X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/ed68db4d2cf55caf6847151079e1b3861e5d0879..971de7fb158335fbda39525feb2d7776a26bc030:/src/fileio.c
diff --git a/src/fileio.c b/src/fileio.c
index 4ae74de5c6..c81dc6705c 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -53,10 +53,9 @@ along with GNU Emacs. If not, see . */
#include
#include
-#ifndef vax11c
-#ifndef USE_CRT_DLL
-extern int errno;
-#endif
+#ifdef HAVE_LIBSELINUX
+#include
+#include
#endif
#include "lisp.h"
@@ -84,10 +83,6 @@ extern int errno;
#endif
#ifdef DOS_NT
-#define CORRECT_DIR_SEPS(s) \
- do { if ('/' == DIRECTORY_SEP) dostounix_filename (s); \
- else unixtodos_filename (s); \
- } while (0)
/* On Windows, drive letters must be alphabetic - on DOS, the Netware
redirector allows the six letters between 'Z' and 'a' as well. */
#ifdef MSDOS
@@ -245,15 +240,13 @@ Lisp_Object Qfile_name_history;
Lisp_Object Qcar_less_than_car;
-static int a_write P_ ((int, Lisp_Object, int, int,
- Lisp_Object *, struct coding_system *));
-static int e_write P_ ((int, Lisp_Object, int, int, struct coding_system *));
+static int a_write (int, Lisp_Object, int, int,
+ Lisp_Object *, struct coding_system *);
+static int e_write (int, Lisp_Object, int, int, struct coding_system *);
void
-report_file_error (string, data)
- const char *string;
- Lisp_Object data;
+report_file_error (const char *string, Lisp_Object data)
{
Lisp_Object errstring;
int errorno = errno;
@@ -291,8 +284,7 @@ report_file_error (string, data)
}
Lisp_Object
-close_file_unwind (fd)
- Lisp_Object fd;
+close_file_unwind (Lisp_Object fd)
{
emacs_close (XFASTINT (fd));
return Qnil;
@@ -300,9 +292,8 @@ close_file_unwind (fd)
/* Restore point, having saved it as a marker. */
-static Lisp_Object
-restore_point_unwind (location)
- Lisp_Object location;
+Lisp_Object
+restore_point_unwind (Lisp_Object location)
{
Fgoto_char (location);
Fset_marker (location, Qnil, Qnil);
@@ -337,6 +328,8 @@ Lisp_Object Qfile_accessible_directory_p;
Lisp_Object Qfile_modes;
Lisp_Object Qset_file_modes;
Lisp_Object Qset_file_times;
+Lisp_Object Qfile_selinux_context;
+Lisp_Object Qset_file_selinux_context;
Lisp_Object Qfile_newer_than_file_p;
Lisp_Object Qinsert_file_contents;
Lisp_Object Qwrite_region;
@@ -473,7 +466,7 @@ Given a Unix syntax file name, returns a string ending in slash. */)
p = beg + strlen (beg);
}
}
- CORRECT_DIR_SEPS (beg);
+ dostounix_filename (beg);
#endif /* DOS_NT */
return make_specified_string (beg, -1, p - beg, STRING_MULTIBYTE (filename));
@@ -542,8 +535,7 @@ get a current directory to run processes in. */)
char *
-file_name_as_directory (out, in)
- char *out, *in;
+file_name_as_directory (char *out, char *in)
{
int size = strlen (in) - 1;
@@ -560,12 +552,11 @@ file_name_as_directory (out, in)
/* For Unix syntax, Append a slash if necessary */
if (!IS_DIRECTORY_SEP (out[size]))
{
- /* Cannot use DIRECTORY_SEP, which could have any value */
- out[size + 1] = '/';
+ out[size + 1] = DIRECTORY_SEP;
out[size + 2] = '\0';
}
#ifdef DOS_NT
- CORRECT_DIR_SEPS (out);
+ dostounix_filename (out);
#endif
return out;
}
@@ -608,8 +599,7 @@ For a Unix-syntax file name, just appends a slash. */)
*/
int
-directory_file_name (src, dst)
