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'Dummy' warning fixes (might be used uninitialized).

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32826 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Włodzimierz Skiba
2005-03-14 20:00:42 +00:00
parent 6ca3a32256
commit ba9bbf1388
5 changed files with 119 additions and 124 deletions
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150
src/common/datetime.cpp
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@@ -364,7 +364,7 @@ static long GetTruncatedJDN(wxDateTime::wxDateTime_t day,
static wxString CallStrftime(const wxChar *format, const tm* tm) static wxString CallStrftime(const wxChar *format, const tm* tm)
{ {
wxChar buf[4096]; wxChar buf[4096];
if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) ) if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) )
{ {
// buffer is too small? // buffer is too small?
wxFAIL_MSG(_T("strftime() failed")); wxFAIL_MSG(_T("strftime() failed"));
@@ -829,47 +829,47 @@ wxString wxDateTime::GetMonthName(wxDateTime::Month month,
return CallStrftime(flags == Name_Abbr ? _T("%b") : _T("%B"), &tm); return CallStrftime(flags == Name_Abbr ? _T("%b") : _T("%B"), &tm);
#else #else
wxString ret; wxString ret;
switch(month) switch(month)
{ {
case Jan: case Jan:
ret = (flags == Name_Abbr ? wxT("Jan"): wxT("January")); ret = (flags == Name_Abbr ? wxT("Jan"): wxT("January"));
break; break;
case Feb: case Feb:
ret = (flags == Name_Abbr ? wxT("Feb"): wxT("Febuary")); ret = (flags == Name_Abbr ? wxT("Feb"): wxT("Febuary"));
break; break;
case Mar: case Mar:
ret = (flags == Name_Abbr ? wxT("Mar"): wxT("March")); ret = (flags == Name_Abbr ? wxT("Mar"): wxT("March"));
break; break;
case Apr: case Apr:
ret = (flags == Name_Abbr ? wxT("Apr"): wxT("April")); ret = (flags == Name_Abbr ? wxT("Apr"): wxT("April"));
break; break;
case May: case May:
ret = (flags == Name_Abbr ? wxT("May"): wxT("May")); ret = (flags == Name_Abbr ? wxT("May"): wxT("May"));
break; break;
case Jun: case Jun:
ret = (flags == Name_Abbr ? wxT("Jun"): wxT("June")); ret = (flags == Name_Abbr ? wxT("Jun"): wxT("June"));
break; break;
case Jul: case Jul:
ret = (flags == Name_Abbr ? wxT("Jul"): wxT("July")); ret = (flags == Name_Abbr ? wxT("Jul"): wxT("July"));
break; break;
case Aug: case Aug:
ret = (flags == Name_Abbr ? wxT("Aug"): wxT("August")); ret = (flags == Name_Abbr ? wxT("Aug"): wxT("August"));
break; break;
case Sep: case Sep:
ret = (flags == Name_Abbr ? wxT("Sep"): wxT("September")); ret = (flags == Name_Abbr ? wxT("Sep"): wxT("September"));
break; break;
case Oct: case Oct:
ret = (flags == Name_Abbr ? wxT("Oct"): wxT("October")); ret = (flags == Name_Abbr ? wxT("Oct"): wxT("October"));
break; break;
case Nov: case Nov:
ret = (flags == Name_Abbr ? wxT("Nov"): wxT("November")); ret = (flags == Name_Abbr ? wxT("Nov"): wxT("November"));
break; break;
case Dec: case Dec:
ret = (flags == Name_Abbr ? wxT("Dec"): wxT("December")); ret = (flags == Name_Abbr ? wxT("Dec"): wxT("December"));
break; break;
} }
return ret; return ret;
#endif #endif
} }
@@ -897,32 +897,32 @@ wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday,
// ... and call strftime() // ... and call strftime()
return CallStrftime(flags == Name_Abbr ? _T("%a") : _T("%A"), &tm); return CallStrftime(flags == Name_Abbr ? _T("%a") : _T("%A"), &tm);
#else #else
wxString ret; wxString ret;
switch(wday) switch(wday)
{ {
case Sun: case Sun:
ret = (flags == Name_Abbr ? wxT("Sun") : wxT("Sunday")); ret = (flags == Name_Abbr ? wxT("Sun") : wxT("Sunday"));
break; break;
case Mon: case Mon:
ret = (flags == Name_Abbr ? wxT("Mon") : wxT("Monday")); ret = (flags == Name_Abbr ? wxT("Mon") : wxT("Monday"));
break; break;
case Tue: case Tue:
ret = (flags == Name_Abbr ? wxT("Tue") : wxT("Tuesday")); ret = (flags == Name_Abbr ? wxT("Tue") : wxT("Tuesday"));
break; break;
case Wed: case Wed:
ret = (flags == Name_Abbr ? wxT("Wed") : wxT("Wednesday")); ret = (flags == Name_Abbr ? wxT("Wed") : wxT("Wednesday"));
break; break;
case Thu: case Thu:
ret = (flags == Name_Abbr ? wxT("Thu") : wxT("Thursday")); ret = (flags == Name_Abbr ? wxT("Thu") : wxT("Thursday"));
break; break;
case Fri: case Fri:
ret = (flags == Name_Abbr ? wxT("Fri") : wxT("Friday")); ret = (flags == Name_Abbr ? wxT("Fri") : wxT("Friday"));
break; break;
case Sat: case Sat:
ret = (flags == Name_Abbr ? wxT("Sat") : wxT("Saturday")); ret = (flags == Name_Abbr ? wxT("Sat") : wxT("Saturday"));
break; break;
} }
return ret; return ret;
#endif #endif
} }
@@ -2201,7 +2201,7 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
} }
} }
#ifndef __WXWINCE__ #ifndef __WXWINCE__
//Windows CE doesn't support strftime or wcsftime, so we use the generic implementation //Windows CE doesn't support strftime or wcsftime, so we use the generic implementation
if ( tm ) if ( tm )
{ {
return CallStrftime(format, tm); return CallStrftime(format, tm);
@@ -2416,9 +2416,9 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
res += str; res += str;
} }
#else #else
//Use "%m/%d/%y %H:%M:%S" format instead //Use "%m/%d/%y %H:%M:%S" format instead
res += wxString::Format(wxT("%02d/%02d/%04d %02d:%02d:%02d"), res += wxString::Format(wxT("%02d/%02d/%04d %02d:%02d:%02d"),
tm.mon+1,tm.mday, tm.year, tm.hour, tm.min, tm.sec); tm.mon+1,tm.mday, tm.year, tm.hour, tm.min, tm.sec);
#endif #endif
break; break;
@@ -2459,7 +2459,7 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
#ifndef __WXWINCE__ #ifndef __WXWINCE__
res += CallStrftime(_T("%p"), &tmTimeOnly); res += CallStrftime(_T("%p"), &tmTimeOnly);
#else #else
res += (tmTimeOnly.tm_hour > 12) ? wxT("pm") : wxT("am"); res += (tmTimeOnly.tm_hour > 12) ? wxT("pm") : wxT("am");
#endif #endif
break; break;
@@ -2486,7 +2486,7 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
#ifndef __WXWINCE__ #ifndef __WXWINCE__
res += CallStrftime(_T("%X"), &tmTimeOnly); res += CallStrftime(_T("%X"), &tmTimeOnly);
#else #else
res += wxString::Format(wxT("%02d:%02d:%02d"),tm.hour, tm.min, tm.sec); res += wxString::Format(wxT("%02d:%02d:%02d"),tm.hour, tm.min, tm.sec);
#endif #endif
break; break;
@@ -2739,7 +2739,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
} }
// and now the interesting part: the timezone // and now the interesting part: the timezone
int offset; int offset wxDUMMY_INITIALIZE(0);
if ( *p == _T('-') || *p == _T('+') ) if ( *p == _T('-') || *p == _T('+') )
{ {
// the explicit offset given: it has the form of hhmm // the explicit offset given: it has the form of hhmm

