X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fterminal%2Fread-line.c;h=544e18d55dd965608919ba6b5e435c002edeb165;hb=81579d9e9f994fb2908f50af41c3eb033d216e58;hp=f28fb6fe3912a989a1df8ef74d234ffc402474c4;hpb=44326932c8227c64a87f7a92ef16ce83c2fba2d4;p=pspp-builds.git
diff --git a/src/ui/terminal/read-line.c b/src/ui/terminal/read-line.c
index f28fb6fe..544e18d5 100644
--- a/src/ui/terminal/read-line.c
+++ b/src/ui/terminal/read-line.c
@@ -1,41 +1,45 @@
-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2007, 2009, 2011 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 2 of the
- License, or (at your option) any later version.
+ 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.
+ 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, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see . */
#include
-#include "read-line.h"
+#include "ui/terminal/read-line.h"
#include
#include
#include
#include
+#if ! HAVE_READLINE
+#include
+#endif
-#include "msg-ui.h"
-
-#include
-#include
-#include
-#include
-#include
-#include
-#include
-
-#include "xalloc.h"
+#include "data/file-name.h"
+#include "data/settings.h"
+#include "language/command.h"
+#include "language/prompt.h"
+#include "libpspp/cast.h"
+#include "libpspp/message.h"
+#include "libpspp/str.h"
+#include "libpspp/version.h"
+#include "output/driver.h"
+#include "output/journal.h"
+#include "ui/terminal/msg-ui.h"
+#include "ui/terminal/terminal.h"
+
+#include "gl/xalloc.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
@@ -51,7 +55,7 @@ static char **dont_complete (const char *, int, int);
#endif /* HAVE_READLINE */
-struct readln_source
+struct readln_source
{
struct getl_interface parent ;
@@ -75,10 +79,10 @@ readln_initialize (void)
if (history_file == NULL)
{
const char *home_dir = getenv ("HOME");
- if (home_dir != NULL)
+ if (home_dir != NULL)
{
history_file = xasprintf ("%s/.pspp_history", home_dir);
- read_history (history_file);
+ read_history (history_file);
}
}
#endif
@@ -91,7 +95,7 @@ readln_uninitialize (void)
initialised = false;
#if HAVE_READLINE
- if (history_file != NULL && false == get_testing_mode() )
+ if (history_file != NULL && false == settings_get_testing_mode () )
write_history (history_file);
clear_history ();
free (history_file);
@@ -101,12 +105,10 @@ readln_uninitialize (void)
static bool
read_interactive (struct getl_interface *s,
- struct string *line, enum getl_syntax *syntax)
+ struct string *line)
{
- struct readln_source *is =
- (struct readln_source *) s ;
+ struct readln_source *is = UP_CAST (s, struct readln_source, parent);
- *syntax = GETL_INTERACTIVE;
return is->interactive_func (line, prompt_get_style ());
}
@@ -130,6 +132,7 @@ welcome (void)
"warranty.\" for details.\n", stdout);
puts (stat_version);
readln_initialize ();
+ journal_enable ();
}
/* Gets a line from the user and stores it into LINE.
@@ -143,41 +146,54 @@ readln_read (struct string *line, enum prompt_style style)
#if HAVE_READLINE
char *string;
#endif
-
+ bool eof;
+
assert (initialised);
- reset_msg_count ();
+ msg_ui_reset_counts ();
welcome ();
+ output_flush ();
+
#if HAVE_READLINE
rl_attempted_completion_function = (style == PROMPT_FIRST
? complete_command_name
: dont_complete);
string = readline (prompt);
if (string == NULL)
- return false;
- else
+ eof = true;
+ else
{
if (string[0])
add_history (string);
ds_assign_cstr (line, string);
free (string);
- return true;
+ eof = false;
}
#else
fputs (prompt, stdout);
fflush (stdout);
- if (ds_read_line (line, stdin))
+ if (ds_read_line (line, stdin, SIZE_MAX))
{
ds_chomp (line, '\n');
- return true;
+ eof = false;
}
else
- return false;
+ eof = true;
#endif
-}
+ /* Check whether the size of the window has changed, so that
+ the output drivers can adjust their settings as needed. We
+ only do this for the first line of a command, as it's
+ possible that the output drivers are actually in use
+ afterward, and we don't want to confuse them in the middle
+ of output. */
+ if (style == PROMPT_FIRST)
+ terminal_check_size ();
+
+ return !eof;
+}
static void
readln_close (struct getl_interface *i)
@@ -197,7 +213,7 @@ create_readln_source (void)
rlns->parent.read = read_interactive;
rlns->parent.close = readln_close;
- return (struct getl_interface *) rlns;
+ return &rlns->parent;
}
@@ -210,16 +226,16 @@ static char *command_generator (const char *text, int state);
static char **
complete_command_name (const char *text, int start, int end UNUSED)
{
- if (start == 0)
+ if (start == 0)
{
/* Complete command name at start of line. */
- return rl_completion_matches (text, command_generator);
+ return rl_completion_matches (text, command_generator);
}
- else
+ else
{
/* Otherwise don't do any completion. */
rl_attempted_completion_over = 1;
- return NULL;
+ return NULL;
}
}
@@ -228,15 +244,15 @@ static char **
dont_complete (const char *text UNUSED, int start UNUSED, int end UNUSED)
{
rl_attempted_completion_over = 1;
- return NULL;
+ return NULL;
}
/* If STATE is 0, returns the first command name matching TEXT.
Otherwise, returns the next command name matching TEXT.
Returns a null pointer when no matches are left. */
static char *
-command_generator (const char *text, int state)
-{
+command_generator (const char *text, int state)
+{
static const struct command *cmd;
const char *name;