Use int debug level

examples/captive-dns-server/main.c

@@ -48,7 +48,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 int main(void) {
   struct mg_mgr mgr;
 
-  mg_log_set("3");                          // Set log level
+  mg_log_set(MG_LL_DEBUG);                  // Set log level
   mg_mgr_init(&mgr);                        // Initialise event manager
   mg_listen(&mgr, s_listen_url, fn, NULL);  // Start DNS server
   for (;;) mg_mgr_poll(&mgr, 1000);         // Event loop

examples/device-dashboard/main.c

@@ -8,7 +8,7 @@ void device_dashboard_fn(struct mg_connection *, int, void *, void *);
 
 int main(void) {
   struct mg_mgr mgr;
-  mg_log_set("2");  // Set to 3 for debug, to 4 for very verbose level
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
   mg_mgr_init(&mgr);
   mg_http_listen(&mgr, s_listening_url, device_dashboard_fn, &mgr);
   MG_INFO(("Listening on %s", s_listening_url));

examples/esp32/device-dashboard/main/main.c

@@ -27,7 +27,7 @@ void app_main(void) {
 
   // Connected to WiFi, now start HTTP server
   struct mg_mgr mgr;
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_mgr_init(&mgr);
   MG_INFO(("Mongoose v%s on %s", MG_VERSION, s_listening_url));
   mg_http_listen(&mgr, s_listening_url, device_dashboard_fn, &mgr);

examples/esp32/uart-bridge/main/cli.c

@@ -71,7 +71,7 @@ void cli(uint8_t input_byte) {
     } else if (strcmp(buf0, "reboot") == 0) {
       esp_restart();
     } else if (strcmp(buf0, "ll") == 0) {
-      mg_log_set(buf1);
+      mg_log_set(atoi(buf1));
     } else if (strcmp(buf0, "wifi") == 0) {
       cli_wifi(buf1, buf2);
     } else {

examples/esp32/uart-bridge/main/main.c

@@ -42,7 +42,7 @@ void app_main(void) {
   // Connected to WiFi, now start HTTP server
   struct mg_mgr mgr;
   mg_mgr_init(&mgr);
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   MG_INFO(("Mongoose v%s on %s", MG_VERSION, s_listening_url));
   mg_http_listen(&mgr, s_listening_url, uart_bridge_fn, &mgr);
   for (;;) mg_mgr_poll(&mgr, 10);  // Infinite event loop

examples/esp8266/src/main/main.c

@@ -34,7 +34,7 @@ static void cb2(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 // Called after we're connected to WiFi network
 static void run_mongoose(void) {
   struct mg_mgr mgr;
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_mgr_init(&mgr);
   mg_http_listen(&mgr, SERVER_URL, cb, &mgr);    // Listening server
   mg_http_connect(&mgr, CLIENT_URL, cb2, &mgr);  // Example client

examples/file-upload-html-form/main.c

@@ -41,7 +41,7 @@ int main(void) {
   struct mg_mgr mgr;
 
   mg_mgr_init(&mgr);
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_http_listen(&mgr, "http://localhost:8000", cb, NULL);
 
   for (;;) mg_mgr_poll(&mgr, 50);

examples/file-upload-multiple-posts/main.c

@@ -30,7 +30,7 @@ int main(void) {
   struct mg_timer t1;
 
   mg_mgr_init(&mgr);
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_http_listen(&mgr, "http://localhost:8000", cb, NULL);
 
   for (;;) mg_mgr_poll(&mgr, 50);

examples/file-upload-single-post/main.c

@@ -37,7 +37,7 @@ int main(void) {
   struct mg_mgr mgr;
 
   mg_mgr_init(&mgr);
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
   mg_http_listen(&mgr, "http://localhost:8000", cb, NULL);
 
   for (;;) mg_mgr_poll(&mgr, 50);

examples/http-client/main.c

@@ -5,7 +5,7 @@
 // print the response and exit.
 // You can change `s_url` from the command line by executing: ./example YOUR_URL
 //
-// To enable SSL/TLS, make SSL=OPENSSL or make SSL=MBEDTLS 
+// To enable SSL/TLS, make SSL=OPENSSL or make SSL=MBEDTLS
 
