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view lwcc/cpp/char_p.c @ 293:c419b3b3d43f ccdev
Checkpoint on lwcc-cpp development
This is a checkpoint with some substantial code cleanups on what is so far
implemented. This should avoid substantial code duplication later.
author | William Astle <lost@l-w.ca> |
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date | Mon, 09 Sep 2013 23:07:19 -0600 |
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int is_whitespace(int c) { switch (c) { case ' ': case '\t': case '\r': case '\n': return 1; } return 0; } int is_sidchr(c) { if (c == '_' || (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) return 1; return 0; } int is_idchr(int c) { if (c >= '0' && c <= '9') return 1; return is_sidchr(c); } int is_ep(int c) { if (c == 'e' || c == 'E' || c == 'p' || c == 'P') return 1; return 0; } int is_hex(int c) { if (c >= 'a' && c <= 'f') return 1; if (c >= 'A' && c <= 'F') return 1; if (c >= '0' && c <= '9') return 1; return 0; } int is_dec(int c) { if (c >= '0' && c <= '9') return 1; return 0; }