53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
#if defined BASE \
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|| !defined BASE && !defined GENERIC && !defined PROTO /* <!-- base */
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#include <stddef.h>
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#include <stdint.h> /* C99 */
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/** Assumes: reverse ordering of byte-fields; unsigned is defined; C11 or GNU
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anonymous unions. */
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union date32 {
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struct { uint32_t day : 5, month : 4, year : 23; }; /* C11, reverse */
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uint32_t u32;
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};
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void date32_to_string(const union date32 d, char (*const a)[12]);
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union line64 {
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struct { uint32_t line; union date32 date; }; /* C11, little-endian */
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uint64_t u64; /* C99 optional */
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};
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#endif /* base --> */
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#if defined GENERIC \
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|| !defined BASE && !defined GENERIC && !defined PROTO /* <!-- generic */
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struct tree_day_node;
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struct tree_day_tree { struct tree_day_node *node; unsigned height; };
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struct day_tree { struct tree_day_tree root; };
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struct tree_day_ref { struct tree_day_node *node; unsigned height, idx; };
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struct tree_day_iterator
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{ struct tree_day_tree *root; struct tree_day_ref ref; };
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struct day_tree_iterator { struct tree_day_iterator _; };
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#endif /* generic --> */
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#if defined PROTO \
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|| !defined BASE && !defined GENERIC && !defined PROTO /* <!-- proto */
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#include "text.h"
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struct journal { struct day_tree days; struct text backing; };
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struct journal_iterator { struct day_tree_iterator _; };
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struct journal journal(void);
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void journal_(struct journal *);
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//int journal_is_valid(const struct journal *);
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const char *journal_to_string(const struct journal *);
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struct journal_iterator journal_iterator(struct journal *const j);
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int journal_next(struct journal_iterator *, union date32 *, const char **);
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#endif /* proto --> */
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#ifdef BASE
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#undef BASE
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#endif
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#ifdef GENERIC
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#undef GENERIC
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#endif
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#ifdef PROTO
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#undef PROTO
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#endif
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