Commit | Line | Data |
---|---|---|
61ec970d | 1 | #! /bin/sh |
120854c1 HSHR |
2 | LC_ALL=C |
3 | export LC_ALL | |
61ec970d PH |
4 | |
5 | # Shell script to build Makefile in a build directory. It must be called | |
6 | # from inside the directory. It does its own checking of when to rebuild; it | |
7 | # just got too horrendous to get it right in "make", because of the optionally | |
8 | # existing configuration files. | |
80fea873 | 9 | # |
1e1ddfac | 10 | # Copyright (c) The Exim Maintainers 1995 - 2020 |
61ec970d PH |
11 | |
12 | ||
13 | # First off, get the OS type, and check that there is a make file for it. | |
14 | ||
15 | ostype=`../scripts/os-type -generic` || exit 1 | |
16 | ||
17 | if [ ! -r ../OS/Makefile-$ostype ] ; then | |
18 | echo "" | |
19 | echo "*** Sorry - operating system $ostype is not supported" | |
20 | echo "*** See OS/Makefile-* for supported systems" 1>&2 | |
21 | echo "" | |
22 | exit 1 | |
23 | fi | |
24 | ||
25 | # We also need the architecture type, in order to test for any architecture- | |
26 | # specific configuration files. | |
27 | ||
28 | archtype=`../scripts/arch-type` || exit 1 | |
29 | ||
30 | # Now test for either the non-existence of Makefile, or for any of its | |
31 | # components being newer. Note that the "newer" script gives the right | |
32 | # answer (for our purposes) when the first file is non-existent. | |
33 | ||
34 | editme=../Local/Makefile | |
35 | rebuild=yes | |
36 | ||
37 | if [ -f Makefile ] ; then | |
38 | rebuild=no | |
39 | if ../scripts/newer $editme Makefile || \ | |
40 | ../scripts/newer $editme-$ostype Makefile || \ | |
41 | ../scripts/newer $editme-$archtype Makefile || \ | |
42 | ../scripts/newer $editme-$ostype-$archtype Makefile || \ | |
43 | ../scripts/newer ../scripts/Configure-Makefile Makefile || \ | |
44 | ../scripts/newer ../OS/Makefile-Base Makefile || \ | |
45 | ../scripts/newer ../OS/Makefile-Default Makefile | |
46 | then | |
47 | rebuild=yes | |
48 | fi | |
49 | fi | |
50 | ||
51 | # If the "build" variable is set it means that a build name was explicitly | |
52 | # given. Arrange to pick up a build-specific configuration file. | |
53 | ||
54 | if [ "X$build" != "X" ] ; then | |
55 | mfb=Local/Makefile-$build | |
56 | if ../scripts/newer $editme-$build Makefile ; then | |
57 | rebuild=yes | |
58 | fi | |
59 | else | |
60 | mfb= | |
61 | fi | |
62 | ||
63 | ||
64 | # If Makefile is up-to-date, no need to rebuild it. | |
65 | ||
66 | if [ $rebuild = no ] ; then | |
67 | echo "\`Makefile' is up to date." | |
68 | echo " " | |
69 | exit | |
70 | fi | |
71 | ||
72 | # Makefile needs to be rebuilt in the current directory by joining | |
73 | # the generic default makefile, the OS base makefile, and then local | |
74 | # generic, OS-specific, architecture-specific, and OS+architecture-specific | |
75 | # makefiles, if they exist. These files all contain macro definitions, with | |
76 | # later definitions overriding earlier ones. Make a temporary file first, in | |
77 | # case things go wrong. A second temporary is needed for sorting out the | |
78 | # default Perl stuff. Use short macro names to save typing. | |
79 | ||
80 | mf=Makefile | |
81 | mft=$mf-t | |
82 | mftt=$mf-tt | |
856d1e16 PP |
83 | mftepcp=$mf-tepcp |
84 | mftepcp2=$mf-tepcp2 | |
61ec970d | 85 | |
58ee1eb6 TF |
86 | look_mf=lookups/Makefile |