- char *src, *dst;
+directory_file_name (char *src, char *dst)
{
long slen;
@@ -626,7 +616,7 @@ directory_file_name (src, dst)
)
dst[slen - 1] = 0;
#ifdef DOS_NT
- CORRECT_DIR_SEPS (dst);
+ dostounix_filename (dst);
#endif
return 1;
}
@@ -692,9 +682,7 @@ static unsigned make_temp_name_count, make_temp_name_count_initialized_p;
generated. */
Lisp_Object
-make_temp_name (prefix, base64_p)
- Lisp_Object prefix;
- int base64_p;
+make_temp_name (Lisp_Object prefix, int base64_p)
{
Lisp_Object val;
int len, clen;
@@ -1031,10 +1019,9 @@ filesystem tree, not (expand-file-name ".." dirname). */)
if (!lose)
{
#ifdef DOS_NT
- /* Make sure directories are all separated with / or \ as
- desired, but avoid allocation of a new string when not
- required. */
- CORRECT_DIR_SEPS (nm);
+ /* Make sure directories are all separated with /, but
+ avoid allocation of a new string when not required. */
+ dostounix_filename (nm);
#ifdef WINDOWSNT
if (IS_DIRECTORY_SEP (nm[1]))
{
@@ -1380,7 +1367,7 @@ filesystem tree, not (expand-file-name ".." dirname). */)
target[0] = '/';
target[1] = ':';
}
- CORRECT_DIR_SEPS (target);
+ dostounix_filename (target);
#endif /* DOS_NT */
result = make_specified_string (target, -1, o - target, multibyte);
@@ -1563,8 +1550,7 @@ See also the function `substitute-in-file-name'.")
/* If /~ or // appears, discard everything through first slash. */
static int
-file_name_absolute_p (filename)
- const unsigned char *filename;
+file_name_absolute_p (const unsigned char *filename)
{
return
(IS_DIRECTORY_SEP (*filename) || *filename == '~'
@@ -1576,8 +1562,7 @@ file_name_absolute_p (filename)
}
static unsigned char *
-search_embedded_absfilename (nm, endp)
- unsigned char *nm, *endp;
+search_embedded_absfilename (unsigned char *nm, unsigned char *endp)
{
unsigned char *p, *s;
@@ -1658,7 +1643,7 @@ those `/' is discarded. */)
bcopy (SDATA (filename), nm, SBYTES (filename) + 1);
#ifdef DOS_NT
- CORRECT_DIR_SEPS (nm);
+ dostounix_filename (nm);
substituted = (strcmp (nm, SDATA (filename)) != 0);
#endif
endp = nm + SBYTES (filename);
@@ -1828,8 +1813,7 @@ those `/' is discarded. */)
(directory-file-name (expand-file-name FOO)). */
Lisp_Object
-expand_and_dir_to_file (filename, defdir)
- Lisp_Object filename, defdir;
+expand_and_dir_to_file (Lisp_Object filename, Lisp_Object defdir)
{
register Lisp_Object absname;
@@ -1858,12 +1842,7 @@ expand_and_dir_to_file (filename, defdir)
If QUICK is nonzero, we ask for y or n, not yes or no. */
void
-barf_or_query_if_file_exists (absname, querystring, interactive, statptr, quick)
- Lisp_Object absname;
- unsigned char *querystring;
- int interactive;
- struct stat *statptr;
- int quick;
+barf_or_query_if_file_exists (Lisp_Object absname, unsigned char *querystring, int interactive, struct stat *statptr, int quick)
{
register Lisp_Object tem, encoded_filename;
struct stat statbuf;
@@ -1900,7 +1879,7 @@ barf_or_query_if_file_exists (absname, querystring, interactive, statptr, quick)
return;
}
-DEFUN ("copy-file", Fcopy_file, Scopy_file, 2, 5,
+DEFUN ("copy-file", Fcopy_file, Scopy_file, 2, 6,
"fCopy file: \nGCopy %s to file: \np\nP",
doc: /* Copy FILE to NEWNAME. Both args must be strings.
