X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/0cc9542ab26b35cba3a5523acb8991eb18ce0656..3324ab3f03dc273e0ad6d9c6d91ce78b2ca35e17:/src/scripts/lookups-Makefile diff --git a/src/scripts/lookups-Makefile b/src/scripts/lookups-Makefile index d5c450e4f..db2d184a7 100755 --- a/src/scripts/lookups-Makefile +++ b/src/scripts/lookups-Makefile @@ -2,39 +2,87 @@ # We turn the configure-built build-$foo/lookups/Makefile.predynamic into Makefile -if [ -x /usr/xpg4/bin/sh ] && [ -z "$EXIM_BLOCK_XPG4_LOOP" ] +# We always re-exec ourselves at least once, because it's the cleanest and +# most portable way to turn on various features we expect of POSIX sh. +if [ -z "$EXIM_LOOKUP_MAKEFILE_ADJUSTED" ] then - EXIM_BLOCK_XPG4_LOOP=yes - export EXIM_BLOCK_XPG4_LOOP - PATH="/usr/xpg4/bin:$PATH" - export PATH - exec /usr/xpg4/bin/sh "$0" "$@" + SHELL=/bin/sh + EXIM_LOOKUP_MAKEFILE_ADJUSTED=yes + export EXIM_LOOKUP_MAKEFILE_ADJUSTED + + # Solaris sh and tr are problematic until we get xpg4 variants + if [ -x /usr/xpg4/bin/sh ] + then + PATH="/usr/xpg4/bin:$PATH" + export PATH + SHELL=/usr/xpg4/bin/sh + export SHELL + fi + + # IRIX uses /bin/ksh for sh but in a compatibility mode unless $_XPG == 1, + # where said compatibility mode disables $(...) + _XPG=1 + export _XPG + + # We need the _right_ tr, so must do that first; but if a shell which + # we're more confident is sane is available, let's try that. Mostly, + # the problem is that "local" is not actually in "the" standard, it's + # just in every not-insane shell. Though arguably, there are no shells + # with POSIX-ish syntax which qualify as "not insane". + for b in /bin/dash /bin/bash /usr/local/bin/bash + do + if [ -x "$b" ] + then + SHELL="$b" + break + fi + done + # if we get a report of a system with zsh but not bash, we can add that + # to the list, but be sure to enable sh_word_split in that case. + + exec "$SHELL" "$0" "$@" fi input=lookups/Makefile.predynamic -target=lookups/Makefile -defs_source=Makefile +target=lookups/Makefile.postdynamic +defs_source=Makefile-t tag_marker='MAGIC-TAG-MODS-OBJ-RULES-GO-HERE' tab=' ' -# We always do something now, since there should always be a lookup, -# and now we need to run in order to put the OBJ=$(OBJ)+ rules in. +# We rely on tr(1) for translating case below. Some people export +# values of LC_CTYPE and LC_COLLATE which apparently break our assumptions. +# We're a script expecting certain output based on known inputs and not dealing +# with UTF8, so we should be safe doingthis: +LC_ALL=C +export LC_ALL + +if [ -f "$defs_source" ] +then + : + # we are happy +else + echo >&2 "$0: ERROR: MISSING FILE '${defs_source}'" + echo >&2 "$0: SHOULD HAVE BEEN CALLED FROM scripts/Configure-Makefile" + exit 1 +fi # nb: do not permit leading whitespace for this, as CFLAGS_DYNAMIC is exported # to the lookups subdir via a line with leading whitespace which otherwise # matches -if grep -q "^CFLAGS_DYNAMIC[ $tab]*=" "$defs_source" +if grep -q "^CFLAGS_DYNAMIC[ $tab?:]*=" "$defs_source" then # we have a definition, we're good to go + echo >&2 ">>> Creating