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/* This file is part of Eclat.
Copyright (C) 2012 Sergey Poznyakoff.
Eclat is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
Eclat is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Eclat. If not, see <http://www.gnu.org/licenses/>. */
#include "eclat.h"
const char *program_name;
void
vdiag(grecs_locus_t const *locus, const char *qual, const char *fmt, va_list ap)
{
if (program_name)
fprintf(stderr, "%s: ", program_name);
if (locus) {
size_t size = 0;
if (locus->beg.col == 0)
fprintf(stderr, "%s:%u",
locus->beg.file,
locus->beg.line);
else if (strcmp(locus->beg.file, locus->end.file))
fprintf(stderr, "%s:%u.%u-%s:%u.%u",
locus->beg.file,
locus->beg.line, locus->beg.col,
locus->end.file,
locus->end.line, locus->end.col);
else if (locus->beg.line != locus->end.line)
fprintf(stderr, "%s:%u.%u-%u.%u",
locus->beg.file,
locus->beg.line, locus->beg.col,
locus->end.line, locus->end.col);
else
fprintf(stderr, "%s:%u.%u-%u",
locus->beg.file,
locus->beg.line, locus->beg.col,
locus->end.col);
fprintf(stderr, ": ");
}
if (qual)
fprintf(stderr, "%s: ", qual);
vfprintf(stderr, fmt, ap);
fputc('\n', stderr);
}
void
diag(grecs_locus_t const *locus, const char *qual, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vdiag(locus, qual, fmt, ap);
va_end(ap);
}
void
die(int status, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vdiag(NULL, NULL, fmt, ap);
va_end(ap);
exit(status);
}
void
err(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vdiag(NULL, NULL, fmt, ap);
va_end(ap);
}
void
warn(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vdiag(NULL, "warning", fmt, ap);
va_end(ap);
}
void
debug_printf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vdiag(NULL, "debug", fmt, ap);
va_end(ap);
}
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