From e324e6975367c235ed5413f76fdc3d5189cd00a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Thu, 11 Sep 2014 10:04:34 +0200
Subject: Add :qall command

---
 config.def.h |  1 +
 editor.c     |  9 +++++----
 editor.h     |  2 +-
 vis.c        | 16 +++++++++++++++-
 4 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/config.def.h b/config.def.h
index c7696ca..7b99cf5 100644
--- a/config.def.h
+++ b/config.def.h
@@ -51,6 +51,7 @@ enum {
 static Command cmds[] = {
 	{ "^[0-9]+",        cmd_gotoline   },
 	{ "^o(pen)?",       cmd_open       },
+	{ "^qa(ll)?",       cmd_qall       },
 	{ "^q(quit)?",      cmd_quit       },
 	{ "^r(ead)?",       cmd_read       },
 	{ "^sp(lit)?",      cmd_split      },
diff --git a/editor.c b/editor.c
index 97d6fa9..a7ef802 100644
--- a/editor.c
+++ b/editor.c
@@ -316,9 +316,10 @@ static void editor_window_detach(Editor *ed, EditorWin *win) {
 	win->next = win->prev = NULL;
 }
 
-void editor_window_close(Editor *ed) {
-	EditorWin *win = ed->win;
-	ed->win = win->next ? win->next : win->prev;
+void editor_window_close(EditorWin *win) {
+	Editor *ed = win->editor;
+	if (ed->win == win)
+		ed->win = win->next ? win->next : win->prev;
 	editor_window_detach(ed, win);
 	editor_window_free(ed, win);
 	editor_draw(ed);
@@ -343,7 +344,7 @@ err:
 
 void editor_free(Editor *ed) {
 	while (ed->windows)
-		editor_window_close(ed);
+		editor_window_close(ed->windows);
 	editor_prompt_free(ed->prompt);
 	text_regex_free(ed->search_pattern);
 	for (int i = 0; i < REG_LAST; i++)
diff --git a/editor.h b/editor.h
index 2efa7c5..8ca1a79 100644
--- a/editor.h
+++ b/editor.h
@@ -128,7 +128,7 @@ void editor_syntax_unload(Editor*);
 /* creates a new window, and loads the given file. if filename is NULL
  * an unamed / empty buffer is created */
 bool editor_window_new(Editor*, const char *filename);
-void editor_window_close(Editor *vis);
+void editor_window_close(EditorWin*);
 /* if filename is non NULL it is equivalent to window_new call above.
  * if however filename is NULL a new window is created and linked to the
  * same underlying text as the currently selected one. changes will
diff --git a/vis.c b/vis.c
index b99e1dc..8439856 100644
--- a/vis.c
+++ b/vis.c
@@ -380,6 +380,8 @@ static bool cmd_gotoline(const char *argv[]);
 static bool cmd_open(const char *argv[]);
 /* close the current window, if argv[0] contains a '!' discard modifications */
 static bool cmd_quit(const char *argv[]);
+/* close all windows, exit editor, if argv[0] contains a '!' discard modifications */
+static bool cmd_qall(const char *argv[]);
 /* for each argument try to insert the file content at current cursor postion */
 static bool cmd_read(const char *argv[]);
 static bool cmd_substitute(const char *argv[]);
@@ -862,12 +864,24 @@ static bool cmd_quit(const char *argv[]) {
 	}
 	if (!force && text_modified(vis->win->text))
 		return false;
-	editor_window_close(vis);
+	editor_window_close(vis->win);
 	if (!vis->windows)
 		running = false;
 	return true;
 }
 
+static bool cmd_qall(const char *argv[]) {
+	bool force = strchr(argv[0], '!') != NULL;
+	for (EditorWin *next, *win = vis->windows; win; win = next) {
+		next = win->next;
+		if (!text_modified(vis->win->text) || force)
+			editor_window_close(win);
+	}
+	if (!vis->windows)
+		running = false;
+	return vis->windows == NULL;
+}
+
 static bool cmd_read(const char *argv[]) {
 	size_t pos = window_cursor_get(vis->win->win);
 	for (const char **file = &argv[1]; *file; file++) {
-- 
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