X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=stdout.c;h=a192f2beb44b4c49bd1a9c7affb5167a82013158;hp=babed7525e53db3997d7c792bb75f7b72b881a75;hb=cf749f79f1c353cc5aac1013aeef5ed0eb0f63ee;hpb=19d9318abf42debb15d833d4e56ab636893285c3 diff --git a/stdout.c b/stdout.c index babed752..a192f2be 100644 --- a/stdout.c +++ b/stdout.c @@ -1,10 +1,10 @@ /* - * Copyright (C) 2006 Andre Noll + * Copyright (C) 2006-2008 Andre Noll * * Licensed under the GPL v2. For licencing details see COPYING. */ -/** \file stdout.c functions that deal with writing to stdout */ +/** \file stdout.c Functions that deal with writing to stdout. */ #include /* readdir() */ #include @@ -18,10 +18,10 @@ #include "stdout.h" /** - * the pre_select function of the stdout task + * The pre_select function of the stdout task. * - * \param s the scheduler this task was registered to - * \param t the task structure of the stdout task + * \param s The scheduler this task was registered to. + * \param t The task structure of the stdout task. * * This function is always successful. If there is data available in the input * buffer, it adds \p STDOUT_FILENO to the write fd set of \a s. @@ -45,10 +45,10 @@ static void stdout_pre_select(struct sched *s, struct task *t) } /** - * the post select function of the stdout task + * The post select function of the stdout task. * - * \param s the scheduler this task was registered to - * \param t the task structure of the stdout task + * \param s The scheduler this task was registered to. + * \param t The task structure of the stdout task. * * This function checks if \p STDOUT_FILENO was included by in the write fd set * of \a s during the previous pre_select call. If yes, and \p STDOUT_FILENO @@ -80,14 +80,14 @@ static void stdout_post_select(struct sched *s, struct task *t) static void stdout_default_event_handler(struct task *t) { - PARA_NOTICE_LOG("%p: %s\n", t, PARA_STRERROR(-t->ret)); + PARA_NOTICE_LOG("%p: %s\n", t, para_strerror(-t->ret)); unregister_task(t); } /** - * initialize a stdout task structure with default values + * Initialize a stdout task structure with default values. * - * \param sot the stdout task structure + * \param sot The stdout task structure. * * This fills in the pre/post select function poinzters of the task structure * given by \a sot. It also sets up a default error handler which unregisters @@ -95,11 +95,17 @@ static void stdout_default_event_handler(struct task *t) */ void stdout_set_defaults(struct stdout_task *sot) { + int ret; + sot->task.private_data = sot; sot->task.pre_select = stdout_pre_select; sot->task.post_select = stdout_post_select; sot->task.event_handler = stdout_default_event_handler; sot->error = 0; - mark_fd_nonblocking(STDOUT_FILENO); sprintf(sot->task.status, "stdout writer"); + ret = mark_fd_nonblocking(STDOUT_FILENO); + if (ret >= 0) + return; + PARA_EMERG_LOG("%s\n", para_strerror(-ret)); + exit(EXIT_FAILURE); }