| #ifndef ACPI_BUTTON_H | |
| #define ACPI_BUTTON_H | |
| #include <linux/notifier.h> | |
| #if defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) | |
| extern int acpi_lid_notifier_register(struct notifier_block *nb); | |
| extern int acpi_lid_notifier_unregister(struct notifier_block *nb); | |
| extern int acpi_lid_open(void); | |
| #else | |
| static inline int acpi_lid_notifier_register(struct notifier_block *nb) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_lid_notifier_unregister(struct notifier_block *nb) | |
| { | |
| return 0; | |
| } | |
| static inline int acpi_lid_open(void) | |
| { | |
| return 1; | |
| } | |
| #endif /* defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) */ | |
| #endif /* ACPI_BUTTON_H */ |