X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flib%2Fsyscall-nr.h;h=21a7af952f8728f93b77d6867ebbf60a7699864c;hb=922af9ed1bd72fbf4a4c77ab6ddde78a7b6c3e97;hp=44ad043d43b0d5fa8c3dc61c8400aea70053db2c;hpb=8386224782227b5f1d079980a26eda8d2929e631;p=pintos-anon

diff --git a/src/lib/syscall-nr.h b/src/lib/syscall-nr.h
index 44ad043..21a7af9 100644
--- a/src/lib/syscall-nr.h
+++ b/src/lib/syscall-nr.h
@@ -7,8 +7,8 @@ enum
     /* Projects 2 and later. */
     SYS_HALT,                   /* Halt the operating system. */
     SYS_EXIT,                   /* Terminate this process. */
+    SYS_EXEC,                   /* Start another process. */
     SYS_WAIT,                   /* Wait for a child process to die. */
-    SYS_YIELD,                  /* Yield to another process. */
     SYS_CREATE,                 /* Create a file. */
     SYS_REMOVE,                 /* Delete a file. */
     SYS_OPEN,                   /* Open a file. */
@@ -26,7 +26,9 @@ enum
     /* Project 4 only. */
     SYS_CHDIR,                  /* Change the current directory. */
     SYS_MKDIR,                  /* Create a directory. */
-    SYS_LSDIR                   /* List the current directory to stdout. */
+    SYS_READDIR,                /* Reads a directory entry. */
+    SYS_ISDIR,                  /* Tests if a fd represents a directory. */
+    SYS_INUMBER                 /* Returns the inode number for a fd. */
   };
 
 #endif /* lib/syscall-nr.h */