diff options
Diffstat (limited to 'nuttx/libc/misc')
-rw-r--r-- | nuttx/libc/misc/lib_dbg.c | 36 | ||||
-rw-r--r-- | nuttx/libc/misc/lib_dumpbuffer.c | 8 | ||||
-rw-r--r-- | nuttx/libc/misc/lib_init.c | 134 |
3 files changed, 60 insertions, 118 deletions
diff --git a/nuttx/libc/misc/lib_dbg.c b/nuttx/libc/misc/lib_dbg.c index 5605ff828..921a4e24d 100644 --- a/nuttx/libc/misc/lib_dbg.c +++ b/nuttx/libc/misc/lib_dbg.c @@ -50,8 +50,8 @@ /* Debug output is initially disabled */ -#ifdef CONFIG_DEBUG_ENABLE -bool g_dbgenable; +#ifdef CONFIG_SYSLOG_ENABLE +bool g_syslogenable; #endif /**************************************************************************** @@ -59,17 +59,17 @@ bool g_dbgenable; ****************************************************************************/ /**************************************************************************** - * Name: dbg_enable + * Name: syslog_enable * * Description: * Enable or disable debug output. * ****************************************************************************/ -#ifdef CONFIG_DEBUG_ENABLE -void dbg_enable(bool enable) +#ifdef CONFIG_SYSLOG_ENABLE +void syslog_enable(bool enable) { - g_dbgenable = enable; + g_syslogenable = enable; } #endif @@ -89,13 +89,13 @@ int dbg(const char *format, ...) va_list ap; int ret; -#ifdef CONFIG_DEBUG_ENABLE +#ifdef CONFIG_SYSLOG_ENABLE ret = 0; - if (g_dbgenable) + if (g_syslogenable) #endif { va_start(ap, format); - ret = lib_rawvprintf(format, ap); + ret = vsyslog(format, ap); va_end(ap); } @@ -108,13 +108,13 @@ int lldbg(const char *format, ...) va_list ap; int ret; -#ifdef CONFIG_DEBUG_ENABLE +#ifdef CONFIG_SYSLOG_ENABLE ret = 0; - if (g_dbgenable) + if (g_syslogenable) #endif { va_start(ap, format); - ret = lib_lowvprintf(format, ap); + ret = lowvsyslog(format, ap); va_end(ap); } @@ -128,13 +128,13 @@ int vdbg(const char *format, ...) va_list ap; int ret; -#ifdef CONFIG_DEBUG_ENABLE +#ifdef CONFIG_SYSLOG_ENABLE ret = 0; - if (g_dbgenable) + if (g_syslogenable) #endif { va_start(ap, format); - ret = lib_rawvprintf(format, ap); + ret = vsyslog(format, ap); va_end(ap); } @@ -147,13 +147,13 @@ int llvdbg(const char *format, ...) va_list ap; int ret; -#ifdef CONFIG_DEBUG_ENABLE +#ifdef CONFIG_SYSLOG_ENABLE ret = 0; - if (g_dbgenable) + if (g_syslogenable) #endif { va_start(ap, format); - ret = lib_lowvprintf(format, ap); + ret = lowvsyslog(format, ap); va_end(ap); } diff --git a/nuttx/libc/misc/lib_dumpbuffer.c b/nuttx/libc/misc/lib_dumpbuffer.c index 52158b220..5194560fd 100644 --- a/nuttx/libc/misc/lib_dumpbuffer.c +++ b/nuttx/libc/misc/lib_dumpbuffer.c @@ -51,15 +51,15 @@ #ifdef CONFIG_CPP_HAVE_VARARGS # ifdef CONFIG_ARCH_LOWPUTC -# define message(format, arg...) lib_lowprintf(format, ##arg) +# define message(format, arg...) lowsyslog(format, ##arg) # else -# define message(format, arg...) lib_rawprintf(format, ##arg) +# define message(format, arg...) syslog(format, ##arg) # endif #else # ifdef CONFIG_ARCH_LOWPUTC -# define message lib_lowprintf +# define message lowsyslog # else -# define message lib_rawprintf +# define message syslog # endif #endif diff --git a/nuttx/libc/misc/lib_init.c b/nuttx/libc/misc/lib_init.c index 6a120f7b1..434c46505 100644 --- a/nuttx/libc/misc/lib_init.c +++ b/nuttx/libc/misc/lib_init.c @@ -1,7 +1,7 @@ /************************************************************ * libc/misc/lib_init.c * - * Copyright (C) 2007, 2011 Gregory Nutt. All rights reserved. + * Copyright (C) 2007, 2011, 2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -76,69 +76,35 @@ void weak_const_function lib_initialize(void) } #if CONFIG_NFILE_STREAMS > 0 -/* The following function is called when a new TCB is allocated. It - * creates the streamlist instance that is stored in the TCB. +/* The following function is called