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Commit | Line | Data |
---|---|---|
449bf1f3 | 1 | #! /bin/bash |
07a6f5ec | 2 | # This is not an autoconf generated configure |
449bf1f3 | 3 | # |
4b1bbd9c | 4 | INCLUDE=${1:-"$PWD/include"} |
449bf1f3 | 5 | |
5f1df307 SH |
6 | # Output file which is input to Makefile |
7 | CONFIG=config.mk | |
8 | ||
e557d1ac SH |
9 | # Make a temp directory in build tree. |
10 | TMPDIR=$(mktemp -d config.XXXXXX) | |
c2f7d6c7 | 11 | trap 'status=$?; rm -rf $TMPDIR; exit $status' EXIT HUP INT QUIT TERM |
e557d1ac | 12 | |
10ed8b7f | 13 | check_prog() |
14 | { | |
15 | echo -n "$2" | |
5f1df307 | 16 | command -v $1 >/dev/null 2>&1 && (echo "$3:=y" >> $CONFIG; echo "yes") || (echo "no"; return 1) |
10ed8b7f | 17 | } |
18 | ||
19 | check_docs() | |
20 | { | |
21 | if check_prog latex " latex: " HAVE_LATEX; then | |
22 | check_prog pdflatex " pdflatex: " HAVE_PDFLATEX || echo " WARNING: no PDF docs can be built from LaTeX files" | |
23 | check_prog sgml2latex " sgml2latex: " HAVE_SGML2LATEX || echo " WARNING: no LaTeX files can be build from SGML files" | |
24 | else | |
25 | echo " WARNING: no docs can be built from LaTeX files" | |
26 | fi | |
27 | ||
28 | check_prog sgml2html " sgml2html: " HAVE_SGML2HTML || echo " WARNING: no HTML docs can be built from SGML" | |
29 | } | |
30 | ||
601f60e5 MF |
31 | check_toolchain() |
32 | { | |
07a6f5ec SH |
33 | : ${PKG_CONFIG:=pkg-config} |
34 | : ${AR=ar} | |
35 | : ${CC=gcc} | |
5f1df307 SH |
36 | echo "PKG_CONFIG:=${PKG_CONFIG}" >>$CONFIG |
37 | echo "AR:=${AR}" >>$CONFIG | |
38 | echo "CC:=${CC}" >>$CONFIG | |
601f60e5 MF |
39 | } |
40 | ||
14743a78 | 41 | check_atm() |
f1a0125b | 42 | { |
07a6f5ec | 43 | cat >$TMPDIR/atmtest.c <<EOF |
c830d77b SH |
44 | #include <atm.h> |
45 | int main(int argc, char **argv) { | |
46 | struct atm_qos qos; | |
47 | (void) text2qos("aal5,ubr:sdu=9180,rx:none",&qos,0); | |
48 | return 0; | |
49 | } | |
50 | EOF | |
07a6f5ec SH |
51 | |
52 | $CC -I$INCLUDE -o $TMPDIR/atmtest $TMPDIR/atmtest.c -latm >/dev/null 2>&1 | |
53 | if [ $? -eq 0 ] | |
54 | then | |
5f1df307 | 55 | echo "TC_CONFIG_ATM:=y" >>$CONFIG |
07a6f5ec SH |
56 | echo yes |
57 | else | |
58 | echo no | |
59 | fi | |
60 | rm -f $TMPDIR/atmtest.c $TMPDIR/atmtest | |
f1a0125b | 61 | } |
63c7d26f | 62 | |
4710e46e DB |
63 | check_xtables() |
64 | { | |
65 | if ! ${PKG_CONFIG} xtables --exists | |
66 | then | |
5f1df307 | 67 | echo "TC_CONFIG_NO_XT:=y" >>$CONFIG |
4710e46e DB |
68 | fi |
69 | } | |
70 | ||
14743a78 | 71 | check_xt() |
f1a0125b | 72 | { |
07a6f5ec SH |
73 | #check if we have xtables from iptables >= 1.4.5. |
74 | cat >$TMPDIR/ipttest.c <<EOF | |
a36ceb85 AH |
75 | #include <xtables.h> |
76 | #include <linux/netfilter.h> | |
