opt: Initialize all Client Pointers to NULL

This commit is contained in:
DreamMaoMao 2025-10-06 14:11:36 +08:00
parent a765641f4c
commit 1eb5904aa6
8 changed files with 51 additions and 52 deletions

View file

@ -2858,7 +2858,7 @@ void reapply_monitor_rules(void) {
}
void reapply_border(void) {
Client *c;
Client *c = NULL;
// reset border width when config change
wl_list_for_each(c, &clients, link) {

View file

@ -75,7 +75,7 @@ void exchange_client(const Arg *arg) {
void exchange_stack_client(const Arg *arg) {
Client *c = selmon->sel;
Client *tc;
Client *tc = NULL;
if (!c || c->isfloating || c->isfullscreen || c->ismaxmizescreen)
return;
if (arg->i == NEXT) {
@ -88,7 +88,7 @@ void exchange_stack_client(const Arg *arg) {
}
void focusdir(const Arg *arg) {
Client *c;
Client *c = NULL;
c = direction_select(arg);
if (c) {
focusclient(c, 1);
@ -149,7 +149,7 @@ void toggle_trackpad_enable(const Arg *arg) {
}
void focusmon(const Arg *arg) {
Client *c, *old_selmon_sel;
Client *c = NULL, *old_selmon_sel = NULL;
Monitor *m = NULL;
if (arg->i != UNDIR) {
@ -295,7 +295,7 @@ setmfact(const Arg *arg) {
}
void killclient(const Arg *arg) {
Client *c;
Client *c = NULL;
c = selmon->sel;
if (c) {
pending_kill_client(c);
@ -333,7 +333,7 @@ moveresize(const Arg *arg) {
}
void movewin(const Arg *arg) {
Client *c;
Client *c = NULL;
c = selmon->sel;
if (!c || c->isfullscreen)
return;
@ -375,7 +375,7 @@ quit(const Arg *arg) {
}
void resizewin(const Arg *arg) {
Client *c;
Client *c = NULL;
c = selmon->sel;
if (!c || c->isfullscreen)
return;
@ -412,7 +412,7 @@ void resizewin(const Arg *arg) {
}
void restore_minimized(const Arg *arg) {
Client *c;
Client *c = NULL;
if (selmon && selmon->isoverview)
return;
@ -469,7 +469,7 @@ void set_proportion(const Arg *arg) {
}
void smartmovewin(const Arg *arg) {
Client *c, *tc;
Client *c = NULL, *tc = NULL;
int nx, ny;
int buttom, top, left, right, tar;
c = selmon->sel;
@ -569,7 +569,7 @@ void smartmovewin(const Arg *arg) {
}
void smartresizewin(const Arg *arg) {
Client *c, *tc;
Client *c = NULL, *tc = NULL;
int nw, nh;
int buttom, top, left, right, tar;
c = selmon->sel;
@ -638,7 +638,7 @@ void smartresizewin(const Arg *arg) {
}
void centerwin(const Arg *arg) {
Client *c;
Client *c = NULL;
c = selmon->sel;
if (!c || c->isfullscreen)
@ -718,7 +718,7 @@ void spawn(const Arg *arg) {
void spawn_on_empty(const Arg *arg) {
bool is_empty = true;
Client *c;
Client *c = NULL;
wl_list_for_each(c, &clients, link) {
if (arg->ui & c->tags && c->mon == selmon) {
@ -997,8 +997,8 @@ void tagmon(const Arg *arg) {
}
void tagsilent(const Arg *arg) {
Client *fc;
Client *target_client;
Client *fc = NULL;
Client *target_client = NULL;
if (!selmon || !selmon->sel)
return;
@ -1053,7 +1053,7 @@ void toggle_render_border(const Arg *arg) {
arrange(selmon, false);
}
void toggle_scratchpad(const Arg *arg) {
Client *c;
Client *c = NULL;
bool hit = false;
Client *tmp = NULL;
@ -1312,7 +1312,7 @@ void comboview(const Arg *arg) {
}
void zoom(const Arg *arg) {
Client *c, *sel = focustop(selmon);
Client *c = NULL, *sel = focustop(selmon);
if (!sel || !selmon ||
!selmon->pertag->ltidxs[selmon->pertag->curtag]->arrange ||

