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/* * config.h — demonstrates header guard and object-like macros */ #ifndef CONFIG_H #define CONFIG_H /* Version information */ #define VERSION_MAJOR 2 #define VERSION_MINOR 5 #define VERSION_PATCH 1 #define VERSION_STR "2.5.1" /* Buffer sizes */ #define MAX_PATH_LEN 260 #define MAX_LINE_LEN 1024 #define MAX_USERS 512 /* Computed macro — parentheses prevent operator-precedence bugs */ #define KB(n) ((n) * 1024) #define MB(n) (KB(n) * 1024) #endif /* CONFIG_H */
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