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[thirdparty/kmod.git] / configure.ac
1 AC_PREREQ(2.60)
2 AC_INIT([kmod],
3 [16],
4 [linux-modules@vger.kernel.org],
5 [kmod],
6 [http://git.kernel.org/?p=utils/kernel/kmod/kmod.git])
7
8 AC_CONFIG_SRCDIR([libkmod/libkmod.c])
9 AC_CONFIG_AUX_DIR([build-aux])
10 AM_INIT_AUTOMAKE([check-news foreign 1.11 silent-rules
11 tar-pax no-dist-gzip dist-xz subdir-objects color-tests parallel-tests])
12 AC_PROG_CC_STDC
13 AC_USE_SYSTEM_EXTENSIONS
14 AC_SYS_LARGEFILE
15 AC_CONFIG_MACRO_DIR([m4])
16 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
17 AM_SILENT_RULES([yes])
18 LT_INIT([disable-static pic-only])
19 AC_PREFIX_DEFAULT([/usr])
20 AM_MAINTAINER_MODE([enable])
21
22 AS_IF([test "x$enable_static" = "xyes"],
23 [AC_MSG_ERROR([--enable-static is not supported by kmod])])
24
25
26 #####################################################################
27 # Program checks and configurations
28 #####################################################################
29
30 AC_PROG_CC
31 AC_PROG_CC_C99
32 AM_PROG_CC_C_O
33 AC_PROG_GCC_TRADITIONAL
34 AC_C_BIGENDIAN
35
36 AC_PROG_SED
37 AC_PROG_MKDIR_P
38 PKG_PROG_PKG_CONFIG
39
40
41 #####################################################################
42 # Function and structure checks
43 #####################################################################
44
45 AC_CHECK_FUNCS_ONCE(__xstat)
46 AC_CHECK_FUNCS_ONCE([__secure_getenv secure_getenv])
47 AC_CHECK_FUNCS_ONCE([finit_module])
48
49 # dietlibc doesn't have st.st_mtim struct member
50 AC_CHECK_MEMBERS([struct stat.st_mtim], [], [], [#include <sys/stat.h>])
51
52 # Check kernel headers
53 AC_CHECK_HEADERS_ONCE([linux/module.h])
54
55 AC_MSG_CHECKING([whether _Static_assert() is supported])
56 AC_COMPILE_IFELSE(
57 [AC_LANG_SOURCE([[_Static_assert(1, "Test");]])],
58 [AC_DEFINE([HAVE_STATIC_ASSERT], [1], [Define if _Static_assert() is available])
59 AC_MSG_RESULT([yes])],
60 [AC_MSG_RESULT([no])])
61
62 #####################################################################
63 # --with-
64 #####################################################################
65
66 AC_ARG_WITH([rootlibdir],
67 AS_HELP_STRING([--with-rootlibdir=DIR], [rootfs directory to install shared libraries]),
68 [], [with_rootlibdir=$libdir])
69 AC_SUBST([rootlibdir], [$with_rootlibdir])
70
71 AC_ARG_WITH([xz],
72 AS_HELP_STRING([--with-xz], [handle Xz-compressed modules @<:@default=disabled@:>@]),
73 [], [with_xz=no])
74 AS_IF([test "x$with_xz" != "xno"], [
75 PKG_CHECK_MODULES([liblzma], [liblzma >= 4.99])
76 AC_DEFINE([ENABLE_XZ], [1], [Enable Xz for modules.])
77 ], [
78 AC_MSG_NOTICE([Xz support not requested])
79 ])
80
81 AC_ARG_WITH([zlib],
82 AS_HELP_STRING([--with-zlib], [handle gzipped modules @<:@default=disabled@:>@]),
83 [], [with_zlib=no])
