Changes from Ralf Wildenhues.

.cvsignore

@@ -7,6 +7,7 @@ stamp-*
 makebook*
 
 .*gdbinit
+.gdb_history
 
 *.dep *.dvi *.toc *.aux *.log
 *.cp *.cps *.fn *.fns *.vr *.vrs *.tp *.tps *.ky *.kys *.pg *.pgs

ChangeLog

@@ -1,3 +1,14 @@
+2009-07-29  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+        * job.c (construct_command_argv_internal): Add "ulimit" and
+        "unset" to the sh_cmds for Unixy shells.
+
+2009-07-29  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+        * configure.in: Move side-effects outside AC_CACHE_VAL arguments
+        that set make_cv_sys_gnu_glob, so they are also correctly set
+        when the cache has been populated before.
+
 2009-07-04  Eli Zaretskii  <eliz@gnu.org>
 
 	* function.c (func_realpath) [!HAVE_REALPATH]: Require the file to
@@ -216,6 +227,11 @@
 	* function.c (func_shell): Don't close pipedes[1] if it is -1.
 	Fixes Savannah bug #20495.
 
+2009-02-28  Ralf Wildenhues  <address@hidden>
+
+        * doc/make.texi (Instead of Execution): Document interaction of
+        -t with phony targets.
+
 2009-02-23  Ramon Garcia  <ramon.garcia.f@gmail.com>
 
 	Introduce a new keyword "private" which applies to target-specific

configure.in

@@ -347,7 +347,6 @@ rm -f s.conftest conftoast
 
 # Check the system to see if it provides GNU glob.  If not, use our
 # local version.
-
 AC_MSG_CHECKING(if system libc has GNU glob)
 AC_CACHE_VAL(make_cv_sys_gnu_glob, [
  AC_EGREP_CPP(gnu glob,[
@@ -364,9 +363,14 @@ AC_CACHE_VAL(make_cv_sys_gnu_glob, [
 #endif
  ], [AC_MSG_RESULT(yes)
 make_cv_sys_gnu_glob=yes], [AC_MSG_RESULT([no; using local copy])
-AC_SUBST(GLOBINC) GLOBINC='-I$(srcdir)/glob'
-AC_SUBST(GLOBLIB) GLOBLIB=glob/libglob.a
 make_cv_sys_gnu_glob=no])])
+if test "$make_cv_sys_gnu_glob" = no; then
+  GLOBINC='-I$(srcdir)/glob'
+  GLOBLIB=glob/libglob.a
+fi
+AC_SUBST(GLOBINC)
+AC_SUBST(GLOBLIB)
+
 # Tell automake about this, so it can build the right .c files.
 AM_CONDITIONAL(USE_LOCAL_GLOB, test "$make_cv_sys_gnu_glob" = no)
 

doc/make.texi

@@ -7793,6 +7793,11 @@ is run regardless of these options.  Other lines in the same rule are
 not run unless they too begin with @samp{+} or contain @samp{$(MAKE)} or
 @samp{$@{MAKE@}} (@xref{MAKE Variable, ,How the @code{MAKE} Variable Works}.)
 
+@cindex phony targets and recipe execution
+The @samp{-t} flag prevents phony targets (@pxref{Phony Targets}) from
+being updated, unless there are recipe lines beginning with @samp{+}
+or containing @samp{$(MAKE)} or @samp{$@{MAKE@}}.
+
 The @samp{-W} flag provides two features:
 
 @itemize @bullet

job.c

@@ -2327,7 +2327,7 @@ construct_command_argv_internal (char *line, char **restp, char *shell,
                              "eval", "exec", "exit", "export", "for", "if",
                              "login", "logout", "read", "readonly", "set",
                              "shift", "switch", "test", "times", "trap",
-                             "umask", "wait", "while", 0 };
+                             "ulimit", "umask", "unset", "wait", "while", 0 };
 # ifdef HAVE_DOS_PATHS
   /* This is required if the MSYS/Cygwin ports (which do not define
      WINDOWS32) are compiled with HAVE_DOS_PATHS defined, which uses