Commit | Line | Data |
---|---|---|
61ec970d | 1 | #! /bin/sh |
61ec970d PH |
2 | |
3 | # Shell script to build Makefile in a build directory. It must be called | |
4 | # from inside the directory. It does its own checking of when to rebuild; it | |
5 | # just got too horrendous to get it right in "make", because of the optionally | |
6 | # existing configuration files. | |
80fea873 JH |
7 | # |
8 | # Copyright (c) The Exim Maintainers 2016 | |
61ec970d PH |
9 | |
10 | ||
11 | # First off, get the OS type, and check that there is a make file for it. | |
12 | ||
13 | ostype=`../scripts/os-type -generic` || exit 1 | |
14 | ||
15 | if [ ! -r ../OS/Makefile-$ostype ] ; then | |
16 | echo "" | |
17 | echo "*** Sorry - operating system $ostype is not supported" | |
18 | echo "*** See OS/Makefile-* for supported systems" 1>&2 | |
19 | echo "" | |
20 | exit 1 | |
21 | fi | |
22 | ||
23 | # We also need the architecture type, in order to test for any architecture- | |
24 | # specific configuration files. | |
25 | ||
26 | archtype=`../scripts/arch-type` || exit 1 | |
27 | ||
28 | # Now test for either the non-existence of Makefile, or for any of its | |
29 | # components being newer. Note that the "newer" script gives the right | |
30 | # answer (for our purposes) when the first file is non-existent. | |
31 | ||
32 | editme=../Local/Makefile | |
33 | rebuild=yes | |
34 | ||
35 | if [ -f Makefile ] ; then | |
36 | rebuild=no | |
37 | if ../scripts/newer $editme Makefile || \ | |
38 | ../scripts/newer $editme-$ostype Makefile || \ | |
39 | ../scripts/newer $editme-$archtype Makefile || \ | |
40 | ../scripts/newer $editme-$ostype-$archtype Makefile || \ | |
41 | ../scripts/newer ../scripts/Configure-Makefile Makefile || \ | |
42 | ../scripts/newer ../OS/Makefile-Base Makefile || \ | |
43 | ../scripts/newer ../OS/Makefile-Default Makefile | |
44 | then | |
45 | rebuild=yes | |
46 | fi | |
47 | fi | |
48 | ||
49 | # If the "build" variable is set it means that a build name was explicitly | |
50 | # given. Arrange to pick up a build-specific configuration file. | |
51 | ||
52 | if [ "X$build" != "X" ] ; then | |
53 | mfb=Local/Makefile-$build | |
54 | if ../scripts/newer $editme-$build Makefile ; then | |
55 | rebuild=yes | |
56 | fi | |
57 | else | |
58 | mfb= | |
59 | fi | |
60 | ||
61 | ||
62 | # If Makefile is up-to-date, no need to rebuild it. | |
63 | ||
64 | if [ $rebuild = no ] ; then | |
65 | echo "\`Makefile' is up to date." | |
66 | echo " " | |
67 | exit | |
68 | fi | |
69 | ||
70 | # Makefile needs to be rebuilt in the current directory by joining | |
71 | # the generic default makefile, the OS base makefile, and then local | |
72 | # generic, OS-specific, architecture-specific, and OS+architecture-specific | |
73 | # makefiles, if they exist. These files all contain macro definitions, with | |
74 | # later definitions overriding earlier ones. Make a temporary file first, in | |
75 | # case things go wrong. A second temporary is needed for sorting out the | |
76 | # default Perl stuff. Use short macro names to save typing. | |
77 | ||
78 | mf=Makefile | |
79 | mft=$mf-t | |
80 | mftt=$mf-tt | |
856d1e16 PP |
81 | mftepcp=$mf-tepcp |
82 | mftepcp2=$mf-tepcp2 | |
61ec970d | 83 | |
58ee1eb6 TF |
84 | look_mf=lookups/Makefile |
85 | look_mf_pre=${look_mf}.predynamic | |
