#pragma prototyped
#include <ast.h>
#include <error.h>
#include <string.h>
#include <errno.h>
Error_info_t error_info;
void
errorv(const char* id, int level, va_list ap)
{
char* s;
int flags;
if (level < 0)
flags = 0;
else
{
flags = level & ~ERROR_LEVEL;
level &= ERROR_LEVEL;
}
if (level && ((s = error_info.id) || (s = (char*)id)))
{
if (flags & ERROR_USAGE)
sfprintf(sfstderr, "Usage: %s ", s);
else
sfprintf(sfstderr, "%s: ", s);
}
if (flags & ERROR_USAGE)
;
else if (level < 0) {
int i;
for (i = 0; i < error_info.indent; i++) sfprintf(sfstderr, " ");
sfprintf(sfstderr, "debug%d: ", level);
}
else if (level)
{
if (level == ERROR_WARNING)
{
sfprintf(sfstderr, "warning: ");
error_info.warnings++;
}
else
{
error_info.errors++;
if (level == ERROR_PANIC)
sfprintf(sfstderr, "panic: ");
}
if (error_info.line)
{
if (error_info.file && *error_info.file)
sfprintf(sfstderr, "\"%s\", ", error_info.file);
sfprintf(sfstderr, "line %d: ", error_info.line);
}
}
s = va_arg(ap, char*);
sfvprintf(sfstderr, s, ap);
if (flags & ERROR_SYSTEM)
sfprintf(sfstderr, "\n%s", strerror (errno));
sfprintf(sfstderr, "\n");
if (level >= ERROR_FATAL)
exit(level - ERROR_FATAL + 1);
}
void
error(int level, ...)
{
va_list ap;
va_start(ap, level);
errorv(NiL, level, ap);
va_end(ap);
}
void
errorf(void* handle, void* discipline, int level, ...)
{
va_list ap;
va_start(ap, level);
errorv((discipline && handle) ? *((char**)handle) : (char*)handle, level, ap);
va_end(ap);
}