jorbsd

// gcc -o heap2 heap2.m -framework Foundation && ./heap2
#import <Foundation/Foundation.h>

CFTypeRef JBBRetainCallBack(CFAllocatorRef allocator, const void *obj) {
    return [(id)obj retain];
}

void JBBReleaseCallBack(CFAllocatorRef allocator, const void *obj) {
    [(id)obj release];
}

jorbsd

// gcc -o heap3 heap3.m -framework Foundation && ./heap3
#import <Foundation/Foundation.h>

CFTypeRef JBBRetainCallBack(CFAllocatorRef allocator, const void *obj) {
    return [(id)obj retain];
}

void JBBReleaseCallBack(CFAllocatorRef allocator, const void *obj) {
    [(id)obj release];
}

jorbsd

# bash script to generate .bridgesupport file for a Framework after building it

BRIDGE_SUPPORT_DIR="Resources/BridgeSupport"
BRIDGE_SUPPORT_FILE="${BRIDGE_SUPPORT_DIR}/${TARGET_NAME}.bridgesupport"

if [[ "${TARGET_BUILD_DIR}/${WRAPPER_NAME}/${TARGET_NAME}" -nt "${TARGET_BUILD_DIR}/${WRAPPER_NAME}/${BRIDGE_SUPPORT_FILE}" ]]; then
  if [[ ! -d "${TARGET_BUILD_DIR}/${WRAPPER_NAME}/${BRIDGE_SUPPORT_DIR}" ]]; then
    mkdir -p "${TARGET_BUILD_DIR}/${WRAPPER_NAME}/${BRIDGE_SUPPORT_DIR}"
  fi
  gen_bridge_metadata --64-bit --framework "${TARGET_BUILD_DIR}/${WRAPPER_NAME}" -o "${TARGET_BUILD_DIR}/${WRAPPER_NAME}/${BRIDGE_SUPPORT_FILE}"

jorbsd

# BinaryHeap and PriorityQueue based on my Objective-C version

class JBBBinaryHeap
    def initialize(isMaxHeap = false)
        @mStorage = []
        @mCompareProc = (isMaxHeap) ? lambda { |x, y| x < y } : lambda { |x, y| x > y }
    end

    def add(objectToAdd)
        @mStorage.push(nil)

jorbsd

// gcc -fobjc-gc-only -o test1 test1.m -framework Cocoa && ./test1

#import <Cocoa/Cocoa.h>

int main(int argc, char *argv[]) {
    NSArray *arrayOne = [NSArray arrayWithObjects:@"one", @"two", @"three", nil];
    NSArray *arrayTwo = [NSArray arrayWithObjects:arrayOne, nil];

    NSPredicate *myPred = [NSPredicate predicateWithFormat:@"NOT (SELF in %@)" argumentArray: arrayTwo];

jorbsd

// gcc -fobjc-gc-only -o test2 test2.m -framework Cocoa && ./test2

#import <Cocoa/Cocoa.h>

int main(int argc, char *argv[]) {
    NSArray *arrayOne = [NSArray arrayWithObjects:@"one", @"two", @"three", nil];
    NSArray *arrayTwo = [NSArray arrayWithObjects:arrayOne, nil];

    NSPredicate *myPred = [NSPredicate predicateWithFormat:@"NOT (SELF in %@)", arrayTwo];

jorbsd

// gcc -fobjc-gc-only -o test3 test3.m -framework Cocoa && ./test3

#import <Cocoa/Cocoa.h>

int main(int argc, char *argv[]) {
    NSPredicate *myPred = [NSPredicate predicateWithFormat:@"NOT (SELF in %@)" argumentArray: [NSArray arrayWithObjects:[NSArray arrayWithObjects:@"one", @"two", @"three", nil], nil]];

    NSLog(@"test3 finished running");
    return 0;
}

jorbsd

18 jordan@thetourist /tmp > g++ -fobjc-gc-only -o test test.mm
test.mm: In function ‘int main(int, char**)’:
test.mm:4: error: ‘objc_collectingEnabled’ was not declared in this scope
test.mm:5: error: ‘objc_startCollectorThread’ was not declared in this scope

jorbsd

Tests running (compiler exit codes printed)...

0 is passing, anything else is an error...

These tests are verifying the presence of objc_startCollectorThread()...



Output for the following tests is in output/test1.m/ansi...

jorbsd

--- test2.m     2010-01-26 14:44:47.000000000 -0600
+++ test3.m     2010-01-25 20:18:22.000000000 -0600
@@ -1,4 +1,4 @@
-// /Developer/usr/bin/clang -arch x86_64 -std=gnu99 -fobjc-gc-only -o test2 -F. -Wl,-rpath,. test2.m -framework Foundation -framework JBBPriorityQueue -framework JBBAdditions
+// /Developer/usr/bin/clang -arch x86_64 -std=gnu99 -fobjc-gc-only -o test3 -F. -Wl,-rpath,. test3.m -framework Foundation -framework JBBPriorityQueue -framework JBBAdditions

 #import <objc/objc-auto.h>
 #import <dispatch/dispatch.h>
@@ -16,7 +16,6 @@