libiconv build in android

本文详细介绍如何使用NDK编译libiconv-1.13.1版本库,并提供了从环境搭建到编译过程中遇到的常见问题及解决办法。

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以编译libiconv-1.13.1为例
1,安装 NDK  设置安装NDK环境变量 ANDROID_NDK_ROOT (自行定义)
2,获取源码 
    $ mkdir libiconv
    $ cd libiconv
    $ wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.13.1.tar.gz

3,解压,
    $ tar zxvf libiconv-1.13.1.tar.gz
4,把liniconv-1.13.1重命名为jni
    $ mv libiconv-1.13.1 jni
5,创建Android.mk文件
    $ cd jni
    $ vim Android.mk
复制一下内容到Android.mk中保存并且退出    
LOCAL_PATH:= $(call my-dir)
#libiconv.so
include $(CLEAR_VARS)
LOCAL_MODULE := libiconv
LOCAL_CFLAGS := \
  -Wno-multichar \
  -DANDROID \
  -DLIBDIR="c" \
  -DBUILDING_LIBICONV \
  -DIN_LIBRARY

LOCAL_SRC_FILES := \
  libcharset/lib/localcharset.c \
  lib/iconv.c \
  lib/relocatable.c

LOCAL_C_INCLUDES += \
  $(LOCAL_PATH)/include \
  $(LOCAL_PATH)/libcharset \
  $(LOCAL_PATH)/lib \
  $(LOCAL_PATH)/libcharset/include \
  $(LOCAL_PATH)/srclib
include $(BUILD_SHARED_LIBRARY)

6,配置    生成linux环境下的config.h文件
    $ ./configure

7,make
    $ make

8,执行编译
     $ $ANDROID_NDK_ROOT/ndk-build V=1
8.1、编译时提示:

libiconv-1.14/jni/libcharset/lib/localcharset.c:51:24: error: langinfo.h: No such file or directory

解决方法:

修改目录文件libcharset/config.h的宏定义,禁止该宏定义:

/* Define if you haveand nl_langinfo(CODESET). */

#define HAVE_LANGINFO_CODESET 0

8.2、提示错误:

报“c undeclaired”错误

解决方法:

修改文件/libcharset/lib/localcharset.c中函数get_charset_aliases (void)

搜索:int c;

把该变量定义放到该函数的开始处

8.3 继续执行编译
     $ $ANDROID_NDK_ROOT/ndk-build V=1

此时编译完成
在目录jni/libs/armeabi-v7a下会有libiconv.so库文件

 

转载于:https://www.cnblogs.com/fuyanwen/p/4030261.html

LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_STATIC_JAVA_LIBRARIES := fmodjar include $(BUILD_PACKAGE) include $(CLEAR_VARS) LOCAL_MODULE := fmod LOCAL_SRC_FILES := $(LOCAL_PATH)/../../../fmod/api/lib/$(TARGET_ARCH_ABI)/libfmod.so LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)/../../../fmod/api/inc include $(PREBUILT_SHARED_LIBRARY) include $(CLEAR_VARS) LOCAL_MODULE := fmodL LOCAL_SRC_FILES := $(LOCAL_PATH)/../../../fmod/api/lib/$(TARGET_ARCH_ABI)/libfmodL.so LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)/../../../fmod/api/inc include $(PREBUILT_SHARED_LIBRARY) include $(CLEAR_VARS) LOCAL_PREBUILT_STATIC_JAVA_LIBRARIES := fmodjar:libs/fmod.jar include $(BUILD_MULTI_PREBUILT) include $(CLEAR_VARS) $(call import-add-path,$(LOCAL_PATH)/../../cocos2d) $(call import-add-path,$(LOCAL_PATH)/../../cocos2d/external) $(call import-add-path,$(LOCAL_PATH)/../../cocos2d/cocos) LOCAL_MODULE := youme_voice_engine LOCAL_SRC_FILES := $(LOCAL_PATH)/../../../youme_voice_engine/lib/android/$(TARGET_ARCH_ABI)/libyoume_voice_engine.so include $(PREBUILT_SHARED_LIBRARY) cmd-strip = $(TOOLCHAIN_PREFIX)strip --strip-debug -x $1 LOCAL_CFLAGS += -fvisibility=hidden LOCAL_CPPFLAGS += -fvisibility=hidden LOCAL_MODULE := cocos2dcpp_shared LOCAL_MODULE_FILENAME := libcocos2dcpp FILE_LIST := hellocpp/main.cpp \ ../../Classes/AppDelegate.cpp \ ../../Classes/QuickSDKAndroid.cpp \ ../../Classes/YouMeVoiceEngineImp.cpp \ ../../Classes/QuickSDK.cpp FILE_LIST += $(wildcard $(LOCAL_PATH)/../../Classes/*/*.cpp) LOCAL_SRC_FILES := $(FILE_LIST:$(LOCAL_PATH)/%=%) LOCAL_C_INCLUDES := $(LOCAL_PATH)/../../Classes \ $(LOCAL_PATH)/../../cocos2d/libiconv/include \ $(LOCAL_PATH)/../../cocos2d/libiconv/libcharset \ $(LOCAL_PATH)/../../cocos2d/libiconv/lib \ $(LOCAL_PATH)/../../cocos2d/libiconv/libcharset/include \ $(LOCAL_PATH)/../../cocos2d/libiconv/srclib \ $(LOCAL_PATH)/../../cocos2d/libiconv \ $(LOCAL_PATH)/../../Classes \ $(LOCAL_PATH)/../../youme_voice_engine/include # _COCOS_HEADER_ANDROID_BEGIN # _COCOS_HEADER_ANDROID_END LOCAL_STATIC_LIBRARIES := cc_static LOCAL_STATIC_LIBRARIES += libiconv_static LOCAL_SHARED_LIBRARIES := fmodL LOCAL_SHARED_LIBRARIES += fmod LOCAL_SHARED_LIBRARIES += youme_voice_engine # _COCOS_LIB_ANDROID_BEGIN # _COCOS_LIB_ANDROID_END include $(BUILD_SHARED_LIBRARY) $(call import-module,.) $(call import-module,libiconv) # _COCOS_LIB_IMPORT_ANDROID_BEGIN # _COCOS_LIB_IMPORT_ANDROID_END C:\Users\Administrator\Desktop\client\proj.android\libs\arm64-v8a文件.so文件都在这个文件夹下啊。你看下路径是否正确?
最新发布
07-24
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