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Revision 2694, 1.7 kB
(checked in by dhozac, 9 months ago)
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Factor out bitfield-to-string code to src/attribute-util.h.
Add --get for nattribute too.
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#ifndef _ATTRIBUTE_UTIL_H |
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#define _ATTRIBUTE_UTIL_H |
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static inline int |
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ffsull(unsigned long long word) |
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{ |
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int bit; |
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for (bit = 0; bit < 64; bit++) { |
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if (word & (1ULL << bit)) |
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break; |
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} |
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if (bit == 64) |
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bit = 0; |
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return bit; |
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} |
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#define print_bitfield(fd, type, name, var) \ |
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do { \ |
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int first; \ |
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WRITE_MSG(fd, name ":\n"); \ |
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first = 1; \ |
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while (1) { \ |
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char const *i; \ |
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i = vc_lo ## type ## 2text(var); \ |
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if (!i) \ |
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break; \ |
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if (!first) \ |
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WRITE_MSG(fd, ","); \ |
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else \ |
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first = 0; \ |
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WRITE_STR(fd, i); \ |
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} \ |
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while (*(var)) { \ |
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int bit = ffsull(*(var)); \ |
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if (!bit) \ |
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break; \ |
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if (!first) \ |
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WRITE_MSG(fd, ","); \ |
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else \ |
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first = 0; \ |
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WRITE_MSG(fd, "^"); \ |
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WRITE_INT(fd, bit); \ |
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*(var) &= ~(1ULL << bit); \ |
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} \ |
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WRITE_MSG(fd, "\n"); \ |
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} while (0) |
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#endif |
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