1 /*
2  * Copyright (C) 2009 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 /*
18  * The "AVD Manager" is for Windows only.
19  * This simple .exe will sit at the root of the Windows SDK
20  * and currently simply executes tools\android.bat.
21  *
22  * TODO: replace by a jar-exe wrapper.
23  */
24 
25 #ifdef _WIN32
26 
27 #include <stdio.h>
28 #include <stdarg.h>
29 #include <string.h>
30 #include <windows.h>
31 
32 
33 int _enable_dprintf = 0;
34 
dprintf(char * msg,...)35 void dprintf(char *msg, ...) {
36     va_list ap;
37     va_start(ap, msg);
38 
39     if (_enable_dprintf) {
40         vfprintf(stderr, msg, ap);
41     }
42 
43     va_end(ap);
44 }
45 
display_error(LPSTR description)46 void display_error(LPSTR description) {
47     DWORD err = GetLastError();
48     LPSTR s, s2;
49 
50     fprintf(stderr, "%s, error %ld\n", description, err);
51 
52     if (FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | /* dwFlags */
53                       FORMAT_MESSAGE_FROM_SYSTEM,
54                       NULL,                             /* lpSource */
55                       err,                              /* dwMessageId */
56                       0,                                /* dwLanguageId */
57                       (LPSTR)&s,                        /* lpBuffer */
58                       0,                                /* nSize */
59                       NULL) != 0) {                     /* va_list args */
60         fprintf(stderr, "%s", s);
61 
62         s2 = (LPSTR) malloc(strlen(description) + strlen(s) + 5);
63         sprintf(s2, "%s\r\n%s", description, s);
64         MessageBox(NULL, s2, "Android AVD Manager - Error", MB_OK);
65         free(s2);
66         LocalFree(s);
67     }
68 }
69 
70 
avd_launcher()71 int avd_launcher() {
72     int                   result = 0;
73     STARTUPINFO           startup;
74     PROCESS_INFORMATION   pinfo;
75     CHAR                  program_dir[MAX_PATH];
76     int                   ret, pos;
77 
78     ZeroMemory(&pinfo, sizeof(pinfo));
79 
80     ZeroMemory(&startup, sizeof(startup));
81     startup.cb = sizeof(startup);
82     startup.dwFlags     = STARTF_USESHOWWINDOW;
83     startup.wShowWindow = SW_HIDE|SW_MINIMIZE;
84 
85     /* get path of current program, to switch dirs here when executing the command. */
86     ret = GetModuleFileName(NULL, program_dir, sizeof(program_dir));
87     if (ret == 0) {
88         display_error("Failed to get program's filename:");
89         result = 1;
90     } else {
91         /* Remove the last segment to keep only the directory. */
92         pos = ret - 1;
93         while (pos > 0 && program_dir[pos] != '\\') {
94             --pos;
95         }
96         program_dir[pos] = 0;
97     }
98 
99     if (!result) {
100         dprintf("Program dir: %s\n", program_dir);
101 
102         ret = CreateProcess(
103                 NULL,                                       /* program path */
104                 "tools\\android.bat avd",                   /* command-line */
105                 NULL,                  /* process handle is not inheritable */
106                 NULL,                   /* thread handle is not inheritable */
107                 TRUE,                          /* yes, inherit some handles */
108                 CREATE_NO_WINDOW,                /* we don't want a console */
109                 NULL,                     /* use parent's environment block */
110                 program_dir,             /* use parent's starting directory */
111                 &startup,                 /* startup info, i.e. std handles */
112                 &pinfo);
113 
114         dprintf("CreateProcess returned %d\n", ret);
115 
116         if (!ret) {
117             display_error("Failed to execute tools\\android.bat:");
118             result = 1;
119         }
120     }
121 
122     dprintf("Cleanup.\n");
123 
124     return result;
125 }
126 
main(int argc,char ** argv)127 int main(int argc, char **argv) {
128     _enable_dprintf = argc > 1 && strcmp(argv[1], "-v") == 0;
129     dprintf("Verbose debug mode.\n");
130 
131     return avd_launcher();
132 }
133 
134 #endif /* _WIN32 */
135