If NEWNAME names a directory, copy FILE there.
@@ -1922,10 +1901,13 @@ last-modified time as the old one. (This works on only some systems.)
A prefix arg makes KEEP-TIME non-nil.
If PRESERVE-UID-GID is non-nil, we try to transfer the
-uid and gid of FILE to NEWNAME. */)
- (file, newname, ok_if_already_exists, keep_time, preserve_uid_gid)
+uid and gid of FILE to NEWNAME.
+
+If PRESERVE-SELINUX-CONTEXT is non-nil and SELinux is enabled
+on the system, we copy the SELinux context of FILE to NEWNAME. */)
+ (file, newname, ok_if_already_exists, keep_time, preserve_uid_gid, preserve_selinux_context)
Lisp_Object file, newname, ok_if_already_exists, keep_time;
- Lisp_Object preserve_uid_gid;
+ Lisp_Object preserve_uid_gid, preserve_selinux_context;
{
int ifd, ofd, n;
char buf[16 * 1024];
@@ -1935,6 +1917,10 @@ uid and gid of FILE to NEWNAME. */)
int count = SPECPDL_INDEX ();
int input_file_statable_p;
Lisp_Object encoded_file, encoded_newname;
+#if HAVE_LIBSELINUX
+ security_context_t con;
+ int fail, conlength = 0;
+#endif
encoded_file = encoded_newname = Qnil;
GCPRO4 (file, newname, encoded_file, encoded_newname);
@@ -1955,8 +1941,9 @@ uid and gid of FILE to NEWNAME. */)
if (NILP (handler))
handler = Ffind_file_name_handler (newname, Qcopy_file);
if (!NILP (handler))
- RETURN_UNGCPRO (call6 (handler, Qcopy_file, file, newname,
- ok_if_already_exists, keep_time, preserve_uid_gid));
+ RETURN_UNGCPRO (call7 (handler, Qcopy_file, file, newname,
+ ok_if_already_exists, keep_time, preserve_uid_gid,
+ preserve_selinux_context));
encoded_file = ENCODE_FILE (file);
encoded_newname = ENCODE_FILE (newname);
@@ -2010,6 +1997,15 @@ uid and gid of FILE to NEWNAME. */)
copyable by us. */
input_file_statable_p = (fstat (ifd, &st) >= 0);
+#if HAVE_LIBSELINUX
+ if (!NILP (preserve_selinux_context) && is_selinux_enabled ())
+ {
+ conlength = fgetfilecon (ifd, &con);
+ if (conlength == -1)
+ report_file_error ("Doing fgetfilecon", Fcons (file, Qnil));
+ }
+#endif
+
if (out_st.st_mode != 0
&& st.st_dev == out_st.st_dev && st.st_ino == out_st.st_ino)
{
@@ -2067,6 +2063,18 @@ uid and gid of FILE to NEWNAME. */)
}
#endif /* not MSDOS */
+#if HAVE_LIBSELINUX
+ if (conlength > 0)
+ {
+ /* Set the modified context back to the file. */
+ fail = fsetfilecon (ofd, con);
+ if (fail)
+ report_file_error ("Doing fsetfilecon", Fcons (newname, Qnil));
+
+ freecon (con);
+ }
+#endif
+
/* Closing the output clobbers the file times on some systems. */
if (emacs_close (ofd) < 0)
report_file_error ("I/O error", Fcons (newname, Qnil));
@@ -2150,12 +2158,7 @@ DEFUN ("delete-directory-internal", Fdelete_directory_internal,
CHECK_STRING (directory);
directory = Fdirectory_file_name (Fexpand_file_name (directory, Qnil));
-
- if (delete_by_moving_to_trash)
- return call1 (Qmove_file_to_trash, directory);
-
encoded_dir = ENCODE_FILE (directory);
-
dir = SDATA (encoded_dir);
if (rmdir (dir) != 0)
@@ -2164,11 +2167,22 @@ DEFUN ("delete-directory-internal", Fdelete_directory_internal,
return Qnil;
}
-DEFUN ("delete-file", Fdelete_file, Sdelete_file, 1, 1, "fDelete file: ",
+DEFUN ("delete-file", Fdelete_file, Sdelete_file, 1, 2,
+ "(list (read-file-name \
+ (if (and delete-by-moving-to-trash (null current-prefix-arg)) \
+ \"Move file to trash: \" \"Delete file: \") \
+ nil default-directory (confirm-nonexistent-file-or-buffer)) \
+ (null current-prefix-arg))",
doc: /* Delete file named FILENAME. If it is a symlink, remove the symlink.