49
src/common/string.cpp
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@@ -1796,46 +1796,43 @@ wxString wxString::FormatV(const wxChar *pszFormat, va_list argptr)
int wxString::Printf(const wxChar *pszFormat, ...) int wxString::Printf(const wxChar *pszFormat, ...)
{ {
va_list argptr; va_list argptr;
va_start(argptr, pszFormat); va_start(argptr, pszFormat);
int iLen = PrintfV(pszFormat, argptr); int iLen = PrintfV(pszFormat, argptr);
va_end(argptr); va_end(argptr);
return iLen; return iLen;
} }
int wxString::PrintfV(const wxChar* pszFormat, va_list argptr) int wxString::PrintfV(const wxChar* pszFormat, va_list argptr)
{ {
int size = 1024; int size = 1024;
int len;
for ( ;; ) for ( ;; )
{ {
wxStringBuffer tmp(*this, size + 1);
wxChar* buf = tmp;
if ( !buf )
{ {
wxStringBuffer tmp(*this, size + 1); // out of memory
wxChar* buf = tmp; return -1;
if ( !buf )
{
// out of memory
return -1;
}
// wxVsnprintf() may modify the original arg pointer, so pass it
// only a copy
va_list argptrcopy;
wxVaCopy(argptrcopy, argptr);
len = wxVsnprintf(buf, size, pszFormat, argptrcopy);
va_end(argptrcopy);
// some implementations of vsnprintf() don't NUL terminate
// the string if there is not enough space for it so
// always do it manually
buf[size] = _T('\0');
} }
// wxVsnprintf() may modify the original arg pointer, so pass it
// only a copy
va_list argptrcopy;
wxVaCopy(argptrcopy, argptr);
int len = wxVsnprintf(buf, size, pszFormat, argptrcopy);
va_end(argptrcopy);
// some implementations of vsnprintf() don't NUL terminate
// the string if there is not enough space for it so
// always do it manually
buf[size] = _T('\0');
// vsnprintf() may return either -1 (traditional Unix behaviour) or the // vsnprintf() may return either -1 (traditional Unix behaviour) or the
// total number of characters which would have been written if the // total number of characters which would have been written if the
// buffer were large enough // buffer were large enough