 #include "mongoose.h"
 
@@ -63,7 +63,7 @@ int main(int argc, char *argv[]) {
   struct mg_mgr mgr;              // Event manager
   bool done = false;              // Event handler flips it to true
   if (argc > 1) s_url = argv[1];  // Use URL provided in the command line
-  mg_log_set(log_level);          // Set to 0 to disable debug
+  mg_log_set(atoi(log_level));    // Set to 0 to disable debug
   mg_mgr_init(&mgr);              // Initialise event manager
   mg_http_connect(&mgr, s_url, fn, &done);  // Create client connection
   while (!done) mg_mgr_poll(&mgr, 50);      // Event manager loops until 'done'

examples/http-restful-server/main.c

@@ -9,7 +9,7 @@
 //    any other URI serves static files from s_root_dir
 //
 // To enable SSL/TLS (using self-signed certificates in PEM files),
-//    1. make SSL=OPENSSL or make SSL=MBEDTLS 
+//    1. make SSL=OPENSSL or make SSL=MBEDTLS
 //    2. curl -k https://127.0.0.1:8443
 
 #include "mongoose.h"
@@ -58,7 +58,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 
 int main(void) {
   struct mg_mgr mgr;                            // Event manager
-  mg_log_set("2");                              // Set to 3 to enable debug
+  mg_log_set(MG_LL_DEBUG);                      // Set log level
   mg_mgr_init(&mgr);                            // Initialise event manager
   mg_http_listen(&mgr, s_http_addr, fn, NULL);  // Create HTTP listener
   mg_http_listen(&mgr, s_https_addr, fn, (void *) 1);  // HTTPS listener

examples/http-reverse-proxy/main.c

@@ -7,11 +7,11 @@
 //
 // To enable SSL/TLS, add SSL=OPENSSL or SSL=MBEDTLS
 
-static const char *s_backend_url = 
+static const char *s_backend_url =
 #if defined(MG_ENABLE_MBEDTLS) || defined(MG_ENABLE_OPENSSL)
-                                   "https://cesanta.com";
+    "https://cesanta.com";
 #else
-                                   "http://info.cern.ch";
+    "http://info.cern.ch";
 #endif
 static const char *s_listen_url = "http://localhost:8000";
 
@@ -75,7 +75,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 int main(void) {
   struct mg_mgr mgr;
 
-  mg_log_set("3");                               // Set log level
+  mg_log_set(MG_LL_DEBUG);                       // Set log level
   mg_mgr_init(&mgr);                             // Initialise event manager
   mg_http_listen(&mgr, s_listen_url, fn, NULL);  // Start proxy
   for (;;) mg_mgr_poll(&mgr, 1000);              // Event loop

examples/http-server/main.c

@@ -4,7 +4,7 @@
 #include <signal.h>
 #include "mongoose.h"
 
-static const char *s_debug_level = "2";
+static int s_debug_level = MG_LL_INFO;
 static const char *s_root_dir = ".";
 static const char *s_listening_address = "http://0.0.0.0:8000";
 static const char *s_enable_hexdump = "no";
@@ -44,7 +44,7 @@ static void usage(const char *prog) {
           "  -S PAT    - SSI filename pattern, default: '%s'\n"
           "  -d DIR    - directory to serve, default: '%s'\n"
           "  -l ADDR   - listening address, default: '%s'\n"
-          "  -v LEVEL  - debug level, from 0 to 4, default: '%s'\n",
+          "  -v LEVEL  - debug level, from 0 to 4, default: %d\n",
           MG_VERSION, prog, s_enable_hexdump, s_ssi_pattern, s_root_dir,
           s_listening_address, s_debug_level);
   exit(EXIT_FAILURE);
@@ -67,7 +67,7 @@ int main(int argc, char *argv[]) {
     } else if (strcmp(argv[i], "-l") == 0) {
       s_listening_address = argv[++i];
     } else if (strcmp(argv[i], "-v") == 0) {
-      s_debug_level = argv[++i];
+      s_debug_level = atoi(argv[++i]);
     } else {
       usage(argv[0]);
     }

