add DEBUG

lib/lib.mk

@@ -10,7 +10,7 @@ FC = gfortran	# gfortran is more common
 # define dirs
 SRCDIR	= ../../src
 INCLUDEDIR = $(SRCDIR)/include
-CFLAGS	+= -I./${INCLUDEDIR} $(ARCH_FLAGS) -DDOSTAT -g
+CFLAGS	+= -I./${INCLUDEDIR} $(ARCH_FLAGS) -DDOSTAT -DDEBUG -g -fdebug-prefix-map=${PWD}=.
 
 # define files
 SRCS 	:= $(wildcard $(SRCDIR)/*/*.c)

src/init/init.c

@@ -306,15 +306,19 @@ void redirect_slave_io(int argc, char **argv) {
         sprintf(outfile, "%s.log\0", argv[0]);
 #endif                                 /* NFS */
         freopen(outfile, "w", stdout); // redirect stdout to file outfile
+#ifdef DEBUG
         setbuf(stdout, NULL);
+#endif
 
 #ifdef NFS
         sprintf(outfile, "%s-%d.err\0", argv[0], system_setting.jia_pid);
 #else
         sprintf(outfile, "%s.err\0", argv[0]);
 #endif                                 /* NFS */
         freopen(outfile, "w", stderr); // redirect stderr to file outfile
+#ifdef DEBUG
         setbuf(stderr, NULL);
+#endif
     }
 }
 
@@ -355,7 +359,10 @@ void jia_init(int argc, char **argv) {
               &rl); /* set maximum size of process's data segment */
 
     redirect_slave_io(argc, argv); /*redirect slave's output*/
+
+#ifdef DEBUG
     setbuf(logfile, NULL);
+#endif
 
     initmem();
     initsyn();