86 | look_mf_post=${look_mf}.postdynamic | |
0a349494 | 87 | |
61ec970d PH |
88 | # Ensure the temporary does not exist and start the new one by setting |
89 | # the OSTYPE and ARCHTYPE variables. | |
90 | ||
856d1e16 | 91 | rm -f $mft $mftt $mftepcp $mftepcp2 $look_mf-t |
61ec970d PH |
92 | (echo "OSTYPE=$ostype"; echo "ARCHTYPE=$archtype"; echo "") > $mft || exit 1 |
93 | ||
94 | # Now concatenate the files to the temporary file. Copy the files using sed to | |
95 | # remove comments, blank lines, and trailing white space. | |
96 | ||
97 | # BEWARE: a tab character is needed in the sed command below. It has had | |
98 | # a nasty tendency to get lost in the past, causing a problem if a tab has | |
99 | # actually been present in one of the files. Use a variable to hold a space | |
100 | # and a tab to keep the tab in one place. | |
101 | ||
102 | st=' ' | |
103 | ||
104 | for f in OS/Makefile-Default \ | |
105 | OS/Makefile-$ostype \ | |
106 | Local/Makefile \ | |
107 | Local/Makefile-$ostype \ | |
108 | Local/Makefile-$archtype \ | |
109 | Local/Makefile-$ostype-$archtype \ | |
110 | $mfb | |
111 | do if test -r ../$f | |
112 | then echo "# From $f" | |
113 | sed "/^#/d;/^[$st]*\$/d;s/[$st]*\$//" ../$f || exit 1 | |
114 | echo "# End of $f" | |
115 | echo "" | |
116 | fi | |
8f3bfb82 HSHR |
117 | done \ |
118 | | sed 's/^TMPDIR=/EXIM_&/' \ | |
119 | >> $mft || exit 1 | |
0a349494 | 120 | |
856d1e16 PP |
121 | # handle PKG_CONFIG_PATH because we need it in our env, and we want to handle |
122 | # wildcards; note that this logic means all setting _appends_ values, never | |
123 | # replacing; if that's a problem, we can revisit. | |
124 | sed -n "s/^[$st]*PKG_CONFIG_PATH[$st]*[+]*=[$st]*//p" $mft | \ | |
125 | sed "s/[$st]*\$//" >> $mftepcp | |
126 | if test -s ./$mftepcp | |
127 | then | |
128 | # expand any wildcards and strip spaces, to make it a real PATH-like variable | |
129 | ( IFS=":${IFS-$st}"; for P in `cat ./$mftepcp`; do echo "$P"; done ) | xargs | sed "s/[$st]/:/g" >./$mftepcp2 | |
130 | sed "s/^/PKG_CONFIG_PATH='/" < ./$mftepcp2 | sed "s/\$/'/" > ./$mftepcp | |
131 | . ./$mftepcp | |
132 | export PKG_CONFIG_PATH | |
133 | egrep -v "^[$st]*PKG_CONFIG_PATH[$st]*=" ./$mft > ./$mftt | |
134 | rm -f ./$mft | |
135 | ( | |
136 | echo "# Collapsed PKG_CONFIG_PATH in build-prep:" | |
137 | sed "s/'//g" ./$mftepcp | |
138 | echo "# End of collapsed PKG_CONFIG_PATH" | |
139 | echo "" | |
140 | cat ./$mftt | |
141 | ) > ./$mft | |
142 | rm -f ./$mftt | |
143 | fi | |
144 | rm -f ./$mftepcp ./$mftepcp2 | |
145 | ||
dde3daac PP |
146 | # handle pkg-config |
147 | # beware portability of extended regexps with sed. | |
dde3daac PP |
148 | egrep "^[$st]*(AUTH|LOOKUP)_[A-Z0-9_]*[$st]*=[$st]*" $mft | \ |
149 | sed "s/[$st]*=/='/" | \ | |
150 | sed "s/\$/'/" > $mftt | |
2519e60d | 151 | egrep "^[$st]*((USE_(OPENSSL|GNUTLS)_PC)|SUPPORT_TLS|USE_GNUTLS|PCRE_CONFIG|AVOID_GNUTLS_PKCS11)[$st]*=[$st]*" $mft | \ |
f4b00a2d PP |
152 | sed "s/[$st]*=/='/" | \ |
153 | sed "s/\$/'/" >> $mftt | |
dde3daac PP |
154 | if test -s $mftt |
155 | then | |
156 | ( | |
157 | echo "# pkg-config fixups" | |
158 | . ./$mftt | |
159 | for var in `cut -d = -f 1 < $mftt`; do | |
160 | case $var in | |
f4b00a2d PP |
161 | |
162 | USE_*_PC) | |
163 | eval "pc_value=\"\$$var\"" | |
164 | need_this='' | |