lookups/Makefile for building dynamic modules" enable_dynamic=yes else - echo >&2 "Missing CFLAGS_DYNAMIC inhibits building dynamic module lookup" + echo >&2 ">>> Creating lookups/Makefile without dynamic module support" enable_dynamic='' + # We always do something now, since there should always be a lookup, + # and now we need to run in order to put the OBJ=$(OBJ)+ rules in. So we + # continue on. fi -tmp="$target.t" - # For the want_ checks, we need to let the user override values from the make # command-line, not just check the Makefile. @@ -54,6 +102,15 @@ want_at_all() { grep -q "^[ $tab]*$re" "$defs_source" } +# Adapted want_at_all above to work for EXPERIMENTAL features +want_experimental() { + local want_name="$1" + local re="EXPERIMENTAL_${want_name}[ $tab]*=[ $tab]*." + env | grep -q "^$re" + if [ $? -eq 0 ]; then return 0; fi + grep -q "^[ $tab]*$re" "$defs_source" +} + # The values of these variables will be emitted into the Makefile. MODS="" @@ -61,10 +118,13 @@ OBJ="" emit_module_rule() { local lookup_name="$1" - local mod_name + local mod_name pkgconf if [ "${lookup_name%:*}" = "$lookup_name" ] then - mod_name=$(echo $lookup_name | tr A-Z a-z) + # Square brackets are redundant but benign for POSIX compliant tr, + # however Solaris /usr/bin/tr requires them. Sometimes Solaris + # gets installed without a complete set of xpg4 tools, sigh. + mod_name=$(echo $lookup_name | tr [A-Z] [a-z]) else mod_name="${lookup_name#*:}" lookup_name="${lookup_name%:*}" @@ -73,27 +133,35 @@ emit_module_rule() { if want_dynamic "$lookup_name" then if [ -z "$enable_dynamic" ]; then - echo >&2 "Inhibited dynamic modules prevents building dynamic $lookup_name" + echo >&2 "Missing CFLAGS_DYNAMIC prevents building dynamic $lookup_name" exit 1 fi MODS="${MODS} ${mod_name}.so" - grep "^LOOKUP_${lookup_name}_" "$defs_source" - echo "LOOKUP_${mod_name}_INCLUDE = \$(LOOKUP_${lookup_name}_INCLUDE)" - echo "LOOKUP_${mod_name}_LIBS = \$(LOOKUP_${lookup_name}_LIBS)" + pkgconf=$(grep "^LOOKUP_${lookup_name}_PC" "$defs_source") + if [ $? -eq 0 ]; then + pkgconf=$(echo $pkgconf | sed 's/^.*= *//') + echo "LOOKUP_${mod_name}_INCLUDE = $(pkg-config --cflags $pkgconf)" + echo "LOOKUP_${mod_name}_LIBS = $(pkg-config --libs $pkgconf)" + else + grep "^LOOKUP_${lookup_name}_" "$defs_source" + echo "LOOKUP_${mod_name}_INCLUDE = \$(LOOKUP_${lookup_name}_INCLUDE)" + echo "LOOKUP_${mod_name}_LIBS = \$(LOOKUP_${lookup_name}_LIBS)" + fi elif want_at_all "$lookup_name" then OBJ="${OBJ} ${mod_name}.o" fi } +rm -f "$target" exec 5>&1 -exec > "$tmp" +exec > "$target" sed -n "1,/$tag_marker/p" < "$input" for name_mod in \ CDB DBM:dbmdb DNSDB DSEARCH IBASE LSEARCH MYSQL NIS NISPLUS ORACLE \ - PASSWD PGSQL SQLITE TESTDB WHOSON + PASSWD PGSQL REDIS SQLITE TESTDB WHOSON do emit_module_rule $name_mod done @@ -109,13 +177,18 @@ fi OBJ="${OBJ} spf.o" +if want_experimental LMDB +then + OBJ="${OBJ} lmdb.o" +fi + echo "MODS = $MODS" echo "OBJ = $OBJ" sed -n "/$tag_marker/,\$p" < "$input" exec >&5 -mv "$tmp" "$target" +# Configure-Makefile will move $target into place # vim: set ft=sh sw=2 :