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examples: don't enable buffering on stdout in console examples

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newlib uses significantly more stack space when printing to an
unbuffered stream. To reduce the amount of stack space required to
use the console, don’t disable buffering. linenoise should support
unbuffered stdout instead.
This commit is contained in:
Ivan Grokhotkov 2019-03-13 20:19:55 +08:00
parent cb5c0d3a12
commit 6600250f30
2 changed files with 2 additions and 4 deletions
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3
examples/system/console/main/console_example_main.c
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@ -59,9 +59,8 @@ static void initialize_nvs()
static void initialize_console()
{
/* Disable buffering on stdin and stdout */
/* Disable buffering on stdin */
setvbuf(stdin, NULL, _IONBF, 0);
setvbuf(stdout, NULL, _IONBF, 0);
/* Minicom, screen, idf_monitor send CR when ENTER key is pressed */
esp_vfs_dev_uart_set_rx_line_endings(ESP_LINE_ENDINGS_CR);

3
examples/wifi/iperf/main/main.c
View file

@ -28,9 +28,8 @@
static void initialize_console()
{
/* Disable buffering on stdin and stdout */
/* Disable buffering on stdin */
setvbuf(stdin, NULL, _IONBF, 0);
setvbuf(stdout, NULL, _IONBF, 0);
/* Minicom, screen, idf_monitor send CR when ENTER key is pressed */
esp_vfs_dev_uart_set_rx_line_endings(ESP_LINE_ENDINGS_CR);