-If file has multiple names, it continues to exist with the other names. */)
- (filename)
+If file has multiple names, it continues to exist with the other names.
+TRASH non-nil means to trash the file instead of deleting, provided
+`delete-by-moving-to-trash' is non-nil.
+
+When called interactively, TRASH is t if no prefix argument is given.
+With a prefix argument, TRASH is nil. */)
+ (filename, trash)
Lisp_Object filename;
+ Lisp_Object trash;
{
Lisp_Object handler;
Lisp_Object encoded_file;
@@ -2185,9 +2199,9 @@ If file has multiple names, it continues to exist with the other names. */)
handler = Ffind_file_name_handler (filename, Qdelete_file);
if (!NILP (handler))
- return call2 (handler, Qdelete_file, filename);
+ return call3 (handler, Qdelete_file, filename, trash);
- if (delete_by_moving_to_trash)
+ if (delete_by_moving_to_trash && !NILP (trash))
return call1 (Qmove_file_to_trash, filename);
encoded_file = ENCODE_FILE (filename);
@@ -2198,20 +2212,20 @@ If file has multiple names, it continues to exist with the other names. */)
}
static Lisp_Object
-internal_delete_file_1 (ignore)
- Lisp_Object ignore;
+internal_delete_file_1 (Lisp_Object ignore)
{
return Qt;
}
-/* Delete file FILENAME, returning 1 if successful and 0 if failed. */
+/* Delete file FILENAME, returning 1 if successful and 0 if failed.
+ This ignores `delete-by-moving-to-trash'. */
int
-internal_delete_file (filename)
- Lisp_Object filename;
+internal_delete_file (Lisp_Object filename)
{
Lisp_Object tem;
- tem = internal_condition_case_1 (Fdelete_file, filename,
+
+ tem = internal_condition_case_2 (Fdelete_file, filename, Qnil,
Qt, internal_delete_file_1);
return NILP (tem);
}
@@ -2293,7 +2307,7 @@ This is what happens in interactive use with M-x. */)
have copy-file prompt again. */
Fcopy_file (file, newname,
NILP (ok_if_already_exists) ? Qnil : Qt,
- Qt, Qt);
+ Qt, Qt, Qt);
count = SPECPDL_INDEX ();
specbind (Qdelete_by_moving_to_trash, Qnil);
@@ -2305,7 +2319,7 @@ This is what happens in interactive use with M-x. */)
)
call2 (Qdelete_directory, file, Qt);
else
- Fdelete_file (file);
+ Fdelete_file (file, Qnil);
unbind_to (count, Qnil);
}
else
@@ -2464,8 +2478,7 @@ On Unix, this is a name starting with a `/' or a `~'. */)
/* Return nonzero if file FILENAME exists and can be executed. */
static int
-check_executable (filename)
- char *filename;
+check_executable (char *filename)
{
#ifdef DOS_NT
int len = strlen (filename);
@@ -2489,8 +2502,7 @@ check_executable (filename)
/* Return nonzero if file FILENAME exists and can be written. */
static int
-check_writable (filename)
- char *filename;
+check_writable (char *filename)
{
#ifdef MSDOS
struct stat st;
@@ -2850,6 +2862,140 @@ See `file-symlink-p' to distinguish symlinks. */)
#endif
}
+DEFUN ("file-selinux-context", Ffile_selinux_context,
+ Sfile_selinux_context, 1, 1, 0,
+ doc: /* Return SELinux context of file named FILENAME,
+as a list ("user", "role", "type", "range"). Return (nil, nil, nil, nil)
+if file does not exist, is not accessible, or SELinux is disabled */)
+ (filename)
+ Lisp_Object filename;
+{
+ Lisp_Object absname;
+ Lisp_Object values[4];
+ Lisp_Object handler;
+#if HAVE_LIBSELINUX
+ security_context_t con;
+ int conlength;
+ context_t context;
+#endif
+
+ absname = expand_and_dir_to_file (filename, current_buffer->directory);
+