View file

@ -109,7 +109,7 @@ void dwl_ipc_output_printstatus(Monitor *monitor) {
void dwl_ipc_output_printstatus_to(DwlIpcOutput *ipc_output) {
Monitor *monitor = ipc_output->mon;
Client *c, *focused;
Client *c = NULL, *focused = NULL;
struct wlr_keyboard *keyboard;
xkb_layout_index_t current;
int tagmask, state, numclients, focused_client, tag;
@ -208,7 +208,7 @@ void dwl_ipc_output_set_client_tags(struct wl_client *client,
unsigned int xor_tags) {
DwlIpcOutput *ipc_output;
Monitor *monitor;
Client *selected_client;
Client *selected_client = NULL;
unsigned int newtags = 0;
ipc_output = wl_resource_get_user_data(resource);

View file

@ -18,7 +18,7 @@ bool check_hit_no_border(Client *c) {
return hit_no_border;
}
Client *termforwin(Client *w) {
Client *c;
Client *c = NULL;
if (!w->pid || w->isterm || w->noswallow)
return NULL;
@ -143,7 +143,7 @@ Client *center_tiled_select(Monitor *m) {
}
Client *find_client_by_direction(Client *tc, const Arg *arg, bool findfloating,
bool align) {
Client *c;
Client *c = NULL;
Client **tempClients = NULL; // 初始化为 NULL
int last = -1;
@ -324,9 +324,8 @@ Client *direction_select(const Arg *arg) {
/* We probably should change the name of this, it sounds like
* will focus the topmost client of this mon, when actually will
* only return that client */
Client * // 0.5
focustop(Monitor *m) {
Client *c;
Client *focustop(Monitor *m) {
Client *c = NULL;
wl_list_for_each(c, &fstack, flink) {
if (c->iskilling || c->isunglobal)
continue;

View file

@ -28,7 +28,7 @@ bool is_scroller_layout(Monitor *m) {
}
unsigned int get_tag_status(unsigned int tag, Monitor *m) {
Client *c;
Client *c = NULL;
unsigned int status = 0;
wl_list_for_each(c, &clients, link) {
if (c->mon == m && c->tags & 1 << (tag - 1) & TAGMASK) {