examples/http-streaming-client/main.c

@@ -60,7 +60,7 @@ int main(int argc, char *argv[]) {
   bool done = false;                        // Event handler flips it to true
   const char *log_level = getenv("V");      // Log level
   if (log_level == NULL) log_level = "3";   // If not set, set to DEBUG
-  mg_log_set(log_level);                    // Set to 0 to disable debug log
+  mg_log_set(atoi(log_level));              // Set to 0 to disable debug log
   if (argc > 1) s_url = argv[1];            // Use URL from command line
   mg_mgr_init(&mgr);                        // Initialise event manager
   mg_http_connect(&mgr, s_url, fn, &done);  // Create client connection

examples/json-rpc-over-websocket/main.c

@@ -67,9 +67,9 @@ static void timer_fn(void *arg) {
 }
 
 int main(void) {
-  struct mg_mgr mgr;  // Event manager
-  mg_mgr_init(&mgr);  // Init event manager
-  mg_log_set("3");
+  struct mg_mgr mgr;        // Event manager
+  mg_mgr_init(&mgr);        // Init event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_timer_add(&mgr, 5000, MG_TIMER_REPEAT, timer_fn, &mgr);  // Init timer
 
   // Configure JSON-RPC functions we're going to handle

examples/mip-pcap/main.c

@@ -68,9 +68,9 @@ int main(int argc, char *argv[]) {
   const char *bpf = NULL;  // "host x.x.x.x or ether host ff:ff:ff:ff:ff:ff";
   char errbuf[PCAP_ERRBUF_SIZE] = "";
 
-  struct mg_mgr mgr;  // Event manager
-  mg_mgr_init(&mgr);  // Initialise event manager
-  mg_log_set("3");    // Set debug log level
+  struct mg_mgr mgr;        // Event manager
+  mg_mgr_init(&mgr);        // Initialise event manager
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
   mg_timer_add(&mgr, 3000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn, &mgr);
 
   // Parse options

examples/mqtt-over-ws-client/main.c

@@ -80,10 +80,10 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 }
 
 int main(void) {
-  struct mg_mgr mgr;  // Event manager
-  bool done = false;  // Event handler flips it to true when done
-  mg_mgr_init(&mgr);  // Initialise event manager
-  mg_log_set("4");    // Set debug log level
+  struct mg_mgr mgr;        // Event manager
+  bool done = false;        // Event handler flips it to true when done
+  mg_mgr_init(&mgr);        // Initialise event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_ws_connect(&mgr, s_url, fn, &done, NULL);    // Create client connection
   while (done == false) mg_mgr_poll(&mgr, 1000);  // Event loop
   mg_mgr_free(&mgr);                              // Finished, cleanup

examples/multi-threaded/main.c

@@ -78,7 +78,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 int main(void) {
   struct mg_mgr mgr;
   mg_mgr_init(&mgr);
-  mg_log_set("3");
+  mg_log_set(MG_LL_DEBUG);  // Set debug log level
   mg_http_listen(&mgr, "http://localhost:8000", fn, NULL);  // Create listener
   for (;;) mg_mgr_poll(&mgr, 1000);                         // Event loop
   mg_mgr_free(&mgr);                                        // Cleanup

examples/sntp-time-sync/main.c

@@ -42,9 +42,9 @@ static void timer_fn(void *arg) {
 }
 
 int main(void) {
-  struct mg_mgr mgr;  // Event manager
-  mg_mgr_init(&mgr);  // Initialise event manager
-  mg_log_set("3");    // Set debug log level
+  struct mg_mgr mgr;        // Event manager
+  mg_mgr_init(&mgr);        // Initialise event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_timer_add(&mgr, 5000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn, &mgr);
   for (;;) mg_mgr_poll(&mgr, 300);  // Infinite event loop
   mg_mgr_free(&mgr);                // Free manager resources