87 | look_mf_pre=${look_mf}.predynamic | |
88 | look_mf_post=${look_mf}.postdynamic | |
0a349494 | 89 | |
61ec970d PH |
90 | # Ensure the temporary does not exist and start the new one by setting |
91 | # the OSTYPE and ARCHTYPE variables. | |
92 | ||
856d1e16 | 93 | rm -f $mft $mftt $mftepcp $mftepcp2 $look_mf-t |
61ec970d PH |
94 | (echo "OSTYPE=$ostype"; echo "ARCHTYPE=$archtype"; echo "") > $mft || exit 1 |
95 | ||
96 | # Now concatenate the files to the temporary file. Copy the files using sed to | |
97 | # remove comments, blank lines, and trailing white space. | |
98 | ||
99 | # BEWARE: a tab character is needed in the sed command below. It has had | |
100 | # a nasty tendency to get lost in the past, causing a problem if a tab has | |
101 | # actually been present in one of the files. Use a variable to hold a space | |
102 | # and a tab to keep the tab in one place. | |
103 | ||
104 | st=' ' | |
105 | ||
106 | for f in OS/Makefile-Default \ | |
107 | OS/Makefile-$ostype \ | |
108 | Local/Makefile \ | |
109 | Local/Makefile-$ostype \ | |
110 | Local/Makefile-$archtype \ | |
111 | Local/Makefile-$ostype-$archtype \ | |
112 | $mfb | |
113 | do if test -r ../$f | |
114 | then echo "# From $f" | |
115 | sed "/^#/d;/^[$st]*\$/d;s/[$st]*\$//" ../$f || exit 1 | |
116 | echo "# End of $f" | |
117 | echo "" | |
118 | fi | |
8f3bfb82 HSHR |
119 | done \ |
120 | | sed 's/^TMPDIR=/EXIM_&/' \ | |
121 | >> $mft || exit 1 | |
0a349494 | 122 | |
856d1e16 PP |
123 | # handle PKG_CONFIG_PATH because we need it in our env, and we want to handle |
124 | # wildcards; note that this logic means all setting _appends_ values, never | |
125 | # replacing; if that's a problem, we can revisit. | |
126 | sed -n "s/^[$st]*PKG_CONFIG_PATH[$st]*[+]*=[$st]*//p" $mft | \ | |
127 | sed "s/[$st]*\$//" >> $mftepcp | |
128 | if test -s ./$mftepcp | |
129 | then | |
130 | # expand any wildcards and strip spaces, to make it a real PATH-like variable | |
131 | ( IFS=":${IFS-$st}"; for P in `cat ./$mftepcp`; do echo "$P"; done ) | xargs | sed "s/[$st]/:/g" >./$mftepcp2 | |
132 | sed "s/^/PKG_CONFIG_PATH='/" < ./$mftepcp2 | sed "s/\$/'/" > ./$mftepcp | |
133 | . ./$mftepcp | |
134 | export PKG_CONFIG_PATH | |
135 | egrep -v "^[$st]*PKG_CONFIG_PATH[$st]*=" ./$mft > ./$mftt | |
136 | rm -f ./$mft | |
137 | ( | |
138 | echo "# Collapsed PKG_CONFIG_PATH in build-prep:" | |
139 | sed "s/'//g" ./$mftepcp | |
140 | echo "# End of collapsed PKG_CONFIG_PATH" | |
141 | echo "" | |
142 | cat ./$mftt | |
143 | ) > ./$mft | |
144 | rm -f ./$mftt | |
145 | fi | |
146 | rm -f ./$mftepcp ./$mftepcp2 | |
147 | ||
dde3daac PP |
148 | # handle pkg-config |
149 | # beware portability of extended regexps with sed. | |
dde3daac PP |
150 | egrep "^[$st]*(AUTH|LOOKUP)_[A-Z0-9_]*[$st]*=[$st]*" $mft | \ |
151 | sed "s/[$st]*=/='/" | \ | |
152 | sed "s/\$/'/" > $mftt | |
2519e60d | 153 | egrep "^[$st]*((USE_(OPENSSL|GNUTLS)_PC)|SUPPORT_TLS|USE_GNUTLS|PCRE_CONFIG|AVOID_GNUTLS_PKCS11)[$st]*=[$st]*" $mft | \ |
f4b00a2d PP |
154 | sed "s/[$st]*=/='/" | \ |
155 | sed "s/\$/'/" >> $mftt | |
dde3daac PP |
156 | if test -s $mftt |
157 | then | |
158 | ( | |
159 | echo "# pkg-config fixups" | |
160 | . ./$mftt | |
161 | for var in `cut -d = -f 1 < $mftt`; do | |
162 | case $var in | |
f4b00a2d PP |
163 | |
164 | USE_*_PC) | |
165 | eval "pc_value=\"\$$var\"" | |
