X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/313546eb796f4588c1c9af60f08f2bd122ef0bdb..db50ad5f11cc5809c27091181a13ee7aa34ec5ed:/src/emacs.c
diff --git a/src/emacs.c b/src/emacs.c
index 3c80d3ed75..2dfd12eff8 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -1,7 +1,7 @@
/* Fully extensible Emacs, running on Unix, intended for GNU.
-Copyright (C) 1985-1987, 1993-1995, 1997-1999, 2001-2013 Free Software
-Foundation, Inc.
+Copyright (C) 1985-1987, 1993-1995, 1997-1999, 2001-2013
+ Free Software Foundation, Inc.
This file is part of GNU Emacs.
@@ -18,8 +18,9 @@ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see . */
-
+#define INLINE EXTERN_INLINE
#include
+
#include
#include
@@ -29,11 +30,13 @@ along with GNU Emacs. If not, see . */
#include
+#define MAIN_PROGRAM
#include "lisp.h"
#ifdef WINDOWSNT
#include
#include
+#include
#include "w32.h"
#include "w32heap.h"
#endif
@@ -72,6 +75,12 @@ along with GNU Emacs. If not, see . */
#include "termhooks.h"
#include "keyboard.h"
#include "keymap.h"
+#include "category.h"
+#include "charset.h"
+#include "composite.h"
+#include "dispextern.h"
+#include "syntax.h"
+#include "systime.h"
#ifdef HAVE_GNUTLS
#include "gnutls.h"
@@ -246,7 +255,7 @@ Action options:\n\
FILE visit FILE using find-file\n\
+LINE go to line LINE in next FILE\n\
+LINE:COLUMN go to line LINE, column COLUMN, in next FILE\n\
---directory, -L DIR add DIR to variable load-path\n\
+--directory, -L DIR prepend DIR to load-path (with :DIR, append DIR)\n\
--eval EXPR evaluate Emacs Lisp expression EXPR\n\
--execute EXPR evaluate Emacs Lisp expression EXPR\n\
",
@@ -310,7 +319,7 @@ example, -batch as well as --batch. You can use any unambiguous\n\
abbreviation for a --option.\n\
\n\
Various environment variables and window system resources also affect\n\
-Emacs' operation. See the main documentation.\n\
+the operation of Emacs. See the main documentation.\n\
\n\
Report bugs to bug-gnu-emacs@gnu.org. First, please see the Bugs\n\
section of the Emacs manual or the file BUGS.\n"
@@ -375,7 +384,7 @@ terminate_due_to_signal (int sig, int backtrace_limit)
/* Code for dealing with Lisp access to the Unix command line. */
static void
-init_cmdargs (int argc, char **argv, int skip_args)
+init_cmdargs (int argc, char **argv, int skip_args, char *original_pwd)
{
register int i;
Lisp_Object name, dir, handler;
@@ -385,7 +394,20 @@ init_cmdargs (int argc, char **argv, int skip_args)
initial_argv = argv;
initial_argc = argc;
- raw_name = build_string (argv[0]);
+#ifdef WINDOWSNT
+ /* Must use argv[0] converted to UTF-8, as it begets many standard
+ file and directory names. */
+ {
+ char argv0[MAX_UTF8_PATH];
+
+ if (filename_from_ansi (argv[0], argv0) == 0)
+ raw_name = build_unibyte_string (argv0);
+ else
+ raw_name = build_unibyte_string (argv[0]);
+ }
+#else
+ raw_name = build_unibyte_string (argv[0]);
+#endif
/* Add /: to the front of the name
if it would otherwise be treated as magic. */
@@ -418,7 +440,12 @@ init_cmdargs (int argc, char **argv, int skip_args)
&& NILP (Ffile_name_absolute_p (Vinvocation_directory)))
/* Emacs was started with relative path, like ./emacs.
