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