+ /* If the file name has special constructs in it,
+ call the corresponding file handler. */
+ handler = Ffind_file_name_handler (absname, Qfile_selinux_context);
+ if (!NILP (handler))
+ return call2 (handler, Qfile_selinux_context, absname);
+
+ absname = ENCODE_FILE (absname);
+
+ values[0] = Qnil;
+ values[1] = Qnil;
+ values[2] = Qnil;
+ values[3] = Qnil;
+#if HAVE_LIBSELINUX
+ if (is_selinux_enabled ())
+ {
+ conlength = lgetfilecon (SDATA (absname), &con);
+ if (conlength > 0)
+ {
+ context = context_new (con);
+ if (context_user_get (context))
+ values[0] = build_string (context_user_get (context));
+ if (context_role_get (context))
+ values[1] = build_string (context_role_get (context));
+ if (context_type_get (context))
+ values[2] = build_string (context_type_get (context));
+ if (context_range_get (context))
+ values[3] = build_string (context_range_get (context));
+ context_free (context);
+ }
+ if (con)
+ freecon (con);
+ }
+#endif
+
+ return Flist (sizeof(values) / sizeof(values[0]), values);
+}
+
+DEFUN ("set-file-selinux-context", Fset_file_selinux_context,
+ Sset_file_selinux_context, 2, 2, 0,
+ doc: /* Set SELinux context of file named FILENAME to CONTEXT
+as a list ("user", "role", "type", "range"). Has no effect if SELinux
+is disabled. */)
+ (filename, context)
+ Lisp_Object filename, context;
+{
+ Lisp_Object absname, encoded_absname;
+ Lisp_Object handler;
+ Lisp_Object user = CAR_SAFE (context);
+ Lisp_Object role = CAR_SAFE (CDR_SAFE (context));
+ Lisp_Object type = CAR_SAFE (CDR_SAFE (CDR_SAFE (context)));
+ Lisp_Object range = CAR_SAFE (CDR_SAFE (CDR_SAFE (CDR_SAFE (context))));
+#if HAVE_LIBSELINUX
+ security_context_t con;
+ int fail, conlength;
+ context_t parsed_con;
+#endif
+
+ absname = Fexpand_file_name (filename, current_buffer->directory);
+
+ /* If the file name has special constructs in it,
+ call the corresponding file handler. */
+ handler = Ffind_file_name_handler (absname, Qset_file_selinux_context);
+ if (!NILP (handler))
+ return call3 (handler, Qset_file_selinux_context, absname, context);
+
+ encoded_absname = ENCODE_FILE (absname);
+
+#if HAVE_LIBSELINUX
+ if (is_selinux_enabled ())
+ {
+ /* Get current file context. */
+ conlength = lgetfilecon (SDATA (encoded_absname), &con);
+ if (conlength > 0)
+ {
+ parsed_con = context_new (con);
+ /* Change the parts defined in the parameter.*/
+ if (STRINGP (user))
+ {
+ if (context_user_set (parsed_con, SDATA (user)))
+ error ("Doing context_user_set");
+ }
+ if (STRINGP (role))
+ {
+ if (context_role_set (parsed_con, SDATA (role)))
+ error ("Doing context_role_set");
+ }
+ if (STRINGP (type))
+ {
+ if (context_type_set (parsed_con, SDATA (type)))
+ error ("Doing context_type_set");
+ }
+ if (STRINGP (range))
+ {
+ if (context_range_set (parsed_con, SDATA (range)))
+ error ("Doing context_range_set");
+ }
+
+ /* Set the modified context back to the file. */
+ fail = lsetfilecon (SDATA (encoded_absname), context_str (parsed_con));
+ if (fail)
+ report_file_error ("Doing lsetfilecon", Fcons (absname, Qnil));
+
+ context_free (parsed_con);
+ }
+ else
+ report_file_error("Doing lgetfilecon", Fcons (absname, Qnil));
+
+ if (con)
+ freecon (con);
+ }
+#endif
+
+ return Qnil;
+}
+
DEFUN ("file-modes", Ffile_modes, Sfile_modes, 1, 1, 0,
doc: /* Return mode bits of file named FILENAME, as an integer.
