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tidying
[exim.git]
/
src
/
src
/
search.c
diff --git
a/src/src/search.c
b/src/src/search.c
index ebdf8a165cf800747aa2389f6d5dae9c29e75f1c..92b95a90beee3308b448f82697692c61579a2fdd 100644
(file)
--- a/
src/src/search.c
+++ b/
src/src/search.c
@@
-350,12
+350,12
@@
type plus '0' concatenated with the file name. There may be entries in the tree
with closed files if a lot of files have been opened. */
sprintf(CS keybuffer, "%c%.254s", search_type + '0',
with closed files if a lot of files have been opened. */
sprintf(CS keybuffer, "%c%.254s", search_type + '0',
-
(filename == NULL)? US"" : filename
);
+
filename ? filename : US""
);
-if ((t = tree_search(search_tree, keybuffer))
!= NULL
)
+if ((t = tree_search(search_tree, keybuffer)))
{
c = (search_cache *)(t->data.ptr);
{
c = (search_cache *)(t->data.ptr);
- if (c->handle
!= NULL
)
+ if (c->handle)
{
DEBUG(D_lookup) debug_printf_indent(" cached open\n");
store_pool = old_pool;
{
DEBUG(D_lookup) debug_printf_indent(" cached open\n");
store_pool = old_pool;
@@
-372,7
+372,7
@@
recently used one. */
if (lk->type == lookup_absfile && open_filecount >= lookup_open_max)
{
if (lk->type == lookup_absfile && open_filecount >= lookup_open_max)
{
- if (
open_bot == NULL
)
+ if (
!open_bot
)
log_write(0, LOG_MAIN|LOG_PANIC, "too many lookups open, but can't find "
"one to close");
else
log_write(0, LOG_MAIN|LOG_PANIC, "too many lookups open, but can't find "
"one to close");
else
@@
-380,8
+380,7
@@
if (lk->type == lookup_absfile && open_filecount >= lookup_open_max)
search_cache *c = (search_cache *)(open_bot->data.ptr);
DEBUG(D_lookup) debug_printf_indent("Too many lookup files open\n closing %s\n",
open_bot->name);
search_cache *c = (search_cache *)(open_bot->data.ptr);
DEBUG(D_lookup) debug_printf_indent("Too many lookup files open\n closing %s\n",
open_bot->name);
- open_bot = c->up;
- if (open_bot != NULL)
+ if ((open_bot = c->up))
((search_cache *)(open_bot->data.ptr))->down = NULL;
else
open_top = NULL;
((search_cache *)(open_bot->data.ptr))->down = NULL;
else
open_top = NULL;
@@
-394,16
+393,15
@@
if (lk->type == lookup_absfile && open_filecount >= lookup_open_max)
/* If opening is successful, call the file-checking function if there is one,
and if all is still well, enter the open database into the tree. */
/* If opening is successful, call the file-checking function if there is one,
and if all is still well, enter the open database into the tree. */
-handle = (lk->open)(filename, &search_error_message);
-if (handle == NULL)
+if (!(handle = (lk->open)(filename, &search_error_message)))
{
store_pool = old_pool;
return NULL;
}
{
store_pool = old_pool;
return NULL;
}
-if (
lk->check != NULL &&
- !lk->check(handle, filename, modemask, owners, owngroups,
- &search_error_message))
+if (
lk->check
+
&&
!lk->check(handle, filename, modemask, owners, owngroups,
+
&search_error_message))
{
lk->close(handle);
store_pool = old_pool;
{
lk->close(handle);
store_pool = old_pool;
@@
-418,7
+416,7
@@
if (lk->type == lookup_absfile) open_filecount++;
insert a new entry. On re-use, leave any cached lookup data and the lookup
count alone. */
insert a new entry. On re-use, leave any cached lookup data and the lookup
count alone. */
-if (
t == NULL
)
+if (
!t
)
{
t = store_get(sizeof(tree_node) + Ustrlen(keybuffer));
t->data.ptr = c = store_get(sizeof(search_cache));
{
t = store_get(sizeof(tree_node) + Ustrlen(keybuffer));
t->data.ptr = c = store_get(sizeof(search_cache));
@@
-623,8
+621,8
@@
DEBUG(D_lookup)
/* Arrange to put this database at the top of the LRU chain if it is a type
that opens real files. */
/* Arrange to put this database at the top of the LRU chain if it is a type
that opens real files. */
-if (
open_top != (tree_node *)handle &&
- lookup_list[t->name[0]-'0']->type == lookup_absfile)
+if (
open_top != (tree_node *)handle
+
&&
lookup_list[t->name[0]-'0']->type == lookup_absfile)
{
search_cache *c = (search_cache *)(t->data.ptr);
tree_node *up = c->up;
{
search_cache *c = (search_cache *)(t->data.ptr);
tree_node *up = c->up;
@@
-634,20
+632,21
@@
if (open_top != (tree_node *)handle &&
Otherwise there will be a non-NULL up pointer, since we checked above that
this block isn't already at the top of the list. */
Otherwise there will be a non-NULL up pointer, since we checked above that
this block isn't already at the top of the list. */
- if (up
!= NULL
)
+ if (up)
{
((search_cache *)(up->data.ptr))->down = down;
{
