From ddd04b292cfca83dd6685a98bb493d0e471abeb8 Mon Sep 17 00:00:00 2001
From: rswindell <>
Date: Fri, 13 Jan 2006 08:49:02 +0000
Subject: [PATCH] file_mutex() now supports an option max_age argument (to
detect and remove stale mutex files).
---
src/sbbs3/js_global.c | 21 ++++++++++++++-------
1 file changed, 14 insertions(+), 7 deletions(-)
diff --git a/src/sbbs3/js_global.c b/src/sbbs3/js_global.c
index c35cef8264..5f352d3593 100644
--- a/src/sbbs3/js_global.c
+++ b/src/sbbs3/js_global.c
@@ -8,7 +8,7 @@
* @format.tab-size 4 (Plain Text/Source Code File Header) *
* @format.use-tabs true (see http://www.synchro.net/ptsc_hdr.html) *
* *
- * Copyright 2005 Rob Swindell - http://www.synchro.net/copyright.html *
+ * Copyright 2006 Rob Swindell - http://www.synchro.net/copyright.html *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
@@ -2241,16 +2241,20 @@ js_fmutex(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
char* fname;
char* text=NULL;
+ int32 max_age=0;
+ uintN argn=0;
if(JSVAL_IS_VOID(argv[0]))
return(JS_TRUE);
- if((fname=js_ValueToStringBytes(cx, argv[0], NULL))==NULL)
+ if((fname=js_ValueToStringBytes(cx, argv[argn++], NULL))==NULL)
return(JS_FALSE);
- if(argc>1)
- text=js_ValueToStringBytes(cx,argv[1], NULL);
+ if(argc > argn && JSVAL_IS_STRING(argv[argn]))
+ text=js_ValueToStringBytes(cx, argv[argn++], NULL);
+ if(argc > argn && JSVAL_IS_NUMBER(argv[argn]))
+ JS_ValueToInt32(cx, argv[argn++], &max_age);
- *rval = BOOLEAN_TO_JSVAL(fmutex(fname,text));
+ *rval = BOOLEAN_TO_JSVAL(fmutex(fname,text,max_age));
return(JS_TRUE);
}
@@ -2765,9 +2769,12 @@ static jsSyncMethodSpec js_global_functions[] = {
"creating an empty file if it doesn't already exist")
,311
},
- {"file_mutex", js_fmutex, 1, JSTYPE_BOOLEAN, JSDOCSTR("string filename [,text]")
+ {"file_mutex", js_fmutex, 1, JSTYPE_BOOLEAN, JSDOCSTR("string filename [,string text] [,number max_age]")
,JSDOCSTR("attempts to create an exclusive (e.g. lock) file, "
- "optionally with the contents of <i>text</i>")
+ "optionally with the contents of <i>text</i>. "
+ "If a non-zero <i>max_age</i> (supported in v3.13b+) is specified "
+ "and the lock file exists, but is older than this value (in seconds), "
+ "it is presumed stale and removed/over-written")
,312
},
{"directory", js_directory, 1, JSTYPE_ARRAY, JSDOCSTR("string pattern [,flags]")
--
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