examples/socks5-server/main.c

@@ -164,7 +164,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 
 int main(void) {
   struct mg_mgr mgr;                     // Event manager
-  mg_log_set("3");                       // Set to 0 to disable debug
+  mg_log_set(MG_LL_DEBUG);               // Set log level
   mg_mgr_init(&mgr);                     // Initialise event manager
   mg_listen(&mgr, s_lsn, fn, NULL);      // Create client connection
   while (true) mg_mgr_poll(&mgr, 1000);  // Infinite event loop

examples/stm32/nucleo-f746zg-baremetal/main.c

@@ -124,9 +124,9 @@ int main(void) {
   RCC->AHB1RSTR |= BIT(25);                     // ETHMAC force reset
   RCC->AHB1RSTR &= ~BIT(25);                    // ETHMAC release reset
 
-  struct mg_mgr mgr;  // Initialise Mongoose event manager
-  mg_mgr_init(&mgr);  // and attach it to the MIP interface
-  mg_log_set("2");
+  struct mg_mgr mgr;        // Initialise Mongoose event manager
+  mg_mgr_init(&mgr);        // and attach it to the MIP interface
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_timer_add(&mgr, 1000, MG_TIMER_REPEAT, blink_cb, &mgr);
   mg_timer_add(&mgr, 5000, MG_TIMER_REPEAT, sntp_cb, &mgr);
   mg_http_listen(&mgr, "http://0.0.0.0:80", fn, NULL);

examples/stm32/stm32-freertos-tcp/main.c

@@ -4,7 +4,7 @@
 #include "device.h"
 #include "mongoose.h"
 
-static const char *s_debug_level = "4";
+static int s_debug_level = MG_LL_VERBOSE;
 static const char *s_listening_address = "http://0.0.0.0:80";
 
 // Event handler for the listening connection.

examples/tcp/main.c

@@ -79,8 +79,8 @@ int main(void) {
   struct mg_mgr mgr;  // Event manager
   struct mg_connection *c;
 
-  mg_log_set("2");    // Set to 0 to disable debug
-  mg_mgr_init(&mgr);  // Initialize event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
+  mg_mgr_init(&mgr);        // Initialize event manager
   mg_timer_add(&mgr, 15000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn,
                &mgr);                     // Init timer for demo purposes, 15s
   c = mg_listen(&mgr, s_lsn, sfn, NULL);  // Create server connection

examples/timers/main.c

@@ -42,12 +42,12 @@ static void timer_fn(void *arg) {
 }
 
 int main(void) {
-  struct mg_mgr mgr;  // Event manager
-  mg_mgr_init(&mgr);  // Initialise event manager
-  mg_log_set("3");    // Set debug log level
+  struct mg_mgr mgr;        // Event manager
+  mg_mgr_init(&mgr);        // Initialise event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_timer_add(&mgr, 1000, MG_TIMER_REPEAT, timer_fn, &mgr);
   mg_http_listen(&mgr, s_listen_on, fn, NULL);  // Create HTTP listener
-  for (;;) mg_mgr_poll(&mgr, 500);             // Infinite event loop
+  for (;;) mg_mgr_poll(&mgr, 500);              // Infinite event loop
   mg_mgr_free(&mgr);                            // Free manager resources
   return 0;
 }

examples/uart-bridge/main.c

@@ -8,7 +8,7 @@ void uart_bridge_fn(struct mg_connection *, int, void *, void *);
 
 int main(void) {
   struct mg_mgr mgr;
-  mg_log_set("2");  // Set to 3 for debug, to 4 for very verbose level
+  mg_log_set(MG_LL_DEBUG);
   mg_mgr_init(&mgr);
   mg_http_listen(&mgr, s_listening_url, uart_bridge_fn, &mgr);
   MG_INFO(("Listening on %s", s_listening_url));