77 | static struct xtables_globals test_globals = { | |
78 | .option_offset = 0, | |
79 | .program_name = "tc-ipt", | |
80 | .program_version = XTABLES_VERSION, | |
81 | .orig_opts = NULL, | |
82 | .opts = NULL, | |
83 | .exit_err = NULL, | |
84 | }; | |
85 | ||
86 | int main(int argc, char **argv) | |
87 | { | |
88 | xtables_init_all(&test_globals, NFPROTO_IPV4); | |
89 | return 0; | |
90 | } | |
a36ceb85 AH |
91 | EOF |
92 | ||
07a6f5ec SH |
93 | if $CC -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/ipttest.c $IPTL \ |
94 | $(${PKG_CONFIG} xtables --cflags --libs) -ldl >/dev/null 2>&1 | |
95 | then | |
5f1df307 | 96 | echo "TC_CONFIG_XT:=y" >>$CONFIG |
f1a0125b | 97 | echo "using xtables" |
07a6f5ec SH |
98 | fi |
99 | rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest | |
f1a0125b AH |
100 | } |
101 | ||
14743a78 | 102 | check_xt_old() |
f1a0125b | 103 | { |
07a6f5ec | 104 | # bail if previous XT checks has already succeded. |
5f1df307 | 105 | if grep -q TC_CONFIG_XT $CONFIG |
07a6f5ec | 106 | then |
f1a0125b | 107 | return |
07a6f5ec | 108 | fi |
a36ceb85 | 109 | |
07a6f5ec SH |
110 | #check if we dont need our internal header .. |
111 | cat >$TMPDIR/ipttest.c <<EOF | |
63c7d26f JHS |
112 | #include <xtables.h> |
113 | char *lib_dir; | |
114 | unsigned int global_option_offset = 0; | |
115 | const char *program_version = XTABLES_VERSION; | |
116 | const char *program_name = "tc-ipt"; | |
117 | struct afinfo afinfo = { | |
118 | .libprefix = "libxt_", | |
119 | }; | |
120 | ||
121 | void exit_error(enum exittype status, const char *msg, ...) | |
122 | { | |
123 | } | |
124 | ||
125 | int main(int argc, char **argv) { | |
126 | ||
127 | return 0; | |
128 | } | |
129 | ||
130 | EOF | |
63c7d26f | 131 | |
07a6f5ec SH |
132 | $CC -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/ipttest.c $IPTL -ldl >/dev/null 2>&1 |
133 | if [ $? -eq 0 ] | |
134 | then | |
5f1df307 | 135 | echo "TC_CONFIG_XT_OLD:=y" >>$CONFIG |
f1a0125b | 136 | echo "using old xtables (no need for xt-internal.h)" |
07a6f5ec SH |
137 | fi |
138 | rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest | |
f1a0125b AH |
139 | } |
140 | ||
14743a78 | 141 | check_xt_old_internal_h() |
f1a0125b | 142 | { |
07a6f5ec | 143 | # bail if previous XT checks has already succeded. |
5f1df307 | 144 | if grep -q TC_CONFIG_XT $CONFIG |
07a6f5ec | 145 | then |
f1a0125b | 146 | return |
07a6f5ec | 147 | fi |
63c7d26f | 148 | |
07a6f5ec SH |
149 | #check if we need our own internal.h |
150 | cat >$TMPDIR/ipttest.c <<EOF | |
63c7d26f JHS |
151 | #include <xtables.h> |
152 | #include "xt-internal.h" | |
153 | char *lib_dir; | |
154 | unsigned int global_option_offset = 0; | |
155 | const char *program_version = XTABLES_VERSION; | |
156 | const char *program_name = "tc-ipt"; | |
