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py/modsys: Add optional mutable attributes sys.ps1/ps2 and use them.

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This allows customising the REPL prompt strings.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2021-07-27 00:43:35 +10:00
parent cac939ddc3
commit ac2293161e
15 changed files with 94 additions and 12 deletions
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10
shared/runtime/pyexec.c
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@@ -433,7 +433,7 @@ STATIC int pyexec_friendly_repl_process_char(int c) {
vstr_add_byte(MP_STATE_VM(repl_line), '\n');
repl.cont_line = true;
readline_note_newline("... ");
readline_note_newline(mp_repl_get_ps2());
return 0;
} else {
@@ -454,7 +454,7 @@ STATIC int pyexec_friendly_repl_process_char(int c) {
if (mp_repl_continue_with_input(vstr_null_terminated_str(MP_STATE_VM(repl_line)))) {
vstr_add_byte(MP_STATE_VM(repl_line), '\n');
readline_note_newline("... ");
readline_note_newline(mp_repl_get_ps2());
return 0;
}
@@ -468,7 +468,7 @@ STATIC int pyexec_friendly_repl_process_char(int c) {
vstr_reset(MP_STATE_VM(repl_line));
repl.cont_line = false;
repl.paste_mode = false;
readline_init(MP_STATE_VM(repl_line), ">>> ");
readline_init(MP_STATE_VM(repl_line), mp_repl_get_ps1());
return 0;
}
}
@@ -598,7 +598,7 @@ friendly_repl_reset:
}
vstr_reset(&line);
int ret = readline(&line, ">>> ");
int ret = readline(&line, mp_repl_get_ps1());
mp_parse_input_kind_t parse_input_kind = MP_PARSE_SINGLE_INPUT;
if (ret == CHAR_CTRL_A) {
@@ -651,7 +651,7 @@ friendly_repl_reset:
// got a line with non-zero length, see if it needs continuing
while (mp_repl_continue_with_input(vstr_null_terminated_str(&line))) {
vstr_add_byte(&line, '\n');
ret = readline(&line, "... ");
ret = readline(&line, mp_repl_get_ps2());
if (ret == CHAR_CTRL_C) {
// cancel everything
mp_hal_stdout_tx_str("\r\n");