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-rw-r--r--doc/doc-txt/ChangeLog2
-rwxr-xr-xsrc/scripts/lookups-Makefile28
2 files changed, 24 insertions, 6 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 04b643f3e..b733fdd06 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -76,6 +76,8 @@ NM/05 Fix to spam.c to accommodate older gcc versions which dislike
variable declaration deep within a block. Bug and patch from
Dennis Davis.
+PP/15 lookups-Makefile IRIX compatibilty coercion.
+
Exim version 4.74
-----------------
diff --git a/src/scripts/lookups-Makefile b/src/scripts/lookups-Makefile
index 7f45eea03..cd0a51b34 100755
--- a/src/scripts/lookups-Makefile
+++ b/src/scripts/lookups-Makefile
@@ -2,13 +2,29 @@
# 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 $(...)
+ _XPG=1
+ export _XPG
+
+ exec "$SHELL" "$0" "$@"
fi
input=lookups/Makefile.predynamic