examples/uart-bridge/net.c

@@ -181,7 +181,7 @@ void uart_bridge_fn(struct mg_connection *c, int ev, void *ev_data,
     s_state.mqtt.url = strdup(DEFAULT_MQTT);
     mg_timer_add(c->mgr, 20, MG_TIMER_REPEAT, timer_fn, c->mgr);
     uart_init(s_state.tx, s_state.rx, s_state.baud);
-    // mg_log_set("3");
+    // mg_log_set(MG_LL_DEBUG);                  // Set log level
   } else if (ev == MG_EV_HTTP_MSG) {
     struct mg_http_message *hm = (struct mg_http_message *) ev_data;
     if (mg_http_match_uri(hm, "/api/hi")) {

examples/websocket-client/main.c

@@ -35,7 +35,7 @@ int main(void) {
   bool done = false;        // Event handler flips it to true
   struct mg_connection *c;  // Client connection
   mg_mgr_init(&mgr);        // Initialise event manager
-  mg_log_set("4");
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   c = mg_ws_connect(&mgr, s_url, fn, &done, NULL);     // Create client
   while (c && done == false) mg_mgr_poll(&mgr, 1000);  // Wait for echo
   mg_mgr_free(&mgr);                                   // Deallocate resources

examples/webui-login/main.c

@@ -66,7 +66,7 @@ void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 
 int main(void) {
   struct mg_mgr mgr;
-  mg_log_set("2");  // Set to 3 for debug, to 4 for very verbose level
+  mg_log_set(MG_LL_DEBUG);
   mg_mgr_init(&mgr);
   mg_http_listen(&mgr, s_listening_url, fn, &mgr);
   while (mgr.conns != NULL) mg_mgr_poll(&mgr, 500);

examples/webui-plain/main.c

@@ -54,7 +54,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 
 int main(void) {
   struct mg_mgr mgr;                            // Event manager
-  mg_log_set("2");                              // Set to 3 to enable debug
+  mg_log_set(MG_LL_INFO);                       // Set to 3 to enable debug
   mg_mgr_init(&mgr);                            // Initialise event manager
   mg_http_listen(&mgr, s_http_addr, fn, NULL);  // Create HTTP listener
   for (;;) mg_mgr_poll(&mgr, 1000);             // Infinite event loop

examples/webui-push-ws/main.c

@@ -43,9 +43,9 @@ static void timer_fn(void *arg) {
 }
 
 int main(void) {
-  struct mg_mgr mgr;  // Event manager
-  mg_mgr_init(&mgr);  // Initialise event manager
-  mg_log_set("2");    // Set debug log level
+  struct mg_mgr mgr;        // Event manager
+  mg_mgr_init(&mgr);        // Initialise event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
   mg_timer_add(&mgr, 2000, MG_TIMER_REPEAT, timer_fn, &mgr);
   mg_http_listen(&mgr, s_listen_on, fn, NULL);  // Create HTTP listener
   for (;;) mg_mgr_poll(&mgr, 500);              // Infinite event loop

examples/webui-rest/main.c

@@ -39,7 +39,7 @@ static void fn(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
 
 int main(void) {
   struct mg_mgr mgr;                            // Event manager
-  mg_log_set("2");                              // Set to 3 to enable debug
+  mg_log_set(MG_LL_DEBUG);                      // Set log level
   mg_mgr_init(&mgr);                            // Initialise event manager
   mg_http_listen(&mgr, s_http_addr, fn, NULL);  // Create HTTP listener
   for (;;) mg_mgr_poll(&mgr, 1000);             // Infinite event loop

examples/zephyr/http-client/src/main.c

@@ -4,7 +4,6 @@
 #include "certs.h"
 #include "mongoose.h"
 
