/**
* Same as dbgfR3AsSearchEnv, except that the path is taken from the environment.
*
* If the environment variable doesn't exist, the current directory is searched
* instead.
*
* @returns VBox status code.
* @param pszFilename The filename.
* @param pszEnvVar The environment variable name.
* @param pfnOpen The open callback function.
* @param pvUser User argument for the callback.
*/
static int dbgfR3AsSearchEnvPath(const char *pszFilename, const char *pszEnvVar, PFNDBGFR3ASSEARCHOPEN pfnOpen, void *pvUser)
{
int rc;
char *pszPath = RTEnvDupEx(RTENV_DEFAULT, pszEnvVar);
if (pszPath)
{
rc = dbgfR3AsSearchPath(pszFilename, pszPath, pfnOpen, pvUser);
RTStrFree(pszPath);
}
else
rc = dbgfR3AsSearchPath(pszFilename, ".", pfnOpen, pvUser);
return rc;
}
/**
* Same as dbgfR3AsSearchEnv, except that the path is taken from the DBGF config
* (CFGM).
*
* Nothing is done if the CFGM variable isn't set.
*
* @returns VBox status code.
* @param pszFilename The filename.
* @param pszCfgValue The name of the config variable (under /DBGF/).
* @param pfnOpen The open callback function.
* @param pvUser User argument for the callback.
*/
static int dbgfR3AsSearchCfgPath(PVM pVM, const char *pszFilename, const char *pszCfgValue, PFNDBGFR3ASSEARCHOPEN pfnOpen, void *pvUser)
{
char *pszPath;
int rc = CFGMR3QueryStringAllocDef(CFGMR3GetChild(CFGMR3GetRoot(pVM), "/DBGF"), pszCfgValue, &pszPath, NULL);
if (RT_FAILURE(rc))
return rc;
if (!pszPath)
return VERR_FILE_NOT_FOUND;
rc = dbgfR3AsSearchPath(pszFilename, pszPath, pfnOpen, pvUser);
MMR3HeapFree(pszPath);
return rc;
}
