Add extbrowser4, extbrowser5, ..., and extbrowser9

doc-jp/MANUAL.html

@@ -205,9 +205,9 @@ HTMLʸ
 <TR><TD>F<TD>&lt;FRAMESET&gt;を含む文書を表示しているときに，&lt;FRAME&gt;
 タグの指す複数の文書を1つの文書に変換して表示します．
 <TR><TD>M<TD>現在見ているページを，外部ブラウザを使って表示します．
-2M, 3M で2番目と3番目のブラウザを使います．
+2M, 3M, 9M で2番目，3番目，9番目のブラウザを使います．
 <TR><TD>ESC M<TD>現在のリンク先を，外部ブラウザを使って表示します．
-2ESC M, 3ESC M で2番目と3番目のブラウザを使います．
+2ESC M, 3ESC M, 9ESC M で2番目，3番目，9番目のブラウザを使います．
 </table>
 
 <H3>ファイルとURL関係の操作</H3>

doc/MANUAL.html

@@ -204,9 +204,9 @@ bindings, see <a href="#Key:lynx">the Lynx-like key binding</a>.
 <TR><TD>C-h<TD>View history of URL
 <TR><TD>F<TD>Render frame
 <TR><TD>M<TD>Browse current document using external browser
-(use 2M and 3M to invoke second and third browser)
+(use 2M, 3M, ..., and 9M to invoke second, third, ..., and ninth browser)
 <TR><TD>ESC M<TD>Browse link using external browser
-(use 2ESC M and 3ESC M to invoke second and third browser)
+(use 2ESC M, 3ESC M, ..., and 9ESC M to invoke second, third, ..., and ninth browser)
 </table>
 
 <H3>File/Stream operation</H3>

fm.h

@@ -994,6 +994,12 @@ global int MailtoOptions init(MAILTO_OPTIONS_IGNORE);
 global char *ExtBrowser init(DEF_EXT_BROWSER);
 global char *ExtBrowser2 init(NULL);
 global char *ExtBrowser3 init(NULL);
+global char *ExtBrowser4 init(NULL);
+global char *ExtBrowser5 init(NULL);
+global char *ExtBrowser6 init(NULL);
+global char *ExtBrowser7 init(NULL);
+global char *ExtBrowser8 init(NULL);
+global char *ExtBrowser9 init(NULL);
 global int BackgroundExtViewer init(TRUE);
 global int disable_secret_security_check init(FALSE);
 global char *passwd_file init(PASSWD_FILE);

main.c

@@ -5134,6 +5134,24 @@ invoke_browser(char *url)
 	case 3:
 	    browser = ExtBrowser3;
 	    break;
+	case 4:
+	    browser = ExtBrowser4;
+	    break;
+	case 5:
+	    browser = ExtBrowser5;
+	    break;
+	case 6:
+	    browser = ExtBrowser6;
+	    break;
+	case 7:
+	    browser = ExtBrowser7;
+	    break;
+	case 8:
+	    browser = ExtBrowser8;
+	    break;
+	case 9:
+	    browser = ExtBrowser9;
+	    break;
 	}
 	if (browser == NULL || *browser == '\0') {
 	    browser = inputStr("Browse command: ", NULL);

rc.c

@@ -143,9 +143,15 @@ static int OptionEncode = FALSE;
 #define CMT_EDITOR       N_("Editor")
 #define CMT_MAILER       N_("Mailer")
 #define CMT_MAILTO_OPTIONS N_("How to call Mailer for mailto URLs with options")
-#define CMT_EXTBRZ       N_("External Browser")
-#define CMT_EXTBRZ2      N_("Second External Browser")
-#define CMT_EXTBRZ3      N_("Third External Browser")
+#define CMT_EXTBRZ       N_("External browser")
+#define CMT_EXTBRZ2      N_("Second external browser")
+#define CMT_EXTBRZ3      N_("Third external browser")
+#define CMT_EXTBRZ4      N_("Fourth external browser")
+#define CMT_EXTBRZ5      N_("Fifth external browser")
+#define CMT_EXTBRZ6      N_("Sixth external browser")
+#define CMT_EXTBRZ7      N_("Seventh external browser")
+#define CMT_EXTBRZ8      N_("Eighth external browser")
+#define CMT_EXTBRZ9      N_("Ninth external browser")
 #define CMT_DISABLE_SECRET_SECURITY_CHECK	N_("Disable secret file security check")
 #define CMT_PASSWDFILE	 N_("Password file")
 #define CMT_PRE_FORM_FILE	N_("File for setting form on loading")
@@ -567,6 +573,18 @@ struct param_ptr params6[] = {
      NULL},
     {"extbrowser3", P_STRING, PI_TEXT, (void *)&ExtBrowser3, CMT_EXTBRZ3,
      NULL},
+    {"extbrowser4", P_STRING, PI_TEXT, (void *)&ExtBrowser4, CMT_EXTBRZ4,
+     NULL},
+    {"extbrowser5", P_STRING, PI_TEXT, (void *)&ExtBrowser5, CMT_EXTBRZ5,
+     NULL},
+    {"extbrowser6", P_STRING, PI_TEXT, (void *)&ExtBrowser6, CMT_EXTBRZ6,
+     NULL},
+    {"extbrowser7", P_STRING, PI_TEXT, (void *)&ExtBrowser7, CMT_EXTBRZ7,
+     NULL},
+    {"extbrowser8", P_STRING, PI_TEXT, (void *)&ExtBrowser8, CMT_EXTBRZ8,
+     NULL},
+    {"extbrowser9", P_STRING, PI_TEXT, (void *)&ExtBrowser9, CMT_EXTBRZ9,
+     NULL},
     {"bgextviewer", P_INT, PI_ONOFF, (void *)&BackgroundExtViewer,
      CMT_BGEXTVIEW, NULL},
     {"use_lessopen", P_INT, PI_ONOFF, (void *)&use_lessopen, CMT_USE_LESSOPEN,