166 | need_this='' | |
8b0fb68e | 167 | need_core='' |
13032a32 | 168 | if [ ".$DISABLE_TLS" = .yes ]; then |
f4b00a2d PP |
169 | # no TLS, not referencing |
170 | true | |
171 | elif [ ".$var" = ".USE_GNUTLS_PC" ] && [ ".$USE_GNUTLS" != "." ]; then | |
172 | need_this=t | |
8b0fb68e | 173 | need_core="gnutls-special" |
f4b00a2d PP |
174 | elif [ ".$var" = ".USE_OPENSSL_PC" ] && [ ".$USE_GNUTLS" = "." ]; then |
175 | need_this=t | |
8b0fb68e | 176 | need_core=t |
f4b00a2d PP |
177 | fi |
178 | if [ ".$need_this" != "." ]; then | |
179 | tls_include=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
180 | if [ $? -ne 0 ]; then |
181 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
182 | exit 1 | |
183 | fi | |
f4b00a2d PP |
184 | tls_libs=`pkg-config --libs $pc_value` |
185 | echo "TLS_INCLUDE=$tls_include" | |
186 | echo "TLS_LIBS=$tls_libs" | |
8b0fb68e PP |
187 | # With hash.h pulling crypto into the core, we need to also handle that |
188 | if [ ".$need_this" = ".t" ]; then | |
189 | echo "CFLAGS += $tls_include" | |
190 | echo "LDFLAGS += $tls_libs" | |
191 | elif [ ".$need_this" = ".gnutls-special" ]; then | |
192 | if pkg-config --atleast-version=2.10 gnutls ; then | |
193 | echo "CFLAGS += $tls_include" | |
194 | echo "LDFLAGS += $tls_libs" | |
195 | else | |
856d1e16 PP |
196 | echo "CFLAGS += `libgcrypt-config --cflags`" |
197 | echo "LDFLAGS += `libgcrypt-config --libs`" | |
8b0fb68e PP |
198 | fi |
199 | fi | |
f4b00a2d PP |
200 | fi |
201 | ;; | |
202 | ||
dde3daac PP |
203 | *_PC) |
204 | eval "pc_value=\"\$$var\"" | |
205 | base=`echo $var | sed 's/_PC$//'` | |
206 | eval "basevalue=\"\$$base\"" | |
207 | if [ ".$basevalue" = "." ]; then | |
208 | # not pulling in this module, _PC defined as default? Ignore | |
209 | true | |
210 | elif [ $basevalue = 2 ]; then | |
211 | # module; handled in scripts/lookups-Makefile | |
212 | true | |
213 | else | |
214 | # main binary | |
215 | cflags=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
216 | if [ $? -ne 0 ]; then |
217 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
218 | exit 1 | |
219 | fi | |
dde3daac PP |
220 | libs=`pkg-config --libs $pc_value` |
221 | if [ "$var" != "${var#LOOKUP_}" ]; then | |
222 | echo "LOOKUP_INCLUDE += $cflags" | |
223 | echo "LOOKUP_LIBS += $libs" | |
224 | elif [ "$var" != "${var#AUTH_}" ]; then | |
225 | echo "CFLAGS += $cflags" | |
226 | echo "AUTH_LIBS += $libs" | |
227 | else | |
228 | echo >&2 "Don't know how to handle pkg-config for $var" | |
229 | fi | |
230 | fi | |
231 | ;; | |
f4b00a2d | 232 | |
6a6084f8 PP |
233 | PCRE_CONFIG) |
234 | case $PCRE_CONFIG in | |
235 | yes|YES|y|Y) | |
236 | cflags=`pcre-config --cflags` | |
14ea0bea PP |
237 | if [ $? -ne 0 ]; then |
238 | echo >&2 "*** Missing pcre-config for regular expression support" | |
239 | exit 1 | |
240 | fi | |
6a6084f8 PP |
241 | libs=`pcre-config --libs` |
242 | if [ ".$cflags" != "." ]; then | |
243 | echo "INCLUDE += $cflags" | |
244 | fi | |
245 | echo "PCRE_LIBS=$libs" | |
246 | ;; | |
247 | esac | |
248 | ;; | |
249 | ||
2519e60d TL |
250 | AVOID_GNUTLS_PKCS11) |
251 | echo "$var=yes" | |
252 | ;; | |
253 | ||
dde3daac PP |
254 | esac |
255 | done | |
256 | echo "# End of pkg-config fixups" | |
257 | echo | |
258 | ) >> $mft | |
14ea0bea PP |
259 | subexit=$? |
260 | if [ $subexit -ne 0 ]; then | |