((search_cache *)(up->data.ptr))->down = down;
- if (down
!= NULL
)
+ if (down)
((search_cache *)(down->data.ptr))->up = up;
((search_cache *)(down->data.ptr))->up = up;
- else open_bot = up;
+ else
+ open_bot = up;
}
/* Now put it at the head of the list. */
c->up = NULL;
c->down = open_top;
}
/* Now put it at the head of the list. */
c->up = NULL;
c->down = open_top;
- if (
open_top == NULL) open_bot = t; else
-
((search_cache *)(open_top->data.ptr))->up = t;
+ if (
!open_top) open_bot = t;
+
else
((search_cache *)(open_top->data.ptr))->up = t;
open_top = t;
}
open_top = t;
}
@@
-668,7
+667,8
@@
entry but could have been partial, flag to set up variables. */
yield = internal_search_find(handle, filename, keystring);
if (f.search_find_defer) return NULL;
yield = internal_search_find(handle, filename, keystring);
if (f.search_find_defer) return NULL;
-if (yield != NULL) { if (partial >= 0) set_null_wild = TRUE; }
+
+if (yield) { if (partial >= 0) set_null_wild = TRUE; }
/* Not matched a complete entry; handle partial lookups, but only if the full
search didn't defer. Don't use string_sprintf() to construct the initial key,
/* Not matched a complete entry; handle partial lookups, but only if the full
search didn't defer. Don't use string_sprintf() to construct the initial key,
@@
-729,12
+729,12
@@
else if (partial >= 0)
DEBUG(D_lookup) debug_printf_indent("trying partial match %s\n", keystring3);
yield = internal_search_find(handle, filename, keystring3);
if (f.search_find_defer) return NULL;
DEBUG(D_lookup) debug_printf_indent("trying partial match %s\n", keystring3);
yield = internal_search_find(handle, filename, keystring3);
if (f.search_find_defer) return NULL;
- if (yield
!= NULL
)
+ if (yield)
{
/* First variable is the wild part; second is the fixed part. Take care
to get it right when keystring3 is just "*". */
{
/* First variable is the wild part; second is the fixed part. Take care
to get it right when keystring3 is just "*". */
- if (expand_setup
!= NULL
&& *expand_setup >= 0)
+ if (expand_setup && *expand_setup >= 0)
{
int fixedlength = Ustrlen(keystring3) - affixlen;
int wildlength = Ustrlen(keystring) - fixedlength - 1;
{
int fixedlength = Ustrlen(keystring3) - affixlen;
int wildlength = Ustrlen(keystring) - fixedlength - 1;
@@
-758,7
+758,7
@@
else if (partial >= 0)
replacing everything to the left of @ by *. After a match, the wild part
is set to the string to the left of the @. */
replacing everything to the left of @ by *. After a match, the wild part
is set to the string to the left of the @. */
-if (
yield == NULL && (starflags & SEARCH_STARAT) != 0
)
+if (
!yield && starflags & SEARCH_STARAT
)
{
uschar *atat = Ustrrchr(keystring, '@');
if (atat != NULL && atat > keystring)
{
uschar *atat = Ustrrchr(keystring, '@');
if (atat != NULL && atat > keystring)
@@
-772,7
+772,7
@@
if (yield == NULL && (starflags & SEARCH_STARAT) != 0)
*atat = savechar;
if (f.search_find_defer) return NULL;
*atat = savechar;
if (f.search_find_defer) return NULL;
- if (yield
!= NULL && expand_setup != NULL
&& *expand_setup >= 0)
+ if (yield
&& expand_setup
&& *expand_setup >= 0)
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;
@@
-788,11
+788,11
@@
if (yield == NULL && (starflags & SEARCH_STARAT) != 0)
try that. If we do match, the first variable (the wild part) is the whole key,
and the second is empty. */
try that. If we do match, the first variable (the wild part) is the whole key,
and the second is empty. */
-if (
yield == NULL && (starflags & (SEARCH_STAR|SEARCH_STARAT)) != 0
)
+if (
!yield && starflags & (SEARCH_STAR|SEARCH_STARAT)
)
{
DEBUG(D_lookup) debug_printf_indent("trying to match *\n");
yield = internal_search_find(handle, filename, US"*");
{
DEBUG(D_lookup) debug_printf_indent("trying to match *\n");
yield = internal_search_find(handle, filename, US"*");
- if (yield
!= NULL && expand_setup != NULL
&& *expand_setup >= 0)
+ if (yield
&& expand_setup
&& *expand_setup >= 0)
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;
@@
-810,7
+810,7
@@
chopping off any of the domain components, set up the expansion variables
fixed part of the domain. The set_null_wild flag is set only when yield is not
NULL. */
fixed part of the domain. The set_null_wild flag is set only when yield is not
NULL. */
-if (set_null_wild && expand_setup
!= NULL
&& *expand_setup >= 0)
+if (set_null_wild && expand_setup && *expand_setup >= 0)
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;
{
*expand_setup += 1;
expand_nstring[*expand_setup] = keystring;