diff --git a/src/driver.c b/src/driver.c index 11aec9a..a6d93fc 100644 --- a/src/driver.c +++ b/src/driver.c @@ -6,7 +6,7 @@ @std C99 */ #include "journal.h" -#include "scores.h" +#include "scan.h" #include #include #include @@ -14,7 +14,7 @@ int main(void) { const char *intent = "start"; struct journal jrnl = {0}; - struct scores scrs = {0}; + struct scan scn = {0}; errno = 0; intent = "../journal"; @@ -23,17 +23,18 @@ int main(void) { if(errno) goto catch; intent = "parse"; - scrs = scores(&jrnl); - fprintf(stderr, "Scores: %s.\n", scores_to_string(&scrs)); - if(scores_is_empty(&scrs)) goto catch; - if(!scores_graph(&scrs)) goto catch; + scn = scan(&jrnl); + //fprintf(stderr, "Scores: %s.\n", scores_to_string(&scrs)); + if(errno) goto catch; + + if(!scan_scores_graph(&scn)) goto catch; intent = 0; goto finally; catch: perror(intent); finally: - scores_(&scrs); + scan_(&scn); journal_(&jrnl); return intent ? EXIT_FAILURE : EXIT_SUCCESS; } diff --git a/src/scan.h b/src/scan.h index d0ba9b4..cddc724 100644 --- a/src/scan.h +++ b/src/scan.h @@ -1,33 +1,43 @@ #include "pair.h" /* pair */ #include "journal.h" /* size_t, date32, line64 */ -/* Map from line to index in array. */ -#define TREE_NAME linetoindex +#define TREE_NAME linemap #define TREE_KEY union line64 #define TREE_VALUE size_t #define TREE_HEAD #include "../src/tree.h" -/* Score array. */ +struct source { struct pair name, desc; }; +#define ARRAY_NAME source +#define ARRAY_TYPE struct source +#define ARRAY_HEAD +#include "../src/array.h" +struct sources { + struct source_array array; + struct pairmap_table map; + struct linemap_tree dates; +}; + struct score { struct pair key, name; - union date32 date, last/* update */; + union date32 date, last/* update; need to compare leading value */; unsigned edges, score/* update */; }; #define ARRAY_NAME score #define ARRAY_TYPE struct score #define ARRAY_HEAD #include "../src/array.h" - - struct scores { struct score_array array; struct pairmap_table map; - struct linetoindex_tree dates; + struct linemap_tree dates; }; -void scores_(struct scores *); -struct scores scores(struct journal *); -int scores_is_empty(const struct scores *); -int scores_graph(struct scores *); -const char *scores_to_string(const struct scores *); +struct scan { + struct sources sources; + struct scores scores; +}; + +void scan_(struct scan *); +struct scan scan(struct journal *); +int scan_scores_graph(struct scan *); diff --git a/src/scan.re.c b/src/scan.re.c index fd5a484..36a7667 100644 --- a/src/scan.re.c +++ b/src/scan.re.c @@ -8,13 +8,12 @@ #include #include - /* Tree mapping from date-line in the journal to indices in whatever array. */ -static void linetoindex_to_string(const union line64 line, const size_t *const u, +static void linemap_to_string(const union line64 line, const size_t *const u, char (*const a)[12]) { (void)u; date32_to_string(line.date, a); } -static int linetoindex_compare(const union line64 a, const union line64 b) +static int linemap_compare(const union line64 a, const union line64 b) { return a.u64 > b.u64; } -#define TREE_NAME linetoindex +#define TREE_NAME linemap #define TREE_KEY union line64 #define TREE_VALUE size_t #define TREE_COMPARE @@ -23,8 +22,22 @@ static int linetoindex_compare(const union line64 a, const union line64 b) #define TREE_BODY #include "../src/tree.h" +/* Array of sources. */ +static void source_to_string(const struct source *const s, + char (*const z)[12]) { + const char *a = s->name.a, *b; + char *y = *z; + b = s->name.b <= a + 11 ? s->name.b : a + 11; + while(a < b) *(y++) = *(a++); + *y = '\0'; +} +#define ARRAY_NAME source +#define ARRAY_TYPE struct source +#define ARRAY_TO_STRING +#define ARRAY_BODY +#include "../src/array.h" -/* Score array, one of the endpoints to index tree. */ +/* Array of scores. */ static void score_to_string(const struct score *const s, char (*const z)[12]) { const char *a = s->name.a, *b; @@ -44,15 +57,15 @@ static void score_to_string(const struct score *const s, /*!conditions:re2c*/ -static int scan(union date32 date, const char *const buffer, - struct scores *const scores) { - const char *YYCURSOR = buffer, *YYMARKER, *yyt1, *yyt2, *s0, *s1; +static int scan_day(struct scan *const scan, union date32 date, + const char *const buffer) { + const char *YYCURSOR, *YYMARKER, *yyt1, *yyt2, *s0, *s1; enum YYCONDTYPE condition = yycline; size_t line = 