From 135bca574c31b7bf6df6c63d28f180956928dde7 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Sun, 1 Oct 2017 22:31:39 -0700 Subject: Port file-system-info to non-Microsoft * admin/merge-gnulib (GNULIB_MODULES): Add fsusage. * doc/emacs/files.texi (Directories): Remove documentation of now-obsolete directory-free-space-program and directory-free-space-args. * etc/NEWS: Mention change. * etc/PROBLEMS: Slow df is no longer a problem. * lib/fsusage.c, lib/fsusage.h, m4/fsusage.m4: New files, copied from Gnulib. * lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate. * lisp/dired.el (dired-free-space-program) (dired-free-space-args): These aliases are now obsolete. * lisp/files.el (directory-free-space-program) (directory-free-space-args): Now obsolete. (get-free-disk-space): Just call file-system-info instead of the now-obsolete directory-free-space-program. * nt/gnulib-cfg.mk (OMIT_GNULIB_MODULE_fsusage): New macro. * src/fileio.c: Include fsusage.h. (blocks_to_bytes, Ffile_system_info) [!DOS_NT]: New functions. (syms_of_fileio) [!DOS_NT]: Defsubr file-system-info. --- lib/fsusage.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 lib/fsusage.h (limited to 'lib/fsusage.h') diff --git a/lib/fsusage.h b/lib/fsusage.h new file mode 100644 index 00000000000..f78edc6a0cb --- /dev/null +++ b/lib/fsusage.h @@ -0,0 +1,40 @@ +/* fsusage.h -- declarations for file system space usage info + + Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2017 Free Software + Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Space usage statistics for a file system. Blocks are 512-byte. */ + +#if !defined FSUSAGE_H_ +# define FSUSAGE_H_ + +# include +# include + +struct fs_usage +{ + uintmax_t fsu_blocksize; /* Size of a block. */ + uintmax_t fsu_blocks; /* Total blocks. */ + uintmax_t fsu_bfree; /* Free blocks available to superuser. */ + uintmax_t fsu_bavail; /* Free blocks available to non-superuser. */ + bool fsu_bavail_top_bit_set; /* 1 if fsu_bavail represents a value < 0. */ + uintmax_t fsu_files; /* Total file nodes. */ + uintmax_t fsu_ffree; /* Free file nodes. */ +}; + +int get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp); + +#endif -- cgit v1.2.1