| #ifndef BOOT_ISDIGIT_H | |
| #define BOOT_ISDIGIT_H | |
| static inline int isdigit(int ch) | |
| { | |
| return (ch >= '0') && (ch <= '9'); | |
| } | |
| static inline int isxdigit(int ch) | |
| { | |
| if (isdigit(ch)) | |
| return true; | |
| if ((ch >= 'a') && (ch <= 'f')) | |
| return true; | |
| return (ch >= 'A') && (ch <= 'F'); | |
| } | |
| #endif |