157 | struct afinfo afinfo = { | |
158 | .libprefix = "libxt_", | |
159 | }; | |
160 | ||
161 | void exit_error(enum exittype status, const char *msg, ...) | |
162 | { | |
163 | } | |
164 | ||
165 | int main(int argc, char **argv) { | |
166 | ||
167 | return 0; | |
168 | } | |
169 | ||
170 | EOF | |
07a6f5ec | 171 | $CC -I$INCLUDE $IPTC -o $TMPDIR/ipttest $TMPDIR/ipttest.c $IPTL -ldl >/dev/null 2>&1 |
63c7d26f | 172 | |
07a6f5ec SH |
173 | if [ $? -eq 0 ] |
174 | then | |
175 | echo "using old xtables with xt-internal.h" | |
5f1df307 | 176 | echo "TC_CONFIG_XT_OLD_H:=y" >>$CONFIG |
07a6f5ec SH |
177 | fi |
178 | rm -f $TMPDIR/ipttest.c $TMPDIR/ipttest | |
f1a0125b AH |
179 | } |
180 | ||
14743a78 | 181 | check_ipt() |
f1a0125b | 182 | { |
5f1df307 | 183 | if ! grep TC_CONFIG_XT $CONFIG > /dev/null |
f1a0125b AH |
184 | then |
185 | echo "using iptables" | |
186 | fi | |
187 | } | |
188 | ||
12ddfff7 AH |
189 | check_ipt_lib_dir() |
190 | { | |
e4fc4ada | 191 | IPT_LIB_DIR=$(${PKG_CONFIG} --variable=xtlibdir xtables) |
da7fbb24 LW |
192 | if [ -n "$IPT_LIB_DIR" ]; then |
193 | echo $IPT_LIB_DIR | |
5f1df307 | 194 | echo "IPT_LIB_DIR:=$IPT_LIB_DIR" >> $CONFIG |
da7fbb24 LW |
195 | return |
196 | fi | |
197 | ||
12ddfff7 AH |
198 | for dir in /lib /usr/lib /usr/local/lib |
199 | do | |
44e743e5 | 200 | for file in $dir/{xtables,iptables}/lib*t_*so ; do |
12ddfff7 | 201 | if [ -f $file ]; then |
44e743e5 | 202 | echo ${file%/*} |
5f1df307 | 203 | echo "IPT_LIB_DIR:=${file%/*}" >> $CONFIG |
12ddfff7 AH |
204 | return |
205 | fi | |
206 | done | |
207 | done | |
208 | echo "not found!" | |
209 | } | |
210 | ||
2e8a07f5 EB |
211 | check_setns() |
212 | { | |
07a6f5ec | 213 | cat >$TMPDIR/setnstest.c <<EOF |
2e8a07f5 | 214 | #include <sched.h> |
d116ff34 | 215 | int main(int argc, char **argv) |
2e8a07f5 EB |
216 | { |
217 | (void)setns(0,0); | |
218 | return 0; | |
219 | } | |
220 | EOF | |
07a6f5ec SH |
221 | $CC -I$INCLUDE -o $TMPDIR/setnstest $TMPDIR/setnstest.c >/dev/null 2>&1 |
222 | if [ $? -eq 0 ] | |
223 | then | |
5f1df307 | 224 | echo "IP_CONFIG_SETNS:=y" >>$CONFIG |
2e8a07f5 | 225 | echo "yes" |
5f1df307 | 226 | echo "CFLAGS += -DHAVE_SETNS" >>$CONFIG |
07a6f5ec | 227 | else |
2e8a07f5 | 228 | echo "no" |
07a6f5ec SH |
229 | fi |
230 | rm -f $TMPDIR/setnstest.c $TMPDIR/setnstest | |
2e8a07f5 EB |
231 | } |
232 | ||
8194411a FW |
233 | check_ipset() |
234 | { | |
07a6f5ec | 235 | cat >$TMPDIR/ipsettest.c <<EOF |
8194411a FW |
236 | #include <linux/netfilter/ipset/ip_set.h> |
237 | #ifndef IP_SET_INVALID | |
238 | #define IPSET_DIM_MAX 3 | |
239 | typedef unsigned short ip_set_id_t; | |
240 | #endif | |
241 | #include <linux/netfilter/xt_set.h> | |
242 | ||
243 | struct xt_set_info info; | |
244 | #if IPSET_PROTOCOL == 6 | |
