1 m4_define([maj_ver], [0])
2 m4_define([med_ver], [3])
3 m4_define([min_ver], [0])
4 m4_define([so_version], [maj_ver:med_ver])
5 m4_define([ucl_version], [maj_ver.med_ver.min_ver])
7 AC_INIT([libucl],[ucl_version],[https://github.com/vstakhov/libucl],[libucl])
8 AC_CONFIG_SRCDIR([configure.ac])
9 AM_INIT_AUTOMAKE([1.11 foreign silent-rules -Wall -Wportability no-dist-gzip dist-xz])
11 UCL_VERSION=ucl_version
21 AC_CONFIG_MACRO_DIR([m4])
22 AC_CONFIG_HEADERS([config.h])
27 AC_CHECK_HEADERS_ONCE([fcntl.h unistd.h])
30 AC_CHECK_HEADERS_ONCE([fcntl.h])
31 AC_CHECK_HEADERS_ONCE([sys/types.h])
32 AC_CHECK_HEADERS_ONCE([sys/stat.h])
33 AC_CHECK_HEADERS_ONCE([sys/param.h])
34 AC_CHECK_HEADERS_ONCE([sys/mman.h])
35 AC_CHECK_HEADERS_ONCE([stdlib.h])
36 AC_CHECK_HEADERS_ONCE([stddef.h])
37 AC_CHECK_HEADERS_ONCE([stdarg.h])
38 AC_CHECK_HEADERS_ONCE([stdbool.h])
39 AC_CHECK_HEADERS_ONCE([stdint.h])
40 AC_CHECK_HEADERS_ONCE([string.h])
41 AC_CHECK_HEADERS_ONCE([unistd.h])
42 AC_CHECK_HEADERS_ONCE([ctype.h])
43 AC_CHECK_HEADERS_ONCE([errno.h])
44 AC_CHECK_HEADERS_ONCE([limits.h])
45 AC_CHECK_HEADERS_ONCE([libgen.h])
46 AC_CHECK_HEADERS_ONCE([stdio.h])
47 AC_CHECK_HEADERS_ONCE([float.h])
48 AC_CHECK_HEADERS_ONCE([math.h])
50 dnl Example of default-disabled feature
51 AC_ARG_ENABLE([urls], AS_HELP_STRING([--enable-urls], [Enable URLs fetch (requires libfetch or libcurl)]))
52 AC_ARG_ENABLE([signatures], AS_HELP_STRING([--enable-signatures],
53 [Enable signatures check (requires openssl)]))
54 AC_ARG_ENABLE([utils],
55 [--enable-utils Build and install utils],
56 [case "${enableval}" in
59 *) AC_MSG_ERROR([bad value ${enableval} for --enable-utils]) ;;
61 AM_CONDITIONAL([UTILS], [test x$utils = xtrue])
63 AS_IF([test "x$enable_signatures" = "xyes"], [
64 AC_SEARCH_LIBS([EVP_MD_CTX_create], [crypto], [
65 AC_DEFINE(HAVE_OPENSSL, 1, [Define to 1 if you have the 'crypto' library (-lcrypto).])
67 LIBS_EXTRA="${LIBS_EXTRA} -lcrypto"
68 ], [AC_MSG_ERROR([unable to find the EVP_MD_CTX_create() function])])
71 AC_PATH_PROG(PANDOC, pandoc, [/non/existent])
73 AC_SEARCH_LIBS([clock_gettime], [rt], [], [
74 AC_CHECK_HEADER([mach/mach_time.h], [
75 AC_DEFINE(HAVE_MACH_MACH_TIME_H, 1, [Define to 1 on Darwin])
76 ], [AC_MSG_ERROR([unable to find clock_gettime or mach_absolute_time])])
78 AC_SEARCH_LIBS([remainder], [m], [], [AC_MSG_ERROR([unable to find remainder() function])])
80 AC_CHECK_HEADER([regex.h], [
81 AC_DEFINE(HAVE_REGEX_H, 1, [Define to 1 if you have the <regex.h> header file.])
83 [AC_MSG_ERROR([unable to find the regex.h header])],
84 [#include <sys/types.h>])
86 AS_IF([test "x$enable_urls" = "xyes"], [
87 AC_CHECK_HEADER([fetch.h], [
88 AC_DEFINE(HAVE_FETCH_H, 1, [Define to 1 if you have the <fetch.h> header file.])
89 AC_CHECK_LIB(fetch, fetchXGet, [
90 AC_DEFINE(HAVE_LIBFETCH, 1, [Define to 1 if you have the 'fetch' library (-lfetch).])
91 LIBFETCH_LIBS="-lfetch"
93 LIBS_EXTRA="${LIBS_EXTRA} -lfetch"
97 #ifdef HAVE_SYS_PARAM_H
98 #include <sys/param.h>
101 AC_SUBST(LIBFETCH_LIBS)
103 AS_IF([ test "x$have_libfetch" != "xyes"], [
104 dnl Fallback to libcurl
105 PKG_CHECK_MODULES([CURL], [libcurl], [
106 AC_DEFINE(CURL_FOUND, 1, [Use libcurl])
107 LIBS_EXTRA="${LIBS_EXTRA} -lcurl"],
108 [AC_MSG_ERROR([unable to find neither libfetch nor libcurl])])
112 AC_SUBST(CURL_CFLAGS)
117 AC_CONFIG_FILES(Makefile \
123 AC_CONFIG_FILES([stamp-h], [echo timestamp > stamp-h])