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Use NStreamLineReader's MBCS handling when reading MBCS NLF files to avoid a problematic ACP > TCHAR > NLF CP > TCHAR conversion

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6480 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2014-05-13 19:14:31 +00:00
parent e34b330896
commit dc64d4f0ca
1 changed files with 20 additions and 16 deletions
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36
Source/lang.cpp
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@ -820,7 +820,7 @@ int CEXEBuild::GenerateLangTables() {
}
}
int orig_uninstall_mode = uninstall_mode;
const int orig_uninstall_mode = uninstall_mode;
set_uninstall_mode(0);
if (GenerateLangTable(lt, num_lang_tables) != PS_OK)
@ -926,6 +926,12 @@ void CEXEBuild::FillLanguageTable(LanguageTable *table) {
}
}
void TrimTrailingNewlines(TCHAR *s) {
size_t cch = _tcslen(s);
while (s[cch-1] == _T('\n') || s[cch-1] == _T('\r'))
s[cch-1] = 0, --cch;
}
static UINT GetNextNLFLine(NStreamLineReader&lr, TCHAR*Buf, UINT cchBuf) {
for (;;) {
UINT err = lr.ReadLine(Buf, cchBuf);
@ -1019,11 +1025,7 @@ l_readerr:
// Get font
if (!GetNextNLFLine(lr, buf, NSIS_MAX_STRLEN, errlr)) goto l_readerr;
if (!nlf->m_szFont) {
temp=_tcslen(buf);
while (buf[temp-1] == _T('\n') || buf[temp-1] == _T('\r')) {
buf[temp-1] = 0;
temp--;
}
TrimTrailingNewlines(buf);
if (buf[0] != _T('-') || buf[1] != 0) {
nlf->m_szFont = (TCHAR*)malloc((_tcslen(buf)+1)*sizeof(TCHAR));
_tcscpy(nlf->m_szFont, buf);
@ -1041,6 +1043,7 @@ l_readerr:
bool isnlfdataucp = false; // Unicode-only language?
nlf->m_uCodePage = CP_ACP;
if (!GetNextNLFLine(lr, buf, NSIS_MAX_STRLEN, errlr)) goto l_readerr;
TrimTrailingNewlines(buf);
if (buf[0] != _T('-') || buf[1] != 0) {
nlf->m_uCodePage = _ttoi(buf);
isnlfdataucp = NStreamEncoding::IsUnicodeCodepage(nlf->m_uCodePage);
@ -1049,6 +1052,10 @@ l_readerr:
ERROR_MSG(_T("Error: Unicode-only language files must use codepage 1200!\n"));
return 0;
}
if ((unsigned)nlf->m_uCodePage <= 1 && !lr.IsUnicode()) // Warn if someone uses a system specific codepage
{
warning_fl(_T("%") NPRIs _T(" language file uses the system default codepage!"), nlf->m_szName);
}
if (CP_ACP != nlf->m_uCodePage && !isnlfdataucp && !IsValidCodePage(nlf->m_uCodePage))
{
warning_fl(_T("%") NPRIs _T(" language file uses a codepage (%d) that is not supported on this system, using ACP!"), nlf->m_szName, nlf->m_uCodePage);
@ -1062,17 +1069,19 @@ l_readerr:
warning_fl(_T("%") NPRIs _T(" Unicode language file is not UTF8SIG."), nlf->m_szName);
}
#ifdef _UNICODE
if (!lr.IsUnicode())
{
if (nlf->m_szFont)
{
// Convert font name now that we know the codepage: ACP > NLF CP > TCHAR.
// Convert font name now that we know the codepage
TCHAR* oldfont = nlf->m_szFont;
nlf->m_szFont = _tcsdup(CtoTString2(TtoCString(oldfont), nlf->m_uCodePage));
nlf->m_szFont = _tcsdup(CtoTString2(TtoCString(oldfont), nlf->m_uCodePage)); // BUGBUG: Depends on lossless ACP -> TCHAR -> NLF CP -> TCHAR conversion!
free(oldfont);
}
lr.StreamEncoding().SetCodepage(nlf->m_uCodePage); // Read the rest of this NLF file with the correct MBCS > TCHAR conversion
}
#endif
// Get RTL setting
if (!GetNextNLFLine(lr, buf, NSIS_MAX_STRLEN, errlr)) goto l_readerr;
@ -1130,7 +1139,7 @@ l_readerr:
case NLF_UNINST_TEXT:
if (nlf_version >= 6) break;
nlf->m_szStrings[i] = 0;
continue;
continue; // This applies to the for loop and not this switch!
}
errlr = GetNextNLFLine(lr, buf, NSIS_MAX_STRLEN);
@ -1141,6 +1150,7 @@ l_readerr:
if (NStream::OK != errlr) goto l_readerr;
temp=_tcslen(buf);
// Not using TrimTrailingNewlines because we need temp to be correct for the quote trimming
while (buf[temp-1] == _T('\n') || buf[temp-1] == _T('\r')) {
buf[--temp] = 0;
}
@ -1176,12 +1186,6 @@ l_readerr:
else *out = *in;
}
*out = 0;
if (!lr.IsUnicode())
{
TCHAR* oldstr = nlf->m_szStrings[i];
nlf->m_szStrings[i] = _tcsdup(CtoTString2(TtoCString(oldstr),table->nlf.m_uCodePage));
free(oldstr);
}
}
nlf->m_bLoaded = true;