Command substitution already runs in a subshell

* Makefile.in (install-arch-indep, install-doc, install-info, uninstall):
* leim/Makefile.in (leim-list.el, install):
* lib-src/Makefile.in (insrcdir, $(DESTDIR)${archlibdir}):
* lisp/Makefile.in (setwins, setwins_almost, setwins_for_subdirs):
* test/automated/Makefile.in (setwins):
Scrap superfluous subshells.

2 files changed, 9 insertions, 4 deletions

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index d0e9e5c525a..1b4cd548a99 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,8 @@
+2012-05-21  Glenn Morris  <rgm@gnu.org>
+
+        * Makefile.in (insrcdir, $(DESTDIR)${archlibdir}):
+        Scrap superfluous subshells.
+
 2012-05-18  Glenn Morris  <rgm@gnu.org>
 
         * Makefile.in (install): Ensure $bindir exists.
diff --git a/lib-src/Makefile.in b/lib-src/Makefile.in
index fd423212c9f..4e47e2e0bc6 100644
--- a/lib-src/Makefile.in
+++ b/lib-src/Makefile.in
@@ -190,7 +190,7 @@ $(EXE_FILES): ../lib/libgnu.a
 ## These targets copy the scripts into the build directory so that
 ## they can be run from there in an uninstalled Emacs.
 ## Nothing to do if pwd = srcdir.
-insrcdir=[ "`/bin/pwd`" = "`(cd $(srcdir) && /bin/pwd)`" ]
+insrcdir=[ "`/bin/pwd`" = "`cd $(srcdir) && /bin/pwd`" ]
 
 stamp-rcs2log: $(srcdir)/rcs2log
         $(insrcdir) || cp -p $(srcdir)/rcs2log rcs2log
@@ -237,7 +237,7 @@ $(DESTDIR)${archlibdir}: all
         @echo
         @echo "Installing utilities run internally by Emacs."
         umask 022; ${MKDIR_P} $(DESTDIR)${archlibdir}
-        if [ `(cd $(DESTDIR)${archlibdir} && /bin/pwd)` != `/bin/pwd` ]; then \
+        if [ `cd $(DESTDIR)${archlibdir} && /bin/pwd` != `/bin/pwd` ]; then \
           for file in ${UTILITIES}; do \
             $(INSTALL_PROGRAM) $(INSTALL_STRIP) $$file $(DESTDIR)${archlibdir}/$$file ; \
           done ; \
@@ -249,8 +249,8 @@ $(DESTDIR)${archlibdir}: all
           chown ${gameuser} $(DESTDIR)${gamedir}; \
           chmod u=rwx,g=rwx,o=rx $(DESTDIR)${gamedir}; \
         fi
-        if [ `(cd $(DESTDIR)${archlibdir} && /bin/pwd)` \
-             != `(cd ${srcdir} && /bin/pwd)` ]; then \
+        if [ `cd $(DESTDIR)${archlibdir} && /bin/pwd` \
+             != `cd ${srcdir} && /bin/pwd` ]; then \
           for file in ${SCRIPTS}; do \
             $(INSTALL_SCRIPT) ${srcdir}/$$file $(DESTDIR)${archlibdir}/$$file; \
           done ; \