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dnl Process this file with autoconf to produce a configure script.
AC_INIT([file],[5.13],[christos@astron.com])
AM_INIT_AUTOMAKE([subdir-objects foreign])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])
AC_MSG_CHECKING(for builtin ELF support)
AC_ARG_ENABLE(elf,
[ --disable-elf disable builtin ELF support],
[if test "${enableval}" = yes; then
AC_MSG_RESULT(yes)
AC_DEFINE([BUILTIN_ELF], 1, [Define if built-in ELF support is used])
else
AC_MSG_RESULT(no)
fi], [
# enable by default
AC_MSG_RESULT(yes)
AC_DEFINE([BUILTIN_ELF], 1, [Define in built-in ELF support is used])
])
AC_MSG_CHECKING(for ELF core file support)
AC_ARG_ENABLE(elf-core,
[ --disable-elf-core disable ELF core file support],
[if test "${enableval}" = yes; then
AC_MSG_RESULT(yes)
AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
else
AC_MSG_RESULT(no)
fi], [
# enable by default
AC_MSG_RESULT(yes)
AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
])
AC_MSG_CHECKING(for file formats in man section 5)
AC_ARG_ENABLE(fsect-man5,
[ --enable-fsect-man5 enable file formats in man section 5],
[if test "${enableval}" = yes; then
AC_MSG_RESULT(yes)
fsect=5
else
AC_MSG_RESULT(no)
fsect=4
fi], [
# disable by default
AC_MSG_RESULT(no)
fsect=4
])
AC_CANONICAL_HOST
case "$host_os" in
mingw32*)
MINGW=1
;;
*)
MINGW=0
;;
esac
AC_SUBST(MINGW)
AM_CONDITIONAL(MINGW, test "$MINGW" = 1)
AC_SUBST([pkgdatadir], ['$(datadir)/misc'])
AC_SUBST(fsect)
AM_CONDITIONAL(FSECT5, test x$fsect = x5)
AC_SUBST(WARNINGS)
dnl Checks for programs.
AC_PROG_CC_STDC
AC_USE_SYSTEM_EXTENSIONS
AM_PROG_CC_C_O
AC_C_BIGENDIAN
AC_PROG_INSTALL
AC_PROG_LN_S
LT_INIT([disable-static pic-only])
gl_VISIBILITY
dnl Checks for headers
AC_HEADER_STDC
AC_HEADER_MAJOR
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h)
AC_CHECK_HEADERS(stddef.h utime.h wchar.h wctype.h limits.h)
AC_CHECK_HEADERS(getopt.h err.h)
AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h)
AC_CHECK_HEADERS(zlib.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_CHECK_MEMBERS([struct stat.st_rdev])
AC_CHECK_MEMBERS([struct tm.tm_gmtoff])
AC_STRUCT_TIMEZONE
AC_STRUCT_TIMEZONE_DAYLIGHT
AC_SYS_LARGEFILE
AC_FUNC_FSEEKO
AC_TYPE_MBSTATE_T
AC_STRUCT_OPTION_GETOPT_H
AC_TYPE_PID_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_INT32_T
AC_TYPE_UINT64_T
AC_TYPE_INT64_T
AC_CHECK_SIZEOF(long long)
AC_FUNC_MMAP
AC_FUNC_FORK
AC_FUNC_MBRTOWC
AC_MSG_CHECKING(for gcc compiler warnings)
AC_ARG_ENABLE(warnings,
[ --disable-warnings disable compiler warnings],
[if test "${enableval}" = no -o "$GCC" = no; then
AC_MSG_RESULT(no)
WARNINGS=
else
AC_MSG_RESULT(yes)
WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
-Wmissing-declarations -Wredundant-decls -Wnested-externs \
-Wsign-compare -Wreturn-type -Wswitch -Wshadow \
-Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
fi], [
if test "$GCC" = yes; then
AC_MSG_RESULT(yes)
WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
-Wmissing-declarations -Wredundant-decls -Wnested-externs \
-Wsign-compare -Wreturn-type -Wswitch -Wshadow \
-Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
else
WARNINGS=
AC_MSG_RESULT(no)
fi])
dnl Checks for functions
AC_CHECK_FUNCS(strerror strndup strtoul mkstemp mkostemp utimes utime wcwidth strtof)
dnl Provide implementation of some required functions if necessary
AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline ctime_r asctime_r pread)
dnl Checks for libraries
AC_CHECK_LIB(z,gzopen)
if test "$MINGW" = 1; then
AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW]))
fi
dnl See if we are cross-compiling
AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes)
AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile])
AC_OUTPUT
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