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don't redeclare vsscanf() for Windows compilers, the case of missing declaration for an existing function only arises under old Unix systems

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53489 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2008-05-08 13:57:54 +00:00
parent 1df90f2dbc
commit 6bc7b9138d
1 changed files with 8 additions and 6 deletions
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14
include/wx/wxcrtvararg.h
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@ -31,9 +31,12 @@
/* printf() family saga */
/*
For some systems [v]snprintf()/vsscanf() exists in the system libraries but
not in the headers, so we need to declare it ourselves to be able to use it.
For many old Unix systems [v]snprintf()/vsscanf() exists in the system
libraries but not in the headers, so we need to declare it ourselves to be
able to use it.
*/
#ifdef __UNIX__
#if defined(HAVE_VSNPRINTF) && !defined(HAVE_VSNPRINTF_DECL)
#ifdef __cplusplus
extern "C"
@ -52,9 +55,6 @@
int snprintf(char *str, size_t size, const char *format, ...);
#endif /* !HAVE_SNPRINTF_DECL */
#ifdef __WATCOMC__
#define HAVE_VSSCANF_DECL
#endif
#if defined(HAVE_VSSCANF) && !defined(HAVE_VSSCANF_DECL)
#ifdef __cplusplus
extern "C"
@ -62,7 +62,7 @@
extern
#endif
int vsscanf(const char *str, const char *format, va_list ap);
#endif /* !HAVE_SNPRINTF_DECL */
#endif /* !HAVE_VSSCANF_DECL */
/* Wrapper for vsnprintf if it's 3rd parameter is non-const. Note: the
* same isn't done for snprintf below, the builtin wxSnprintf_ is used
@ -74,6 +74,8 @@
}
#endif
#endif /* __UNIX__ */
/*
mingw32 normally uses MSVCRT which has non-standard vswprintf() and so
normally _vsnwprintf() is used instead, the only exception is when mingw32