Avoid non-portable use of $< outside an inference rule.

diff --git a/ChangeLog b/ChangeLog
index f81e98ed5ed97d82451502505defd478e9fe2ec6..4bfa7863063f61984f79eb504030bd2716398b08 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2005-12-24  Peter Maydell  <pmaydell@chiark.greenend.org.uk>
+
+       * Bug #15285: Don't use $< in target rules in makefiles, as POSIX
+       says it's only defined in inference rules. (BSD make was expanding
+       $< to the empty string in the rule for building sbr/dtimep.c, which
+       causes lex to apparently hang because it's reading from stdin.)
+
 2005-12-24  Peter Maydell  <pmaydell@chiark.greenend.org.uk>
 
        * Completely redo db library checking -- we now check for working

diff --git a/config/Makefile.in b/config/Makefile.in
index 482bca25582524d3b8923c09d38e2fa8405ebb18..6ca830825d00eeaea45eeb9316402a29fadd97e9 100644 (file)
--- a/config/Makefile.in
+++ b/config/Makefile.in
@@ -58,7 +58,7 @@ version.c:
        ${srcdir}/version.sh $(VERSION) > version.c
 
 config.o: config.c
-       $(COMPILE2) $<
+       $(COMPILE2) config.c
 
 install:
 

diff --git a/sbr/Makefile.in b/sbr/Makefile.in
index 142c72123e902c1a7fb021e61267fe8dd8cd1b6a..08845c34db30d55368c87842b927e92313a34654 100644 (file)
--- a/sbr/Makefile.in
+++ b/sbr/Makefile.in
@@ -102,13 +102,13 @@ lint: sigmsg.h
 # Note that some lexes (for example flex 2.5.4) require that there
 # be no space between -o and the output filename.
 dtimep.c: dtimep.lex
-       $(LEX) -o$@ $<
+       $(LEX) -o$@ dtimep.lex
 
 client.o: client.c
-       $(COMPILE2) $<
+       $(COMPILE2) client.c
 
 mts.o: mts.c
-       $(COMPILE2) $<
+       $(COMPILE2) mts.c
 
 pidstatus.o: sigmsg.h