84 AS_IF([test "x$with_zlib" != "xno"], [
85 PKG_CHECK_MODULES([zlib], [zlib])
86 AC_DEFINE([ENABLE_ZLIB], [1], [Enable zlib for modules.])
87 ], [
88 AC_MSG_NOTICE([zlib support not requested])
89 ])
90
91 AC_ARG_WITH([bashcompletiondir],
92 AS_HELP_STRING([--with-bashcompletiondir=DIR], [Bash completions directory]),
93 [],
94 [AS_IF([$($PKG_CONFIG --exists bash-completion)], [
95 with_bashcompletiondir=$($PKG_CONFIG --variable=completionsdir bash-completion)
96 ] , [
97 with_bashcompletiondir=${datadir}/bash-completion/completions
98 ])])
99 AC_SUBST([bashcompletiondir], [$with_bashcompletiondir])
100
101 #####################################################################
102 # --enable-
103 #####################################################################
104
105 AC_ARG_ENABLE([tools],
106 AS_HELP_STRING([--disable-tools], [disable building tools that provide same functionality as module-init-tools @<:@default=enabled@:>@]),
107 [], enable_tools=yes)
108 AM_CONDITIONAL([BUILD_TOOLS], [test "x$enable_tools" = "xyes"])
109
110 AC_ARG_ENABLE([manpages],
111 AS_HELP_STRING([--disable-manpages], [disable manpages @<:@default=enabled@:>@]),
112 [], enable_manpages=yes)
113 AM_CONDITIONAL([BUILD_MANPAGES], [test "x$enable_manpages" = "xyes"])
114 AC_PATH_PROG([XSLTPROC], [xsltproc], [no])
115 AS_IF([test "x$XSLTPROC" = "xno" && test "x$enable_manpages" = "xyes"], [
116 AC_MSG_ERROR([xsltproc command not found, try ./configure --disable-manpages])
117 ])
118
119 AC_ARG_ENABLE([logging],
120 AS_HELP_STRING([--disable-logging], [disable system logging @<:@default=enabled@:>@]),
121 [], enable_logging=yes)
122 AS_IF([test "x$enable_logging" = "xyes"], [
123 AC_DEFINE(ENABLE_LOGGING, [1], [System logging.])
124 ])
125
126 AC_ARG_ENABLE([debug],
127 AS_HELP_STRING([--enable-debug], [enable debug messages @<:@default=disabled@:>@]),
128 [], [enable_debug=no])
129 AS_IF([test "x$enable_debug" = "xyes"], [
130 AC_DEFINE(ENABLE_DEBUG, [1], [Debug messages.])
131 ])
132
133 m4_ifdef([GTK_DOC_CHECK], [
134 GTK_DOC_CHECK([1.14],[--flavour no-tmpl-flat])
135 ], [
136 AM_CONDITIONAL([ENABLE_GTK_DOC], false)])
137
138
139 #####################################################################
140 # Default CFLAGS and LDFLAGS
141 #####################################################################
142
143 CC_CHECK_FLAGS_APPEND(with_cflags, [CFLAGS], [\
144 -pipe \
145 -DANOTHER_BRICK_IN_THE \
146 -Wall \
147 -W \
148 -Wextra \
149 -Wno-inline \
150 -Wvla \
151 -Wundef \
152 -Wformat=2 \
153 -Wlogical-op \
154 -Wsign-compare \
155 -Wformat-security \
156 -Wmissing-include-dirs \
157 -Wformat-nonliteral \
158 -Wold-style-definition \
159 -Wpointer-arith \
160 -Winit-self \
161 -Wdeclaration-after-statement \
162 -Wfloat-equal \
163 -Wmissing-prototypes \
164 -Wstrict-prototypes \
165 -Wredundant-decls \
166 -Wmissing-declarations \
167 -Wmissing-noreturn \
168 -Wshadow \
169 -Wendif-labels \
170 -Wstrict-aliasing=2 \
171 -Wwrite-strings \
172 -Wno-long-long \
173 -Wno-overlength-strings \
174 -Wno-unused-parameter \
175 -Wno-missing-field-initializers \
176 -Wno-unused-result \
177 -Wnested-externs \
178 -Wchar-subscripts \
179 -Wtype-limits \
180 -Wuninitialized \
181 -fno-common \
182 -fdiagnostics-show-option \
183 -fdiagnostics-color=auto \
184 -fvisibility=hidden \
185 -ffunction-sections \
186 -fdata-sections])
187 AC_SUBST([WARNINGFLAGS], $with_cflags)
188
189
190 CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [ \
191 -Wl,--as-needed \
192 -Wl,--gc-sections])
193 AC_SUBST([GCLDFLAGS], $with_ldflags)
194
195 #####################################################################
196 # Generate files from *.in
197 #####################################################################
198
199 AC_CONFIG_HEADERS(config.h)
200 AC_CONFIG_FILES([
201 Makefile
202 man/Makefile
203 libkmod/docs/Makefile
204 libkmod/docs/version.xml
205 ])
206
207
208 #####################################################################
209
210 AC_OUTPUT
211 AC_MSG_RESULT([
212 $PACKAGE $VERSION
213 =======
214
215 prefix: ${prefix}
216 sysconfdir: ${sysconfdir}
217 libdir: ${libdir}
218 rootlibdir: ${rootlibdir}
219 includedir: ${includedir}
220 bindir: ${bindir}
221 Bash completions dir: ${with_bashcompletiondir}
222
223 compiler: ${CC}
224 cflags: ${with_cflags} ${CFLAGS}
225 ldflags: ${with_ldflags} ${LDFLAGS}
226
227 tools: ${enable_tools}
228 logging: ${enable_logging}
229 compression: xz=${with_xz} zlib=${with_zlib}
230 debug: ${enable_debug}
231 doc: ${enable_gtk_doc}
232 man: ${enable_manpages}
233 ])