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cli: Move simple readline into a function

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Move this code into its own function since it is a separate
implementation from the full version.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2023-10-01 19:13:05 -06:00 committed by Tom Rini
parent 429d59c3e5
commit 0f97e944b2
1 changed files with 46 additions and 33 deletions
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71
common/cli_readline.c
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@ -440,36 +440,17 @@ int cli_readline(const char *const prompt)
return cli_readline_into_buffer(prompt, console_buffer, 0);
}
int cli_readline_into_buffer(const char *const prompt, char *buffer,
int timeout)
{
char *p = buffer;
#ifdef CONFIG_CMDLINE_EDITING
unsigned int len = CONFIG_SYS_CBSIZE;
int rc;
static int initted;
/*
* History uses a global array which is not
* writable until after relocation to RAM.
* Revert to non-history version if still
* running from flash.
/**
* cread_line_simple() - Simple (small) command-line reader
*
* This supports only basic editing, with no cursor movement
*
* @prompt: Prompt to display
* @p: Text buffer to edit
* Return: length of text buffer, or -1 if input was cannncelled (Ctrl-C)
*/
if (gd->flags & GD_FLG_RELOC) {
if (!initted) {
hist_init();
initted = 1;
}
if (prompt)
puts(prompt);
rc = cread_line(prompt, p, &len, timeout);
return rc < 0 ? rc : len;
} else {
#endif /* CONFIG_CMDLINE_EDITING */
static int cread_line_simple(const char *const prompt, char *p)
{
char *p_buf = p;
int n = 0; /* buffer index */
int plen = 0; /* prompt length */
@ -567,6 +548,38 @@ int cli_readline_into_buffer(const char *const prompt, char *buffer,
}
}
}
}
int cli_readline_into_buffer(const char *const prompt, char *buffer,
int timeout)
{
char *p = buffer;
#ifdef CONFIG_CMDLINE_EDITING
unsigned int len = CONFIG_SYS_CBSIZE;
int rc;
static int initted;
/*
* History uses a global array which is not
* writable until after relocation to RAM.
* Revert to non-history version if still
* running from flash.
*/
if (gd->flags & GD_FLG_RELOC) {
if (!initted) {
hist_init();
initted = 1;
}
if (prompt)
puts(prompt);
rc = cread_line(prompt, p, &len, timeout);
return rc < 0 ? rc : len;
} else {
#endif /* CONFIG_CMDLINE_EDITING */
return cread_line_simple(prompt, p);
#ifdef CONFIG_CMDLINE_EDITING
}
#endif