Return nil, if file does not exist or is not accessible. */)
@@ -2936,7 +3082,7 @@ The value is an integer. */)
return value;
}
-extern int lisp_time_argument P_ ((Lisp_Object, time_t *, int *));
+extern int lisp_time_argument (Lisp_Object, time_t *, int *);
DEFUN ("set-file-times", Fset_file_times, Sset_file_times, 1, 2, 0,
doc: /* Set times of file FILENAME to TIME.
@@ -3070,8 +3216,7 @@ Lisp_Object Qfind_buffer_file_type;
o set back the buffer multibyteness. */
static Lisp_Object
-decide_coding_unwind (unwind_data)
- Lisp_Object unwind_data;
+decide_coding_unwind (Lisp_Object unwind_data)
{
Lisp_Object multibyte, undo_list, buffer;
@@ -3108,7 +3253,7 @@ static EMACS_INT non_regular_nbytes;
Value is the number of bytes read. */
static Lisp_Object
-read_non_regular ()
+read_non_regular (void)
{
EMACS_INT nbytes;
@@ -3126,7 +3271,7 @@ read_non_regular ()
in insert-file-contents. */
static Lisp_Object
-read_non_regular_quit ()
+read_non_regular_quit (void)
{
return Qnil;
}
@@ -4098,6 +4243,7 @@ variable `last-coding-system-used' to the coding system actually used. */)
if (NILP (handler))
{
current_buffer->modtime = st.st_mtime;
+ current_buffer->modtime_size = st.st_size;
current_buffer->filename = orig_filename;
}
@@ -4279,11 +4425,10 @@ variable `last-coding-system-used' to the coding system actually used. */)
RETURN_UNGCPRO (unbind_to (count, val));
}
-static Lisp_Object build_annotations P_ ((Lisp_Object, Lisp_Object));
+static Lisp_Object build_annotations (Lisp_Object, Lisp_Object);
static Lisp_Object
-build_annotations_unwind (arg)
- Lisp_Object arg;
+build_annotations_unwind (Lisp_Object arg)
{
Vwrite_region_annotation_buffers = arg;
return Qnil;
@@ -4701,7 +4846,10 @@ This calls `write-region-annotate-functions' at the start, and
to avoid a "file has changed on disk" warning on
next attempt to save. */
if (visiting)
- current_buffer->modtime = st.st_mtime;
+ {
+ current_buffer->modtime = st.st_mtime;
+ current_buffer->modtime_size = st.st_size;
+ }
if (failure)
error ("IO error writing %s: %s", SDATA (filename),
@@ -4754,8 +4902,7 @@ DEFUN ("car-less-than-car", Fcar_less_than_car, Scar_less_than_car, 2, 2, 0,
as save-excursion would do. */
static Lisp_Object
-build_annotations (start, end)
- Lisp_Object start, end;
+build_annotations (Lisp_Object start, Lisp_Object end)
{
Lisp_Object annotations;
Lisp_Object p, res;
@@ -4844,13 +4991,7 @@ build_annotations (start, end)
The return value is negative in case of system call failure. */
static int
-a_write (desc, string, pos, nchars, annot, coding)
- int desc;
- Lisp_Object string;
- register int nchars;
- int pos;
- Lisp_Object *annot;
- struct coding_system *coding;
+a_write (int desc, Lisp_Object string, int pos, register int nchars, Lisp_Object *annot, struct coding_system *coding)
{
Lisp_Object tem;
int nextpos;
@@ -4894,11 +5035,7 @@ a_write (desc, string, pos, nchars, annot, coding)
are indexes to the string STRING. */
static int
-e_write (desc, string, start, end, coding)
- int desc;
- Lisp_Object string;