View file

@ -1,6 +1,6 @@
void fibonacci(Monitor *mon, int s) {
unsigned int i = 0, n = 0, nx, ny, nw, nh;
Client *c;
Client *c = NULL;
unsigned int cur_gappih = enablegaps ? mon->gappih : 0;
unsigned int cur_gappiv = enablegaps ? mon->gappiv : 0;
unsigned int cur_gappoh = enablegaps ? mon->gappoh : 0;
@ -88,7 +88,7 @@ void fibonacci(Monitor *mon, int s) {
unsigned int right_gap = 0;
unsigned int bottom_gap = 0;
Client *nc;
Client *nc = NULL;
wl_list_for_each(nc, &clients, link) {
if (!VISIBLEON(nc, mon) || !ISTILED(nc))
@ -129,7 +129,7 @@ void grid(Monitor *m) {
unsigned int cx, cy, cw, ch;
unsigned int dx;
unsigned int cols, rows, overcols;
Client *c;
Client *c = NULL;
n = 0;
n = m->isoverview ? m->visible_clients : m->visible_tiling_clients;
@ -246,7 +246,7 @@ void grid(Monitor *m) {
void deck(Monitor *m) {
unsigned int mw, my;
int i, n = 0;
Client *c;
Client *c = NULL;
unsigned int cur_gappih = enablegaps ? m->gappih : 0;
unsigned int cur_gappoh = enablegaps ? m->gappoh : 0;
unsigned int cur_gappov = enablegaps ? m->gappov : 0;
@ -304,7 +304,7 @@ void deck(Monitor *m) {
void scroller(Monitor *m) {
unsigned int i, n, j;
Client *c, *root_client = NULL;
Client *c = NULL, *root_client = NULL;
Client **tempClients = NULL; // 初始化为 NULL
struct wlr_box target_geom;
int focus_client_index = 0;
@ -434,7 +434,7 @@ void scroller(Monitor *m) {
void center_tile(Monitor *m) {
unsigned int i, n = 0, h, mw, mx, my, oty, ety, tw;
Client *c;
Client *c = NULL;
n = m->visible_tiling_clients;
if (n == 0)
@ -575,7 +575,7 @@ void center_tile(Monitor *m) {
void tile(Monitor *m) {
unsigned int i, n = 0, h, r, ie = enablegaps, mw, my, ty;
Client *c;
Client *c = NULL;
n = m->visible_tiling_clients;
@ -631,7 +631,7 @@ void tile(Monitor *m) {
void // 17
monocle(Monitor *m) {
Client *c;
Client *c = NULL;
struct wlr_box geom;
wl_list_for_each(c, &clients, link) {

View file

@ -1,6 +1,6 @@
void vertical_fibonacci(Monitor *mon, int s) {
unsigned int i = 0, n = 0, nx, ny, nw, nh;
Client *c;
Client *c = NULL;
unsigned int cur_gappih = enablegaps ? mon->gappih : 0;
unsigned int cur_gappiv = enablegaps ? mon->gappiv : 0;
unsigned int cur_gappoh = enablegaps ? mon->gappoh : 0;
@ -88,7 +88,7 @@ void vertical_fibonacci(Monitor *mon, int s) {
unsigned int right_gap = 0;
unsigned int bottom_gap = 0;
Client *nc;
Client *nc = NULL;
wl_list_for_each(nc, &clients, link) {
if (!VISIBLEON(nc, mon) || !ISTILED(nc))
@ -128,7 +128,7 @@ void vertical_grid(Monitor *m) {
unsigned int cx, cy, cw, ch;
unsigned int dy;
unsigned int rows, cols, overrows;
Client *c;
Client *c = NULL;
n = m->isoverview ? m->visible_clients : m->visible_tiling_clients;
@ -242,7 +242,7 @@ void vertical_grid(Monitor *m) {
void vertical_deck(Monitor *m) {
unsigned int mh, mx;
int i, n = 0;
Client *c;
Client *c = NULL;
unsigned int cur_gappiv = enablegaps ? m->gappiv : 0;
unsigned int cur_gappoh = enablegaps ? m->gappoh : 0;
unsigned int cur_gappov = enablegaps ? m->gappov : 0;
@ -294,7 +294,7 @@ void vertical_deck(Monitor *m) {
void vertical_scroller(Monitor *m) {
unsigned int i, n, j;
Client *c, *root_client = NULL;
Client *c = NULL, *root_client = NULL;
Client **tempClients = NULL;
struct wlr_box target_geom;
int focus_client_index = 0;
@ -421,7 +421,7 @@ void vertical_scroller(Monitor *m) {
void vertical_tile(Monitor *m) {
unsigned int i, n = 0, w, r, ie = enablegaps, mh, mx, tx;
Client *c;
Client *c = NULL;
n = m->visible_tiling_clients;

