fs: Don't guard ftruncate with CONFIG_DISABLE_MOUNTPOINT

since ftruncate depends on file_operations not mountpt_operations

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

fs/vfs/Make.defs

@@ -25,13 +25,10 @@ CSRCS += fs_fchstat.c fs_fstat.c fs_fstatfs.c fs_ioctl.c fs_lseek.c
 CSRCS += fs_mkdir.c fs_open.c fs_poll.c fs_pread.c fs_pwrite.c fs_read.c
 CSRCS += fs_rename.c fs_rmdir.c fs_select.c fs_sendfile.c fs_stat.c
 CSRCS += fs_statfs.c fs_unlink.c fs_write.c fs_dir.c fs_fsync.c
+CSRCS += fs_truncate.c
 
 # Certain interfaces are not available if there is no mountpoint support
 
-ifneq ($(CONFIG_DISABLE_MOUNTPOINT),y)
-CSRCS += fs_truncate.c
-endif
-
 ifneq ($(CONFIG_PSEUDOFS_SOFTLINKS),0)
 CSRCS += fs_link.c fs_symlink.c fs_readlink.c
 endif

fs/vfs/fs_truncate.c

@@ -34,8 +34,6 @@
 
 #include "inode/inode.h"
 
-#ifndef CONFIG_DISABLE_MOUNTPOINT
-
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -192,5 +190,3 @@ errout:
   set_errno(-ret);
   return ERROR;
 }
-
-#endif /* !CONFIG_DISABLE_MOUNTPOINT */

include/nuttx/fs/fs.h

@@ -1253,9 +1253,7 @@ int file_fsync(FAR struct file *filep);
  *
  ****************************************************************************/
 
-#ifndef CONFIG_DISABLE_MOUNTPOINT
 int file_truncate(FAR struct file *filep, off_t length);
-#endif
 
 /****************************************************************************
  * Name: file_mmap

include/sys/syscall_lookup.h

@@ -231,6 +231,7 @@ SYSCALL_LOOKUP(pwrite,                     4)
 SYSCALL_LOOKUP(dup,                        1)
 SYSCALL_LOOKUP(dup2,                       2)
 SYSCALL_LOOKUP(fcntl,                      3)
+SYSCALL_LOOKUP(ftruncate,                  2)
 SYSCALL_LOOKUP(lseek,                      3)
 SYSCALL_LOOKUP(mmap,                       6)
 SYSCALL_LOOKUP(open,                       3)
@@ -273,7 +274,6 @@ SYSCALL_LOOKUP(munmap,                     2)
 
 #ifndef CONFIG_DISABLE_MOUNTPOINT
   SYSCALL_LOOKUP(mount,                    5)
-  SYSCALL_LOOKUP(ftruncate,                2)
   SYSCALL_LOOKUP(mkdir,                    2)
   SYSCALL_LOOKUP(rename,                   2)
   SYSCALL_LOOKUP(rmdir,                    1)

syscall/syscall.csv

@@ -31,7 +31,7 @@
 "fstat","sys/stat.h","","int","int","FAR struct stat *"
 "fstatfs","sys/statfs.h","","int","int","FAR struct statfs *"
 "fsync","unistd.h","","int","int"
-"ftruncate","unistd.h","!defined(CONFIG_DISABLE_MOUNTPOINT)","int","int","off_t"
+"ftruncate","unistd.h","","int","int","off_t"
 "futimens","sys/stat.h","","int","int","const struct timespec [2]|FAR const struct timespec *"
 "get_environ_ptr","stdlib.h","!defined(CONFIG_DISABLE_ENVIRON)","FAR char **"
 "getenv","stdlib.h","!defined(CONFIG_DISABLE_ENVIRON)","FAR char *","FAR const char *"