X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=filter.c;h=d1f88539b946b571339902bbc9d950a2555365a8;hp=ee7e6dbcd1270a89939d8c30ca46db08acb97c3c;hb=ad14b0d7021aa16a71098eeb70eaba66017ec53a;hpb=899a19c03fc05f6fd98687e3eaa86841a4633a10 diff --git a/filter.c b/filter.c index ee7e6dbc..d1f88539 100644 --- a/filter.c +++ b/filter.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2005-2006 Andre Noll + * Copyright (C) 2005-2007 Andre Noll * * 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 @@ -28,32 +28,30 @@ #include "stdout.h" #include "error.h" +/** init the array of errors for para_filter */ INIT_FILTER_ERRLISTS; -#define INBUF_SIZE 32 * 1024 - +/** the task that reads from stdin */ static struct stdin_task stdin_task_struct; +/** pointer to the stdin task */ static struct stdin_task *sit = &stdin_task_struct; + +/** the task that filters the data */ static struct filter_chain filter_chain_struct; +/** pointer to the filter chain */ static struct filter_chain *fc = &filter_chain_struct; + +/** the task that writes converted data to stdout */ static struct stdout_task stdout_task_struct; +/** pointer to the stdout task */ static struct stdout_task *sot = &stdout_task_struct; -struct gengetopt_args_info conf; +/** gengetopt struct that holds the command line args */ +static struct filter_args_info conf; -__printf_2_3 void para_log(int ll, const char* fmt,...) -{ - va_list argp; - - /* ignore log message if loglevel is not high enough */ - if (ll < conf.loglevel_arg) - return; - va_start(argp, fmt); - vfprintf(stderr, fmt, argp); - va_end(argp); -} +INIT_STDERR_LOGGING(conf.loglevel_arg); -void filter_event_handler(struct task *t) +static void filter_event_handler(struct task *t) { PARA_NOTICE_LOG("%s\n", PARA_STRERROR(-t->ret)); unregister_task(t); @@ -71,7 +69,6 @@ static void open_filters(void) } } - static int init_filter_chain(void) { int i, filter_num; @@ -115,15 +112,16 @@ static int parse_config(int argc, char *argv[]) struct stat statbuf; int i; - if (cmdline_parser(argc, argv, &conf)) + if (filter_cmdline_parser(argc, argv, &conf)) return -E_FILTER_SYNTAX; + HANDLE_VERSION_FLAG("filter", conf); if (!cf) { char *home = para_homedir(); cf = make_message("%s/.paraslash/filter.conf", home); free(home); } if (!stat(cf, &statbuf)) { - if (cmdline_parser_configfile(cf, &conf, 0, 0, 0)) + if (filter_cmdline_parser_configfile(cf, &conf, 0, 0, 0)) return -E_FILTER_SYNTAX; } if (!conf.list_filters_given) @@ -137,12 +135,23 @@ static int parse_config(int argc, char *argv[]) exit(EXIT_SUCCESS); } +/** + * para_filter's main function. + * + * para_filter reads data from stdin, converts it by using a chain + * of filters (specified on the command line) and writes the resulting + * data to stdout. + * + * \param argc number of command line options + * \param argv vector of arguments + * + * \return \a EXIT_SUCCESS on success, EXIT_FAILURE on errors. + */ int main(int argc, char *argv[]) { int ret; struct sched s; - init_sched(); stdin_set_defaults(sit); sit->buf = para_malloc(sit->bufsize), @@ -155,7 +164,6 @@ int main(int argc, char *argv[]) goto out; stdout_set_defaults(sot); - PARA_EMERG_LOG("fc->output_eof: %d\n", *fc->output_eof); sot->buf = fc->outbuf; sot->loaded = fc->out_loaded; sot->input_eof = &fc->eof; @@ -165,7 +173,6 @@ int main(int argc, char *argv[]) register_task(&sit->task); s.default_timeout.tv_sec = 1; s.default_timeout.tv_usec = 0; - PARA_EMERG_LOG("fc->output_eof: %d\n", *fc->output_eof); ret = sched(&s); out: free(sit->buf);