8b0fb68e | 165 | need_core='' |
f4b00a2d PP |
166 | if [ ".$SUPPORT_TLS" = "." ]; then |
167 | # no TLS, not referencing | |
168 | true | |
169 | elif [ ".$var" = ".USE_GNUTLS_PC" ] && [ ".$USE_GNUTLS" != "." ]; then | |
170 | need_this=t | |
8b0fb68e | 171 | need_core="gnutls-special" |
f4b00a2d PP |
172 | elif [ ".$var" = ".USE_OPENSSL_PC" ] && [ ".$USE_GNUTLS" = "." ]; then |
173 | need_this=t | |
8b0fb68e | 174 | need_core=t |
f4b00a2d PP |
175 | fi |
176 | if [ ".$need_this" != "." ]; then | |
177 | tls_include=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
178 | if [ $? -ne 0 ]; then |
179 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
180 | exit 1 | |
181 | fi | |
f4b00a2d PP |
182 | tls_libs=`pkg-config --libs $pc_value` |
183 | echo "TLS_INCLUDE=$tls_include" | |
184 | echo "TLS_LIBS=$tls_libs" | |
8b0fb68e PP |
185 | # With hash.h pulling crypto into the core, we need to also handle that |
186 | if [ ".$need_this" = ".t" ]; then | |
187 | echo "CFLAGS += $tls_include" | |
188 | echo "LDFLAGS += $tls_libs" | |
189 | elif [ ".$need_this" = ".gnutls-special" ]; then | |
190 | if pkg-config --atleast-version=2.10 gnutls ; then | |
191 | echo "CFLAGS += $tls_include" | |
192 | echo "LDFLAGS += $tls_libs" | |
193 | else | |
856d1e16 PP |
194 | echo "CFLAGS += `libgcrypt-config --cflags`" |
195 | echo "LDFLAGS += `libgcrypt-config --libs`" | |
8b0fb68e PP |
196 | fi |
197 | fi | |
f4b00a2d PP |
198 | fi |
199 | ;; | |
200 | ||
dde3daac PP |
201 | *_PC) |
202 | eval "pc_value=\"\$$var\"" | |
203 | base=`echo $var | sed 's/_PC$//'` | |
204 | eval "basevalue=\"\$$base\"" | |
205 | if [ ".$basevalue" = "." ]; then | |
206 | # not pulling in this module, _PC defined as default? Ignore | |
207 | true | |
208 | elif [ $basevalue = 2 ]; then | |
209 | # module; handled in scripts/lookups-Makefile | |
210 | true | |
211 | else | |
212 | # main binary | |
213 | cflags=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
214 | if [ $? -ne 0 ]; then |
215 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
216 | exit 1 | |
217 | fi | |
dde3daac PP |
218 | libs=`pkg-config --libs $pc_value` |
219 | if [ "$var" != "${var#LOOKUP_}" ]; then | |
220 | echo "LOOKUP_INCLUDE += $cflags" | |
221 | echo "LOOKUP_LIBS += $libs" | |
222 | elif [ "$var" != "${var#AUTH_}" ]; then | |
223 | echo "CFLAGS += $cflags" | |
224 | echo "AUTH_LIBS += $libs" | |
225 | else | |
226 | echo >&2 "Don't know how to handle pkg-config for $var" | |
227 | fi | |
228 | fi | |
229 | ;; | |
f4b00a2d | 230 | |
6a6084f8 PP |
231 | PCRE_CONFIG) |
232 | case $PCRE_CONFIG in | |
233 | yes|YES|y|Y) | |
234 | cflags=`pcre-config --cflags` | |
14ea0bea PP |
235 | if [ $? -ne 0 ]; then |
236 | echo >&2 "*** Missing pcre-config for regular expression support" | |
237 | exit 1 | |
238 | fi | |
6a6084f8 PP |
239 | libs=`pcre-config --libs` |
240 | if [ ".$cflags" != "." ]; then | |
241 | echo "INCLUDE += $cflags" | |
242 | fi | |
243 | echo "PCRE_LIBS=$libs" | |
244 | ;; | |
245 | esac | |
246 | ;; | |
247 | ||
2519e60d TL |
248 | AVOID_GNUTLS_PKCS11) |
249 | echo "$var=yes" | |
250 | ;; | |
251 | ||
dde3daac PP |
252 | esac |
253 | done | |
254 | echo "# End of pkg-config fixups" | |
255 | echo | |
256 | ) >> $mft | |
14ea0bea PP |
257 | subexit=$? |
258 | if [ $subexit -ne 0 ]; then | |