-static const char *s_debug_level = "3";
 static time_t s_boot_timestamp = 0;
 static struct mg_connection *s_sntp_conn = NULL;
 static const char *s_url = "https://example.org/";
@@ -89,7 +88,7 @@ static void timer_fn(void *arg) {
 }
 
 int main(int argc, char *argv[]) {
-  mg_log_set(s_debug_level);
+  mg_log_set(MG_LL_DEBUG);
 
   mg_mgr_init(&s_mgr);
   mg_timer_add(&s_mgr, 5000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn,

examples/zephyr/http-server/src/main.c

@@ -4,7 +4,6 @@
 #include "certs.h"
 #include "mongoose.h"
 
-static const char *s_debug_level = "3";
 static const char *s_web_dir = "/";
 static const char *s_http_addr = "http://0.0.0.0:8000";
 static const char *s_https_addr = "https://0.0.0.0:8443";
@@ -72,7 +71,7 @@ static void timer_fn(void *arg) {
 int main(int argc, char *argv[]) {
   struct mg_mgr mgr;
 
-  mg_log_set(s_debug_level);
+  mg_log_set(MG_LL_DEBUG);
 
   mg_mgr_init(&mgr);
   mg_http_listen(&mgr, s_http_addr, wcb, NULL);

examples/zephyr/mqtt-aws-client/src/main.c

@@ -6,7 +6,6 @@
 
 struct mg_mgr mgr;
 
-static const char *s_debug_level = "3";
 static time_t s_boot_timestamp = 0;
 static struct mg_connection *s_sntp_conn = NULL;
 static const char *s_url =
@@ -87,7 +86,7 @@ static void timer_fn(void *arg) {
 }
 
 int main(int argc, char *argv[]) {
-  mg_log_set(s_debug_level);
+  mg_log_set(MG_LL_DEBUG);
 
   mg_mgr_init(&mgr);
   mg_timer_add(&mgr, 5000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn, &mgr);

examples/zephyr/websocket-server/src/main.c

@@ -4,7 +4,6 @@
 #include "certs.h"
 #include "mongoose.h"
 
-static const char *s_debug_level = "3";
 static const char *s_web_dir = "/";
 static const char *s_ws_addr = "ws://0.0.0.0:8000";
 static const char *s_wss_addr = "wss://0.0.0.0:8443";
@@ -66,9 +65,8 @@ static void timer_fn(void *arg) {
 int main(int argc, char *argv[]) {
   struct mg_mgr mgr;
 
-  mg_log_set(s_debug_level);
-
   mg_mgr_init(&mgr);
+  mg_log_set(MG_LL_DEBUG);
   mg_http_listen(&mgr, s_ws_addr, fn, NULL);
   mg_http_listen(&mgr, s_wss_addr, fn, &mgr);
   mg_timer_add(&mgr, 5000, MG_TIMER_REPEAT | MG_TIMER_RUN_NOW, timer_fn, &mgr);

mongoose.c

@@ -2708,7 +2708,7 @@ static void default_logger(unsigned char c) {
   (void) c;
 }
 
-static const char *s_spec = "2";
+static int s_level = MG_LL_INFO;
 static void (*s_log_func)(unsigned char) = default_logger;
 
 void mg_log_set_fn(void (*fn)(unsigned char)) {
@@ -2724,29 +2724,17 @@ static void logs(const char *buf, size_t len) {
   for (i = 0; i < len; i++) logc(((unsigned char *) buf)[i]);
 }
 
-void mg_log_set(const char *spec) {
-  MG_DEBUG(("Setting log level to %s", spec));
-  s_spec = spec;
+void mg_log_set(int log_level) {
+  MG_DEBUG(("Setting log level to %d", log_level));
+  s_level = log_level;
 }
 
