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=$mf-tt | |
81 | ||
58ee1eb6 TF |
82 | look_mf=lookups/Makefile |
83 | look_mf_pre=${look_mf}.predynamic | |
84 | look_mf_post=${look_mf}.postdynamic | |
0a349494 | 85 | |
61ec970d PH |
86 | # Ensure the temporary does not exist and start the new one by setting |
87 | # the OSTYPE and ARCHTYPE variables. | |
88 | ||
0a349494 | 89 | rm -f $mft $mftt $look_mf-t |
61ec970d PH |
90 | (echo "OSTYPE=$ostype"; echo "ARCHTYPE=$archtype"; echo "") > $mft || exit 1 |
91 | ||
92 | # Now concatenate the files to the temporary file. Copy the files using sed to | |
93 | # remove comments, blank lines, and trailing white space. | |
94 | ||
95 | # BEWARE: a tab character is needed in the sed command below. It has had | |
96 | # a nasty tendency to get lost in the past, causing a problem if a tab has | |
97 | # actually been present in one of the files. Use a variable to hold a space | |
98 | # and a tab to keep the tab in one place. | |
99 | ||
100 | st=' ' | |
101 | ||
102 | for f in OS/Makefile-Default \ | |
103 | OS/Makefile-$ostype \ | |
104 | Local/Makefile \ | |
105 | Local/Makefile-$ostype \ | |
106 | Local/Makefile-$archtype \ | |
107 | Local/Makefile-$ostype-$archtype \ | |
108 | $mfb | |
109 | do if test -r ../$f | |
110 | then echo "# From $f" | |
111 | sed "/^#/d;/^[$st]*\$/d;s/[$st]*\$//" ../$f || exit 1 | |
112 | echo "# End of $f" | |
113 | echo "" | |
114 | fi | |
8f3bfb82 HSHR |
115 | done \ |
116 | | sed 's/^TMPDIR=/EXIM_&/' \ | |
117 | >> $mft || exit 1 | |
0a349494 | 118 | |
dde3daac PP |
119 | # handle pkg-config |
120 | # beware portability of extended regexps with sed. | |
121 | ||
122 | egrep "^[$st]*(AUTH|LOOKUP)_[A-Z0-9_]*[$st]*=[$st]*" $mft | \ | |
123 | sed "s/[$st]*=/='/" | \ | |
124 | sed "s/\$/'/" > $mftt | |
2519e60d | 125 | egrep "^[$st]*((USE_(OPENSSL|GNUTLS)_PC)|SUPPORT_TLS|USE_GNUTLS|PCRE_CONFIG|AVOID_GNUTLS_PKCS11)[$st]*=[$st]*" $mft | \ |
f4b00a2d PP |
126 | sed "s/[$st]*=/='/" | \ |
127 | sed "s/\$/'/" >> $mftt | |
dde3daac PP |
128 | if test -s $mftt |
129 | then | |
130 | ( | |
131 | echo "# pkg-config fixups" | |
132 | . ./$mftt | |
133 | for var in `cut -d = -f 1 < $mftt`; do | |
134 | case $var in | |
f4b00a2d PP |
135 | |
136 | USE_*_PC) | |
137 | eval "pc_value=\"\$$var\"" | |
138 | need_this='' | |
139 | if [ ".$SUPPORT_TLS" = "." ]; then | |
140 | # no TLS, not referencing | |
141 | true | |
142 | elif [ ".$var" = ".USE_GNUTLS_PC" ] && [ ".$USE_GNUTLS" != "." ]; then | |
143 | need_this=t | |
144 | elif [ ".$var" = ".USE_OPENSSL_PC" ] && [ ".$USE_GNUTLS" = "." ]; then | |
145 | need_this=t | |
146 | fi | |
147 | if [ ".$need_this" != "." ]; then | |
148 | tls_include=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
149 | if [ $? -ne 0 ]; then |
150 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
151 | exit 1 | |
152 | fi | |
f4b00a2d PP |
153 | tls_libs=`pkg-config --libs $pc_value` |
154 | echo "TLS_INCLUDE=$tls_include" | |
155 | echo "TLS_LIBS=$tls_libs" | |
156 | fi | |
157 | ;; | |
158 | ||
dde3daac PP |
159 | *_PC) |
160 | eval "pc_value=\"\$$var\"" | |
161 | base=`echo $var | sed 's/_PC$//'` | |
162 | eval "basevalue=\"\$$base\"" | |
163 | if [ ".$basevalue" = "." ]; then | |
164 | # not pulling in this module, _PC defined as default? Ignore | |
165 | true | |
166 | elif [ $basevalue = 2 ]; then | |
167 | # module; handled in scripts/lookups-Makefile | |
168 | true | |
169 | else | |
170 | # main binary | |
171 | cflags=`pkg-config --cflags $pc_value` | |
14ea0bea PP |
172 | if [ $? -ne 0 ]; then |
173 | echo >&2 "*** Missing pkg-config for package $pc_value (for Exim $var build option)" | |
174 | exit 1 | |
175 | fi | |
dde3daac PP |
176 | libs=`pkg-config --libs $pc_value` |
177 | if [ "$var" != "${var#LOOKUP_}" ]; then | |
178 | echo "LOOKUP_INCLUDE += $cflags" | |
179 | echo "LOOKUP_LIBS += $libs" | |
180 | elif [ "$var" != "${var#AUTH_}" ]; then | |
181 | echo "CFLAGS += $cflags" | |
182 | echo "AUTH_LIBS += $libs" | |
183 | else | |
184 | echo >&2 "Don't know how to handle pkg-config for $var" | |
185 | fi | |
186 | fi | |
187 | ;; | |
