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echo on shell

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This commit is contained in:
tkl 2016-08-02 14:23:59 +02:00
parent 23e2b56a70
commit 1938cfbd7e
1 changed files with 4 additions and 2 deletions
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6
source/firmware/kernel/shell.c
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@ -44,17 +44,19 @@ static void parse(const char *buffer, unsigned int len)
static void rx_func(void *arg)
{
char buffer[80];
char buffer[81];
unsigned int index = 0;
int ret = 0;
open(shell_object.shell_device);
while(1) {
ret = read(shell_object.shell_device, &buffer[index],
sizeof(buffer) / sizeof(buffer[0]) - index);
sizeof(buffer) / sizeof(buffer[0]) - index - 1);
if(ret) {
write(shell_object.shell_device, &buffer[index], ret); // echo
if((buffer[index + ret - 1] == '\n') || (buffer[index + ret - 1] == '\r')) {
buffer[index + ret - 1] = '\n';
parse(buffer, index + ret);
buffer[index + ret] = '\0';
index = 0;
}
else