make: added 'watch' rule. improved 'runserver' rule.

1 files changed, 81 insertions, 0 deletions

diff --git a/src/blogc-make/httpd.c b/src/blogc-make/httpd.c
new file mode 100644
index 0000000..7d67b57
--- /dev/null
+++ b/src/blogc-make/httpd.c
@@ -0,0 +1,81 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2017 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pthread.h>
+#include "../common/utils.h"
+#include "ctx.h"
+#include "exec.h"
+#include "reloader.h"
+#include "httpd.h"
+
+// we are not going to unit-test these functions, then printing errors
+// directly is not a big issue
+
+
+typedef struct {
+    bm_ctx_t *ctx;
+    bc_trie_t *args;
+} bm_httpd_t;
+
+
+static void*
+httpd_thread(void *arg)
+{
+    bm_httpd_t *httpd = arg;
+
+    int rv = bm_exec_blogc_runserver(httpd->ctx, bc_trie_lookup(httpd->args, "host"),
+        bc_trie_lookup(httpd->args, "port"), bc_trie_lookup(httpd->args, "threads"));
+
+    free(httpd);
+
+    // stop the reloader
+    bm_reloader_stop(rv);
+
+    return NULL;
+}
+
+
+int
+bm_httpd_run(bm_ctx_t **ctx, bm_rule_exec_func_t rule_exec, bc_slist_t *outputs,
+    bc_trie_t *args)
+{
+    int err;
+
+    pthread_attr_t attr;
+    if (0 != (err = pthread_attr_init(&attr))) {
+        fprintf(stderr, "blogc-make: error: failed to initialize httpd "
+            "thread attributes: %s\n", strerror(err));
+        return 3;
+    }
+
+    // we run the thread detached, because we don't want to wait it to join
+    // before exiting. the OS can clean it properly
+    if (0 != (err = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED))) {
+        fprintf(stderr, "blogc-make: error: failed to mark httpd thread as "
+            "detached: %s\n", strerror(err));
+        return 3;
+    }
+
+    bm_httpd_t *rv = bc_malloc(sizeof(bm_httpd_t));
+    rv->ctx = *ctx;
+    rv->args = args;
+
+    pthread_t thread;
+    if (0 != (err = pthread_create(&thread, &attr, httpd_thread, rv))) {
+        fprintf(stderr, "blogc-make: error: failed to create httpd "
+            "thread: %s\n", strerror(err));
+        free(rv);
+        return 3;
+    }
+
+    // run the reloader
+    return bm_reloader_run(ctx, rule_exec, outputs, args);
+}