Merge from gnulib

This incorporates:
2017-09-28 string: code style
2017-09-25 sys_types: update URL
2017-09-23 install-sh: do not assume / = //
2017-09-21 mktime: port to OpenVMS
* build-aux/install-sh, m4/mktime.m4, m4/string_h.m4:
* m4/sys_types_h.m4: Copy from Gnulib.
* lib/gnulib.mk.in: Regenerate.

1 files changed, 14 insertions, 6 deletions

diff --git a/build-aux/install-sh b/build-aux/install-sh
index 0360b79e7d0..ac159ceda40 100755
--- a/build-aux/install-sh
+++ b/build-aux/install-sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 # install - install a program, script, or datafile
 
-scriptversion=2016-01-11.22; # UTC
+scriptversion=2017-09-23.17; # UTC
 
 # This originates from X11R5 (mit/util/scripts/install.sh), which was
 # later released in X11R6 (xc/config/util/install.sh) with the
@@ -271,15 +271,18 @@ do
     fi
     dst=$dst_arg
 
-    # If destination is a directory, append the input filename; won't work
-    # if double slashes aren't ignored.
+    # If destination is a directory, append the input filename.
     if test -d "$dst"; then
       if test "$is_target_a_directory" = never; then
         echo "$0: $dst_arg: Is a directory" >&2
         exit 1
       fi
       dstdir=$dst
-      dst=$dstdir/`basename "$src"`
+      dstbase=`basename "$src"`
+      case $dst in
+	*/) dst=$dst$dstbase;;
+	*)  dst=$dst/$dstbase;;
+      esac
       dstdir_status=0
     else
       dstdir=`dirname "$dst"`
@@ -288,6 +291,11 @@ do
     fi
   fi
 
+  case $dstdir in
+    */) dstdirslash=$dstdir;;
+    *)  dstdirslash=$dstdir/;;
+  esac
+
   obsolete_mkdir_used=false
 
   if test $dstdir_status != 0; then
@@ -427,8 +435,8 @@ do
   else
 
     # Make a couple of temp file names in the proper directory.
-    dsttmp=$dstdir/_inst.$$_
-    rmtmp=$dstdir/_rm.$$_
+    dsttmp=${dstdirslash}_inst.$$_
+    rmtmp=${dstdirslash}_rm.$$_
 
     # Trap to clean up those temp files at exit.
     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0