//z 获取当前登录用户名
char *
pwd_cuserid (char *where)
{
char buf[32], *ptr;
int len = sizeof (buf);
//z 使用了多种方式来获取 user name 。
if (GetUserName (buf, (LPDWORD) &len) == TRUE)
{
;
}
else if (!!(ptr = getenv ("USERNAME")))
{
strcpy (buf, ptr);
}
else if (!read_registry (HKEY_LOCAL_MACHINE, "Network\\Logon",
"username", buf, &len))
{
return NULL;
}
if (where)
{
strncpy (where, buf, len);
return where;
}
return xstrdup (buf);
}
/* locate vcvars32.bat */
void find_vcvars()
{
char data[256], name[256];
int i;
/* look in the registry (try VC versions 4 through 9, just in case :-) */
for (i=9; i>=4; i--) {
sprintf(name, "Software\\Microsoft\\DevStudio\\%d.0\\Products\\Microsoft Visual C++", i);
if (read_registry(name, "ProductDir", data, sizeof(data))) {
strcat(data, "\\bin\\vcvars32.bat");
if (access(data, 4) == 0) {
printf("Found %s\n", data);
break;
}
}
data[0] = 0;
}
/* oh dear, have to ask the user where they put it */
if (!data[0]) {
printf("\n Unable to find MSVC ProductDir information in your registry!\n\n");
printf(" To install Allegro, I need to know the path where your compiler is\n");
printf(" installed. Somewhere in your MSVC installation directory there will\n");
printf(" be a file called vcvars32.bat, which contains this information.\n");
printf(" Please enter the full path to where I can find that file, for example\n");
printf(" c:\\Program Files\\Microsoft Visual Studio\\VC98\\bin\\vcvars32.bat\n");
for (;;) {
printf("\n> ");
fflush(stdout);
if (gets(data)) {
i = strlen(data) - 12;
if (i < 0)
i = 0;
if (stricmp(data+i, "vcvars32.bat") != 0)
printf("\nError: that path doesn't end in vcvars32.bat!\n");
else if (access(data, 4) != 0)
printf("\nError: can't find a vcvars32.bat file there!\n");
else {
printf("\nUsing %s\n", data);
break;
}
}
data[0] = 0;
}
}
/* put it in the environment */
strcpy(name, "VCVARS=");
strcat(name, data);
putenv(name);
}
