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steam_helper: Convert unix paths to DOS

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This commit is contained in:
Andrew Eikum 2019-03-28 10:43:08 -05:00
parent 386d6c6dc0
commit 3004d37fa4
1 changed files with 71 additions and 0 deletions
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71
steam_helper/steam.cpp
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@ -139,6 +139,77 @@ static HANDLE run_process(void)
}
while (*cmdline == ' ') cmdline++;
/* convert absolute unix path to dos */
if (cmdline[0] == '/' ||
(cmdline[0] == '"' && cmdline[1] == '/'))
{
WCHAR *scratchW;
char *scratchA;
WCHAR *start, *end, *dos, *remainder, *new_cmdline;
size_t argv0_len;
int r;
static const WCHAR dquoteW[] = {'"',0};
WINE_TRACE("Converting unix command: %s\n", wine_dbgstr_w(cmdline));
if (cmdline[0] == '"')
{
start = cmdline + 1;
end = strchrW(start, '"');
if (!end)
{
WINE_ERR("Unmatched quote? %s\n", wine_dbgstr_w(cmdline));
goto run;
}
remainder = end + 1;
}
else
{
start = cmdline;
end = strchrW(start, ' ');
if (!end)
end = strchrW(start, '\0');
remainder = end;
}
argv0_len = end - start;
scratchW = (WCHAR *)HeapAlloc(GetProcessHeap(), 0, (argv0_len + 1) * sizeof(WCHAR));
memcpy(scratchW, start, argv0_len * sizeof(WCHAR));
scratchW[argv0_len] = '\0';
r = WideCharToMultiByte(CP_UNIXCP, 0, scratchW, -1,
NULL, 0, NULL, NULL);
if (!r)
{
WINE_ERR("Char conversion size failed?\n");
goto run;
}
scratchA = (char *)HeapAlloc(GetProcessHeap(), 0, r);
r = WideCharToMultiByte(CP_UNIXCP, 0, scratchW, -1,
scratchA, r, NULL, NULL);
if (!r)
{
WINE_ERR("Char conversion failed?\n");
goto run;
}
dos = wine_get_dos_file_name(scratchA);
new_cmdline = (WCHAR *)HeapAlloc(GetProcessHeap(), 0,
(strlenW(dos) + 3 + strlenW(remainder) + 1) * sizeof(WCHAR));
strcpyW(new_cmdline, dquoteW);
strcatW(new_cmdline, dos);
strcatW(new_cmdline, dquoteW);
strcatW(new_cmdline, remainder);
cmdline = new_cmdline;
}
run:
WINE_TRACE("Running command %s\n", wine_dbgstr_w(cmdline));
if (!CreateProcessW(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))