* Update circuitry to get current revision to git

src/main/ocarina-configuration.adb.in

@@ -68,7 +68,7 @@ package body Ocarina.Configuration is
      @AADL_VERSION@;
 
    pragma Style_Checks (Off);
-   SVN_Revision : constant String := "Working Copy from @SVN_REVISION@";
+   SCM_Revision : constant String := "Working Copy from @SCM_REVISION@";
    pragma Style_Checks (On);
    --  We keep the repository version as "(Working Copy) from ..." to
    --  distinguish modified versions. When packaging Ocarina, we
@@ -245,13 +245,13 @@ package body Ocarina.Configuration is
    end Ocarina_Version;
 
    --------------------------
-   -- Ocarina_SVN_Revision --
+   -- Ocarina_Revision --
    --------------------------
 
-   function Ocarina_SVN_Revision return String is
+   function Ocarina_Revision return String is
    begin
-      return SVN_Revision;
-   end Ocarina_SVN_Revision;
+      return SCM_Revision;
+   end Ocarina_Revision;
 
    ---------------------------------
    -- Ocarina_Last_Configure_Date --

src/main/ocarina-configuration.ads

@@ -40,7 +40,7 @@ package Ocarina.Configuration is
    procedure Reset_Modules;
 
    function Ocarina_Version return String;
-   function Ocarina_SVN_Revision return String;
+   function Ocarina_Revision return String;
    function Ocarina_Last_Configure_Date return String;
    function Ocarina_Last_Configure_Year return String;
    --  Version control routines

src/main/ocarina_cmd.adb

@@ -1299,7 +1299,7 @@ procedure Ocarina_Cmd is
    begin
       Write_Line
         ("Ocarina " & Ocarina_Version
-           & " (" & Ocarina_SVN_Revision & ")");
+           & " (" & Ocarina_Revision & ")");
 
       if Ocarina_Last_Configure_Date /= "" then
          Write_Line ("Build date: " & Ocarina_Last_Configure_Date);

support/revision_utils.m4

@@ -8,22 +8,22 @@ AC_DEFUN([AM_REVISION_UTILS],
 [
 # Take the current SVN revision
 
-AC_MSG_CHECKING(whether this is an SVN working copy)
+AC_MSG_CHECKING(whether this is a SCM working copy)
 
-temp_svn_output=`LANG=C svn info [$1] 2>/dev/null | grep "^Revision:" | awk '{print $NF}'`
+temp_scm_output=`(cd $srcdir; git rev-parse --short HEAD)`
 
-if test x"${temp_svn_output}" = x""; then
+if test x"${temp_scm_output}" = x""; then
    # This means we are NOT working on a repository copy, the value of
-   # SVN_REVISION will not be taken into account.
+   # SCM_REVISION will not be taken into account.
 
-   SVN_REVISION=""
+   SCM_REVISION=""
    AC_MSG_RESULT(no.)
 else
-   SVN_REVISION="r${temp_svn_output}"
-   AC_MSG_RESULT(yes: ${SVN_REVISION}.)
+   SCM_REVISION="r${temp_scm_output}"
+   AC_MSG_RESULT(yes: ${SCM_REVISION}.)
 fi
 
-AC_SUBST(SVN_REVISION)
+AC_SUBST(SCM_REVISION)
 
 # Take the configure full date