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browser: rearrange the search loop to elide two unneeded variables 

Simply move to the next filename first before starting to match.
master
Benno Schulenberg 2016-04-29 17:20:59 +02:00
parent 02153402ec
commit 3ea8f42c7f
1 changed files with 18 additions and 30 deletions
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48
src/browser.c
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@ -735,10 +735,8 @@ void findnextfile(const char *needle)
{
size_t looking_at = selected;
/* The location in the file list of the filename we're looking at. */
bool came_full_circle = FALSE;
/* Have we reached the starting file again? */
const char *thename = tail(filelist[looking_at]);
/* The filename we display, minus the path. */
const char *thename;
/* The plain filename, without the path. */
unsigned stash[sizeof(flags) / sizeof(flags[0])];
/* A storage place for the current flag settings. */
@ -753,28 +751,7 @@ void findnextfile(const char *needle)
/* Step through each filename in the list until a match is found or
* we've come back to the point where we started. */
while (TRUE) {
const char *found = strstrwrapper(thename, needle, thename);
/* If we've found a match and it's not the same filename where
* we started, then we're done. */
if (found != NULL && looking_at != selected)
break;
/* If we've found a match and we're back at the beginning, then
* it's the only occurrence. */
if (found != NULL && came_full_circle) {
statusbar(_("This is the only occurrence"));
break;
}
if (came_full_circle) {
/* We're back at the beginning and didn't find anything. */
not_found_msg(needle);
break;
}
/* Move to the next filename in the list. If we've reached the
* end of the list, wrap around. */
/* Move to the next filename in the list, or back to the first. */
if (looking_at < filelist_len - 1)
looking_at++;
else {
@ -782,11 +759,22 @@ void findnextfile(const char *needle)
statusbar(_("Search Wrapped"));
}
if (looking_at == selected)
/* We've reached the original starting file. */
came_full_circle = TRUE;
/* Get the bare filename, without the path. */
thename = tail(filelist[looking_at]);
/* If the needle matches, we're done. And if we're back at the file
* where we started, it is the only occurrence. */
if (strstrwrapper(thename, needle, thename)) {
if (looking_at == selected)
statusbar(_("This is the only occurrence"));
break;
}
/* If we're back at the beginning and didn't find any match... */
if (looking_at == selected) {
not_found_msg(needle);
break;
}
}
/* Restore the settings of all flags. */