when a new task is allocated. It + * intializes the streamlist instance that is stored in the task group. */ -FAR struct streamlist *lib_alloclist(void) +void lib_streaminit(FAR struct streamlist *list) { - FAR struct streamlist *list; - list = (FAR struct streamlist*)lib_zalloc(sizeof(struct streamlist)); - if (list) - { - int i; - - /* Start with a reference count of one */ - - list->sl_crefs = 1; + int i; - /* Initialize the list access mutex */ + /* Initialize the list access mutex */ - (void)sem_init(&list->sl_sem, 0, 1); + (void)sem_init(&list->sl_sem, 0, 1); - /* Initialize each FILE structure */ + /* Initialize each FILE structure */ - for (i = 0; i < CONFIG_NFILE_STREAMS; i++) - { - /* Clear the IOB */ + for (i = 0; i < CONFIG_NFILE_STREAMS; i++) + { + /* Clear the IOB */ - memset(&list->sl_streams[i], 0, sizeof(FILE)); + memset(&list->sl_streams[i], 0, sizeof(FILE)); - /* Indicate not opened */ + /* Indicate not opened */ - list->sl_streams[i].fs_filedes = -1; + list->sl_streams[i].fs_filedes = -1; - /* Initialize the stream semaphore to one to support one-at- - * a-time access to private data sets. - */ - - lib_sem_initialize(&list->sl_streams[i]); - } - } - return list; + /* Initialize the stream semaphore to one to support one-at- + * a-time access to private data sets. + */ -} - -/* This function is called when a TCB is closed (such as with - * pthread_create(). It increases the reference count on the stream - * list. - */ - -void lib_addreflist(FAR struct streamlist *list) -{ - if (list) - { - /* Increment the reference count on the list. - * NOTE: that we disable interrupts to do this - * (vs. taking the list semaphore). We do this - * because file cleanup operations often must be - * done from the IDLE task which cannot wait - * on semaphores. - */ - - register irqstate_t flags = irqsave(); - list->sl_crefs++; - irqrestore(flags); + lib_sem_initialize(&list->sl_streams[i]); } } @@ -149,57 +115,33 @@ void lib_addreflist(FAR struct streamlist *list) void lib_releaselist(FAR struct streamlist *list) { - int crefs; - if (list) - { - /* Decrement the reference count on the list. - * NOTE: that we disable interrupts to do this - * (vs. taking the list semaphore). We do this - * because file cleanup operations often must be - * done from the IDLE task which cannot wait - * on semaphores. - */ - - register irqstate_t flags = irqsave(); - crefs = --(list->sl_crefs); - irqrestore(flags); - - /* If the count decrements to zero, then there is no reference - * to the structure and it should be deallocated. Since there - * are references, it would be an error if any task still held - * a reference to the list's semaphore. - */ - - if (crefs <= 0) - { #if CONFIG_STDIO_BUFFER_SIZE > 0 - int i; + int i; #endif - /* Destroy the semaphore and release the filelist */ - (void)sem_destroy(&list->sl_sem); + DEBUGASSERT(list); + + /* Destroy the semaphore and release the filelist */ - /* Release each stream in the list */ + (void)sem_destroy(&list->sl_sem); + + /* Release each stream in the list */ #if CONFIG_STDIO_BUFFER_SIZE > 0 - for (i = 0; i < CONFIG_NFILE_STREAMS; i++) - { - /* Destroy the semaphore that protects the IO buffer */ - - (void)sem_destroy(&list->sl_streams[i].fs_sem); - - /* Release the IO buffer */ - if (list->sl_streams[i].fs_bufstart) - { - sched_free(list->sl_streams[i].fs_bufstart); - } - } -#endif - /* Finally, release the list itself */ + for (i = 0; i < CONFIG_NFILE_STREAMS; i++) + { + /* Destroy the semaphore that protects the IO buffer */ - sched_free(list); - } - } + (void)sem_destroy(&list->sl_streams[i].fs_sem); + + /* Release the IO buffer */ + + if (list->sl_streams[i].fs_bufstart) + { + sched_free(list->sl_streams[i].fs_bufstart); + } + } +#endif } #endif /* CONFIG_NFILE_STREAMS */ |