From 5bcdbfe6f50497f50ec758f883c804a1602a8936 Mon Sep 17 00:00:00 2001 From: patacongo Date: Sat, 14 May 2011 15:21:04 +0000 Subject: [PATCH] Implemented line-oriented buffering for std output git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3606 42af7a65-404d-4744-a932-0658087f49c3 --- configs/README.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/configs/README.txt b/configs/README.txt index 88b36890790..50208f210cd 100644 --- a/configs/README.txt +++ b/configs/README.txt @@ -503,6 +503,13 @@ defconfig -- This is a configuration file similar to the Linux CONFIG_NAME_MAX - The maximum size of a file name. CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate on fopen. (Only if CONFIG_NFILE_STREAMS > 0) + CONFIG_STDIO_LINEBUFFER - If standard C buffered I/O is enabled + (CONFIG_STDIO_BUFFER_SIZE > 0), then this option may be added + to force automatic, line-oriented flushing the output buffer + for printf() fprintf(), and vfprintf(). When a newline is + encountered in the format string, the output buffer will be + flushed. This (slightly) increases the NuttX footprint but + supports the kind of behavior that people expect for printf. CONFIG_NUNGET_CHARS - Number of characters that can be buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0) CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message