| #ifndef __LINUX_KCONFIG_H |
| #define __LINUX_KCONFIG_H |
| |
| #include <generated/autoconf.h> |
| |
| /* |
| * Helper macros to use CONFIG_ options in C expressions. Note that |
| * these only work with boolean and tristate options. |
| */ |
| |
| /* |
| * IS_ENABLED(CONFIG_FOO) evaluates to 1 if CONFIG_FOO is set to 'y' or 'm', |
| * 0 otherwise. |
| * |
| */ |
| #define IS_ENABLED(option) \ |
| (__enabled_ ## option || __enabled_ ## option ## _MODULE) |
| |
| /* |
| * IS_BUILTIN(CONFIG_FOO) evaluates to 1 if CONFIG_FOO is set to 'y', 0 |
| * otherwise. For boolean options, this is equivalent to |
| * IS_ENABLED(CONFIG_FOO). |
| */ |
| #define IS_BUILTIN(option) __enabled_ ## option |
| |
| /* |
| * IS_MODULE(CONFIG_FOO) evaluates to 1 if CONFIG_FOO is set to 'm', 0 |
| * otherwise. |
| */ |
| #define IS_MODULE(option) __enabled_ ## option ## _MODULE |
| |
| #endif /* __LINUX_KCONFIG_H */ |
