configure.ac revision 1.3.4.1 
1dnl Process this file with autoconf to produce a configure script.
2AC_INIT(file, 5.11, christos@astron.com)
3AM_INIT_AUTOMAKE()
4AM_MAINTAINER_MODE(disable)
5m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
6
7AM_CONFIG_HEADER(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 file formats in man section 5)
39AC_ARG_ENABLE(fsect-man5,
40[  --enable-fsect-man5      enable file formats in man section 5],
41[if test "${enableval}" = yes; then
42  AC_MSG_RESULT(yes)
43  fsect=5
44else
45  AC_MSG_RESULT(no)
46  fsect=4
47fi], [
48  # disable by default
49  AC_MSG_RESULT(no)
50  fsect=4
51])
52
53AC_CANONICAL_HOST
54case "$host_os" in
55   mingw32*)
56      MINGW=1
57      ;;
58   *)
59      MINGW=0
60      ;;
61esac
62AC_SUBST(MINGW)
63AM_CONDITIONAL(MINGW, test "$MINGW" = 1)
64
65AC_SUBST([pkgdatadir], ['$(datadir)/misc'])
66AC_SUBST(fsect)
67AM_CONDITIONAL(FSECT5, test x$fsect = x5)
68
69AC_SUBST(WARNINGS)
70AC_GNU_SOURCE
71
72dnl Checks for programs.
73AC_PROG_CC
74AM_PROG_CC_C_O
75AC_PROG_INSTALL
76AC_PROG_LN_S
77AC_PROG_LIBTOOL
78
79dnl Checks for headers
80AC_HEADER_STDC
81AC_HEADER_MAJOR
82AC_HEADER_SYS_WAIT
83AC_CHECK_HEADERS(stdint.h fcntl.h locale.h stdint.h inttypes.h unistd.h)
84AC_CHECK_HEADERS(utime.h wchar.h wctype.h limits.h)
85AC_CHECK_HEADERS(getopt.h err.h)
86AC_CHECK_HEADERS(sys/mman.h sys/stat.h sys/types.h sys/utime.h sys/time.h)
87AC_CHECK_HEADERS(zlib.h)
88
89dnl Checks for typedefs, structures, and compiler characteristics.
90AC_C_CONST
91AC_TYPE_OFF_T
92AC_TYPE_SIZE_T
93AC_CHECK_MEMBERS([struct stat.st_rdev])
94
95AC_STRUCT_TM
96AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.tm_zone])
97AC_STRUCT_TIMEZONE_DAYLIGHT
98AC_SYS_LARGEFILE
99AC_FUNC_FSEEKO
100AC_TYPE_MBSTATE_T
101
102AC_STRUCT_OPTION_GETOPT_H
103
104AC_CHECK_TYPES([pid_t, uint8_t, uint16_t, uint32_t, int32_t, uint64_t, int64_t])
105AC_CHECK_SIZEOF(long long)
106AH_BOTTOM([
107#ifndef HAVE_UINT8_T
108typedef unsigned char uint8_t;
109#endif
110#ifndef HAVE_UINT16_T
111typedef unsigned short uint16_t;
112#endif
113#ifndef HAVE_UINT32_T
114typedef unsigned int uint32_t;
115#endif
116#ifndef HAVE_INT32_T
117typedef int int32_t;
118#endif
119#ifndef HAVE_UINT64_T
120#if SIZEOF_LONG_LONG == 8
121typedef unsigned long long uint64_t;
122#else
123typedef unsigned long uint64_t;
124#endif
125#endif
126#ifndef HAVE_INT64_T
127#if SIZEOF_LONG_LONG == 8
128typedef long long int64_t;
129#else
130typedef long int64_t;
131#endif
132#endif
133])
134
135AC_MSG_CHECKING(for gcc compiler warnings)
136AC_ARG_ENABLE(warnings,
137[  --disable-warnings	disable compiler warnings],
138[if test "${enableval}" = no -o "$GCC" = no; then
139   AC_MSG_RESULT(no)
140   WARNINGS=
141else
142   AC_MSG_RESULT(yes)
143   WARNINGS="-Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith \
144       -Wmissing-declarations -Wredundant-decls -Wnested-externs \
145       -Wsign-compare -Wreturn-type -Wswitch -Wshadow \
146       -Wcast-qual -Wwrite-strings -Wextra -Wunused-parameter -Wformat=2"
147fi], [
148if test "$GCC" = yes; then
149   AC_MSG_RESULT(yes)
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"
154else
155   WARNINGS=
156   AC_MSG_RESULT(no)
157fi])
158
159dnl Checks for functions
160AC_CHECK_FUNCS(mmap strerror strndup strtoul mbrtowc mkstemp utimes utime wcwidth strtof fork)
161
162dnl Provide implementation of some required functions if necessary
163AC_REPLACE_FUNCS(getopt_long asprintf vasprintf strlcpy strlcat getline)
164
165dnl Checks for libraries
166AC_CHECK_LIB(z,gzopen)
167if test "$MINGW" = 1; then
168  AC_CHECK_LIB(gnurx,regexec,,AC_MSG_ERROR([libgnurx is required to build file(1) with MinGW]))
169fi
170
171dnl See if we are cross-compiling
172AM_CONDITIONAL(IS_CROSS_COMPILE, test "$cross_compiling" = yes)
173
174AC_CONFIG_FILES([Makefile src/Makefile magic/Makefile tests/Makefile doc/Makefile python/Makefile])
175AC_OUTPUT
176