WWDC2014之iOS使用动态库2

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TARGETS-->CommonDylib-->Build Phases-->Target Dependencies

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TARGETS-->CommonDylib-->Build Phases-->Run Script

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# Sets the target folders and the final framework product.
FMK_NAME=${PROJECT_NAME}

# Install dir will be the final output to the framework.
# The following line create it in the root folder of the current project.
INSTALL_DIR=${SRCROOT}/Products/${FMK_NAME}.framework

# Working dir will be deleted after the framework creation.
WRK_DIR=build
DEVICE_DIR=${WRK_DIR}/Release-iphoneos/${FMK_NAME}.framework
SIMULATOR_DIR=${WRK_DIR}/Release-iphonesimulator/${FMK_NAME}.framework

# -configuration ${CONFIGURATION}
# Clean and Building both architectures.
xcodebuild -configuration "Release" -target "${FMK_NAME}" -sdk iphoneos clean build
xcodebuild -configuration "Release" -target "${FMK_NAME}" -sdk iphonesimulator clean build

# Cleaning the oldest.
if [ -d "${INSTALL_DIR}" ]
then
rm -rf "${INSTALL_DIR}"
fi

mkdir -p "${INSTALL_DIR}"

cp -R "${DEVICE_DIR}/" "${INSTALL_DIR}/"

# Uses the Lipo Tool to merge both binary files (i386 + armv6/armv7) into one Universal final product.
lipo -create "${DEVICE_DIR}/${FMK_NAME}" "${SIMULATOR_DIR}/${FMK_NAME}" -output "${INSTALL_DIR}/${FMK_NAME}"

rm -r "${WRK_DIR}"

open "${INSTALL_DIR}"

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Targets-->Build Phases-->Link Binary With Libraries

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Targets-->Build Phases-->Copy Bundle Resources

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Targets-->Build Setting-->Linking-->Runpath Search Paths

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@executable_path/

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Targets-->Build Phases-->Link Binary With Libraries

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- (IBAction)onDlopenLoadAtPathAction1:(id)sender
{
NSString *documentsPath = [NSString stringWithFormat:@"%@/Documents/Dylib.framework/Dylib",NSHomeDirectory()];
[self dlopenLoadDylibWithPath:documentsPath];
}

- (void)dlopenLoadDylibWithPath:(NSString *)path
{
libHandle = NULL;
libHandle = dlopen([path cStringUsingEncoding:NSUTF8StringEncoding], RTLD_NOW);
if (libHandle == NULL) {
char *error = dlerror();
NSLog(@"dlopen error: %s", error);
} else {
NSLog(@"dlopen load framework success.");
}
}

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- (IBAction)onBundleLoadAtPathAction1:(id)sender
{
NSString *documentsPath = [NSString stringWithFormat:@"%@/Documents/Dylib.framework",NSHomeDirectory()];
[self bundleLoadDylibWithPath:documentsPath];
}

- (void)bundleLoadDylibWithPath:(NSString *)path
{
_libPath = path;
NSError *err = nil;
NSBundle *bundle = [NSBundle bundleWithPath:path];
if ([bundle loadAndReturnError:&err]) {
NSLog(@"bundle load framework success.");
} else {
NSLog(@"bundle load framework err:%@",err);
}
}

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- (IBAction)onTriggerButtonAction:(id)sender
{
Class rootClass = NSClassFromString(@"Person");
if (rootClass) {
id object = [[rootClass alloc] init];
[(Person *)object run];
}
}

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- (IBAction)onTriggerButtonAction:(id)sender
{
Person *object = [[Person alloc] init];
if (object) {
[object run];
}
}

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+ (void)load
{
_dyld_register_func_for_add_image(&image_added);
_dyld_register_func_for_remove_image(&image_removed);
}