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Added IMGUI_USE_STB_SPRINTF (undocumented) (#1038)

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This commit is contained in:
omar 2019-01-08 15:28:33 +01:00
parent b33977bc15
commit 57b1622afc
1 changed files with 13 additions and 0 deletions
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13
imgui.cpp
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@ -1351,6 +1351,11 @@ void ImStrTrimBlanks(char* buf)
// B) When buf==NULL vsnprintf() will return the output size.
#ifndef IMGUI_DISABLE_FORMAT_STRING_FUNCTIONS
#ifdef IMGUI_USE_STB_SPRINTF
#define STB_SPRINTF_IMPLEMENTATION
#include "imstb_sprintf.h"
#endif
#if defined(_MSC_VER) && !defined(vsnprintf)
#define vsnprintf _vsnprintf
#endif
@ -1359,7 +1364,11 @@ int ImFormatString(char* buf, size_t buf_size, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
#ifdef IMGUI_USE_STB_SPRINTF
int w = stbsp_vsnprintf(buf, (int)buf_size, fmt, args);
#else
int w = vsnprintf(buf, buf_size, fmt, args);
#endif
va_end(args);
if (buf == NULL)
return w;
@ -1371,7 +1380,11 @@ int ImFormatString(char* buf, size_t buf_size, const char* fmt, ...)
int ImFormatStringV(char* buf, size_t buf_size, const char* fmt, va_list args)
{
#ifdef IMGUI_USE_STB_SPRINTF
int w = stbsp_vsnprintf(buf, (int)buf_size, fmt, args);
#else
int w = vsnprintf(buf, buf_size, fmt, args);
#endif
if (buf == NULL)
return w;
if (w == -1 || w >= (int)buf_size)