179 lines
4.9 KiB
Plaintext
179 lines
4.9 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script.
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AC_INIT([file],[5.28],[christos@astron.com])
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AM_INIT_AUTOMAKE([subdir-objects foreign])
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m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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AC_CONFIG_HEADERS([config.h])
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AC_CONFIG_MACRO_DIR([m4])
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AC_MSG_CHECKING(for builtin ELF support)
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AC_ARG_ENABLE(elf,
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[ --disable-elf disable builtin ELF support],
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[if test "${enableval}" = yes; then
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AC_MSG_RESULT(yes)
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AC_DEFINE([BUILTIN_ELF], 1, [Define if built-in ELF support is used])
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else
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AC_MSG_RESULT(no)
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fi], [
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# enable by default
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AC_MSG_RESULT(yes)
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AC_DEFINE([BUILTIN_ELF], 1, [Define in built-in ELF support is used])
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])
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AC_MSG_CHECKING(for ELF core file support)
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AC_ARG_ENABLE(elf-core,
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[ --disable-elf-core disable ELF core file support],
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[if test "${enableval}" = yes; then
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AC_MSG_RESULT(yes)
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AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
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else
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AC_MSG_RESULT(no)
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fi], [
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# enable by default
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AC_MSG_RESULT(yes)
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AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
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])
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AC_MSG_CHECKING(for zlib support)
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AC_ARG_ENABLE(zlib,
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[AS_HELP_STRING([--disable-zlib], [disable zlib compression support @<:@default=auto@:>@])])
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AC_MSG_RESULT($enable_zlib)
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AC_MSG_CHECKING(for file formats in man section 5)
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AC_ARG_ENABLE(fsect-man5,
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[ --enable-fsect-man5 enable file formats in man section 5],
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[if test "${enableval}" = yes; then
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AC_MSG_RESULT(yes)
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fsect=5
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else
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AC_MSG_RESULT(no)
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fsect=4
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fi], [
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# disable by default
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AC_MSG_RESULT(no)
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fsect=4
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])
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AC_CANONICAL_HOST
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case "$host_os" in
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mingw32*)
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MINGW=1
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;;
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*)
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MINGW=0
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;;
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esac
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AC_SUBST(MINGW)
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AM_CONDITIONAL(MINGW, test "$MINGW" = 1)
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AC_SUBST([pkgdatadir], ['$(datadir)/misc'])
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AC_SUBST(fsect)
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AM_CONDITIONAL(FSECT5, test x$fsect = x5)
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AC_SUBST(WARNINGS)
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dnl Checks for programs.
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AC_PROG_CC_STDC
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AC_USE_SYSTEM_EXTENSIONS
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AM_PROG_CC_C_O
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AC_C_BIGENDIAN
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AC_PROG_INSTALL
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AC_PROG_LN_S
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LT_INIT([disable-static pic-only])
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gl_VISIBILITY
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dnl Checks for headers
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AC_HEADER_STDC
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AC_HEADER_MAJOR
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AC_HEADER_SYS_WAIT
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AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h)
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AC_CHECK_HEADERS(stddef.h utime.h wchar.h wctype.h limits.h)
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AC_CHECK_HEADERS(getopt.h err.h xlocale.h signal.h)
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AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h)
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if test "$enable_zlib" != "no"; then
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AC_CHECK_HEADERS(zlib.h)
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fi
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AC_CHECK_TYPE([sig_t],[AC_DEFINE([HAVE_SIG_T],1,[Have sig_t type])],,[
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#ifdef HAVE_SIGNAL_H
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#include <signal.h>
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#endif])
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_OFF_T
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AC_TYPE_SIZE_T
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AC_CHECK_MEMBERS([struct stat.st_rdev])
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AC_CHECK_MEMBERS([struct tm.tm_gmtoff])
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AC_STRUCT_TIMEZONE
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AC_STRUCT_TIMEZONE_DAYLIGHT
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AC_SYS_LARGEFILE
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AC_FUNC_FSEEKO
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AC_TYPE_MBSTATE_T
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AC_STRUCT_OPTION_GETOPT_H
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AC_TYPE_PID_T
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AC_TYPE_UINT8_T
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AC_TYPE_UINT16_T
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AC_TYPE_UINT32_T
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AC_TYPE_INT32_T
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AC_TYPE_UINT64_T
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AC_TYPE_INT64_T
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AC_TYPE_INTPTR_T
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AC_TYPE_UINTPTR_T
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AC_FUNC_MMAP
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AC_FUNC_FORK
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AC_FUNC_MBRTOWC
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AC_MSG_CHECKING(for gcc compiler warnings)
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AC_ARG_ENABLE(warnings,
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[ --disable-warnings disable compiler warnings],
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[if test "${enableval}" = no -o "$GCC" = no; then
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AC_MSG_RESULT(no)
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WARNINGS=
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else
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AC_MSG_RESULT(yes)
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WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
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-Wmissing-declarations -Wredundant-decls -Wnested-externs \
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-Wsign-compare -Wreturn-type -Wswitch -Wshadow \
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-Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
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fi], [
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if test "$GCC" = yes; then
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AC_MSG_RESULT(yes)
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WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
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-Wmissing-declarations -Wredundant-decls -Wnested-externs \
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-Wsign-compare -Wreturn-type -Wswitch -Wshadow \
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-Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
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else
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WARNINGS=
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AC_MSG_RESULT(no)
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fi])
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dnl Checks for functions
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AC_CHECK_FUNCS(strerror strndup strtoul mkstemp mkostemp utimes utime wcwidth strtof newlocale uselocale freelocale setlocale)
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dnl Provide implementation of some required functions if necessary
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AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline ctime_r asctime_r localtime_r gmtime_r pread strcasestr fmtcheck dprintf)
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dnl Checks for libraries
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if test "$enable_zlib" != "no"; then
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AC_CHECK_LIB(z, gzopen)
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fi
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if test "$MINGW" = 1; then
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AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW]))
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fi
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dnl See if we are cross-compiling
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AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes)
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dnl Final sanity checks
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if test "$enable_zlib" = "yes"; then
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if test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" != "yesyes"; then
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AC_MSG_ERROR([zlib support requested but not found])
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fi
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elif test "$ac_cv_header_zlib_h$ac_cv_lib_z_gzopen" = "yesyes"; then
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AC_DEFINE([ZLIBSUPPORT], 1, [Enable zlib compression support])
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fi
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AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile])
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AC_OUTPUT
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