3 files changed, 68 insertions, 0 deletions
diff --git a/src/examples/recursor_ng.c b/src/examples/recursor_ng.c
new file mode 100644
index 0000000..fcf6b3c
--- /dev/null
+++ b/src/examples/recursor_ng.c
@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <syscall.h>
+
+#define MAX_SPAWN 100
+
+int main (int argc, char *argv[])
+{
+	char buffer[128];
+	pid_t pid[MAX_SPAWN];
+	int retval = 0;
+	int i, spawn;
+	int ret = 0;
+
+	if (argc != 4) 
+	{
+		printf ("usage: recursor_ng <string> <depth> <waitp>\n");
+		exit (1);
+	}
+
+	/* Print args. */
+	//printf ("%s %s %s %s\n", argv[0], argv[1], argv[2], argv[3]);
+	printf("+");
+	/* Execute child and wait for it to finish if requested. */
+	spawn = atoi (argv[2]);
+
+	if (spawn > MAX_SPAWN) {
+		printf("Greater than MAX_SPAWN\n");
+		exit(-1);
+	}
+
+	if (spawn != 0) 
+	{
+		for (i = 0; i < spawn;i++) {
+			snprintf (buffer, sizeof buffer,
+					"recursor_ng %s %d %s", argv[1], atoi (argv[2]) - 1, argv[3]);
+			pid[i] = exec (buffer);
+		}
+		if (atoi (argv[3])) {
+			for (i = 0; i < spawn;i++) {
+				retval = wait (pid[i]);
+				if (retval < 0)
+					ret = 1;
+			}
+		}
+
+		/* Done. */
+		if (ret)
+			printf("YOU HAVE FAILED\n");
+	}
+	exit (ret);
+}
diff --git a/src/userprog/start_pfs.sh b/src/userprog/start_pfs.sh
new file mode 100644
index 0000000..b4acc54
--- /dev/null
+++ b/src/userprog/start_pfs.sh
@@ -0,0 +1,10 @@
+make -j4
+cd build
+pintos-mkdisk fs.dsk 800
+dd if=/dev/urandom of=random bs=1 count=100
+pintos --qemu -- -f -q
+pintos --qemu -p random -a random --  -q
+pintos --qemu -p ../../examples/pfs -a pfs --  -q
+pintos --qemu -p ../../examples/pfs_writer -a pfs_writer --  -q
+pintos --qemu -p ../../examples/pfs_reader -a pfs_reader --  -q
+pintos --qemu -- run pfs
diff --git a/src/userprog/start_recursor.sh b/src/userprog/start_recursor.sh
new file mode 100644
index 0000000..ed80e1a
--- /dev/null
+++ b/src/userprog/start_recursor.sh
@@ -0,0 +1,6 @@
+make -j4
+cd  build
+pintos-mkdisk fs.dsk 400
+pintos --qemu -- -f -q
+pintos --qemu -p ../../examples/recursor_ng -a recursor_ng --  -q
+pintos --qemu -m 128 -- run "recursor_ng pintosmaster 6 1"