 bool mg_log_prefix(int level, const char *file, int line, const char *fname) {
-  // static unsigned long seq;
-  int max = MG_LL_INFO;
-  struct mg_str k, v, s = mg_str(s_spec);
-  const char *p = strrchr(file, '/');
-
-  if (p == NULL) p = strrchr(file, '\\');
-  p = p == NULL ? file : p + 1;
-
-  while (mg_commalist(&s, &k, &v)) {
-    if (v.len == 0) max = atoi(k.ptr);
-    if (v.len > 0 && strncmp(p, k.ptr, k.len) == 0) max = atoi(v.ptr);
-  }
-
-  if (level <= max) {
+  if (level <= s_level) {
+    const char *p = strrchr(file, MG_DIRSEP);
     char buf[41];
     size_t n = mg_snprintf(buf, sizeof(buf), "%llx %d %s:%d:%s", mg_millis(),
-                           level, p, line, fname);
+                           level, p == NULL ? fname : p + 1, line, fname);
     if (n > sizeof(buf) - 2) n = sizeof(buf) - 2;
     while (n < sizeof(buf)) buf[n++] = ' ';
     logs(buf, n - 1);
@@ -4238,8 +4226,9 @@ static void read_conn(struct mg_connection *c) {
     char *buf = (char *) &c->recv.buf[c->recv.len];
     size_t len = c->recv.size - c->recv.len;
     n = c->is_tls ? mg_tls_recv(c, buf, len) : mg_sock_recv(c, buf, len);
-    MG_DEBUG(("%lu %p %d:%d %ld err %d", c->id, c->fd, (int) c->send.len,
-              (int) c->recv.len, n, MG_SOCK_ERRNO));
+    MG_DEBUG(("%lu %p snd %ld/%ld rcv %ld/%ld n=%ld err=%d", c->id, c->fd,
+              (long) c->send.len, (long) c->send.size, (long) c->recv.len,
+              (long) c->recv.size, n, MG_SOCK_ERRNO));
     iolog(c, buf, n, true);
   }
 }
@@ -4248,8 +4237,9 @@ static void write_conn(struct mg_connection *c) {
   char *buf = (char *) c->send.buf;
   size_t len = c->send.len;
   long n = c->is_tls ? mg_tls_send(c, buf, len) : mg_sock_send(c, buf, len);
-  MG_DEBUG(("%lu %p %d:%d %ld err %d", c->id, c->fd, (int) c->send.len,
-            (int) c->recv.len, n, MG_SOCK_ERRNO));
+  MG_DEBUG(("%lu %p snd %ld/%ld rcv %ld/%ld n=%ld err=%d", c->id, c->fd,
+            (long) c->send.len, (long) c->send.size, (long) c->recv.len,
+            (long) c->recv.size, n, MG_SOCK_ERRNO));
   iolog(c, buf, n, false);
 }
 

mongoose.h

@@ -775,7 +775,7 @@ char *mg_vmprintf(const char *fmt, va_list ap);
 enum { MG_LL_NONE, MG_LL_ERROR, MG_LL_INFO, MG_LL_DEBUG, MG_LL_VERBOSE };
 void mg_log(const char *fmt, ...);
 bool mg_log_prefix(int ll, const char *file, int line, const char *fname);
-void mg_log_set(const char *spec);
+void mg_log_set(int log_level);
 void mg_hexdump(const void *buf, size_t len);
 void mg_log_set_fn(void (*logfunc)(unsigned char ch));
 

src/log.c

@@ -8,7 +8,7 @@ static void default_logger(unsigned char c) {
   (void) c;
 }
 
-static const char *s_spec = "2";
+static int s_level = MG_LL_INFO;
 static void (*s_log_func)(unsigned char) = default_logger;
 
 void mg_log_set_fn(void (*fn)(unsigned char)) {
@@ -24,29 +24,17 @@ static void logs(const char *buf, size_t len) {
   for (i = 0; i < len; i++) logc(((unsigned char *) buf)[i]);
 }
 
