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Simplify tty_write()

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This commit is contained in:
Martin Lund 2022-07-11 09:12:56 +02:00
parent 52446f4d62
commit 5b82c710f1
1 changed files with 20 additions and 20 deletions
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40
src/tty.c
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@ -145,19 +145,24 @@ void tty_flush(int fd)
ssize_t tty_write(int fd, const void *buffer, size_t count)
{
ssize_t bytes_written = 0;
ssize_t retval = 0, bytes_written = 0;
size_t i;
if (option.output_delay || option.eol_delay )
if (option.upcase)
{
// Convert lower case to upper case
for (i = 0; i<count; i++)
{
*((unsigned char*)buffer+i) = toupper(*((unsigned char*)buffer+i));
}
}
if (option.output_delay || option.eol_delay)
{
// Write byte by byte with output delay
for (size_t i=0; i<count; i++)
for (i=0; i<count; i++)
{
// convert alpha to upper case
if ( option.upcase )
{
*(unsigned char*)buffer = toupper(*(unsigned char*)buffer);
}
ssize_t retval = write(fd, buffer, 1);
retval = write(fd, buffer, 1);
if (retval < 0)
{
// Error
@ -165,12 +170,15 @@ ssize_t tty_write(int fd, const void *buffer, size_t count)
break;
}
bytes_written += retval;
if ( option.eol_delay && *(unsigned char*)buffer == '\r' )
if (option.eol_delay && *(unsigned char*)buffer == '\r')
{
delay( option.eol_delay );
delay(option.eol_delay);
}
fsync(fd);
if ( option.output_delay )
if (option.output_delay)
{
delay(option.output_delay);
}
@ -184,14 +192,6 @@ ssize_t tty_write(int fd, const void *buffer, size_t count)
tty_flush(fd);
}
// convert lower case to upper case, in situ
if ( option.upcase )
{
for ( size_t i = 0; i<count; i++ )
{
*((unsigned char*)buffer+i) = toupper(*((unsigned char*)buffer+i));
}
}
// Copy bytes to tty write buffer
memcpy(tty_buffer_write_ptr, buffer, count);
tty_buffer_write_ptr += count;