245 | int main(void) | |
246 | { | |
247 | return IPSET_MAXNAMELEN; | |
248 | } | |
249 | #else | |
250 | #error unknown ipset version | |
251 | #endif | |
252 | EOF | |
253 | ||
07a6f5ec SH |
254 | if $CC -I$INCLUDE -o $TMPDIR/ipsettest $TMPDIR/ipsettest.c >/dev/null 2>&1 |
255 | then | |
5f1df307 | 256 | echo "TC_CONFIG_IPSET:=y" >>$CONFIG |
8194411a | 257 | echo "yes" |
07a6f5ec | 258 | else |
8194411a | 259 | echo "no" |
07a6f5ec SH |
260 | fi |
261 | rm -f $TMPDIR/ipsettest.c $TMPDIR/ipsettest | |
8194411a FW |
262 | } |
263 | ||
11c39b5e DB |
264 | check_elf() |
265 | { | |
5f1df307 | 266 | if ${PKG_CONFIG} libelf --exists |
11c39b5e | 267 | then |
5f1df307 | 268 | echo "HAVE_ELF:=y" >>$CONFIG |
11c39b5e | 269 | echo "yes" |
5f1df307 SH |
270 | |
271 | echo 'CFLAGS += -DHAVE_ELF' `${PKG_CONFIG} libelf --cflags` >> $CONFIG | |
272 | echo 'LDLIBS += ' `${PKG_CONFIG} libelf --libs` >>$CONFIG | |
11c39b5e DB |
273 | else |
274 | echo "no" | |
275 | fi | |
11c39b5e DB |
276 | } |
277 | ||
116ac927 RH |
278 | check_selinux() |
279 | # SELinux is a compile time option in the ss utility | |
280 | { | |
281 | if ${PKG_CONFIG} libselinux --exists | |
282 | then | |
5f1df307 | 283 | echo "HAVE_SELINUX:=y" >>$CONFIG |
116ac927 | 284 | echo "yes" |
5f1df307 SH |
285 | |
286 | echo 'LDLIBS +=' `${PKG_CONFIG} --libs libselinux` >>$CONFIG | |
287 | echo 'CFLAGS += -DHAVE_SELINUX' `${PKG_CONFIG} --cflags libselinux` >>$CONFIG | |
116ac927 RH |
288 | else |
289 | echo "no" | |
290 | fi | |
291 | } | |
292 | ||
b6907403 VK |
293 | check_mnl() |
294 | { | |
295 | if ${PKG_CONFIG} libmnl --exists | |
296 | then | |
5f1df307 | 297 | echo "HAVE_MNL:=y" >>$CONFIG |
a25df488 | 298 | echo "yes" |
5f1df307 SH |
299 | |
300 | echo 'CFLAGS += -DHAVE_LIBMNL' `${PKG_CONFIG} libmnl --cflags` >>$CONFIG | |
301 | echo 'LDLIBS +=' `${PKG_CONFIG} libmnl --libs` >> $CONFIG | |
b6907403 | 302 | else |
a25df488 | 303 | echo "no" |
b6907403 VK |
304 | fi |
305 | } | |
306 | ||
a25df488 VK |
307 | check_berkeley_db() |
308 | { | |
309 | cat >$TMPDIR/dbtest.c <<EOF | |
310 | #include <fcntl.h> | |
311 | #include <stdlib.h> | |
312 | #include <db_185.h> | |
313 | int main(int argc, char **argv) { | |
314 | dbopen("/tmp/xxx_test_db.db", O_CREAT|O_RDWR, 0644, DB_HASH, NULL); | |
315 | return 0; | |
316 | } | |
317 | EOF | |
318 | $CC -I$INCLUDE -o $TMPDIR/dbtest $TMPDIR/dbtest.c -ldb >/dev/null 2>&1 | |
319 | if [ $? -eq 0 ] | |
320 | then | |
5f1df307 | 321 | echo "HAVE_BERKELEY_DB:=y" >>$CONFIG |
a25df488 VK |
322 | echo "yes" |
323 | else | |
324 | echo "no" | |
325 | fi | |
326 | rm -f $TMPDIR/dbtest.c $TMPDIR/dbtest | |
327 | } | |
328 | ||
4f6b7338 BS |
329 | check_strlcpy() |
330 | { | |
331 | cat >$TMPDIR/strtest.c <<EOF | |
332 | #include <string.h> | |