Make it absolute. */
- Vinvocation_directory = Fexpand_file_name (Vinvocation_directory, Qnil);
+ {
+ Lisp_Object odir =
+ original_pwd ? build_unibyte_string (original_pwd) : Qnil;
+
+ Vinvocation_directory = Fexpand_file_name (Vinvocation_directory, odir);
+ }
Vinstallation_directory = Qnil;
@@ -691,12 +718,16 @@ main (int argc, char **argv)
#endif
char *ch_to_dir;
+ /* If we use --chdir, this records the original directory. */
+ char *original_pwd = 0;
+
#if GC_MARK_STACK
stack_base = &dummy;
#endif
#ifdef G_SLICE_ALWAYS_MALLOC
- /* This is used by the Cygwin build. */
+ /* This is used by the Cygwin build. It's not needed starting with
+ cygwin-1.7.24, but it doesn't do any harm. */
xputenv ("G_SLICE=always-malloc");
#endif
@@ -777,12 +808,23 @@ main (int argc, char **argv)
}
if (argmatch (argv, argc, "-chdir", "--chdir", 4, &ch_to_dir, &skip_args))
- if (chdir (ch_to_dir) == -1)
- {
- fprintf (stderr, "%s: Can't chdir to %s: %s\n",
- argv[0], ch_to_dir, strerror (errno));
- exit (1);
- }
+ {
+#ifdef WINDOWSNT
+ /* argv[] array is kept in its original ANSI codepage encoding,
+ we need to convert to UTF-8, for chdir to work. */
+ char newdir[MAX_UTF8_PATH];
+
+ filename_from_ansi (ch_to_dir, newdir);
+ ch_to_dir = newdir;
+#endif
+ original_pwd = get_current_dir_name ();
+ if (chdir (ch_to_dir) != 0)
+ {
+ fprintf (stderr, "%s: Can't chdir to %s: %s\n",
+ argv[0], ch_to_dir, strerror (errno));
+ exit (1);
+ }
+ }
dumping = !initialized && (strcmp (argv[argc - 1], "dump") == 0
|| strcmp (argv[argc - 1], "bootstrap") == 0);
@@ -1175,13 +1217,21 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
#ifdef HAVE_NS
ns_pool = ns_alloc_autorelease_pool ();
+#ifdef NS_IMPL_GNUSTEP
+ /* GNUStep stupidly resets our locale settings after we made them. */
+ fixup_locale ();
+#endif
+
if (!noninteractive)
{
#ifdef NS_IMPL_COCOA
+ /* Started from GUI? */
+ /* FIXME: Do the right thing if getenv returns NULL, or if
+ chdir fails. */
+ if (! inhibit_window_system && ! isatty (0))
+ chdir (getenv ("HOME"));
if (skip_args < argc)
{
- /* FIXME: Do the right thing if getenv returns NULL, or if
- chdir fails. */
if (!strncmp (argv[skip_args], "-psn", 4))
{
skip_args += 1;
@@ -1309,7 +1359,9 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
init_buffer (); /* Init default directory of main buffer. */
init_callproc_1 (); /* Must precede init_cmdargs and init_sys_modes. */
- init_cmdargs (argc, argv, skip_args); /* Must precede init_lread. */
+
+ /* Must precede init_lread. */
+ init_cmdargs (argc, argv, skip_args, original_pwd);
if (initialized)
{
@@ -1492,6 +1544,10 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
init_keyboard (); /* This too must precede init_sys_modes. */
if (!noninteractive)
init_display (); /* Determine terminal type. Calls init_sys_modes. */
+#if HAVE_W32NOTIFY
+ else
+ init_crit (); /* w32notify.c needs this in batch mode. */
+#endif /* HAVE_W32NOTIFY */
init_xdisp ();
#ifdef HAVE_WINDOW_SYSTEM
init_fringe ();
@@ -1505,7 +1561,16 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
char *file;
/* Handle -l loadup, args passed by Makefile. */
if (argmatch (argv, argc, "-l", "--load", 3, &file, &skip_args))
- Vtop_level = list2 (intern_c_string ("load"), build_string (file));
+ {
+#ifdef WINDOWSNT
+ char file_utf8[MAX_UTF8_PATH];
+
+ if (filename_from_ansi (file, file_utf8) == 0)
+ file = file_utf8;
+#endif
+ Vtop_level = list2 (intern_c_string ("load"),
+ build_unibyte_string (file));
+ }
/* Unless next switch is -nl, load "loadup.el" first thing. */
if (! no_loadup)
Vtop_level = list2 (intern_c_string ("load"),
@@ -2032,11 +2097,15 @@ You must run Emacs in batch mode in order to dump it. */)
CHECK_STRING (filename);
filename = Fexpand_file_name (filename, Qnil);
+ filename = ENCODE_FILE (filename);
if (!NILP (symfile))
{
CHECK_STRING (symfile);
if (SCHARS (symfile))
- symfile = Fexpand_file_name (symfile, Qnil);
+ {
+ symfile = Fexpand_file_name (symfile, Qnil);
+ symfile = ENCODE_FILE (symfile);
+ }
}
tem = Vpurify_flag;
@@ -2138,15 +2207,25 @@ synchronize_system_messages_locale (void)
Lisp_Object
-decode_env_path (const char *evarname, const char *defalt)
+decode_env_path (const char *evarname, const char *defalt, bool empty)
{
const char *path, *p;
Lisp_Object lpath, element, tem;
+ /* Default is to use "." for empty path elements.
