[PATCH 1 of 2] PR1120: Added --with-cacao-src-dir option

[Stefan Ring]

# HG changeset patch
# User sr
# Date 1346570315 -7200
# Node ID df433f22394fccfedf8853e17e29cd66ebc0dc37
# Parent  b374a4e01497602745d1ff4adf89a47c347f30e5
PR1120: Added --with-cacao-src-dir option

2012-09-02  Stefan Ring  <stefan at complang.tuwien.ac.at>

* configure.ac: Added --with-cacao-src-dir option, along the lines
of Mercurial rev 66ad418c7b91 from icedtea6.
* acinclude: New macro IT_WITH_CACAO_SRC_DIR.
* Makefile.am: Copy CACAO sources when USE_ALT_CACAO_SRC_DIR is
used.

diff -r b374a4e01497 -r df433f22394f Makefile.am
--- a/Makefile.am	Wed Sep 19 21:36:08 2012 +0100
+++ b/Makefile.am	Sun Sep 02 09:18:35 2012 +0200
@@ -1068,6 +1068,8 @@
 stamps/download-cacao.stamp:
 if BUILD_CACAO
 if !USE_SYSTEM_CACAO
+if USE_ALT_CACAO_SRC_DIR
+else
 if USE_ALT_CACAO_SRC_ZIP
 	ln -sf $(ALT_CACAO_SRC_ZIP) $(CACAO_SRC_ZIP)
 endif
@@ -1089,6 +1091,7 @@
 	fi
 endif
 endif
+endif
 	mkdir -p stamps
 	touch $@
 
@@ -1268,6 +1271,14 @@
 stamps/extract-cacao.stamp: stamps/download-cacao.stamp
 if BUILD_CACAO
 if !USE_SYSTEM_CACAO
+if USE_ALT_CACAO_SRC_DIR
+	set -e ; \
+	if ! test -d cacao/cacao ; \
+	then \
+	  mkdir cacao ; \
+	  cp -rL $(ALT_CACAO_SRC_DIR) cacao/cacao ; \
+	fi
+else
 	set -e ; \
 	if ! test -d cacao/cacao ; \
 	then \
@@ -1280,6 +1291,7 @@
 	fi
 endif
 endif
+endif
 	mkdir -p stamps
 	touch $@
 
diff -r b374a4e01497 -r df433f22394f acinclude.m4
--- a/acinclude.m4	Wed Sep 19 21:36:08 2012 +0100
+++ b/acinclude.m4	Sun Sep 02 09:18:35 2012 +0200
@@ -805,7 +805,7 @@
       AC_MSG_ERROR([Invalid CACAO source zip specified: ${ALT_CACAO_SRC_ZIP}])
     fi
   ],
-  [ 
+  [
     ALT_CACAO_SRC_ZIP="not specified"
   ])
   AM_CONDITIONAL(USE_ALT_CACAO_SRC_ZIP, test "x${ALT_CACAO_SRC_ZIP}" != "xnot specified")
@@ -813,6 +813,27 @@
   AC_SUBST(ALT_CACAO_SRC_ZIP)
 ])
 
+AC_DEFUN([IT_WITH_CACAO_SRC_DIR],
+[
+  AC_MSG_CHECKING(for a CACAO source directory)
+  AC_ARG_WITH([cacao-src-dir],
+              [AS_HELP_STRING(--with-cacao-src-dir,specify the location of the CACAO sources)],
+  [
+    ALT_CACAO_SRC_DIR=${withval}
+    if test "x${ALT_CACAO_SRC_DIR}" = "xno"; then
+      ALT_CACAO_SRC_DIR="not specified"
+    elif ! test -d ${ALT_CACAO_SRC_DIR} ; then
+      AC_MSG_ERROR([Invalid CACAO source dir specified: ${ALT_CACAO_SRC_DIR}])
+    fi
+  ],
+  [
+    ALT_CACAO_SRC_DIR="not specified"
+  ])
+  AM_CONDITIONAL(USE_ALT_CACAO_SRC_DIR, test "x${ALT_CACAO_SRC_DIR}" != "xnot specified")
+  AC_MSG_RESULT(${ALT_CACAO_SRC_DIR})
+  AC_SUBST(ALT_CACAO_SRC_DIR)
+])
+
 AC_DEFUN([IT_ENABLE_HG],
 [
   AC_REQUIRE([IT_WITH_PROJECT])
diff -r b374a4e01497 -r df433f22394f configure.ac
--- a/configure.ac	Wed Sep 19 21:36:08 2012 +0100
+++ b/configure.ac	Sun Sep 02 09:18:35 2012 +0200
@@ -148,6 +148,7 @@
 IT_ENABLE_CACAO
 IT_WITH_CACAO_HOME
 IT_WITH_CACAO_SRC_ZIP
+IT_WITH_CACAO_SRC_DIR
 IT_ENABLE_JAMVM
 IT_WITH_JAMVM_SRC_ZIP