diff options
| -rw-r--r-- | include/util/env.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/util/env.h b/include/util/env.h index 6720fa89..1edae0dd 100644 --- a/include/util/env.h +++ b/include/util/env.h @@ -4,8 +4,20 @@ #include <stdbool.h> #include <unistd.h> +/** + * Parse a bool from an environment variable. + * + * On success, the parsed value is returned. On error, false is returned. + */ bool env_parse_bool(const char *option); +/** + * Pick a choice from an environment variable. + * + * On success, the choice index is returned. On error, zero is returned. + * + * switches is a NULL-terminated array. + */ ssize_t env_parse_switch(const char *option, const char **switches); #endif |