333 | int main(int argc, char **argv) { | |
334 | char dst[10]; | |
335 | strlcpy(dst, "test", sizeof(dst)); | |
336 | return 0; | |
337 | } | |
338 | EOF | |
339 | $CC -I$INCLUDE -o $TMPDIR/strtest $TMPDIR/strtest.c >/dev/null 2>&1 | |
340 | if [ $? -eq 0 ] | |
341 | then | |
342 | echo "no" | |
343 | else | |
344 | echo 'CFLAGS += -DNEED_STRLCPY' >>$CONFIG | |
345 | echo "yes" | |
346 | fi | |
347 | rm -f $TMPDIR/strtest.c $TMPDIR/strtest | |
348 | } | |
349 | ||
57bdf8b7 DA |
350 | quiet_config() |
351 | { | |
352 | cat <<EOF | |
353 | # user can control verbosity similar to kernel builds (e.g., V=1) | |
354 | ifeq ("\$(origin V)", "command line") | |
355 | VERBOSE = \$(V) | |
356 | endif | |
357 | ifndef VERBOSE | |
358 | VERBOSE = 0 | |
359 | endif | |
360 | ifeq (\$(VERBOSE),1) | |
361 | Q = | |
362 | else | |
363 | Q = @ | |
364 | endif | |
365 | ||
366 | ifeq (\$(VERBOSE), 0) | |
367 | QUIET_CC = @echo ' CC '\$@; | |
368 | QUIET_AR = @echo ' AR '\$@; | |
369 | QUIET_LINK = @echo ' LINK '\$@; | |
370 | QUIET_YACC = @echo ' YACC '\$@; | |
371 | QUIET_LEX = @echo ' LEX '\$@; | |
372 | endif | |
373 | EOF | |
374 | } | |
375 | ||
5f1df307 SH |
376 | echo "# Generated config based on" $INCLUDE >$CONFIG |
377 | quiet_config >> $CONFIG | |
57bdf8b7 | 378 | |
601f60e5 | 379 | check_toolchain |
f1a0125b AH |
380 | |
381 | echo "TC schedulers" | |
382 | ||
383 | echo -n " ATM " | |
384 | check_atm | |
385 | ||
4710e46e | 386 | check_xtables |
5f1df307 | 387 | if ! grep -q TC_CONFIG_NO_XT $CONFIG |
4710e46e DB |
388 | then |
389 | echo -n " IPT " | |
390 | check_xt | |
391 | check_xt_old | |
392 | check_xt_old_internal_h | |
393 | check_ipt | |
f1a0125b | 394 | |
4710e46e DB |
395 | echo -n " IPSET " |
396 | check_ipset | |
397 | fi | |
8194411a | 398 | |
aaf70458 | 399 | echo |
5f1df307 | 400 | if ! grep -q TC_CONFIG_NO_XT $CONFIG |
4710e46e DB |
401 | then |
402 | echo -n "iptables modules directory: " | |
403 | check_ipt_lib_dir | |
404 | fi | |
2e8a07f5 EB |
405 | |
406 | echo -n "libc has setns: " | |
407 | check_setns | |
116ac927 RH |
408 | |
409 | echo -n "SELinux support: " | |
410 | check_selinux | |
10ed8b7f | 411 | |
11c39b5e DB |
412 | echo -n "ELF support: " |
413 | check_elf | |
414 | ||
b6907403 VK |
415 | echo -n "libmnl support: " |
416 | check_mnl | |
b6907403 | 417 | |
a25df488 VK |
418 | echo -n "Berkeley DB: " |
419 | check_berkeley_db | |
420 | ||
4f6b7338 BS |
421 | echo -n "need for strlcpy: " |
422 | check_strlcpy | |
423 | ||
aaf70458 SH |
424 | echo |
425 | echo -n "docs:" | |
10ed8b7f | 426 | check_docs |
aaf70458 | 427 | echo |
57bdf8b7 | 428 | |
5f1df307 SH |
429 | echo >> $CONFIG |
430 | echo "%.o: %.c" >> $CONFIG | |
431 | echo ' $(QUIET_CC)$(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -o $@ $<' >> $CONFIG |