- int start, end;
- struct coding_system *coding;
+e_write (int desc, Lisp_Object string, int start, int end, struct coding_system *coding)
{
if (STRINGP (string))
{
@@ -5010,11 +5147,13 @@ See Info node `(elisp)Modification Time' for more details. */)
else
st.st_mtime = 0;
}
- if (st.st_mtime == b->modtime
- /* If both are positive, accept them if they are off by one second. */
- || (st.st_mtime > 0 && b->modtime > 0
- && (st.st_mtime == b->modtime + 1
- || st.st_mtime == b->modtime - 1)))
+ if ((st.st_mtime == b->modtime
+ /* If both are positive, accept them if they are off by one second. */
+ || (st.st_mtime > 0 && b->modtime > 0
+ && (st.st_mtime == b->modtime + 1
+ || st.st_mtime == b->modtime - 1)))
+ && (st.st_size == b->modtime_size
+ || b->modtime_size < 0))
return Qt;
return Qnil;
}
@@ -5026,6 +5165,7 @@ Next attempt to save will certainly not complain of a discrepancy. */)
()
{
current_buffer->modtime = 0;
+ current_buffer->modtime_size = -1;
return Qnil;
}
@@ -5055,7 +5195,10 @@ An argument specifies the modification time value to use
Lisp_Object time_list;
{
if (!NILP (time_list))
- current_buffer->modtime = cons_to_long (time_list);
+ {
+ current_buffer->modtime = cons_to_long (time_list);
+ current_buffer->modtime_size = -1;
+ }
else
{
register Lisp_Object filename;
@@ -5074,15 +5217,17 @@ An argument specifies the modification time value to use
filename = ENCODE_FILE (filename);
if (stat (SDATA (filename), &st) >= 0)
- current_buffer->modtime = st.st_mtime;
+ {
+ current_buffer->modtime = st.st_mtime;
+ current_buffer->modtime_size = st.st_size;
+ }
}
return Qnil;
}
Lisp_Object
-auto_save_error (error)
- Lisp_Object error;
+auto_save_error (Lisp_Object error)
{
Lisp_Object args[3], msg;
int i, nbytes;
@@ -5118,7 +5263,7 @@ auto_save_error (error)
}
Lisp_Object
-auto_save_1 ()
+auto_save_1 (void)
{
struct stat st;
Lisp_Object modes;
@@ -5144,8 +5289,8 @@ auto_save_1 ()
}
static Lisp_Object
-do_auto_save_unwind (arg) /* used as unwind-protect function */
- Lisp_Object arg;
+do_auto_save_unwind (Lisp_Object arg) /* used as unwind-protect function */
+
{
FILE *stream = (FILE *) XSAVE_VALUE (arg)->pointer;
auto_saving = 0;
@@ -5159,16 +5304,15 @@ do_auto_save_unwind (arg) /* used as unwind-protect function */
}
static Lisp_Object
-do_auto_save_unwind_1 (value) /* used as unwind-protect function */
- Lisp_Object value;
+do_auto_save_unwind_1 (Lisp_Object value) /* used as unwind-protect function */
+
{
minibuffer_auto_raise = XINT (value);
return Qnil;
}
static Lisp_Object
-do_auto_save_make_dir (dir)
- Lisp_Object dir;
+do_auto_save_make_dir (Lisp_Object dir)
{
Lisp_Object mode;
@@ -5178,8 +5322,7 @@ do_auto_save_make_dir (dir)
}
static Lisp_Object
-do_auto_save_eh (ignore)
- Lisp_Object ignore;
+do_auto_save_eh (Lisp_Object ignore)
{
return Qnil;
}
@@ -5449,8 +5592,7 @@ before any other event (mouse or keypress) is handled. */)
}
Lisp_Object
-Fread_file_name (prompt, dir, default_filename, mustmatch, initial, predicate)
- Lisp_Object prompt, dir, default_filename, mustmatch, initial, predicate;
