- algo/sort.h: Use plural form of i_key (or i_val) to define default name for sort, like: <i_key>s_sort_n(data, n).

- Updated some examples.

3 files changed, 48 insertions, 50 deletions

diff --git a/misc/examples/coroutines/cotasks2.c b/misc/examples/coroutines/cotasks2.c
index 24a9f23f..4fdf98d9 100644
--- a/misc/examples/coroutines/cotasks2.c
+++ b/misc/examples/coroutines/cotasks2.c
@@ -42,18 +42,20 @@ int produce_items(struct produce_items* p, cco_runtime* rt)
 {
     cco_routine (p) {
         p->str = cstr_null;
+        p->next.cco_func = next_value;
         while (true)
         {
-            // await for next CCO_YIELD in next_value()
+            // await for next CCO_YIELD (or CCO_DONE) in next_value
             cco_task_await(&p->next, rt, CCO_YIELD);
             cstr_printf(&p->str, "item %d", p->next.val);
             print_time();
             printf("produced %s\n", cstr_str(&p->str));
             cco_yield();
         }
+
         cco_cleanup:
-            cstr_drop(&p->str);
-            puts("done produce");
+        cstr_drop(&p->str);
+        puts("done produce");
     }
     return 0;
 }
@@ -68,6 +70,8 @@ cco_task_struct (consume_items,
 int consume_items(struct consume_items* c, cco_runtime* rt)
 {
    cco_routine (c) {
+        c->produce.cco_func = produce_items;
+
         for (c->i = 1; c->i <= c->n; ++c->i)
         {
             printf("consume #%d\n", c->i);
@@ -75,10 +79,11 @@ int consume_items(struct consume_items* c, cco_runtime* rt)
             print_time();
             printf("consumed %s\n", cstr_str(&c->produce.str));
         }
+
         cco_cleanup:
-            cco_stop(&c->produce);
-            cco_task_resume(&c->produce, rt);
-            puts("done consume");
+        cco_stop(&c->produce);
+        cco_task_resume(&c->produce, rt);
+        puts("done consume");
     }
     return 0;
 }
@@ -86,18 +91,8 @@ int consume_items(struct consume_items* c, cco_runtime* rt)
 int main(void)
 {
     struct consume_items consume = {
-        .n=5,
-        .cco_func=consume_items,
-        .produce={.cco_func=produce_items, .next={.cco_func=next_value}},
+        .cco_func = consume_items,
+        .n = 5,
     };
-    int count = 0;
-
-    cco_task_blocking(&consume)
-    {
-        ++count;
-        //cco_sleep(0.001);
-        //if (consume.i == 3)
-        //    cco_stop(&consume);
-    }
-    printf("count: %d\n", count);
-}
\ No newline at end of file
+    cco_task_blocking(&consume);
+}
diff --git a/misc/examples/coroutines/triples.c b/misc/examples/coroutines/triples.c
index fe1ca7c3..9fd771ce 100644
--- a/misc/examples/coroutines/triples.c
+++ b/misc/examples/coroutines/triples.c
@@ -3,22 +3,14 @@
 #include <stdio.h>
 #include <stc/coroutine.h>
 
-int gcd(int a, int b) {
-    while (b) {
-        int t = a % b;
-        a = b;
-        b = t;
-    }
-    return a;
-}
-
-void triples_vanilla(int n) {
-    for (int c = 5, i = 0; n; ++c) {
+void triples_vanilla(int max_c) {
+    for (int c = 5, i = 0;; ++c) {
         for (int a = 1; a < c; ++a) {
             for (int b = a + 1; b < c; ++b) {
-                if ((int64_t)a*a + (int64_t)b*b == (int64_t)c*c && gcd(a, b) == 1) {
+                if ((int64_t)a*a + (int64_t)b*b == (int64_t)c*c) {
+                    if (c > max_c)
+                        goto done;
                     printf("%d: {%d, %d, %d}\n", ++i, a, b, c);
-                    if (--n == 0) goto done;
                 }
             }
         }
@@ -27,19 +19,21 @@ void triples_vanilla(int n) {
 }
 
