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#ifndef MODINITTOOLS_LOGGING_H
#define MODINITTOOLS_LOGGING_H
/* Do we use syslog for messages or stderr? */
extern int logging;
/* Do we want to silently drop all warnings? */
extern int quiet;
/* Do we want informative messages as well as errors? */
extern int verbose;
#ifdef __GNUC__
#define _printf __attribute__((format(printf, 1, 2)))
#else
#define _printf
#endif
extern void _printf fatal(const char *fmt, ...);
extern void _printf error(const char *fmt, ...);
extern void _printf warn(const char *fmt, ...);
extern void _printf info(const char *fmt, ...);
typedef void _printf (*errfn_t)(const char *fmt, ...);
static inline void grammar(const char *cmd,
const char *filename, unsigned int line)
{
warn("%s line %u: ignoring bad line starting with '%s'\n",
filename, line, cmd);
}
#define NOFAIL(ptr) do_nofail((ptr), __FILE__, __LINE__, #ptr)
#define nofail_asprintf(ptr, ...) \
do { if (asprintf((ptr), __VA_ARGS__) < 0) \
do_nofail(NULL, __FILE__, __LINE__, #ptr); \
} while(0)
static inline void *do_nofail(void *ptr, const char *file, int line, const char *expr)
{
if (!ptr) {
fatal("Memory allocation failure %s line %d: %s.\n",
file, line, expr);
}
return ptr;
}
#endif /* MODINITTOOLS_LOGGING_H */
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