Files
commandergenius/project/jni/sdl_main/sdl_main.c

148 lines
3.2 KiB
C

#include <unistd.h>
#include <stdlib.h>
#include <limits.h>
#include <jni.h>
#include <android/log.h>
#include "SDL_version.h"
#include "SDL_thread.h"
#include "SDL_main.h"
#if SDL_VERSION_ATLEAST(2,0,0)
#else
#include "SDL_android.h"
#endif
/* JNI-C wrapper stuff */
#ifdef __cplusplus
#define C_LINKAGE "C"
#else
#define C_LINKAGE
#endif
#ifndef SDL_JAVA_PACKAGE_PATH
#error You have to define SDL_JAVA_PACKAGE_PATH to your package path with dots replaced with underscores, for example "com_example_SanAngeles"
#endif
#define JAVA_EXPORT_NAME2(name,package) Java_##package##_##name
#define JAVA_EXPORT_NAME1(name,package) JAVA_EXPORT_NAME2(name,package)
#define JAVA_EXPORT_NAME(name) JAVA_EXPORT_NAME1(name,SDL_JAVA_PACKAGE_PATH)
static int argc = 0;
static char ** argv = NULL;
static JNIEnv* static_env = NULL;
static jobject static_thiz = NULL;
JNIEnv* SDL_ANDROID_JniEnv()
{
return static_env;
}
jobject SDL_ANDROID_JniVideoObject()
{
return static_thiz;
}
#if SDL_VERSION_ATLEAST(1,3,0)
#else
extern void SDL_ANDROID_MultiThreadedVideoLoopInit();
extern void SDL_ANDROID_MultiThreadedVideoLoop();
static int threadedMain(void * unused);
int threadedMain(void * unused)
{
static JNIEnv *JavaEnv = NULL;
(*SDL_ANDROID_JavaVM())->AttachCurrentThread(SDL_ANDROID_JavaVM(), &JavaEnv, NULL);
SDL_main( argc, argv );
__android_log_print(ANDROID_LOG_INFO, "libSDL", "Application closed, calling exit(0)");
exit(0);
}
#endif
extern C_LINKAGE void
JAVA_EXPORT_NAME(DemoRenderer_nativeInit) ( JNIEnv* env, jobject thiz, jstring jcurdir, jstring cmdline, jint multiThreadedVideo, jint unused )
{
int i = 0;
char curdir[PATH_MAX] = "";
const jbyte *jstr;
const char * str = "SDL_app";
static_env = env;
static_thiz = thiz;
strcpy(curdir, "/sdcard/app-data/");
strcat(curdir, SDL_CURDIR_PATH);
jstr = (*env)->GetStringUTFChars(env, jcurdir, NULL);
if (jstr != NULL && strlen(jstr) > 0)
strcpy(curdir, jstr);
(*env)->ReleaseStringUTFChars(env, jcurdir, jstr);
chdir(curdir);
setenv("HOME", curdir, 1);
__android_log_print(ANDROID_LOG_INFO, "libSDL", "Changing curdir to \"%s\"", curdir);
jstr = (*env)->GetStringUTFChars(env, cmdline, NULL);
if (jstr != NULL && strlen(jstr) > 0)
str = jstr;
{
char * str1, * str2;
str1 = strdup(str);
str2 = str1;
while(str2)
{
argc++;
str2 = strchr(str2, ' ');
if(!str2)
break;
str2++;
}
argv = (char **)malloc(argc*sizeof(char *));
str2 = str1;
while(str2)
{
argv[i] = str2;
i++;
str2 = strchr(str2, ' ');
if(str2)
*str2 = 0;
else
break;
str2++;
}
}
for (i = 0; i < argc; i++)
{
while( strchr(argv[i], '\t') != NULL )
strchr(argv[i], '\t')[0] = ' ';
}
__android_log_print(ANDROID_LOG_INFO, "libSDL", "Calling SDL_main(\"%s\")", str);
(*env)->ReleaseStringUTFChars(env, cmdline, jstr);
for( i = 0; i < argc; i++ )
__android_log_print(ANDROID_LOG_INFO, "libSDL", "param %d = \"%s\"", i, argv[i]);
#if SDL_VERSION_ATLEAST(1,3,0)
SDL_main( argc, argv );
#else
if( ! multiThreadedVideo )
{
SDL_main( argc, argv );
}
else
{
SDL_ANDROID_MultiThreadedVideoLoopInit();
SDL_CreateThread(threadedMain, NULL);
SDL_ANDROID_MultiThreadedVideoLoop();
}
#endif
};