259 | exit $subexit | |
260 | fi | |
dde3daac PP |
261 | fi |
262 | rm -f $mftt | |
263 | ||
0a349494 | 264 | # make the lookups Makefile with the definitions |
58ee1eb6 | 265 | # the auxiliary script generates $look_mf_post from $look_mf_pre |
0a349494 | 266 | |
58ee1eb6 TF |
267 | cp ../src/lookups/Makefile $look_mf_pre |
268 | ../scripts/lookups-Makefile | |
61ec970d PH |
269 | |
270 | # See if there is a definition of EXIM_PERL in what we have built so far. | |
271 | # If so, run Perl to find the default values for PERL_CC, PERL_CCOPTS, | |
272 | # and PERL_LIBS. These need to be put at the top of the Makefile, so we rename | |
273 | # what we have so far and then copy it afterwards. Use the value of PERL_COMMAND | |
274 | # if it has been defined. | |
275 | ||
276 | EXIM_PERL=`grep EXIM_PERL $mft` | |
277 | ||
278 | PERL_COMMAND=`grep PERL_COMMAND $mft | sed -e "\\$!d;s/^[$st]*PERL_COMMAND[$st]*=[$st]*//"` | |
279 | if [ "${PERL_COMMAND}" = "" ] ; then | |
280 | PERL_COMMAND='perl' | |
281 | fi | |
282 | ||
283 | if [ "${EXIM_PERL}" != "" ] ; then | |
284 | testperl=`$PERL_COMMAND --version` | |
285 | if [ "$testperl" = "" ] ; then | |
286 | echo "*** EXIM_PERL is set, but '$PERL_COMMAND --version' failed" | |
287 | exit 1 | |
288 | fi | |
289 | ||
177ebd9b NM |
290 | EXTUTILS_EMBED_NOT_INSTALLED=`$PERL_COMMAND -MExtUtils::Embed -e ";" 2>&1` |
291 | if [ "${EXTUTILS_EMBED_NOT_INSTALLED}" != "" ] ; then | |
292 | echo "Please install ExtUtils::Embed for $PERL_COMMAND" | |
293 | exit 1; | |
294 | fi | |
295 | ||
61ec970d PH |
296 | mv $mft $mftt |
297 | echo "PERL_CC=`$PERL_COMMAND -MConfig -e 'print $Config{cc}'`" >>$mft | |
298 | echo "PERL_CCOPTS=`$PERL_COMMAND -MExtUtils::Embed -e ccopts`" >>$mft | |
299 | echo "PERL_LIBS=`$PERL_COMMAND -MExtUtils::Embed -e ldopts`" >>$mft | |
300 | echo "" >>$mft | |
301 | cat $mftt >> $mft | |
302 | rm -f $mftt | |
303 | fi | |
304 | ||
305 | # Record the build variable in the Makefile. | |
306 | ||
307 | echo "build=$build" >>$mft | |
308 | echo "" >>$mft | |
309 | ||
310 | # Finally, join on the generic base make file, which contains the actual | |
311 | # rules and stuff. | |
312 | ||
76ea0716 | 313 | echo "# From ../OS/Makefile-Base" >> $mft |
61ec970d PH |
314 | cat ../OS/Makefile-Base >> $mft || exit 1 |
315 | ||
316 | # If the new makefile is the same as the existing one, say so, and just | |
317 | # update the timestamp. Otherwise remove the old and install the new. | |
318 | ||
58ee1eb6 | 319 | if [ -s $mf ] && cmp -s $mft $mf && [ -s $look_mf ] && cmp -s $look_mf_post $look_mf |
61ec970d PH |
320 | then echo ">>> rebuilt $mf unchanged" |
321 | echo " " | |
322 | touch $mf || exit | |
58ee1eb6 TF |
323 | rm -f $mft $look_mf_pre $look_mf_post |
324 | elif rm -f $mf $look_mf $look_mf_pre | |
61ec970d | 325 | mv $mft $mf |
58ee1eb6 | 326 | mv $look_mf_post $look_mf |
0a349494 | 327 | then echo ">>> New $mf & $look_mf installed" |
61ec970d PH |
328 | echo '>>> Use "make makefile" if you need to force rebuilding of the makefile' |
329 | echo " " | |
330 | else echo " " | |
331 | echo "*** Failed to install $mf - see $mft" | |
0a349494 | 332 | echo " (or $look_mft)" |
61ec970d PH |
333 | echo " " |
334 | exit 1; | |
335 | fi | |
336 | ||
dde3daac | 337 | # vim: set ft=sh : |
61ec970d | 338 | # End of Configure-Makefile |