 struct triples {
-    int size, count;
+    int max_c;
     int a, b, c;
     int cco_state;
 };
 
 int triples_coro(struct triples* t) {
     cco_routine(t) {
-        t->count = 0;
-        for (t->c = 5; t->size; ++t->c) {
+        for (t->c = 5;; ++t->c) {
             for (t->a = 1; t->a < t->c; ++t->a) {
                 for (t->b = t->a + 1; t->b < t->c; ++t->b) {
-                    if ((int64_t)t->a*t->a + (int64_t)t->b*t->b == (int64_t)t->c*t->c) {
-                        if (t->count++ == t->size)
+                    if ((int64_t)t->a * t->a +
+                        (int64_t)t->b * t->b ==
+                        (int64_t)t->c * t->c)
+                    {
+                        if (t->c > t->max_c)
                             cco_return;
                         cco_yield();
                     }
@@ -52,20 +46,29 @@ int triples_coro(struct triples* t) {
     return 0;
 }
 
+int gcd(int a, int b) {
+    while (b) {
+        int t = a % b;
+        a = b;
+        b = t;
+    }
+    return a;
+}
+
 int main(void)
 {
     puts("Vanilla triples:");
-    triples_vanilla(5);
+    triples_vanilla(20);
 
-    puts("\nCoroutine triples:");
-    struct triples t = {.size=INT32_MAX};
+    puts("\nCoroutine triples with GCD = 1:");
+    struct triples t = {.max_c = 100};
     int n = 0;
 
-    while (triples_coro(&t)) {
+    cco_call_blocking(triples_coro(&t)) {
         if (gcd(t.a, t.b) > 1)
             continue;
-        if (t.c < 100)
-            printf("%d: {%d, %d, %d}\n", ++n, t.a, t.b, t.c);
+        if (++n <= 20)
+            printf("%d: {%d, %d, %d}\n", n, t.a, t.b, t.c);
         else
             cco_stop(&t);
     }
diff --git a/misc/examples/smartpointers/music_arc.c b/misc/examples/smartpointers/music_arc.c
index 16111b0b..13d368c3 100644
--- a/misc/examples/smartpointers/music_arc.c
+++ b/misc/examples/smartpointers/music_arc.c
@@ -12,7 +12,7 @@ typedef struct
 int Song_cmp(const Song* x, const Song* y)
     { return cstr_cmp(&x->title, &y->title); }
 
-Song Song_make(const char* artist, const char* title)
+Song Song_init(const char* artist, const char* title)
     { return c_LITERAL(Song){cstr_from(artist), cstr_from(title)}; }
 
 void Song_drop(Song* s) {
@@ -34,9 +34,9 @@ void Song_drop(Song* s) {
 void example3(void)
 {
     SongVec vec1 = c_init(SongVec, {
-        Song_make("Bob Dylan", "The Times They Are A Changing"),
-        Song_make("Aretha Franklin", "Bridge Over Troubled Water"),
-        Song_make("Thalia", "Entre El Mar y Una Estrella")
+        Song_init("Bob Dylan", "The Times They Are A Changing"),
+        Song_init("Aretha Franklin", "Bridge Over Troubled Water"),
+        Song_init("Thalia", "Entre El Mar y Una Estrella")
     });
 
     SongVec vec2 = {0};
@@ -47,8 +47,8 @@ void example3(void)
 
     // Add a few more to vec2. We can use emplace when creating new entries
     // Emplace calls SongArc_from() on the argument to create the Arc:
-    SongVec_emplace(&vec2, Song_make("Michael Jackson", "Billie Jean"));
-    SongVec_emplace(&vec2, Song_make("Rihanna", "Stay"));
+    SongVec_emplace(&vec2, Song_init("Michael Jackson", "Billie Jean"));
+    SongVec_emplace(&vec2, Song_init("Rihanna", "Stay"));
 
     // We now have two vectors with some shared, some unique entries.
     c_forlist (i, SongVec, {vec1, vec2}) {