[binutils-gdb] Use GNU make pattern rule in ld Makefile

[binutils-gdb] Use GNU make pattern rule in ld Makefile

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7b793987b5e1f35a6a8a442da24ebd3f7dbf08f3

commit 7b793987b5e1f35a6a8a442da24ebd3f7dbf08f3
Author: Alan Modra <amodra@gmail.com>
Date:   Thu Aug 24 18:10:17 2023 +0930

    Use GNU make pattern rule in ld Makefile
    
    Use the pattern rule in a comment from commit 77ac17b8453f.
    
            * Makefile.am (run-genscripts): Delete.  Use pattern rule
            e%.c instead.
            * Makefile.in: Regenerate.

Diff:
---
 ld/Makefile.am | 13 ++-----------
 ld/Makefile.in | 13 ++-----------
 2 files changed, 4 insertions(+), 22 deletions(-)

diff --git a/ld/Makefile.am b/ld/Makefile.am
index be456275748..fcb93060a14 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -633,19 +633,10 @@ GEN_DEPENDS = $(srcdir)/genscripts.sh stringify.sed
 
 @TDIRS@
 
-# We can't use pattern rules as we don't want to depend on GNU
-# make, or else these rules could have been expressed in one
-# two-liner: 'e%.c:' and '	${GENSCRIPTS} $* "$(tdir_$*)"'.
-# (The recursive variable expansion is portable.)
-
-run-genscripts:
-	$(AM_V_at)${GENSCRIPTS} $(script_target) "$($(script_tdirname))"
-
-.PHONY: run-genscripts
+e%.c:
+	$(AM_V_GEN)${GENSCRIPTS} $* "$(tdir_$*)"
 
 $(ALL_EMULATION_SOURCES) $(ALL_64_EMULATION_SOURCES): $(GEN_DEPENDS)
-	$(AM_V_GEN)base=`echo $@ | sed -e 's,e\(.*\).c,\1,'`; \
-	$(MAKE) run-genscripts "script_target=$$base" "script_tdirname=tdir_$$base"
 
 # It's a pity we can't generate these include "./deps/e*.Pc" lines
 # from ALL_EMULATION_SOURCES and ALL_64_EMULATION_SOURCES, but that isn't
diff --git a/ld/Makefile.in b/ld/Makefile.in
index c6a79774f38..fc6dccbad20 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -2355,19 +2355,10 @@ stringify.sed: ${srcdir}/emultempl/$(STRINGIFY)
 
 @TDIRS@
 
-# We can't use pattern rules as we don't want to depend on GNU
-# make, or else these rules could have been expressed in one
-# two-liner: 'e%.c:' and '	${GENSCRIPTS} $* "$(tdir_$*)"'.
-# (The recursive variable expansion is portable.)
-
-run-genscripts:
-	$(AM_V_at)${GENSCRIPTS} $(script_target) "$($(script_tdirname))"
-
-.PHONY: run-genscripts
+e%.c:
+	$(AM_V_GEN)${GENSCRIPTS} $* "$(tdir_$*)"
 
 $(ALL_EMULATION_SOURCES) $(ALL_64_EMULATION_SOURCES): $(GEN_DEPENDS)
-	$(AM_V_GEN)base=`echo $@ | sed -e 's,e\(.*\).c,\1,'`; \
-	$(MAKE) run-genscripts "script_target=$$base" "script_tdirname=tdir_$$base"
 
 # It's a pity we can't generate these include "./deps/e*.Pc" lines
 # from ALL_EMULATION_SOURCES and ALL_64_EMULATION_SOURCES, but that isn't