Bug Summary

File:gtx/input.c
Location:line 96, column 2
Description:Value stored to 'code' is never read

Annotated Source Code

1/*
2 * Copyright 2000, International Business Machines Corporation and others.
3 * All Rights Reserved.
4 *
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
8 */
9
10#include <afsconfig.h>
11#include <afs/param.h>
12
13#include <roken.h>
14
15#include <lwp.h>
16
17#include "gtxobjects.h"
18#include "gtxwindows.h"
19#include "gtxcurseswin.h"
20#include "gtxinput.h"
21#include "gtxkeymap.h"
22#include "gtxframe.h"
23#include <afs/stds.h>
24
25
26/* process input */
27void *
28gtx_InputServer(void *param)
29{
30 struct gwin *awin = (struct gwin *) param;
31
32 int tc;
33 int code;
34 struct gtx_frame *tframe;
35
36 WOP_DISPLAY(awin)(awin)->w_op->gw_display(awin); /* start off with a clean display */
37 while (1) {
38 /* get a character from the generic window */
39 tframe = awin->w_frame;
40 code = WOP_WAIT(awin)(awin)->w_op->gw_wait(awin);
41 if (code) {
42 printf("***WAIT FAILURE %d****\n", code);
43 exit(1);
44 }
45 tc = WOP_GETCHAR(awin)(awin)->w_op->gw_getchar(awin);
46 tframe->flags &= ~GTXFRAME_NEWDISPLAY1; /* OK to clear now */
47 if (tc < 0)
48 break; /* EOF or some such */
49 /* otherwise, process the character and go get a new one */
50 gtxframe_ClearMessageLine(tframe);
51 tframe->flags &= ~(GTXFRAME_RECURSIVEEND2 | GTXFRAME_RECURSIVEERR4);
52 keymap_ProcessKey(tframe->keystate, tc, awin);
53 tframe = awin->w_frame; /* in case command changed it */
54 if (tframe->flags & GTXFRAME_RECURSIVEEND2) {
55 tframe->flags &= ~GTXFRAME_RECURSIVEEND2;
56 return 0;
57 }
58 tframe->flags &= ~GTXFRAME_RECURSIVEEND2;
59 WOP_DISPLAY(awin)(awin)->w_op->gw_display(awin); /* eventually calls gtxframe_Display */
60 }
61 return 0;
62}
63
64struct gwin *
65gtx_Init(int astartInput,
66 int atype) /* type of window to create */
67{
68 PROCESS junk;
69 struct onode_initparams oi_params; /* object init params */
70 struct gwin_initparams wi_params; /* window initialization params */
71 struct gwin *twin;
72 int code;
73
74 /* setup the main window structure */
75 wi_params.i_type = GATOR_WIN_CURSES2;
76 wi_params.i_x = 0;
77 wi_params.i_y = 0;
78 wi_params.i_width = 80;
79 wi_params.i_height = 200;
80 wi_params.i_debug = 0; /* or 1 if we want debugging done */
81
82 /*
83 * Set up the basic onode initialization parameters, throwing in
84 * the graphics-specific stuff.
85 */
86 oi_params.i_debug = 0; /* or 1 if we want debugging */
87 oi_params.i_gwparams = &wi_params;
88
89 code = gator_objects_init(&oi_params);
90 if (code)
91 return NULL((void *)0);
92
93 /* if we start input thread */
94 IOMGR_Initialize(); /* input thread uses it */
95 if (astartInput)
96 code =
Value stored to 'code' is never read
97 LWP_CreateProcess(gtx_InputServer, 8192, LWP_NORMAL_PRIORITY(4 -2),
98 (void *)0, "gx-listener", &junk);
99 /* all done */
100 twin = &gator_basegwin;
101 return twin;
102}