1 dnl Process this file with autoconf to produce a configure script.
2 AC_INIT(file, 5.09, christos@astron.com)
4 AM_MAINTAINER_MODE(disable)
5 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
7 AM_CONFIG_HEADER(config.h)
8 AC_CONFIG_MACRO_DIR([m4])
10 AC_MSG_CHECKING(for builtin ELF support)
12 [ --disable-elf disable builtin ELF support],
13 [if test "${enableval}" = yes; then
15 AC_DEFINE([BUILTIN_ELF], 1, [Define if built-in ELF support is used])
21 AC_DEFINE([BUILTIN_ELF], 1, [Define in built-in ELF support is used])
24 AC_MSG_CHECKING(for ELF core file support)
25 AC_ARG_ENABLE(elf-core,
26 [ --disable-elf-core disable ELF core file support],
27 [if test "${enableval}" = yes; then
29 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
35 AC_DEFINE([ELFCORE], 1, [Define for ELF core file support])
38 AC_MSG_CHECKING(for file formats in man section 5)
39 AC_ARG_ENABLE(fsect-man5,
40 [ --enable-fsect-man5 enable file formats in man section 5],
41 [if test "${enableval}" = yes; then
63 AM_CONDITIONAL(MINGW, test "$MINGW" = 1)
65 AC_SUBST([pkgdatadir], ['$(datadir)/misc'])
67 AM_CONDITIONAL(FSECT5, test x$fsect = x5)
72 dnl Checks for programs.
79 dnl Checks for headers
83 AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h)
84 AC_CHECK_HEADERS(utime.h wchar.h wctype.h limits.h)
85 AC_CHECK_HEADERS(getopt.h err.h)
86 AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h)
87 AC_CHECK_HEADERS(zlib.h)
89 dnl Checks for typedefs, structures, and compiler characteristics.
93 AC_CHECK_MEMBERS([struct stat.st_rdev])
96 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.tm_zone])
97 AC_STRUCT_TIMEZONE_DAYLIGHT
102 AC_STRUCT_OPTION_GETOPT_H
104 AC_CHECK_TYPES([pid_t, uint8_t, uint16_t, uint32_t, int32_t, uint64_t, int64_t])
105 AC_CHECK_SIZEOF(long long)
108 typedef unsigned char uint8_t;
110 #ifndef HAVE_UINT16_T
111 typedef unsigned short uint16_t;
113 #ifndef HAVE_UINT32_T
114 typedef unsigned int uint32_t;
119 #ifndef HAVE_UINT64_T
120 #if SIZEOF_LONG_LONG == 8
121 typedef unsigned long long uint64_t;
123 typedef unsigned long uint64_t;
127 #if SIZEOF_LONG_LONG == 8
128 typedef long long int64_t;
130 typedef long int64_t;
135 AC_MSG_CHECKING(for gcc compiler warnings)
136 AC_ARG_ENABLE(warnings,
137 [ --disable-warnings disable compiler warnings],
138 [if test "${enableval}" = no -o "$GCC" = no; then
143 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
144 -Wmissing-declarations -Wredundant-decls -Wnested-externs \
145 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \
146 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
148 if test "$GCC" = yes; then
150 WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
151 -Wmissing-declarations -Wredundant-decls -Wnested-externs \
152 -Wsign-compare -Wreturn-type -Wswitch -Wshadow \
153 -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
159 dnl Checks for functions
160 AC_CHECK_FUNCS(mmap strerror strndup strtoul mbrtowc mkstemp utimes utime wcwidth strtof fork)
162 dnl Provide implementation of some required functions if necessary
163 AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline)
165 dnl Checks for libraries
166 AC_CHECK_LIB(z,gzopen)
167 if test "$MINGW" = 1; then
168 AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW]))
171 dnl See if we are cross-compiling
172 AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes)
174 AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile])