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windows: Workaround for WinXP systems.

This commit is contained in:
Ryan C. Gordon 2019-03-18 13:36:16 -04:00
parent fa34bb479d
commit 81bb11ddbc
1 changed files with 10 additions and 1 deletions
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11
src/physfs_platform_windows.c
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@ -572,11 +572,20 @@ char *__PHYSFS_platformCalcUserDir(void)
/* /*
* Should fail. Will write the size of the profile path in * Should fail. Will write the size of the profile path in
* psize. Also note that the second parameter can't be * psize. Also note that the second parameter can't be
* NULL or the function fails. * NULL or the function fails on Windows XP, but has to be NULL on
* Windows 10 or it will fail. :(
*/ */
rc = pGetDir(accessToken, NULL, &psize); rc = pGetDir(accessToken, NULL, &psize);
GOTO_IF(rc, PHYSFS_ERR_OS_ERROR, done); /* should have failed! */ GOTO_IF(rc, PHYSFS_ERR_OS_ERROR, done); /* should have failed! */
if (psize == 0) /* probably on Windows XP, try a different way. */
{
char x = 0;
rc = pGetDir(accessToken, &x, &psize);
GOTO_IF(rc, PHYSFS_ERR_OS_ERROR, done); /* should have failed! */
GOTO_IF(!psize, PHYSFS_ERR_OS_ERROR, done); /* Uhoh... */
} /* if */
/* Allocate memory for the profile directory */ /* Allocate memory for the profile directory */
wstr = (LPWSTR) __PHYSFS_smallAlloc((psize + 1) * sizeof (WCHAR)); wstr = (LPWSTR) __PHYSFS_smallAlloc((psize + 1) * sizeof (WCHAR));
if (wstr != NULL) if (wstr != NULL)