STR #1632: replaced 'install -d' with 'mkdir -p', falling back to 'install' in case 'mkdir' could not be found (which I can't imagine happening. Now I hope that every implementation of 'mkdir' supports the '-p' flag.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5797 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

configure.in

@@ -278,6 +278,14 @@ if test "$INSTALL" = "$ac_install_sh"; then
     # Use full path to install-sh script...
     INSTALL="`pwd`/install-sh -c"
 fi
+AC_PATH_PROG(MKDIRR,mkdir)
+dnl recursive mkdir
+if test "x$MKDIRR" = "x:"; then
+    # Use install instead
+    MKDIRR="$INSTALL -d"
+else
+    MKDIRR="$MKDIRR -p"
+fi
 AC_PATH_PROG(NROFF,nroff)
 if test "x$NROFF" = "x:"; then
     # Try groff instead of nroff...

makeinclude.in

@@ -40,6 +40,7 @@ VPATH		= @srcdir@
 # programs we use...
 HTMLDOC		= @HTMLDOC@
 INSTALL		= @INSTALL@
+MKDIRR		= @MKDIRR@
 LN		= ln -s
 NROFF		= @NROFF@
 RM		= rm -f
@@ -114,7 +115,7 @@ CAT6EXT		= @CAT6EXT@
 
 INSTALL_BIN	= $(INSTALL) -m 755
 INSTALL_DATA	= $(INSTALL) -m 644
-INSTALL_DIR	= $(INSTALL) -d
+INSTALL_DIR	= $(MKDIRR) -v
 INSTALL_LIB	= $(INSTALL) -m 755
 INSTALL_MAN	= $(INSTALL) -m 644
 INSTALL_SCRIPT	= $(INSTALL) -m 755