Commit | Line | Data |
---|---|---|
0a349494 PP |
1 | #! /bin/sh |
2 | ||
3 | # We turn the configure-built build-$foo/lookups/Makefile.predynamic into Makefile | |
4 | ||
bddd7526 PP |
5 | # We always re-exec ourselves at least once, because it's the cleanest and |
6 | # most portable way to turn on various features we expect of POSIX sh. | |
7 | if [ -z "$EXIM_LOOKUP_MAKEFILE_ADJUSTED" ] | |
4050a044 | 8 | then |
bddd7526 PP |
9 | SHELL=/bin/sh |
10 | EXIM_LOOKUP_MAKEFILE_ADJUSTED=yes | |
11 | export EXIM_LOOKUP_MAKEFILE_ADJUSTED | |
12 | ||
13 | # Solaris sh and tr are problematic until we get xpg4 variants | |
14 | if [ -x /usr/xpg4/bin/sh ] | |
15 | then | |
16 | PATH="/usr/xpg4/bin:$PATH" | |
17 | export PATH | |
18 | SHELL=/usr/xpg4/bin/sh | |
19 | export SHELL | |
20 | fi | |
21 | ||
22 | # IRIX uses /bin/ksh for sh but in a compatibility mode unless $_XPG == 1, | |
23 | # where said compatibility mode disables $(...) | |
24 | _XPG=1 | |
25 | export _XPG | |
26 | ||
27 | exec "$SHELL" "$0" "$@" | |
4050a044 PP |
28 | fi |
29 | ||
0a349494 PP |
30 | input=lookups/Makefile.predynamic |
31 | target=lookups/Makefile | |
32 | defs_source=Makefile | |
33 | tag_marker='MAGIC-TAG-MODS-OBJ-RULES-GO-HERE' | |
34 | ||
35 | tab=' ' | |
eec525c4 | 36 | |
7b797365 PP |
37 | # We rely on tr(1) for translating case below. Some people export |
38 | # values of LC_CTYPE and LC_COLLATE which apparently break our assumptions. | |
39 | # We're a script expecting certain output based on known inputs and not dealing | |
40 | # with UTF8, so we should be safe doingthis: | |
41 | LC_ALL=C | |
42 | export LC_ALL | |
0a349494 | 43 | |
0cc9542a PP |
44 | # nb: do not permit leading whitespace for this, as CFLAGS_DYNAMIC is exported |
45 | # to the lookups subdir via a line with leading whitespace which otherwise | |
46 | # matches | |
0a349494 PP |
47 | if grep -q "^CFLAGS_DYNAMIC[ $tab]*=" "$defs_source" |
48 | then | |
49 | # we have a definition, we're good to go | |
4050a044 | 50 | enable_dynamic=yes |
0a349494 PP |
51 | else |
52 | echo >&2 "Missing CFLAGS_DYNAMIC inhibits building dynamic module lookup" | |
4050a044 | 53 | enable_dynamic='' |
7b797365 PP |
54 | # We always do something now, since there should always be a lookup, |
55 | # and now we need to run in order to put the OBJ=$(OBJ)+ rules in. So we | |
56 | # continue on. | |
0a349494 PP |
57 | fi |
58 | ||
59 | tmp="$target.t" | |
60 | ||
0cc9542a PP |
61 | # For the want_ checks, we need to let the user override values from the make |
62 | # command-line, not just check the Makefile. | |
63 | ||
0a349494 PP |
64 | want_dynamic() { |
65 | local dyn_name="$1" | |
0cc9542a PP |
66 | local re="LOOKUP_${dyn_name}[ $tab]*=[ $tab]*2" |
67 | env | grep -q "^$re" | |
68 | if [ $? -eq 0 ]; then return 0; fi | |
