VFS/LibC: Create ftruncate function and corresponding syscall and libc implementation

Previously this function was only used for shared memory region created
by shm_open because I was lazy. Now exists for all files.

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/tmpfs.c b/fs/tmpfs.c
index 575ab0c..a9a3c1f 100644
--- a/fs/tmpfs.c
+++ b/fs/tmpfs.c
@@ -48,7 +48,7 @@ void dual_pipe(int fd[2]) {
         0 /*inode_num*/, 0 /*type*/, has_data, can_write, is_open,
         internal_object, 0 /*file_size*/, NULL /*open*/, NULL /*create_file*/,
         tmp_read, tmp_write, tmp_close, NULL /*create_directory*/,
-        NULL /*get_vm_object*/);
+        NULL /*get_vm_object*/, NULL /*truncate*/);
     assert(inode);
 
     vfs_fd_t *fd_ptr;
@@ -77,7 +77,8 @@ void pipe(int fd[2]) {
     vfs_inode_t *inode = vfs_create_inode(
         0 /*inode_num*/, 0 /*type*/, has_data, can_write, is_open,
         internal_object, 0 /*file_size*/, NULL /*open*/, NULL /*create_file*/,
-        tmp_read, tmp_write, tmp_close, NULL/*create_directory*/, NULL /*get_vm_object*/);
+        tmp_read, tmp_write, tmp_close, NULL /*create_directory*/,
+        NULL /*get_vm_object*/, NULL/*truncate*/);
     assert(inode);
 
     vfs_fd_t *fd_ptr;