-void mg_log_set(const char *spec) {
-  MG_DEBUG(("Setting log level to %s", spec));
-  s_spec = spec;
+void mg_log_set(int log_level) {
+  MG_DEBUG(("Setting log level to %d", log_level));
+  s_level = log_level;
 }
 
 bool mg_log_prefix(int level, const char *file, int line, const char *fname) {
-  // static unsigned long seq;
-  int max = MG_LL_INFO;
-  struct mg_str k, v, s = mg_str(s_spec);
-  const char *p = strrchr(file, '/');
-
-  if (p == NULL) p = strrchr(file, '\\');
-  p = p == NULL ? file : p + 1;
-
-  while (mg_commalist(&s, &k, &v)) {
-    if (v.len == 0) max = atoi(k.ptr);
-    if (v.len > 0 && strncmp(p, k.ptr, k.len) == 0) max = atoi(v.ptr);
-  }
-
-  if (level <= max) {
+  if (level <= s_level) {
+    const char *p = strrchr(file, MG_DIRSEP);
     char buf[41];
     size_t n = mg_snprintf(buf, sizeof(buf), "%llx %d %s:%d:%s", mg_millis(),
-                           level, p, line, fname);
+                           level, p == NULL ? fname : p + 1, line, fname);
     if (n > sizeof(buf) - 2) n = sizeof(buf) - 2;
     while (n < sizeof(buf)) buf[n++] = ' ';
     logs(buf, n - 1);

src/log.h

@@ -6,7 +6,7 @@
 enum { MG_LL_NONE, MG_LL_ERROR, MG_LL_INFO, MG_LL_DEBUG, MG_LL_VERBOSE };
 void mg_log(const char *fmt, ...);
 bool mg_log_prefix(int ll, const char *file, int line, const char *fname);
-void mg_log_set(const char *spec);
+void mg_log_set(int log_level);
 void mg_hexdump(const void *buf, size_t len);
 void mg_log_set_fn(void (*logfunc)(unsigned char ch));
 

src/sock.c

@@ -292,8 +292,9 @@ static void read_conn(struct mg_connection *c) {
     char *buf = (char *) &c->recv.buf[c->recv.len];
     size_t len = c->recv.size - c->recv.len;
     n = c->is_tls ? mg_tls_recv(c, buf, len) : mg_sock_recv(c, buf, len);
-    MG_DEBUG(("%lu %p %d:%d %ld err %d", c->id, c->fd, (int) c->send.len,
-              (int) c->recv.len, n, MG_SOCK_ERRNO));
+    MG_DEBUG(("%lu %p snd %ld/%ld rcv %ld/%ld n=%ld err=%d", c->id, c->fd,
+              (long) c->send.len, (long) c->send.size, (long) c->recv.len,
+              (long) c->recv.size, n, MG_SOCK_ERRNO));
     iolog(c, buf, n, true);
   }
 }
@@ -302,8 +303,9 @@ static void write_conn(struct mg_connection *c) {
   char *buf = (char *) c->send.buf;
   size_t len = c->send.len;
   long n = c->is_tls ? mg_tls_send(c, buf, len) : mg_sock_send(c, buf, len);
-  MG_DEBUG(("%lu %p %d:%d %ld err %d", c->id, c->fd, (int) c->send.len,
-            (int) c->recv.len, n, MG_SOCK_ERRNO));
+  MG_DEBUG(("%lu %p snd %ld/%ld rcv %ld/%ld n=%ld err=%d", c->id, c->fd,
+            (long) c->send.len, (long) c->send.size, (long) c->recv.len,
+            (long) c->recv.size, n, MG_SOCK_ERRNO));
   iolog(c, buf, n, false);
 }
 

test/fuzz.c

@@ -7,7 +7,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *, size_t);
 #endif
 
 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
-  mg_log_set("0");
+  mg_log_set(MG_LL_NONE);
 
   struct mg_dns_message dm;
   mg_dns_parse(data, size, &dm);

test/unit_test.c

@@ -2483,7 +2483,7 @@ static void test_rpc(void) {
 int main(void) {
   const char *debug_level = getenv("V");
   if (debug_level == NULL) debug_level = "3";
-  mg_log_set(debug_level);
+  mg_log_set(atoi(debug_level));
 
   test_json();
   test_rpc();