69 | grep -q "^[ $tab]*$re" "$defs_source" | |
0a349494 PP |
70 | } |
71 | ||
72 | want_at_all() { | |
73 | local want_name="$1" | |
0cc9542a PP |
74 | local re="LOOKUP_${want_name}[ $tab]*=[ $tab]*." |
75 | env | grep -q "^$re" | |
76 | if [ $? -eq 0 ]; then return 0; fi | |
77 | grep -q "^[ $tab]*$re" "$defs_source" | |
0a349494 PP |
78 | } |
79 | ||
159f52d2 TF |
80 | # The values of these variables will be emitted into the Makefile. |
81 | ||
82 | MODS="" | |
83 | OBJ="" | |
84 | ||
0a349494 PP |
85 | emit_module_rule() { |
86 | local lookup_name="$1" | |
dde3daac | 87 | local mod_name pkgconf |
0a349494 PP |
88 | if [ "${lookup_name%:*}" = "$lookup_name" ] |
89 | then | |
90 | mod_name=$(echo $lookup_name | tr A-Z a-z) | |
91 | else | |
92 | mod_name="${lookup_name#*:}" | |
93 | lookup_name="${lookup_name%:*}" | |
94 | fi | |
95 | ||
96 | if want_dynamic "$lookup_name" | |
97 | then | |
4050a044 PP |
98 | if [ -z "$enable_dynamic" ]; then |
99 | echo >&2 "Inhibited dynamic modules prevents building dynamic $lookup_name" | |
100 | exit 1 | |
101 | fi | |
159f52d2 | 102 | MODS="${MODS} ${mod_name}.so" |
dde3daac PP |
103 | pkgconf=$(grep "^LOOKUP_${lookup_name}_PC" "$defs_source") |
104 | if [ $? -eq 0 ]; then | |
105 | pkgconf=$(echo $pkgconf | sed 's/^.*= *//') | |
106 | echo "LOOKUP_${mod_name}_INCLUDE = $(pkg-config --cflags $pkgconf)" | |
107 | echo "LOOKUP_${mod_name}_LIBS = $(pkg-config --libs $pkgconf)" | |
108 | else | |
109 | grep "^LOOKUP_${lookup_name}_" "$defs_source" | |
110 | echo "LOOKUP_${mod_name}_INCLUDE = \$(LOOKUP_${lookup_name}_INCLUDE)" | |
111 | echo "LOOKUP_${mod_name}_LIBS = \$(LOOKUP_${lookup_name}_LIBS)" | |
112 | fi | |
0a349494 PP |
113 | elif want_at_all "$lookup_name" |
114 | then | |
159f52d2 | 115 | OBJ="${OBJ} ${mod_name}.o" |
0a349494 PP |
116 | fi |
117 | } | |
118 | ||
119 | exec 5>&1 | |
120 | exec > "$tmp" | |
121 | ||
122 | sed -n "1,/$tag_marker/p" < "$input" | |
123 | ||
124 | for name_mod in \ | |
125 | CDB DBM:dbmdb DNSDB DSEARCH IBASE LSEARCH MYSQL NIS NISPLUS ORACLE \ | |
126 | PASSWD PGSQL SQLITE TESTDB WHOSON | |
127 | do | |
128 | emit_module_rule $name_mod | |
129 | done | |
130 | ||
131 | if want_at_all LDAP | |
132 | then | |
159f52d2 | 133 | OBJ="${OBJ} ldap.o" |
0a349494 PP |
134 | fi |
135 | ||
159f52d2 TF |
136 | # Because the variable is EXPERIMENTAL_SPF and not LOOKUP_SPF we |
137 | # always include spf.o and compile a dummy if EXPERIMENTAL_SPF is not | |
138 | # defined. | |
139 | ||
140 | OBJ="${OBJ} spf.o" | |
141 | ||
142 | echo "MODS = $MODS" | |
143 | echo "OBJ = $OBJ" | |
144 | ||
0a349494 PP |
145 | sed -n "/$tag_marker/,\$p" < "$input" |
146 | ||
147 | exec >&5 | |
148 | mv "$tmp" "$target" | |
149 | ||
150 | ||
151 | # vim: set ft=sh sw=2 : |