greg/skiplist
1
0
Fork 0
Code Issues Pull requests 2 Projects Releases Packages Wiki Activity

fixes

Browse source
This commit is contained in:
Gregory Burd 2024-03-18 15:42:59 -04:00
parent f6de9cb321
commit 5ad7c6bc35
2 changed files with 27 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
examples/slm.c
View file

@ -77,6 +77,8 @@ int main() {
n->value = -1;
api_skip_insert_slex(list, n);
api_skip_dot_slex(NULL, list);
/* Insert 10 key/value pairs into the list. */
for (int i = 0; i < 10; i++) {
SKIP_ALLOC_NODE(list, n, slex_node, entries);

39
include/sl.h
View file

@ -122,9 +122,9 @@ struct sl_trace {
} \
} while(0)
#define ARRAY_FREE(var) free((var)-2)
#define ARRAY_SIZE(list) (unsigned int)(uintptr_t)((list)-2)
#define ARRAY_SIZE(list) (unsigned int)(uintptr_t)(list)[-2]
#define ARRAY_SET_SIZE(list, size) (list)[-2] = (void *)(uintptr_t)(size)
#define ARRAY_LENGTH(list) (unsigned int)(uintptr_t)((list)-1)
#define ARRAY_LENGTH(list) (unsigned int)(uintptr_t)(list)[-1]
#define ARRAY_SET_LENGTH(list, len) (list)[-1] = (void *)(uintptr_t)(len)
/*
@ -363,14 +363,14 @@ struct sl_trace {
/* -- __skip_dot_node_ \
* Writes out a fragment of a DOT file representing a node. \
*/ \
static void __skip_dot_node_##decl(FILE *os, decl##_t *slist, decl##_node_t *node, size_t suffix, skip_sprintf_node_##decl##_t fn) { \
fprintf(os, "\"node%zu%p\"", suffix, (void*)node); \
static void __skip_dot_node_##decl(FILE *os, decl##_t *slist, decl##_node_t *node, size_t nsg, skip_sprintf_node_##decl##_t fn) { \
fprintf(os, "\"node%zu%p\"", nsg, (void*)node); \
fprintf(os, " [label = \""); \
size_t level = ARRAY_LENGTH(node->field.sle_next); \
do { \
fprintf(os, " { <w%zu> | <f%zu> %p }", level, level, (void*)node->field.sle_next[level]); \
if (level != 0) fprintf(os, " | "); \
} while (level--); \
} while(level--); \
if (fn) { \
char buf[2048]; \
fn(node, buf); \
@ -385,12 +385,14 @@ struct sl_trace {
level = 0; \
size_t size = ARRAY_LENGTH(node->field.sle_next); \
for (size_t level = 0; level <= size; level++) { \
fprintf(os, "\"node%zu%p\"", suffix, (void*)node); \
fprintf(os, ":f%zu -> SomeNode [style=solid];\n", level); \
fprintf(os, "\"node%zu%p\"", nsg, (void*)node); \
fprintf(os, ":f%zu -> ", level); \
fprintf(os, "\"node%zu%p\"", nsg, (void*)node->field.sle_next[level]); \
fprintf(os, ":w%zu [];\n", level); \
} \
\
if (node->field.sle_next[0]) \
__skip_dot_node_##decl(os, slist, node->field.sle_next[0], suffix, fn); \
__skip_dot_node_##decl(os, slist, node->field.sle_next[0], nsg, fn); \
} \
\
/* -- __skip_dot_finish_ \
@ -398,14 +400,22 @@ struct sl_trace {
*/ \
static void __skip_dot_finish_##decl(FILE *os, size_t nsg) { \
if (nsg > 0) { \
/* Link the nodes together with an invisible node. */ \
/* Link the nodes together with an invisible node. \
* node0 [shape=record, label = "<f0> | <f1> | <f2> | <f3> | <f4> | <f5> | <f6> | <f7> | <f8> | ", \
* style=invis, \
* width=0.01]; \
*/ \
fprintf(os, "node0 [shape=record, label = \""); \
for (size_t i = 0; i < nsg; ++i) { \
fprintf(os, "<f%zu> | ", i); \
} \
fprintf(os, "\", style=invis, width=0.01];\n"); \
\
/* Now connect nodes with invisible edges */ \
/* Now connect nodes with invisible edges \
* \
* node0:f0 -> HeadNode [style=invis]; \
* node0:f1 -> HeadNode1 [style=invis]; \
*/ \
for (size_t i = 0; i < nsg; ++i) { \
fprintf(os, "node0:f%zu -> HeadNode%zu [style=invis];\n", i, i);\
} \
@ -445,16 +455,17 @@ struct sl_trace {
fprintf(os, "];\n"); \
\
/* Edges for head node */ \
decl##_node_t *node = slist->slh_head; \
level = 0; \
do { \
fprintf(os, "\"HeadNode%zu\":f%zu -> ", nsg, level); \
/* Write logic to handle edge connections */ \
fprintf(os, "SomeNode [style=solid];\n"); \
} while(level++ < ARRAY_LENGTH(slist)); \
fprintf(os, "\"node%zu%p\"", nsg, (void*)node->field.sle_next[level]); \
fprintf(os, ":w%zu [];\n", level); \
} while(level++ < slist->level); \
fprintf(os, "}\n\n"); \
\
/* Now all nodes via level 0, if non-empty */ \
decl##_node_t *node = slist->slh_head; \
node = slist->slh_head; \
if (ARRAY_LENGTH(node->field.sle_next)) \
__skip_dot_node_##decl(os, slist, node, nsg, NULL); \
fprintf(os, "\n"); \