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#include "nag.h"
#include <stdio.h>
#include <stdarg.h>
#include <unistd.h> // isatty
#include <cstdlib>
static bool op_verbose = false;
static bool op_debug = false;
static bool op_stdout_isatty = false;
namespace nag {
void init(bool verbose, bool debug)
{
if (debug) verbose=true;
op_verbose = verbose;
op_debug = debug;
op_stdout_isatty = isatty(1);
}
bool is_verbose() throw() { return op_verbose; }
bool is_debug() throw() { return op_debug; }
}
void fatal_error(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
fprintf(stderr, "debtags: ");
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
exit(1);
}
void error(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}
void warning(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}
void verbose(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
if (op_verbose)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}
}
void debug(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
if (op_debug)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}
}
void feedback(const char* fmt, ...) throw() ATTR_PRINTF(1, 2)
{
if (op_stdout_isatty)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stdout, fmt, ap);
va_end(ap);
}
}
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