+Fread_file_name (Lisp_Object prompt, Lisp_Object dir, Lisp_Object default_filename, Lisp_Object mustmatch, Lisp_Object initial, Lisp_Object predicate)
{
struct gcpro gcpro1, gcpro2;
Lisp_Object args[7];
@@ -5468,7 +5610,7 @@ Fread_file_name (prompt, dir, default_filename, mustmatch, initial, predicate)
void
-syms_of_fileio ()
+syms_of_fileio (void)
{
Qoperations = intern_c_string ("operations");
Qexpand_file_name = intern_c_string ("expand-file-name");
@@ -5498,6 +5640,8 @@ syms_of_fileio ()
Qfile_modes = intern_c_string ("file-modes");
Qset_file_modes = intern_c_string ("set-file-modes");
Qset_file_times = intern_c_string ("set-file-times");
+ Qfile_selinux_context = intern_c_string("file-selinux-context");
+ Qset_file_selinux_context = intern_c_string("set-file-selinux-context");
Qfile_newer_than_file_p = intern_c_string ("file-newer-than-file-p");
Qinsert_file_contents = intern_c_string ("insert-file-contents");
Qwrite_region = intern_c_string ("write-region");
@@ -5533,6 +5677,8 @@ syms_of_fileio ()
staticpro (&Qfile_modes);
staticpro (&Qset_file_modes);
staticpro (&Qset_file_times);
+ staticpro (&Qfile_selinux_context);
+ staticpro (&Qset_file_selinux_context);
staticpro (&Qfile_newer_than_file_p);
staticpro (&Qinsert_file_contents);
staticpro (&Qwrite_region);
@@ -5599,11 +5745,6 @@ of file names regardless of the current language environment. */);
Fput (Qfile_date_error, Qerror_message,
make_pure_c_string ("Cannot set file date"));
- DEFVAR_LISP ("directory-sep-char", &Vdirectory_sep_char,
- doc: /* Directory separator character for built-in functions that return file names.
-The value is always ?/. Don't use this variable, just use `/'. */);
- XSETFASTINT (Vdirectory_sep_char, '/');
-
DEFVAR_LISP ("file-name-handler-alist", &Vfile_name_handler_alist,
doc: /* *Alist of elements (REGEXP . HANDLER) for file names handled specially.
If a file name matches REGEXP, then all I/O on that file is done by calling
@@ -5726,8 +5867,10 @@ A non-nil value may result in data loss! */);
DEFVAR_BOOL ("delete-by-moving-to-trash", &delete_by_moving_to_trash,
doc: /* Specifies whether to use the system's trash can.
-When non-nil, the function `move-file-to-trash' will be used by
-`delete-file' and `delete-directory'. */);
+When non-nil, certain file deletion commands use the function
+`move-file-to-trash' instead of deleting files outright.
+This includes interactive calls to `delete-file' and
+`delete-directory' and the Dired deletion commands. */);
delete_by_moving_to_trash = 0;
Qdelete_by_moving_to_trash = intern_c_string ("delete-by-moving-to-trash");
Qmove_file_to_trash = intern_c_string ("move-file-to-trash");
@@ -5766,6 +5909,8 @@ When non-nil, the function `move-file-to-trash' will be used by
defsubr (&Sfile_modes);
defsubr (&Sset_file_modes);
defsubr (&Sset_file_times);
+ defsubr (&Sfile_selinux_context);
+ defsubr (&Sset_file_selinux_context);
defsubr (&Sset_default_file_modes);
defsubr (&Sdefault_file_modes);
defsubr (&Sfile_newer_than_file_p);