From 76f4ad0d529623ecd36ce8b0a4f3e73c0240e60c Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Fri, 4 Jan 2013 11:01:15 +0100 Subject: Rename project from 'Debug Module' to 'Hugin' --- hugin_filter.c | 131 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 hugin_filter.c (limited to 'hugin_filter.c') diff --git a/hugin_filter.c b/hugin_filter.c new file mode 100644 index 0000000..23e83dd --- /dev/null +++ b/hugin_filter.c @@ -0,0 +1,131 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set et sw=2 ts=2: */ +/*************************************************************************** + * debug_filter.c + * + * Fri Dec 7 14:24:27 CET 2012 + * Copyright 2012 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of Debug Module. + * + * Debug Module 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. + * + * Debug Module 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 Debug Module; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "debug_filter.h" + +#include +#include + +#ifndef WITH_DBG_FILTER +#warning debug_filter.c compiled but WITH_DBG_FILTER not defined +#endif + +#define NELEM(x) (sizeof(x)/sizeof((x)[0])) +struct __debug_channel +{ + char name[32]; + unsigned flags; +}; + +#define __DEBUG_CHANNEL_MAX 256 + +static struct __debug_channel debug_channel[__DEBUG_CHANNEL_MAX]; +static unsigned n_debug_channel = 0; + +// Default is to enable everything... +static unsigned debug_flags = 0xffffffff;//(1<<__class_err)|(1<<__class_fixme); + +int dbg_filter_enabled(const enum __debug_class cl, const char *ch) +{ + unsigned i; + for(i = 0; i < n_debug_channel; i++) { + if(!strcmp(ch, debug_channel[i].name)) { + return (debug_channel[i].flags & (1 << cl)) != 0; + } + } + return debug_flags & (1 << cl); +} + +/* + * fmt := [set[,set]*]* + * set := [+-]channel + * | class[+-]channel + * | [+-]all + */ +int dbg_filter_parse(const char *filter) +{ + char *s; + char *next; + char *opt; + + // NOTE: This must be identical to the debug_class_str in debug.c + const char * const debug_class_str[] = + { "fixme", "err", "warn", "info", "debug" }; + + if(!(s = strdup(filter))) return 1; + + for(opt = s; opt; opt = next) { + int set = 0; + int clr = 0; + unsigned i; + if((next = strchr(opt, ','))) *next++ = '\0'; + char *p = opt + strcspn(opt, "+-"); + if(!*p) p = opt; // All chars -> a channel name + if(p > opt) { + // we have a class + for(i = 0; i < NELEM(debug_class_str); i++) { + int n = strlen(debug_class_str[i]); + if(n != (p - opt)) continue; + if(!memcmp(opt, debug_class_str[i], n)) { + // Found the class + if(*p == '+') + set = 1 << i; + else + clr = 1 << i; + break; + } + } + if(i == NELEM(debug_class_str)) continue; + } else { + if(*p == '-') + clr = ~0; + else + set = ~0; + } + if(*p == '+' || *p == '-') p++; + if(!*p) continue; + if(!strcmp("all", p)) { + debug_flags = (debug_flags & ~clr) | set; + } else { + if(strlen(p) >= sizeof(debug_channel[0].name)) continue; + for(i = 0; i < n_debug_channel; i++) { + if(!strcmp(p, debug_channel[i].name)) { + debug_channel[i].flags = (debug_channel[i].flags & ~clr) | set; + break; + } + } + if(i == n_debug_channel && n_debug_channel < __DEBUG_CHANNEL_MAX) { + strcpy(debug_channel[i].name, p); + debug_channel[i].flags = (debug_flags & ~clr) | set; + n_debug_channel++; + } + } + } + free(s); + + return 0; +} -- cgit v1.2.3