8
src/common/xpmdecod.cpp
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@@ -668,7 +668,6 @@ wxImage wxXPMDecoder::ReadData(const char **xpm_data)
wxChar key[64]; wxChar key[64];
const char *clr_def; const char *clr_def;
bool hasMask; bool hasMask;
wxXPMColourMapData clr_data;
wxXPMColourMap clr_tbl; wxXPMColourMap clr_tbl;
wxXPMColourMap::iterator it; wxXPMColourMap::iterator it;
wxString maskKey; wxString maskKey;
@@ -702,6 +701,8 @@ wxImage wxXPMDecoder::ReadData(const char **xpm_data)
*/ */
for (i = 0; i < colors_cnt; i++) for (i = 0; i < colors_cnt; i++)
{ {
wxXPMColourMapData clr_data = {255,0,255};
for (i_key = 0; i_key < chars_per_pixel; i_key++) for (i_key = 0; i_key < chars_per_pixel; i_key++)
key[i_key] = (wxChar)xpm_data[1 + i][i_key]; key[i_key] = (wxChar)xpm_data[1 + i][i_key];
clr_def = ParseColor(xpm_data[1 + i] + chars_per_pixel); clr_def = ParseColor(xpm_data[1 + i] + chars_per_pixel);
@@ -710,17 +711,15 @@ wxImage wxXPMDecoder::ReadData(const char **xpm_data)
{ {
wxLogError(_("XPM: malformed colour definition '%s'!"), wxLogError(_("XPM: malformed colour definition '%s'!"),
xpm_data[1+i]); xpm_data[1+i]);
clr_data.R = 255, clr_data.G = 0, clr_data.B = 255;
} }
else else
{ {
bool isNone; bool isNone = false;
if ( !GetRGBFromName(clr_def, &isNone, if ( !GetRGBFromName(clr_def, &isNone,
&clr_data.R, &clr_data.G, &clr_data.B) ) &clr_data.R, &clr_data.G, &clr_data.B) )
{ {
wxLogError(_("XPM: malformed colour definition '%s'!"), wxLogError(_("XPM: malformed colour definition '%s'!"),
xpm_data[1+i]); xpm_data[1+i]);
clr_data.R = 255, clr_data.G = 0, clr_data.B = 255;
} }
else else
{ {
@@ -729,7 +728,6 @@ wxImage wxXPMDecoder::ReadData(const char **xpm_data)
img.SetMask(true); img.SetMask(true);
img.SetMaskColour(255, 0, 255); img.SetMaskColour(255, 0, 255);
hasMask = true; hasMask = true;
clr_data.R = 255, clr_data.G = 0, clr_data.B = 255;
maskKey = key; maskKey = key;
} }
} }

2
src/common/zipstrm.cpp
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@@ -1765,7 +1765,7 @@ wxFileOffset wxZipInputStream::OnSysSeek(wxFileOffset seek, wxSeekMode mode)
default : nextpos = pos; break; /* just to fool compiler, never happens */ default : nextpos = pos; break; /* just to fool compiler, never happens */
} }
size_t toskip; size_t toskip wxDUMMY_INITIALIZE(0);
if ( nextpos >= pos ) if ( nextpos >= pos )
{ {
toskip = (size_t)(nextpos - pos); toskip = (size_t)(nextpos - pos);

2
src/generic/logg.cpp
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@@ -1157,7 +1157,7 @@ static int OpenLogFile(wxFile& file, wxString *pFilename, wxWindow *parent)
// open file // open file
// --------- // ---------
bool bOk; bool bOk wxDUMMY_INITIALIZE(false);
if ( wxFile::Exists(filename) ) { if ( wxFile::Exists(filename) ) {
bool bAppend = false; bool bAppend = false;
wxString strMsg; wxString strMsg;