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#ifndef CONFCONF_ERR_H
#define CONFCONF_ERR_H
#include <stdio.h>
#include <stdlib.h>
#define ERR(...) \
do { \
fprintf(stderr, "error: " __VA_ARGS__); \
fprintf(stderr, "\n"); \
exit(EXIT_FAILURE); \
} while (0)
#define TRY(cond, ...) \
do { \
if (!(cond)) { \
ERR(__VA_ARGS__); \
} \
} while (0)
#define TRYALLOC(dest, count) \
do { \
(dest) = malloc((count) * sizeof(*(dest))); \
TRY((dest) != NULL, "could not allocate memory"); \
} while (0)
#endif
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