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/* grep-dctrl - grep Debian control files
Copyright © 1999, 2004, 2008 Antti-Juhani Kaijanaho
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#define MSG_C__
#include <stdbool.h>
#include <assert.h>
#include <string.h>
#include "msg.h"
#define PROGNAME_MAXLEN 64
bool errors = false;
int loglevel = L_IMPORTANT;
char progname [PROGNAME_MAXLEN];
struct str2int_avec_t {
const char * str;
int integer;
};
int
within_interval (int n, int a, int b)
{
if (a > b)
{
int tmp;
tmp = b;
b = a;
a = tmp;
}
assert (a <= b);
return (a <= n && n <= b);
}
void
msg_set_progname (const char * pn)
{
strncpy (progname, pn, PROGNAME_MAXLEN);
progname [PROGNAME_MAXLEN - 1] = 0;
}
void
set_loglevel (int ll)
{
assert (within_interval (loglevel, L_FATAL, L_DEBUG));
loglevel = ll;
}
int
str2loglevel (const char * s)
{
static struct str2int_avec_t avec [] = {
{ "fatal", L_FATAL },
{ "important", L_IMPORTANT },
{ "informational", L_INFORMATIONAL },
#if !defined(NDEBUG) && defined(ENABLE_L_DEBUG)
{ "debug", L_DEBUG },
#endif
{ 0, 0 } };
int i;
for (i = 0; avec [i].str != 0; i++)
if (strcasecmp (avec [i].str, s) == 0)
return avec[i].integer;
return -1;
}
void
msg_primitive(const char *fname, int line, const char *fmt, va_list ap)
{
if (fname == 0) {
fprintf(stderr, "%s: ", get_progname());
} else if (line > 0) {
fprintf(stderr, "%s: %s:%i: ", get_progname(), fname, line);
} else {
fprintf(stderr, "%s: %s: ", get_progname(), fname);
}
vfprintf(stderr, fmt, ap);
fputs("\n.", stderr);
}
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