View file

@ -1227,7 +1227,7 @@ void applyrules(Client *c) {
unsigned int i, newtags = 0;
const ConfigWinRule *r;
Monitor *mon = selmon, *m;
Client *fc;
Client *fc = NULL;
bool hit_rule_pos = false;
c->isfloating = client_is_float_type(c);
@ -1360,7 +1360,7 @@ void applyrules(Client *c) {
void // 17
arrange(Monitor *m, bool want_animation) {
Client *c;
Client *c = NULL;
if (!m)
return;
@ -1446,7 +1446,7 @@ void apply_window_snap(Client *c) {
cw = c->geom.width - 2 * cbw;
ch = c->geom.height - 2 * cbw;
Client *tc;
Client *tc = NULL;
if (!c || !c->mon || !client_surface(c)->mapped || c->iskilling)
return;
@ -1817,10 +1817,10 @@ buttonpress(struct wl_listener *listener, void *data) {
struct wlr_pointer_button_event *event = data;
struct wlr_keyboard *hard_keyboard, *keyboard;
unsigned int hard_mods, mods;
Client *c;
LayerSurface *l;
Client *c = NULL;
LayerSurface *l = NULL;
struct wlr_surface *surface;
Client *tmpc;
Client *tmpc = NULL;
int ji;
const MouseBinding *m;
struct wlr_surface *old_pointer_focus_surface =
@ -2075,7 +2075,7 @@ void cleanupmon(struct wl_listener *listener, void *data) {
void closemon(Monitor *m) {
/* update selmon if needed and
* move closed monitor's clients to the focused one */
Client *c;
Client *c = NULL;
int i = 0, nmons = wl_list_length(&mons);
if (!nmons) {
selmon = NULL;
@ -3537,7 +3537,7 @@ void // old fix to 0.5
mapnotify(struct wl_listener *listener, void *data) {
/* Called when the surface is mapped, or ready to display on-screen. */
Client *p = NULL;
Client *at_client;
Client *at_client = NULL;
Client *c = wl_container_of(listener, c, map);
/* Create scene tree for this client and its border */
c->scene = client_surface(c)->data = wlr_scene_tree_create(layers[LyrTile]);
@ -4071,7 +4071,7 @@ void client_set_opacity(Client *c, double opacity) {
void rendermon(struct wl_listener *listener, void *data) {
Monitor *m = wl_container_of(listener, m, frame);
Client *c, *tmp;
Client *c = NULL, *tmp = NULL;
struct wlr_output_state pending = {0};
LayerSurface *l, *tmpl;
int i;
@ -4321,7 +4321,7 @@ void setcursor(struct wl_listener *listener, void *data) {
void // 0.5
setfloating(Client *c, int floating) {
Client *fc;
Client *fc = NULL;
int hit;
struct wlr_box target_box, backup_box;
c->isfloating = floating;
@ -4988,7 +4988,7 @@ void startdrag(struct wl_listener *listener, void *data) {
}
void tag_client(const Arg *arg, Client *target_client) {
Client *fc;
Client *fc = NULL;
if (target_client && arg->ui & TAGMASK) {
target_client->tags = arg->ui & TAGMASK;
@ -5109,7 +5109,7 @@ int hidecursor(void *data) {
// 显示所有tag 或 跳转到聚焦窗口的tag
void toggleoverview(const Arg *arg) {
Client *c;
Client *c = NULL;
if (selmon->isoverview && ov_tab_mode && arg->i != -1 && selmon->sel) {
focusstack(&(Arg){.i = 1});
@ -5287,7 +5287,7 @@ void updatemons(struct wl_listener *listener, void *data) {
*/
struct wlr_output_configuration_v1 *config =
wlr_output_configuration_v1_create();
Client *c;
Client *c = NULL;
struct wlr_output_configuration_head_v1 *config_head;
Monitor *m;
int mon_pos_offsetx, mon_pos_offsety, oldx, oldy;
@ -5633,7 +5633,7 @@ void configurex11(struct wl_listener *listener, void *data) {
void createnotifyx11(struct wl_listener *listener, void *data) {
struct wlr_xwayland_surface *xsurface = data;
Client *c;
Client *c = NULL;
/* Allocate a Client for this surface */
c = xsurface->data = ecalloc(1, sizeof(*c));