From f4103a42d58535e21c48ff94ab000ab0305c62e3 Mon Sep 17 00:00:00 2001 From: Mike Kaganski Date: Mon, 1 Oct 2018 21:29:47 +0300 Subject: tdf#120249: escape trailing backslash in argument passed to soffice.bin ... to avoid treating \" as in-argument " instead of end of argument See https://docs.microsoft.com/en-us/windows/desktop/api/shellapi/nf-shellapi-commandlinetoargvw Change-Id: Ie283ba04117e13bc06c5b92412a945f945e67ff3 Reviewed-on: https://gerrit.libreoffice.org/61214 Tested-by: Jenkins Reviewed-by: Mike Kaganski --- desktop/win32/source/officeloader/officeloader.cxx | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/desktop/win32/source/officeloader/officeloader.cxx b/desktop/win32/source/officeloader/officeloader.cxx index 10393741b235..cd471ca2a5f9 100644 --- a/desktop/win32/source/officeloader/officeloader.cxx +++ b/desktop/win32/source/officeloader/officeloader.cxx @@ -71,7 +71,7 @@ int WINAPI wWinMain( HINSTANCE, HINSTANCE, LPWSTR, int ) argv = GetCommandArgs(&argc); std::size_t n = wcslen(argv[0]) + 2; for (int i = 1; i < argc; ++i) { - n += wcslen(argv[i]) + 3; + n += wcslen(argv[i]) + 4; // 2 doublequotes + a space + optional trailing backslash } n += MY_LENGTH(L" \"-env:OOO_CWD=2") + 4 * cwdLen + MY_LENGTH(L"\"") + 1; @@ -86,6 +86,13 @@ int WINAPI wWinMain( HINSTANCE, HINSTANCE, LPWSTR, int ) if (bFirst || EXITHELPER_NORMAL_RESTART == dwExitCode || wcsncmp(argv[i], MY_STRING(L"-env:")) == 0) { p = desktop_win32::commandLineAppend(p, MY_STRING(L"\" \"")); p = desktop_win32::commandLineAppend(p, argv[i]); + const size_t arglen = wcslen(argv[i]); + // tdf#120249: if an argument ends with backslash, we should escape it with another + // backslash; otherwise, the trailing backslash will be treated as an escapement + // character for the following doublequote by CommandLineToArgvW in soffice.bin. See + // https://docs.microsoft.com/en-us/windows/desktop/api/shellapi/nf-shellapi-commandlinetoargvw + if (arglen && argv[i][arglen-1] == '\\') + p = desktop_win32::commandLineAppend(p, MY_STRING(L"\\")); } } -- cgit v1.2.3