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32 lines
801 B
C
32 lines
801 B
C
/* SPDX-License-Identifier: ISC */
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#ifndef COMMAND_H
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#define COMMAND_H
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typedef struct command_t {
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struct command_t *next;
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const char *cmd; /* command name */
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const char *usage; /* list of possible arguments */
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const char *s_desc; /* short description used by help */
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const char *l_desc; /* long description used by help */
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int (*run_cmd)(int argc, char **argv);
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} command_t;
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void command_register(command_t *cmd);
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command_t *command_by_name(const char *name);
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void __attribute__((noreturn)) usage(int status);
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void tell_read_help(const char *cmd);
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int check_arguments(const char *cmd, int argc, int minc, int maxc);
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#define REGISTER_COMMAND(cmd) \
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static void __attribute__((constructor)) register_##cmd(void) \
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{ \
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command_register((command_t *)&cmd); \
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}
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#endif /* COMMAND_H */
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