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Improve redbean ctrl-c handling

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This commit is contained in:
Justine Tunney 2022-04-21 15:24:44 -07:00
parent 1599b818d9
commit c39d6111f2
3 changed files with 89 additions and 21 deletions
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26
third_party/linenoise/linenoise.c vendored
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@ -580,8 +580,9 @@ static char abGrow(struct abuf *a, int need) {
int cap;
char *b;
cap = a->cap;
do cap += cap / 2;
while (cap < need);
do {
cap += cap / 2;
} while (cap < need);
if (!(b = realloc(a->b, cap * sizeof(*a->b)))) return 0;
a->cap = cap;
a->b = b;
@ -824,8 +825,9 @@ static char linenoiseGrow(struct linenoiseState *ls, size_t n) {
size_t m;
m = ls->buflen;
if (m >= n) return 1;
do m += m >> 1;
while (m < n);
do {
m += m >> 1;
} while (m < n);
if (!(p = realloc(ls->buf, m * sizeof(*ls->buf)))) return 0;
ls->buf = p;
ls->buflen = m;
@ -855,8 +857,9 @@ static size_t Forward(struct linenoiseState *l, size_t pos) {
static size_t Backward(struct linenoiseState *l, size_t pos) {
if (pos) {
do --pos;
while (pos && (l->buf[pos] & 0300) == 0200);
do {
--pos;
} while (pos && (l->buf[pos] & 0300) == 0200);
}
return pos;
}
@ -1461,8 +1464,9 @@ static size_t EscapeWord(struct linenoiseState *l) {
if (iswseparator(r.c)) break;
}
if ((j = i)) {
do --j;
while (j && (l->buf[j] & 0300) == 0200);
do {
--j;
} while (j && (l->buf[j] & 0300) == 0200);
r = GetUtf8(l->buf + j, l->len - j);
if (iswseparator(r.c)) break;
}
@ -1477,8 +1481,9 @@ static void linenoiseEditLeft(struct linenoiseState *l) {
static void linenoiseEditRight(struct linenoiseState *l) {
if (l->pos == l->len) return;
do l->pos++;
while (l->pos < l->len && (l->buf[l->pos] & 0300) == 0200);
do {
l->pos++;
} while (l->pos < l->len && (l->buf[l->pos] & 0300) == 0200);
linenoiseRefreshLine(l);
}
@ -2268,6 +2273,7 @@ char *linenoiseRaw(const char *prompt, int infd, int outfd) {
buf = 0;
raise(gotint);
errno = EINTR;
gotint = 0;
rc = -1;
}
if (rc != -1) {