Tha_14/toxic
1
0
Fork 0
mirror of https://github.com/Tha14/toxic.git synced 2025-07-01 13:36:46 +02:00
Code Issues Projects Releases Wiki Activity

simplify code a bit

Browse Source
This commit is contained in:
Jfreegman
2013-12-11 03:29:31 -05:00
parent 83a81f6db6
commit 629041d465
6 changed files with 24 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/toxic_strings.c
View File

@ -89,45 +89,41 @@ void reset_buf(wchar_t *buf, size_t *pos, size_t *len)
*len = 0;
}
/* adds a line to the ln_history buffer at hst_pos and sets hst_pos to end of history.
Assumes entries are of size MAX_STR_SIZE */
void add_line_to_hist(const wchar_t *buf, size_t len, void *ln_history, int *hst_tot, int *hst_pos)
/* adds a line to the ln_history buffer at hst_pos and sets hst_pos to end of history. */
void add_line_to_hist(const wchar_t *buf, size_t len, wchar_t (*hst)[MAX_STR_SIZE], int *hst_tot,
int *hst_pos)
{
if (len > MAX_STR_SIZE)
return;
wchar_t *hst = (wchar_t *) ln_history;
/* If history is full make room for newest entry and don't increment hst_tot */
if (*hst_tot == MAX_LINE_HIST) {
int i;
for (i = 0; i < MAX_LINE_HIST - 1; ++i)
wmemcpy(&hst[MAX_STR_SIZE * i], &hst[MAX_STR_SIZE * (i + 1)], MAX_STR_SIZE);
wmemcpy(hst[i], hst[i+1], MAX_STR_SIZE);
} else {
++(*hst_tot);
}
*hst_pos = *hst_tot;
wmemcpy(&hst[(*hst_tot - 1) * MAX_STR_SIZE], buf, len + 1);
wmemcpy(hst[*hst_tot-1], buf, len + 1);
}
/* copies history item at hst_pos to buf. Sets pos and len to the len of the history item.
hst_pos is decremented or incremented depending on key_dir.
Assumes history entries are of size MAX_STR_SIZE */
void fetch_hist_item(wchar_t *buf, size_t *pos, size_t *len, const void *ln_history, int *hst_tot,
int *hst_pos, int key_dir)
hst_pos is decremented or incremented depending on key_dir. */
void fetch_hist_item(wchar_t *buf, size_t *pos, size_t *len, wchar_t (*hst)[MAX_STR_SIZE],
int hst_tot, int *hst_pos, int key_dir)
{
if (key_dir == LN_HIST_MV_UP) {
if (--(*hst_pos) < 0)
++(*hst_pos);
} else {
if (++(*hst_pos) == *hst_tot)
if (++(*hst_pos) == hst_tot)
--(*hst_pos);
}
wchar_t *hst = (wchar_t *) ln_history;
const wchar_t *hst_line = &hst[*hst_pos * MAX_STR_SIZE];
const wchar_t *hst_line = hst[*hst_pos];
size_t h_len = wcslen(hst_line);
wmemcpy(buf, hst_line, h_len + 1);