1; char datestr[12] = {0}; - const char *why = "unexpected"; + const char *fail = "perhaps a bat?"; struct score *score = 0; - assert(buffer && scores); + assert(scan && date.u32 && buffer); YYCURSOR = YYMARKER = yyt1 = buffer; /*!re2c /**/ re2c:define:YYCTYPE = char; @@ -70,48 +83,92 @@ static int scan(union date32 date, const char *const buffer, keyword = [A-Za-z0-9][A-Za-z0-9_-]*; date = natural "-" [0-1][0-9] "-" [0-3][0-9]; */ - for( ; ; ) { /*!re2c /**/ + for( ; ; ) { + /*!re2c /**/ /* Default ignore. */ [^\n\x00] { continue; } - "\x00" { why = "no newline at end of file"; goto catch; } - "\x00" { return 1; } + "\x00" { fail = "no newline at end of file"; goto catch; } + "\x00" { return 1; } /* End of day. */ "\n" => line { line++; continue; } * :=> skip + "--" / [^-] :=> source "::" / [^:] :=> score - * { why = "score unrecognized"; goto catch; } + + * { fail = "source unrecognized"; goto catch; } + @s0 keyword @s1 / "\n" => skip { also_source: { + const struct pair keyword = pair(s0, s1); + const union line64 key = { { (uint32_t)line, date } }; + size_t i, *pi; + if(line > UINT32_MAX) + { errno = ERANGE; fail = "too many lines of text"; goto catch; } + if(!(i = pair_map_table_get(&scan->sources.map, keyword))) + { fail = "keyword not introduced"; goto catch; } + switch(linemap_tree_try(&scan->sources.dates, key, &pi)) { + case TREE_PRESENT: fail = "duplicate key"; /* _Sic_. */ + case TREE_ERROR: goto catch; + case TREE_ABSENT: *pi = i; break; + } + date32_to_string(date, &datestr); + fprintf(stderr, "%s: source <<%.*s>>\n", + datestr, (int)(s1 - s0), s0); + continue; + } } + /* New source. fixme: desc not set. */ + @s0 keyword @s1 ":" [^\x00\n]+ / "\n" => skip { + struct pair keyword = pair(s0, s1); + size_t *idx; + struct source *source; + switch(pair_map_table_assign(&scan->sources.map, keyword, &idx)) { + case TABLE_PRESENT: errno = EDOM; fail = "new keyword already used"; + case TABLE_ERROR: goto catch; /* /\ _Sic_. */ + case TABLE_ABSENT: *idx = 0; break; /* Good. */ + } + if(!(source = source_array_new(&scan->sources.array))) goto catch; + *idx = (size_t)(source - scan->sources.array.data); + source->name.a = s0, source->name.b = s1; + source->desc.a = 0, source->desc.b = 0; + date32_to_string(date, &datestr); + fprintf(stderr, "%s: new source <<%.*s>> stored in list at %zu.\n", + datestr, (int)(s1 - s0), s0, *idx); + goto also_source; + } + + + * { fail = "score unrecognized"; goto catch; } /* Already there. Use the map to get the index from the keyword and then stick a marker in the tree with that index. */ - @s0 keyword @s1 / "\n" => skip { also_add_to_tree: { + @s0 keyword @s1 / "\n" => skip { also_score: { const struct pair keyword = pair(s0, s1); const union line64 key = { { (uint32_t)line, date } }; size_t idx, *pidx; if(line > UINT32_MAX) - { errno = ERANGE; why = "too many lines of text"; goto catch; } - if(!(idx = pair_map_table_get(&scores->map, keyword))) - { why = "keyword not introduced"; goto catch; } - if(scores->array.data[idx].last.u32 >= date.u32) - { why = "duplicate key in same day"; goto catch; } - scores->array.data[idx].last.u32 = date.u32; - switch(linetoindex_tree_bulk_try(&scores->dates, key, &pidx)) { - case TREE_PRESENT: assert(0); why = "duplicate key"; /* _Sic_. */ + { errno = ERANGE; fail = "too many lines of text"; goto catch; } + if(!(idx = pair_map_table_get(&scan->scores.map, keyword))) + { fail = "keyword not introduced"; goto catch; } + if(scan->scores.array.data[idx].last.u32 >= date.u32) + { fail = "duplicate key in same day"; goto catch; } + scan->scores.array.data[idx].last.u32 = date.u32; + switch(linemap_tree_bulk_try(&scan->scores.dates, key, &pidx)) { + case TREE_PRESENT: assert(0); fail = "duplicate key"; /* _Sic_. */ case TREE_ERROR: goto catch; case TREE_ABSENT: *pidx = idx; break; } date32_to_string(date, &datestr); - fprintf(stderr, "%s: <%.*s>\n", datestr, (int)(s1 - s0), s0); + fprintf(stderr, "%s: score <%.*s>\n", datestr, (int)(s1 - s0), s0); continue; } } /* New score. */ @s0 keyword @s1 ":" => score_name { size_t *idx; - switch(pair_map_table_assign(&scores->map, pair(s0, s1), &idx)) { - case TABLE_PRESENT: errno = EDOM; why = "new keyword already used"; + switch(pair_map_table_assign(&scan->scores.map, + pair(s0, s1), &idx)) { + case TABLE_PRESENT: errno = EDOM; fail = "new keyword already used"; case TABLE_ERROR: goto catch; /* _Sic_. */ case TABLE_ABSENT: *idx = 0; break; } - if(!