+ But if argument EMPTY is true, use nil instead. */
+ Lisp_Object empty_element = empty ? Qnil : build_string (".");
#ifdef WINDOWSNT
bool defaulted = 0;
- const char *emacs_dir = egetenv ("emacs_dir");
static const char *emacs_dir_env = "%emacs_dir%/";
const size_t emacs_dir_len = strlen (emacs_dir_env);
+ const char *edir = egetenv ("emacs_dir");
+ char emacs_dir[MAX_UTF8_PATH];
+
+ /* egetenv looks in process-environment, which holds the variables
+ in their original system-locale encoding. We need emacs_dir to
+ be in UTF-8. */
+ if (edir)
+ filename_from_ansi (edir, emacs_dir);
#endif
/* It's okay to use getenv here, because this function is only used
@@ -2167,9 +2246,44 @@ decode_env_path (const char *evarname, const char *defalt)
/* Ensure values from the environment use the proper directory separator. */
if (path)
{
- char *path_copy = alloca (strlen (path) + 1);
+ char *path_copy;
+
+#ifdef WINDOWSNT
+ char *path_utf8, *q, *d;
+ int cnv_result;
+
+ /* Convert each element of PATH to UTF-8. */
+ p = path_copy = alloca (strlen (path) + 1);
+ strcpy (path_copy, path);
+ d = path_utf8 = alloca (4 * strlen (path) + 1);
+ *d = '\0';
+ do {
+ q = _mbschr (p, SEPCHAR);
+ if (q)
+ *q = '\0';
+ cnv_result = filename_from_ansi (p, d);
+ if (q)
+ {
+ *q++ = SEPCHAR;
+ p = q;
+ /* If conversion of this PATH elements fails, make sure
+ destination pointer will stay put, thus effectively
+ ignoring the offending element. */
+ if (cnv_result == 0)
+ {
+ d += strlen (d);
+ *d++ = SEPCHAR;
+ }
+ }
+ else if (cnv_result != 0 && d > path_utf8)
+ d[-1] = '\0'; /* remove last semi-colon and null-terminate PATH */
+ } while (q);
+ path_copy = path_utf8;
+#else /* MSDOS */
+ path_copy = alloca (strlen (path) + 1);
strcpy (path_copy, path);
- dostounix_filename (path_copy, 0);
+#endif
+ dostounix_filename (path_copy);
path = path_copy;
}
#endif
@@ -2179,35 +2293,39 @@ decode_env_path (const char *evarname, const char *defalt)
p = strchr (path, SEPCHAR);
if (!p)
p = path + strlen (path);
- element = (p - path ? make_string (path, p - path)
- : build_string ("."));
+ element = (p - path ? make_unibyte_string (path, p - path)
+ : empty_element);
+ if (! NILP (element))
+ {
#ifdef WINDOWSNT
- /* Relative file names in the default path are interpreted as
- being relative to $emacs_dir. */
- if (emacs_dir && defaulted
- && strncmp (path, emacs_dir_env, emacs_dir_len) == 0)
- element = Fexpand_file_name (Fsubstring (element,
- make_number (emacs_dir_len),
- Qnil),
- build_string (emacs_dir));
-#endif
-
- /* Add /: to the front of the name
- if it would otherwise be treated as magic. */
- tem = Ffind_file_name_handler (element, Qt);
-
- /* However, if the handler says "I'm safe",
- don't bother adding /:. */
- if (SYMBOLP (tem))
- {
- Lisp_Object prop;
- prop = Fget (tem, intern ("safe-magic"));
- if (! NILP (prop))
- tem = Qnil;
- }
+ /* Relative file names in the default path are interpreted as
+ being relative to $emacs_dir. */
+ if (edir && defaulted
+ && strncmp (path, emacs_dir_env, emacs_dir_len) == 0)
+ element = Fexpand_file_name (Fsubstring
+ (element,
+ make_number (emacs_dir_len),
+ Qnil),
+ build_unibyte_string (emacs_dir));
+#endif
+
+ /* Add /: to the front of the name
+ if it would otherwise be treated as magic. */
+ tem = Ffind_file_name_handler (element, Qt);
+
+ /* However, if the handler says "I'm safe",
+ don't bother adding /:. */
+ if (SYMBOLP (tem))
+ {
+ Lisp_Object prop;
+ prop = Fget (tem, intern ("safe-magic"));
+ if (! NILP (prop))
+ tem = Qnil;
+ }
- if (! NILP (tem))
- element = concat2 (build_string ("/:"), element);
+ if (! NILP (tem))
+ element = concat2 (build_string ("/:"), element);
+ } /* !NILP (element) */
lpath = Fcons (element, lpath);
if (*p)