8007129: build-infra Add configure --with-jtreg option for location of JTREG

Reviewed-by: tbell

common/autoconf/basics.m4

@@ -60,16 +60,19 @@ AC_DEFUN([BASIC_FIXUP_PATH],
   else
     # We're on a posix platform. Hooray! :)
     path="[$]$1"
-    
-    if test ! -f "$path" && test ! -d "$path"; then
-      AC_MSG_ERROR([The path of $1, which resolves as "$path", is not found.])
-    fi
-
     has_space=`$ECHO "$path" | $GREP " "`
     if test "x$has_space" != x; then
       AC_MSG_NOTICE([The path of $1, which resolves as "$path", is invalid.])
       AC_MSG_ERROR([Spaces are not allowed in this path.])
     fi
+
+    # Use eval to expand a potential ~
+    eval path="$path"
+    if test ! -f "$path" && test ! -d "$path"; then
+      AC_MSG_ERROR([The path of $1, which resolves as "$path", is not found.])
+    fi
+
+    $1="`cd "$path"; $THEPWDCMD`" 
   fi
 ])
 

common/autoconf/spec.gmk.in

@@ -528,6 +528,8 @@ HG:=@HG@
 OBJCOPY:=@OBJCOPY@
 SETFILE:=@SETFILE@
 XATTR:=@XATTR@
+JT_HOME:=@JT_HOME@
+JTREGEXE:=@JTREGEXE@
 
 FIXPATH:=@FIXPATH@
 

common/autoconf/toolchain.m4

@@ -479,6 +479,8 @@ if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
    BASIC_FIXUP_EXECUTABLE(LIPO)
 fi
 
+TOOLCHAIN_SETUP_JTREG
+
 # Restore old path without tools dir
 PATH="$OLD_PATH"
 ])
@@ -1089,3 +1091,29 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC],
     [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false])
   AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG)
 ])
+
+# Setup the JTREG paths 
+AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG], 
+[ 
+  AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg], 
+  [Regression Test Harness @<:@probed@:>@])]) 
+ 
+  AC_MSG_CHECKING([for JTReg Regression Test Harness]) 
+ 
+  if test "x$with_jtreg" != x; then 
+    JT_HOME="$with_jtreg"
+    BASIC_FIXUP_PATH([JT_HOME])
+    AC_MSG_RESULT($JT_HOME)
+ 
+    # jtreg win32 script works for everybody 
+    JTREGEXE="$JT_HOME/win32/bin/jtreg"
+    if test ! -f "$JTREGEXE"; then
+      AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE])
+    fi
+  else 
+    AC_MSG_RESULT(no)
+  fi 
+ 
+  AC_SUBST(JT_HOME) 
+  AC_SUBST(JTREGEXE) 
+])