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tweaks: rename two variables, and elide a third

master
Benno Schulenberg 2016-06-01 17:58:16 +02:00
parent 05e2a6d259
commit e198c85053
1 changed files with 11 additions and 14 deletions
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25
src/search.c
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@ -1206,7 +1206,7 @@ filestruct *find_history(const filestruct *h_start, const filestruct
* list. */
void update_history(filestruct **h, const char *s)
{
filestruct **hage = NULL, **hbot = NULL, *p;
filestruct **hage = NULL, **hbot = NULL, *thesame;
assert(h != NULL && s != NULL);
@ -1220,22 +1220,19 @@ void update_history(filestruct **h, const char *s)
assert(hage != NULL && hbot != NULL);
/* If this string is already in the history, delete it. */
p = find_history(*hbot, *hage, s, strlen(s));
/* See if this string is already in the history. */
thesame = find_history(*hbot, *hage, s, strlen(s));
if (p != NULL) {
filestruct *foo, *bar;
/* If an identical string was found, delete that item. */
if (thesame != NULL) {
filestruct *after = thesame->next;
/* If the string is at the beginning, move the beginning down to
* the next string. */
if (p == *hage)
*hage = (*hage)->next;
/* If the string is at the head of the list, move the head. */
if (thesame == *hage)
*hage = after;
/* Delete the string. */
foo = p;
bar = p->next;
unlink_node(foo);
renumber(bar);
unlink_node(thesame);
renumber(after);
}
/* If the history is full, delete the beginning entry to make room