===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/file.c,v
retrieving revision 1.16
retrieving revision 1.18
diff -u -p -r1.16 -r1.18
--- OpenXM_contrib2/asir2000/builtin/file.c	2002/10/01 09:58:48	1.16
+++ OpenXM_contrib2/asir2000/builtin/file.c	2003/11/01 23:58:43	1.18
@@ -45,7 +45,7 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/builtin/file.c,v 1.15 2001/10/09 01:36:05 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/builtin/file.c,v 1.17 2003/02/14 22:29:07 ohara Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -54,7 +54,7 @@
 #if !defined(VISUAL)
 #include "unistd.h"
 #endif
-#if PARI
+#if defined(PARI)
 #include "genpari.h"
 #endif
 
@@ -131,11 +131,19 @@ void Popen_file(NODE arg,Q *rp)
 	if ( i == BUFSIZ )
 		error("open_file : too many open files");
 	name = BDY((STRING)ARG0(arg));
-	if ( argc(arg) == 2 ) {
+	if (strcmp(name,"unix://stdin") == 0) {
+	  fp = stdin;
+	}else if (strcmp(name,"unix://stdout") == 0) {
+	  fp = stdout;
+    }else if (strcmp(name,"unix://stderr") == 0) {
+	  fp = stderr;
+    }else{
+	  if ( argc(arg) == 2 ) {
 		asir_assert(ARG1(arg),O_STR,"open_file");
 		fp = fopen(name,BDY((STRING)ARG1(arg)));
-	} else
+	  } else
 		fp = fopen(name,"r");
+    }
 	if ( !fp ) {
 		sprintf(errbuf,"open_file : cannot open \"%s\"",name);
 		error(errbuf);
@@ -323,7 +331,7 @@ void Ploadfiles(NODE arg,Q *rp)
 
 void Poutput(NODE arg,Q *rp)
 {
-#if PARI
+#if defined(PARI)
 	extern FILE *outfile;
 #endif
 	FILE *fp;
@@ -341,7 +349,7 @@ void Poutput(NODE arg,Q *rp)
 				error("output : invalid filename");
 			break;
 	}
-#if PARI
+#if defined(PARI)
 	pari_outfile =
 #endif
 	asir_out = fp;