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Fix Ctrl-Z bug and retro-optimise a bit

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git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/branches/UNSTABLE@1146 6ac86273-5f31-0410-b378-82cca8765d1b
This commit is contained in:
Luchezar Georgiev 2005-10-22 11:14:06 +00:00
parent da5f4a917f
commit a82122eec8
1 changed files with 5 additions and 2 deletions
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7
kernel/chario.c
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@ -89,7 +89,10 @@ STATIC int CharIO(struct dhdr FAR **pdev, unsigned char ch, unsigned command)
/* STATE FUNCTIONS */ /* STATE FUNCTIONS */
#define CharCmd(pdev, command) while (CharRequest(pdev, command) > 0) STATIC void CharCmd(struct dhdr FAR **pdev, unsigned command)
{
while (CharRequest(pdev, command) == 1);
}
STATIC int Busy(struct dhdr FAR **pdev) STATIC int Busy(struct dhdr FAR **pdev)
{ {
@ -223,13 +226,13 @@ void write_char_stdout(int c)
/* this is for handling things like ^C, mostly used in echoed input */ /* this is for handling things like ^C, mostly used in echoed input */
STATIC VOID echo_char(int c, int sft_idx, unsigned i) STATIC VOID echo_char(int c, int sft_idx, unsigned i)
{ {
local_buffer[i] = c;
if (iscntrl(c) && c != HT && c != LF && c != CR) if (iscntrl(c) && c != HT && c != LF && c != CR)
{ {
write_char('^', sft_idx); write_char('^', sft_idx);
c += '@'; c += '@';
} }
write_char(c, sft_idx); write_char(c, sft_idx);
local_buffer[i] = c;
} }
STATIC void destr_bs(int sft_idx) STATIC void destr_bs(int sft_idx)