[exim-cvs] Fix portability of Makefiles to HP-UX and other n…

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Autor: Exim Git Commits Mailing List
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A: exim-cvs
Assumpte: [exim-cvs] Fix portability of Makefiles to HP-UX and other non-extended makes.
Gitweb: http://git.exim.org/exim.git/commitdiff/159f52d231c010cbc4e149502b7f906293233f94
Commit:     159f52d231c010cbc4e149502b7f906293233f94
Parent:     7f3d9effb31409e93e603757d74c14c873c69432
Author:     Tony Finch <dot@???>
AuthorDate: Thu Jan 27 16:26:36 2011 +0000
Committer:  Tony Finch <dot@???>
CommitDate: Thu Jan 27 16:26:36 2011 +0000


    Fix portability of Makefiles to HP-UX and other non-extended makes.
---
 doc/doc-txt/ChangeLog        |    3 +++
 src/scripts/lookups-Makefile |   22 ++++++++++++++++++----
 src/src/lookups/Makefile     |    6 ------
 3 files changed, 21 insertions(+), 10 deletions(-)


diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 2c6b957..b225b78 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -13,6 +13,9 @@ TF/01 Update valgrind.h and memcheck.h to copies from valgrind-3.6.0.
       This fixes portability to compilers other than gcc, notably
       Solaris CC and HP-UX CC. Fixes Bugzilla 1050.


+TF/02 Bugzilla 139: Avoid using the += operator in the modular lookup
+      makefiles for portability to HP-UX and POSIX correctness.
+


 Exim version 4.74
 -----------------
diff --git a/src/scripts/lookups-Makefile b/src/scripts/lookups-Makefile
index 2c4dc96..dd0472b 100755
--- a/src/scripts/lookups-Makefile
+++ b/src/scripts/lookups-Makefile
@@ -19,7 +19,7 @@ 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+= rules in.
+# and now we need to run in order to put the OBJ=$(OBJ)+ rules in.

if grep -q "^CFLAGS_DYNAMIC[ $tab]*=" "$defs_source"
then
@@ -42,6 +42,11 @@ want_at_all() {
grep -q "^LOOKUP_${want_name}[ $tab]*=[ $tab]*." "$defs_source"
}

+# The values of these variables will be emitted into the Makefile.
+
+MODS=""
+OBJ=""
+
 emit_module_rule() {
   local lookup_name="$1"
   local mod_name
@@ -59,13 +64,13 @@ emit_module_rule() {
       echo >&2 "Inhibited dynamic modules prevents building dynamic $lookup_name"
       exit 1
     fi
-    echo "MODS += ${mod_name}.so"
+    MODS="${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_${lookup_name}_LIBS)"
   elif want_at_all "$lookup_name"
   then
-    echo "OBJ += ${mod_name}.o"
+    OBJ="${OBJ} ${mod_name}.o"
   fi
 }


@@ -83,9 +88,18 @@ done

if want_at_all LDAP
then
- echo "OBJ += ldap.o"
+ OBJ="${OBJ} ldap.o"
fi

+# Because the variable is EXPERIMENTAL_SPF and not LOOKUP_SPF we
+# always include spf.o and compile a dummy if EXPERIMENTAL_SPF is not
+# defined.
+
+OBJ="${OBJ} spf.o"
+
+echo "MODS = $MODS"
+echo "OBJ = $OBJ"
+
sed -n "/$tag_marker/,\$p" < "$input"

exec >&5
diff --git a/src/src/lookups/Makefile b/src/src/lookups/Makefile
index 623f24f..2495348 100644
--- a/src/src/lookups/Makefile
+++ b/src/src/lookups/Makefile
@@ -8,12 +8,6 @@
# This is called from the main make file, after cd'ing
# to the lookups subdirectory.

-# because the variable is EXPERIMENTAL_SPF and not LOOKUP_SPF
-# we put this one here by default and compile a dummy if
-# EXPERIMENTAL_SPF is not defined
-OBJ=spf.o
-MODS=
-
# MAGIC-TAG-MODS-OBJ-RULES-GO-HERE