f4b00a2d | 188 | |
6a6084f8 PP |
189 | PCRE_CONFIG) |
190 | case $PCRE_CONFIG in | |
191 | yes|YES|y|Y) | |
192 | cflags=`pcre-config --cflags` | |
14ea0bea PP |
193 | if [ $? -ne 0 ]; then |
194 | echo >&2 "*** Missing pcre-config for regular expression support" | |
195 | exit 1 | |
196 | fi | |
6a6084f8 PP |
197 | libs=`pcre-config --libs` |
198 | if [ ".$cflags" != "." ]; then | |
199 | echo "INCLUDE += $cflags" | |
200 | fi | |
201 | echo "PCRE_LIBS=$libs" | |
202 | ;; | |
203 | esac | |
204 | ;; | |
205 | ||
2519e60d TL |
206 | AVOID_GNUTLS_PKCS11) |
207 | echo "$var=yes" | |
208 | ;; | |
209 | ||
dde3daac PP |
210 | esac |
211 | done | |
212 | echo "# End of pkg-config fixups" | |
213 | echo | |
214 | ) >> $mft | |
14ea0bea PP |
215 | subexit=$? |
216 | if [ $subexit -ne 0 ]; then | |
217 | exit $subexit | |
218 | fi | |
dde3daac PP |
219 | fi |
220 | rm -f $mftt | |
221 | ||
0a349494 | 222 | # make the lookups Makefile with the definitions |
58ee1eb6 | 223 | # the auxiliary script generates $look_mf_post from $look_mf_pre |
0a349494 | 224 | |
58ee1eb6 TF |
225 | cp ../src/lookups/Makefile $look_mf_pre |
226 | ../scripts/lookups-Makefile | |
61ec970d PH |
227 | |
228 | # See if there is a definition of EXIM_PERL in what we have built so far. | |
229 | # If so, run Perl to find the default values for PERL_CC, PERL_CCOPTS, | |
230 | # and PERL_LIBS. These need to be put at the top of the Makefile, so we rename | |
231 | # what we have so far and then copy it afterwards. Use the value of PERL_COMMAND | |
232 | # if it has been defined. | |
233 | ||
234 | EXIM_PERL=`grep EXIM_PERL $mft` | |
235 | ||
236 | PERL_COMMAND=`grep PERL_COMMAND $mft | sed -e "\\$!d;s/^[$st]*PERL_COMMAND[$st]*=[$st]*//"` | |
237 | if [ "${PERL_COMMAND}" = "" ] ; then | |
238 | PERL_COMMAND='perl' | |
239 | fi | |
240 | ||
241 | if [ "${EXIM_PERL}" != "" ] ; then | |
242 | testperl=`$PERL_COMMAND --version` | |
243 | if [ "$testperl" = "" ] ; then | |
244 | echo "*** EXIM_PERL is set, but '$PERL_COMMAND --version' failed" | |
245 | exit 1 | |
246 | fi | |
247 | ||
177ebd9b NM |
248 | EXTUTILS_EMBED_NOT_INSTALLED=`$PERL_COMMAND -MExtUtils::Embed -e ";" 2>&1` |
249 | if [ "${EXTUTILS_EMBED_NOT_INSTALLED}" != "" ] ; then | |
250 | echo "Please install ExtUtils::Embed for $PERL_COMMAND" | |
251 | exit 1; | |
252 | fi | |
253 | ||
61ec970d PH |
254 | mv $mft $mftt |
255 | echo "PERL_CC=`$PERL_COMMAND -MConfig -e 'print $Config{cc}'`" >>$mft | |
256 | echo "PERL_CCOPTS=`$PERL_COMMAND -MExtUtils::Embed -e ccopts`" >>$mft | |
257 | echo "PERL_LIBS=`$PERL_COMMAND -MExtUtils::Embed -e ldopts`" >>$mft | |
258 | echo "" >>$mft | |
259 | cat $mftt >> $mft | |
260 | rm -f $mftt | |
261 | fi | |
262 | ||
263 | # Record the build variable in the Makefile. | |
264 | ||
265 | echo "build=$build" >>$mft | |
266 | echo "" >>$mft | |
267 | ||
268 | # Finally, join on the generic base make file, which contains the actual | |
269 | # rules and stuff. | |
270 | ||
76ea0716 | 271 | echo "# From ../OS/Makefile-Base" >> $mft |
61ec970d PH |
272 | cat ../OS/Makefile-Base >> $mft || exit 1 |
273 | ||
274 | # If the new makefile is the same as the existing one, say so, and just | |
275 | # update the timestamp. Otherwise remove the old and install the new. | |
276 | ||
58ee1eb6 | 277 | if [ -s $mf ] && cmp -s $mft $mf && [ -s $look_mf ] && cmp -s $look_mf_post $look_mf |
61ec970d PH |
278 | then echo ">>> rebuilt $mf unchanged" |
279 | echo " " | |
280 | touch $mf || exit | |
58ee1eb6 TF |
281 | rm -f $mft $look_mf_pre $look_mf_post |
282 | elif rm -f $mf $look_mf $look_mf_pre | |
61ec970d | 283 | mv $mft $mf |
58ee1eb6 | 284 | mv $look_mf_post $look_mf |
0a349494 | 285 | then echo ">>> New $mf & $look_mf installed" |
61ec970d PH |
286 | echo '>>> Use "make makefile" if you need to force rebuilding of the makefile' |
287 | echo " " | |
288 | else echo " " | |
289 | echo "*** Failed to install $mf - see $mft" | |
0a349494 | 290 | echo " (or $look_mft)" |
61ec970d PH |
291 | echo " " |
292 | exit 1; | |
293 | fi | |
294 | ||
dde3daac | 295 | # vim: set ft=sh : |
61ec970d | 296 | # End of Configure-Makefile |