Loop the app.

src/httpserver.c

@@ -19,16 +19,24 @@ struct {
     { "PATCH", PATCH }
 };
 
+static volatile sig_atomic_t stop = 0;
+
+void handle_sigint(const int _)
+{
+    stop = 1;
+    printf("Caught SIGINT!\n");
+}
+
 void start_http_server(http_server_t* http_server, const char *addr, const short port)
 {
     const int server_fd = socket(AF_INET, SOCK_STREAM, 0);
     if (server_fd == -1)
     {
-        perror("Failed to create new socket.\n");
+        perror("Failed to create new socket");
         return;
     }
 
-    int opt = 1;
+    const int opt = 1;
     if (setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) {
         perror("setsockopt(SO_REUSEADDR) failed");
     }
@@ -41,21 +49,31 @@ void start_http_server(http_server_t* http_server, const char *addr, const short
     const int bind_c = bind(server_fd, (struct sockaddr*)&address, sizeof(address));
     if (bind_c == -1)
     {
-        perror("Failed to bind address.\n");
+        perror("Failed to bind address");
         return;
     }
 
     const int listen_c = listen(server_fd, 3);
     if (listen_c == -1)
     {
-        perror("Failed to begin listening.\n");
+        perror("Failed to begin listening");
         return;
     }
 
+    struct sigaction sa;
+    sa.sa_handler = handle_sigint;
+    sigemptyset(&sa.sa_mask);
+    sa.sa_flags = 0;
+    sigaction(SIGINT, &sa, nullptr);
+
     printf("Server is listening on %s:%d...\n", addr, port);
 
     size_t addr_len = sizeof(address);
-    process_conn(http_server, server_fd, (struct sockaddr*)&address, (socklen_t*)&addr_len);
+
+    while (!stop)
+    {
+        process_conn(http_server, server_fd, (struct sockaddr*)&address, (socklen_t*)&addr_len);
+    }
 
     close(server_fd);
 }
@@ -65,7 +83,7 @@ void process_conn(const http_server_t* http_server, const int server_fd, struct
     const int socket_d = accept(server_fd, address, addr_len);
     if (socket_d == -1)
     {
-        perror("Failed to accept connection.\n");
+        perror("Failed to accept connection");
         return;
     }
 
@@ -74,7 +92,7 @@ void process_conn(const http_server_t* http_server, const int server_fd, struct
     const ssize_t bytes_read = read(socket_d, buffer, 1024);
     if (bytes_read == -1)
     {
-        perror("Failed white reading socket.");
+        perror("Failed while reading socket");
         return;
     }
 
@@ -109,6 +127,8 @@ void process_conn(const http_server_t* http_server, const int server_fd, struct
     http_request.http_content = nullptr;
     http_request.http_content_len = 0;
 
+    // TODO: Needs functionality to continue reading the request if didn't receive the whole thing,
+    //       and figuring when there are two requests read at once. Boring packet stuff basically.
     for (int i = 0; i < bytes_read; i++)
     {
         bool drop = false;

src/httpserver.h

@@ -7,6 +7,7 @@
 #define SIMPLEHTTPSERVER_H
 
 #include <netdb.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>