mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-12-30 21:29:50 +01:00
d72b4409ce
This function is guaranteed to never return a negative value. This is important because we use arr[env_parse_switch(...)] in a few places.
23 lines
504 B
C
23 lines
504 B
C
#ifndef UTIL_ENV_H
|
|
#define UTIL_ENV_H
|
|
|
|
#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.
|
|
*/
|
|
size_t env_parse_switch(const char *option, const char **switches);
|
|
|
|
#endif
|