Changes in configure.ac [95d0a5db:c6bbcdb]

File:

• configure.ac (modified) (2 diffs)

configure.ac

@@ -55 +55 @@
 AC_SUBST([DOendif])
 AM_SUBST_NOTMAKE([DOendif])
+
+#==============================================================================
+# backend compiler implementation
+AC_ARG_WITH(backend-compiler,
+       [  --with-backend-compiler=PROGRAM     PROGRAM that performs the final code compilation (must be gcc-compatible) ],
+       backendcompiler=$withval, backendcompiler="")
+if test "x$backendcompiler" != "x"; then
+       BACKEND_CC=${backendcompiler}
+else
+       AC_PATH_PROG(BACKEND_CC, gcc, [])       # check gcc installed
+       if test "x$BACKEND_CC" = "x"; then
+               AC_MSG_ERROR(some version of gcc is needed. Get it at ftp://ftp.gnu.org)
+               exit 1
+       fi
+fi
+AC_DEFINE_UNQUOTED(CFA_BACKEND_CC, "${BACKEND_CC}", [Location of include files.])
+AC_SUBST(CFA_BACKEND_CC)
 
 #==============================================================================
@@ -211 +228 @@
 
 #==============================================================================
-# backend compiler implementation
-AC_DEFINE_UNQUOTED(CFA_BACKEND_CC, "${CC}", [Backend compiler to use.])
-AC_SUBST(CFA_BACKEND_CC)
-
-#==============================================================================
 AC_CONFIG_FILES([
         Makefile