dbg-sprintf.c

00001 #include <stdio.h>
00002 #include <strformat.h>
00003 #include <string.h>
00004 
00005 static StrFormatResult
00006 buffer_str(void *user_data, const char *data, unsigned int len)
00007 {
00008   memcpy(*(char**)user_data, data, len);
00009   (*(char**)user_data) += len;
00010   return STRFORMAT_OK;
00011 }
00012 
00013 int
00014 sprintf(char *str, const char *format, ...)
00015 {
00016   StrFormatContext ctxt;
00017   int res;
00018   va_list ap;
00019   va_start(ap, format);
00020   ctxt.write_str = buffer_str;
00021   ctxt.user_data = &str;
00022   res = format_str_v(&ctxt, format, ap);
00023   *str = '\0';
00024   va_end(ap);
00025   return res;
00026 }

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