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43 | static inline int isdigit(int c) |
43 | static inline int isdigit(int c) |
44 | { |
44 | { |
45 | return ((c >= '0') && (c <= '9')); |
45 | return ((c >= '0') && (c <= '9')); |
46 | } |
46 | } |
47 | 47 | ||
- | 48 | static inline int isalnum(int c) |
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- | 49 | { |
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- | 50 | return (isalpha(c) || isdigit(c)); |
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- | 51 | } |
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- | 52 | ||
48 | static inline int isspace(int c) |
53 | static inline int isspace(int c) |
49 | { |
54 | { |
50 | switch(c) { |
55 | switch (c) { |
51 | case ' ': |
56 | case ' ': |
52 | case '\n': |
57 | case '\n': |
53 | case '\t': |
58 | case '\t': |
54 | case '\f': |
59 | case '\f': |
55 | case '\r': |
60 | case '\r': |