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// Printf variants that place their output in a C++ string.
//
// Usage:
// string result = strings::Printf("%d %s\n", 10, "hello");
// strings::SPrintf(&result, "%d %s\n", 10, "hello");
// strings::Appendf(&result, "%d %s\n", 20, "there");
#ifndef TENSORFLOW_LIB_STRINGS_STRINGPRINTF_H_
#define TENSORFLOW_LIB_STRINGS_STRINGPRINTF_H_
#include <stdarg.h>
#include <string>
#include <vector>
#include "tensorflow/core/platform/port.h"
namespace tensorflow {
namespace strings {
// Return a C++ string
extern string Printf(const char* format, ...)
// Tell the compiler to do printf format string checking.
TF_PRINTF_ATTRIBUTE(1, 2);
// Append result to a supplied string
extern void Appendf(string* dst, const char* format, ...)
// Tell the compiler to do printf format string checking.
TF_PRINTF_ATTRIBUTE(2, 3);
// Lower-level routine that takes a va_list and appends to a specified
// string. All other routines are just convenience wrappers around it.
extern void Appendv(string* dst, const char* format, va_list ap);
} // namespace strings
} // namespace tensorflow
#endif // TENSORFLOW_LIB_STRINGS_STRINGPRINTF_H_
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