261 | exit $subexit | |
262 | fi | |
dde3daac PP |
263 | fi |
264 | rm -f $mftt | |
265 | ||
0a349494 | 266 | # make the lookups Makefile with the definitions |
58ee1eb6 | 267 | # the auxiliary script generates $look_mf_post from $look_mf_pre |
0a349494 | 268 | |
58ee1eb6 TF |
269 | cp ../src/lookups/Makefile $look_mf_pre |
270 | ../scripts/lookups-Makefile | |
61ec970d PH |
271 | |
272 | # See if there is a definition of EXIM_PERL in what we have built so far. | |
273 | # If so, run Perl to find the default values for PERL_CC, PERL_CCOPTS, | |
274 | # and PERL_LIBS. These need to be put at the top of the Makefile, so we rename | |
275 | # what we have so far and then copy it afterwards. Use the value of PERL_COMMAND | |
276 | # if it has been defined. | |
277 | ||
278 | EXIM_PERL=`grep EXIM_PERL $mft` | |
279 | ||
280 | PERL_COMMAND=`grep PERL_COMMAND $mft | sed -e "\\$!d;s/^[$st]*PERL_COMMAND[$st]*=[$st]*//"` | |
281 | if [ "${PERL_COMMAND}" = "" ] ; then | |
282 | PERL_COMMAND='perl' | |
283 | fi | |
284 | ||
285 | if [ "${EXIM_PERL}" != "" ] ; then | |
286 | testperl=`$PERL_COMMAND --version` | |
287 | if [ "$testperl" = "" ] ; then | |
288 | echo "*** EXIM_PERL is set, but '$PERL_COMMAND --version' failed" | |
289 | exit 1 | |
290 | fi | |
291 | ||
177ebd9b NM |
292 | EXTUTILS_EMBED_NOT_INSTALLED=`$PERL_COMMAND -MExtUtils::Embed -e ";" 2>&1` |
293 | if [ "${EXTUTILS_EMBED_NOT_INSTALLED}" != "" ] ; then | |
294 | echo "Please install ExtUtils::Embed for $PERL_COMMAND" | |
295 | exit 1; | |
296 | fi | |
297 | ||
61ec970d PH |
298 | mv $mft $mftt |
299 | echo "PERL_CC=`$PERL_COMMAND -MConfig -e 'print $Config{cc}'`" >>$mft | |
300 | echo "PERL_CCOPTS=`$PERL_COMMAND -MExtUtils::Embed -e ccopts`" >>$mft | |
301 | echo "PERL_LIBS=`$PERL_COMMAND -MExtUtils::Embed -e ldopts`" >>$mft | |
302 | echo "" >>$mft | |
303 | cat $mftt >> $mft | |
304 | rm -f $mftt | |
305 | fi | |
306 | ||
307 | # Record the build variable in the Makefile. | |
308 | ||
309 | echo "build=$build" >>$mft | |
310 | echo "" >>$mft | |
311 | ||
312 | # Finally, join on the generic base make file, which contains the actual | |
313 | # rules and stuff. | |
314 | ||
76ea0716 | 315 | echo "# From ../OS/Makefile-Base" >> $mft |
61ec970d PH |
316 | cat ../OS/Makefile-Base >> $mft || exit 1 |
317 | ||
318 | # If the new makefile is the same as the existing one, say so, and just | |
319 | # update the timestamp. Otherwise remove the old and install the new. | |
320 | ||
58ee1eb6 | 321 | if [ -s $mf ] && cmp -s $mft $mf && [ -s $look_mf ] && cmp -s $look_mf_post $look_mf |
61ec970d PH |
322 | then echo ">>> rebuilt $mf unchanged" |
323 | echo " " | |
324 | touch $mf || exit | |
58ee1eb6 TF |
325 | rm -f $mft $look_mf_pre $look_mf_post |
326 | elif rm -f $mf $look_mf $look_mf_pre | |
61ec970d | 327 | mv $mft $mf |
58ee1eb6 | 328 | mv $look_mf_post $look_mf |
0a349494 | 329 | then echo ">>> New $mf & $look_mf installed" |
61ec970d PH |
330 | echo '>>> Use "make makefile" if you need to force rebuilding of the makefile' |
331 | echo " " | |
332 | else echo " " | |
333 | echo "*** Failed to install $mf - see $mft" | |
0a349494 | 334 | echo " (or $look_mft)" |
61ec970d PH |
335 | echo " " |
336 | exit 1; | |
337 | fi | |
338 | ||
dde3daac | 339 | # vim: set ft=sh : |
61ec970d | 340 | # End of Configure-Makefile |