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Diffstat (limited to 'nuttx/tools/mkconfig.c')
-rw-r--r--nuttx/tools/mkconfig.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/tools/mkconfig.c b/nuttx/tools/mkconfig.c
index c8a6fb261..13598938c 100644
--- a/nuttx/tools/mkconfig.c
+++ b/nuttx/tools/mkconfig.c
@@ -184,6 +184,13 @@ int main(int argc, char **argv, char **envp)
printf("# undef CONFIG_NUNGET_CHARS\n");
printf("# define CONFIG_NUNGET_CHARS 0\n");
printf("#endif\n\n");
+ printf("/* If no standard C buffered I/O is not supported, then line-oriented buffering\n");
+ printf(" * cannot be supported.\n");
+ printf(" */\n\n");
+ printf("#if CONFIG_STDIO_BUFFER_SIZE == 0\n");
+ printf("# undef CONFIG_STDIO_LINEBUFFER\n");
+ printf("# define CONFIG_STDIO_LINEBUFFER 0\n");
+ printf("#endif\n\n");
printf("/* If the maximum message size is zero, then we assume that message queues\n");
printf(" * support should be disabled\n");
printf(" */\n\n");