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Try to search the entire history first for up to 200 ms so a search count can

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be shown. If it takes too long, search the visible text only.
This commit is contained in:
Nicholas Marriott 2020-05-03 15:58:29 +01:00
parent e7aeb77bd9
commit c89ed7c092
1 changed files with 80 additions and 34 deletions
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114
window-copy.c
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@ -258,7 +258,8 @@ struct window_copy_mode_data {
int searchregex;
char *searchstr;
u_char *searchmark;
u_int searchcount;
int searchcount;
int searchmore;
int searchthis;
int searchx;
int searchy;
@ -266,7 +267,8 @@ struct window_copy_mode_data {
u_char searchgen;
int timeout; /* search has timed out */
#define WINDOW_COPY_SEARCH_TIMEOUT 10
#define WINDOW_COPY_SEARCH_TIMEOUT 10000
#define WINDOW_COPY_SEARCH_ALL_TIMEOUT 200
int jumptype;
char jumpchar;
@ -2847,6 +2849,15 @@ window_copy_search(struct window_mode_entry *wme, int direction, int regex)
return (found);
}
static uint64_t
window_copy_get_time(void)
{
struct timeval tv;
gettimeofday(&tv, NULL);
return ((tv.tv_sec * 1000ULL) + (tv.tv_usec / 1000ULL));
}
static int
window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp,
int regex)
@ -2856,13 +2867,13 @@ window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp,
struct screen_write_ctx ctx;
struct grid *gd = s->grid;
const struct grid_line *gl;
int found, cis, which = -1;
int found, cis, which = -1, stopped = 0;
int cflags = REG_EXTENDED;
u_int px, py, i, b, nfound = 0, width;
u_int ssize = 1;
u_int ssize = 1, start, end;
char *sbuf;
regex_t reg;
time_t tstart, t;
uint64_t stop = 0, tstart, t;
if (ssp == NULL) {
width = screen_write_strlen("%s", data->searchstr);
@ -2877,10 +2888,6 @@ window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp,
cis = window_copy_is_lowercase(data->searchstr);
free(data->searchmark);
data->searchmark = xcalloc(gd->hsize + gd->sy, gd->sx);
data->searchgen = 1;
if (regex) {
sbuf = xmalloc(ssize);
sbuf[0] = '\0';
@ -2893,13 +2900,18 @@ window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp,
return (0);
}
}
time(&tstart);
for (py = gd->hsize - data->oy; py > 0; py--) {
gl = grid_peek_line(gd, py - 1);
if (~gl->flags & GRID_LINE_WRAPPED)
break;
}
for (; py < gd->hsize - data->oy + gd->sy; py++) {
tstart = window_copy_get_time();
start = 0;
end = gd->hsize + gd->sy;
stop = window_copy_get_time() + WINDOW_COPY_SEARCH_ALL_TIMEOUT;
again:
free(data->searchmark);
data->searchmark = xcalloc(gd->hsize + gd->sy, gd->sx);
data->searchgen = 1;
for (py = start; py < end; py++) {
px = 0;
for (;;) {
if (regex) {
@ -2930,29 +2942,60 @@ window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp,
px++;
}
time(&t);
t = window_copy_get_time();
if (t - tstart > WINDOW_COPY_SEARCH_TIMEOUT) {
data->timeout = 1;
break;
}
if (stop != 0 && t > stop) {
stopped = 1;
break;
}
}
if (data->timeout) {
window_copy_clear_marks(wme);
goto out;
}
if (stopped && stop != 0) {
/* Try again but just the visible context. */
for (start = gd->hsize - data->oy; start > 0; start--) {
gl = grid_peek_line(gd, start - 1);
if (~gl->flags & GRID_LINE_WRAPPED)
break;
}
end = gd->hsize - data->oy + gd->sy;
stop = 0;
goto again;
}
if (stopped) {
data->searchthis = -1;
if (nfound > 1000)
data->searchcount = 1000;
else if (nfound > 100)
data->searchcount = 100;
else if (nfound > 10)
data->searchcount = 10;
else
data->searchcount = -1;
data->searchmore = 1;
} else {
if (which != -1)
data->searchthis = 1 + nfound - which;
else
data->searchthis = -1;
data->searchcount = nfound;
data->searchmore = 0;
}
out:
if (ssp == &ss)
screen_free(&ss);
if (regex) {
free(sbuf);
regfree(&reg);
}
if (data->timeout) {
window_copy_clear_marks(wme);
return (1);
}
if (which != -1)
data->searchthis = 1 + nfound - which;
else
data->searchthis = -1;
data->searchcount = nfound;
if (ssp == &ss)
screen_free(&ss);
return (1);
}
@ -3136,13 +3179,16 @@ window_copy_write_line(struct window_mode_entry *wme,
"[%u/%u]", data->oy, hsize);
}
} else {
if (data->searchthis == -1) {
if (data->searchcount == -1) {
size = xsnprintf(hdr, sizeof hdr,
"(%u results) [%d/%u]", data->searchcount,
data->oy, hsize);
"[%u/%u]", data->oy, hsize);
} else if (data->searchthis == -1) {
size = xsnprintf(hdr, sizeof hdr,
"(%d%s results) [%u/%u]", data->searchcount,
data->searchmore ? "+" : "", data->oy, hsize);
} else {
size = xsnprintf(hdr, sizeof hdr,
"(%u/%u results) [%d/%u]", data->searchthis,
"(%d/%d results) [%u/%u]", data->searchthis,
data->searchcount, data->oy, hsize);
}
}