support MSYS/MingW. Submitted by Clement OUDOT. PR 46936

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@763652 13f79535-47bb-0310-9956-ffa450edef68

CONTRIBUTORS

@@ -45,6 +45,7 @@ Christophe Labouisse
 Christopher A. Longo
 Christopher Charlier
 Clemens Hammacher
+Clement OUDOT
 Conor MacNeill
 Craeg Strong
 Craig Cottingham

WHATSNEW

@@ -360,6 +360,9 @@ Fixed bugs:
    symbolic links.
    Bugzilla Report 46747.
 
+ * The ant shell script should now support MSYS/MinGW as well.
+   Bugzilla Report 46936.
+
 Other changes:
 --------------
  * A HostInfo task was added performing information on hosts, including info on 

contributors.xml

@@ -202,6 +202,10 @@
     <first>Clemens</first>
     <last>Hammacher</last>
   </name>
+  <name>
+    <first>Clement</first>
+    <last>OUDOT</last>
+  </name>
   <name>
     <first>Conor</first>
     <last>MacNeill</last>

src/script/ant

@@ -80,6 +80,7 @@ fi
 # OS specific support.  $var _must_ be set to either true or false.
 cygwin=false;
 darwin=false;
+mingw=false;
 case "`uname`" in
   CYGWIN*) cygwin=true ;;
   Darwin*) darwin=true
@@ -87,6 +88,7 @@ case "`uname`" in
              JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Home
            fi
            ;;
+  MINGW*) mingw=true ;;
 esac
 
 if [ -z "$ANT_HOME" -o ! -d "$ANT_HOME" ] ; then
@@ -111,13 +113,20 @@ if [ -z "$ANT_HOME" -o ! -d "$ANT_HOME" ] ; then
   ANT_HOME=`cd "$ANT_HOME" > /dev/null && pwd`
 fi
 
-# For Cygwin, ensure paths are in UNIX format before anything is touched
+# For Cygwin and Mingw, ensure paths are in UNIX format before
+# anything is touched
 if $cygwin ; then
   [ -n "$ANT_HOME" ] &&
     ANT_HOME=`cygpath --unix "$ANT_HOME"`
   [ -n "$JAVA_HOME" ] &&
     JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
 fi
+if $mingw ; then
+  [ -n "$ANT_HOME" ] &&
+    ANT_HOME="`(cd "$ANT_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+fi
 
 # set ANT_LIB location
 ANT_LIB="${ANT_HOME}/lib"