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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-05-14 15:21:04 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-05-14 15:21:04 +0000 |
commit | f62084035feaf8b9a22804821b22e2a3c15e6eda (patch) | |
tree | e2d1548a5bf0d8e33386a178103c756473b90ad6 /nuttx/configs/README.txt | |
parent | 6f8fd8927787deda605f6fb070bab21ee4022084 (diff) | |
download | px4-nuttx-f62084035feaf8b9a22804821b22e2a3c15e6eda.tar.gz px4-nuttx-f62084035feaf8b9a22804821b22e2a3c15e6eda.tar.bz2 px4-nuttx-f62084035feaf8b9a22804821b22e2a3c15e6eda.zip |
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
Diffstat (limited to 'nuttx/configs/README.txt')
-rw-r--r-- | nuttx/configs/README.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/configs/README.txt b/nuttx/configs/README.txt index 88b368907..50208f210 100644 --- a/nuttx/configs/README.txt +++ b/nuttx/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 |