(score = score_array_new(&scores->array))) goto catch; - *idx = (size_t)(score - scores->array.data); + if(!(score = score_array_new(&scan->scores.array))) goto catch; + *idx = (size_t)(score - scan->scores.array.data); /* Offset. */ /*struct pair key, name; union date32 date, last; unsigned edges;*/ score->key.a = s0, score->key.b = s1; score->name.a = 0, score->name.b = 0; @@ -120,11 +177,11 @@ static int scan(union date32 date, const char *const buffer, date32_to_string(date, &datestr); fprintf(stderr, "%s: new score <%.*s> stored in list at %zu.\n", datestr, (int)(s1 - s0), s0, *idx); - goto also_add_to_tree; + goto also_score; } - * { why = "name unrecognized"; goto catch; } - * { why = "date unrecognized"; goto catch; } - * { why = "edges unrecognized"; goto catch; } + * { fail = "name unrecognized"; goto catch; } + * { fail = "date unrecognized"; goto catch; } + * { fail = "edges unrecognized"; goto catch; } ws* @s0 semitext+ (" " semitext+)* @s1 /* ws* */ ";" => score_date { assert(score); @@ -139,63 +196,64 @@ static int scan(union date32 date, const char *const buffer, if(!pair_to_natural(s0, s1, &score->edges)) goto catch; score = 0; /* Done. */ } + + */ } assert(0); /* Never gets here. */ catch: if(!errno) errno = EILSEQ; date32_to_string(date, &datestr); - fprintf(stderr, "%s line %zu: %s.\n", datestr, line, why); + fprintf(stderr, "%s line %zu: %s.\n", datestr, line, fail); return 0; } -void scores_(struct scores *const s) { - if(!s) return; - linetoindex_tree_(&s->dates); - pair_map_table_(&s->map); - score_array_(&s->array); +void scan_(struct scan *const scan) { + if(!scan) return; + linemap_tree_(&scan->scores.dates); + pair_map_table_(&scan->scores.map); + score_array_(&scan->scores.array); } -struct scores scores(struct journal *const j) { - struct scores s - = { score_array(), pair_map_table(), linetoindex_tree() }; +/** @param[jrnl] Must be constant throughout the use of the returned value. */ +struct scan scan(struct journal *const jrnl) { + struct scan scan = {0}; struct journal_iterator it; union date32 date; const char *text; - assert(j); - { /* Null is the first item for convenience, (TABLE_DEFAULT). */ + assert(jrnl); + + /* Null is the first item for convenience, (TABLE_DEFAULT). */ + { + struct source *nul; + if(!(nul = source_array_new(&scan.sources.array))) goto catch; + *nul = (struct source){0}; + } + { struct score *nul; - if(!(nul = score_array_new(&s.array))) goto catch; - nul->key.a = nul->key.b = nul->name.a = nul->name.b = 0; - nul->date.u32 = 0; - nul->edges = 0; - } - it = journal_iterator(j); - while(journal_next(&it, &date, &text)) { - char a[12]; - date32_to_string(date, &a); - printf(": %s\n", a); - printf("<<%s>>\n", text); - if(!scan(date, text, &s)) goto catch; + if(!(nul = score_array_new(&scan.scores.array))) goto catch; + *nul = (struct score){0}; } + + /* Scan all. */ + it = journal_iterator(jrnl); + while(journal_next(&it, &date, &text)) + if(!scan_day(&scan, date, text)) goto catch; fprintf(stderr, "List of scores: %s.\n" "Mapped to indices: %s.\n" - "Date-line tree: %s.\n", score_array_to_string(&s.array), - pair_map_table_to_string(&s.map), linetoindex_tree_to_string(&s.dates)); + "Date-line tree: %s.\n", + score_array_to_string(&scan.scores.array), + pair_map_table_to_string(&scan.scores.map), + linemap_tree_to_string(&scan.scores.dates)); goto finally; catch: - scores_(&s); + scan_(&scan); finally: - return s; + return scan; } -int scores_is_empty(const struct scores *const s) - { return !s || !s->dates.root.node; } - -const char *scores_to_string(const struct scores *const s) - { return assert(s), score_array_to_string(&s->array); } - -int scores_graph(struct scores *const scrs) { - struct linetoindex_tree_iterator it = linetoindex_tree_iterator(&scrs->dates); +int scan_scores_graph(struct scan *const scan) { + struct scores *const scrs = &scan->scores; + struct linemap_tree_iterator it = linemap_tree_iterator(&scrs->dates); union line64 line; struct score *score; @@ -208,9 +266,9 @@ int scores_graph(struct scores *const scrs) { "set output \"score.png\"\n"); printf("$Data <array.data + *linetoindex_tree_value(&it); + while(linemap_tree_next(&it)) { + line = linemap_tree_key(&it); + score = scrs->array.data + *linemap_tree_value(&it); char datestr[12]; date32_to_string(line.date, &datestr); score->score++;