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Code Issues 1 Releases Wiki Activity

Allow C code to block SIGINT.

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Previously the repl always exits on SIGINT, this change
means the repl will only exit on SIGINT if the SIGINT handler
causes it to exit.
This commit is contained in:
Andrew Chambers 2021-11-12 23:24:33 +13:00
parent ab4f18954b
commit 5d75effb37
1 changed files with 3 additions and 9 deletions
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12
src/mainclient/shell.c
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@ -136,7 +136,6 @@ static JANET_THREAD_LOCAL int gbl_cols = 80;
static JANET_THREAD_LOCAL char *gbl_history[JANET_HISTORY_MAX];
static JANET_THREAD_LOCAL int gbl_history_count = 0;
static JANET_THREAD_LOCAL int gbl_historyi = 0;
static JANET_THREAD_LOCAL int gbl_sigint_flag = 0;
static JANET_THREAD_LOCAL struct termios gbl_termios_start;
static JANET_THREAD_LOCAL JanetByteView gbl_matches[JANET_MATCH_MAX];
static JANET_THREAD_LOCAL int gbl_match_count = 0;
@ -758,9 +757,8 @@ static int line() {
kleft();
break;
case 3: /* ctrl-c */
clearlines();
gbl_sigint_flag = 1;
return -1;
raise(SIGINT);
/* fallthrough */
case 17: /* ctrl-q */
gbl_cancel_current_repl_form = 1;
clearlines();
@ -962,11 +960,7 @@ void janet_line_get(const char *p, JanetBuffer *buffer) {
}
if (line()) {
norawmode();
if (gbl_sigint_flag) {
raise(SIGINT);
} else {
fputc('\n', out);
}
fputc('\n', out);
return;
}
fflush(stdin);