Merge pull request #2 from Diatrus/main

Better logging

Natives/AppDelegate.m

@@ -4,6 +4,7 @@
 
 #import "AppDelegate.h"
 #import "JavaLauncher.h"
+#import <Foundation/Foundation.h>
 
 @interface AppDelegate ()
 
@@ -14,6 +15,7 @@
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
   
+  NSLog(@"Hello from app launch!");
   // TODO callback
 
   return YES;

Natives/CMakeLists.txt

@@ -4,7 +4,7 @@ project(PojavLauncher)
 # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
 set(CMAKE_C_FLAGS "-x objective-c")
 
-add_executable(PojavLauncher main.c AppDelegate.m UILauncher.m JavaLauncher.c)
+add_executable(PojavLauncher main.c log.m AppDelegate.m UILauncher.m JavaLauncher.c)
 target_link_libraries(PojavLauncher
     "-framework UIKit"
 )

Natives/JavaLauncher.c

@@ -9,6 +9,7 @@
 #include <sys/types.h>
 
 #include "jni.h"
+#include "log.h"
 #include "JavaLauncher.h"
 
 // PojavLancher: fixme: are these wrong?
@@ -37,7 +38,7 @@ typedef jint JLI_Launch_func(int argc, char ** argv, /* main argc, argc */
 );
 
 void append(char* s, char* c) {
-    printf("Appending %s\n", c);
+    debug("Appending %s\n", c);
     int len;
     for (len = strlen(s); c[len] != '\0'; len++) {
         s[len] = c[len];
@@ -46,14 +47,14 @@ void append(char* s, char* c) {
 }
 
 int launchJVM(int argc, char *argv[]) {
-    printf("Beginning JVM launch\n");
+    debug("Beginning JVM launch\n");
     
     mkdir("/var/mobile/Documents/minecraft", 0700);
     char *args_path = "/var/mobile/Documents/minecraft/overrideargs.txt";
     char *log_path = "/var/mobile/Documents/minecraft/latestlog.txt";
     char *main_jar = "/Applications/PojavLauncher.app/launcher.jar";
     
-    printf("Staring logging STDIO as jrelog:V\n");
+    debug("Staring logging STDIO as jrelog:V\n");
     // Redirect stdio to latestlog.txt
     FILE* logFile = fopen(log_path, "w");
     int log_fd = fileno(logFile);
@@ -66,7 +67,7 @@ int launchJVM(int argc, char *argv[]) {
     // Check if JVM restarts
     if (!started) {
         margv[margc++] = "/usr/lib/jvm/java-16-openjdk/bin/java";
-        printf("Reading custom JVM args (overrideargs.txt)");
+        debug("Reading custom JVM args (overrideargs.txt)");
         char jvmargs[10000];
         FILE* argsFile = fopen(args_path, "r");
         if (argsFile) {
@@ -92,20 +93,20 @@ int launchJVM(int argc, char *argv[]) {
     void* libjli = dlopen("/usr/lib/jvm/java-16-openjdk/lib/libjli.dylib", RTLD_LAZY | RTLD_GLOBAL);
 
     if (NULL == libjli) {
-        printf("JLI lib = NULL: %s\n", dlerror());
+        debug("JLI lib = NULL: %s\n", dlerror());
         return -1;
     }
-    printf("Found JLI lib\n");
+    debug("Found JLI lib\n");
 
     JLI_Launch_func *pJLI_Launch =
           (JLI_Launch_func *)dlsym(libjli, "JLI_Launch");
           
     if (NULL == pJLI_Launch) {
-        printf("JLI_Launch = NULL\n");
+        debug("JLI_Launch = NULL\n");
         return -2;
     }
 
-    printf("Calling JLI_Launch\n");
+    debug("Calling JLI_Launch\n");
     
     int targc = started ? argc : margc;
     char *targv[] targv = started ? argv : margv;

Natives/log.h

@@ -9,6 +9,8 @@ extern "C" {
 #define LOGI(...) printf(__VA_ARGS__)
 #define LOGD(...) printf(__VA_ARGS__)
 
+void debug(const char *message, ...) __attribute__((format(printf, 1, 2)));
+
 #ifdef __cplusplus
 }
 #endif

Natives/log.m

@@ -0,0 +1,10 @@
+#import <Foundation/Foundation.h>
+#import "log.h"
+
+void debug(const char *message,...)
+{
+    va_list args;
+    va_start(args, message);
+    NSLog(@"%@",[[NSString alloc] initWithFormat:[NSString stringWithUTF8String:message] arguments:args]);
+    va_end(args);
+}