of some required functions if necessary 160AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline ctime_r asctime_r localtime_r gmtime_r pread strcasestr fmtcheck dprintf) 161 162dnl Checks for libraries 163if test "$enable_zlib" != "no"; then 164 AC_CHECK_LIB(z, gzopen) 165fi 166if test "$enable_libseccomp" != "no"; then 167 AC_CHECK_LIB(seccomp, seccomp_init) 168fi 169if test "$MINGW" = 1; then 170 AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW])) 171fi 172 173dnl See if we are cross-compiling 174AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes) 175 176dnl Final sanity checks 177if test "$enable_zlib" = "yes"; then 178 if test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" != "yesyes"; then 179 AC_MSG_ERROR([zlib support requested but not found]) 180 fi 181elif test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" = "yesyes"; then 182 AC_DEFINE([ZLIBSUPPORT], 1, [Enable zlib compression support]) 183fi 184 185AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile]) 186AC_OUTPUT 187