52 lines
1.5 KiB
Objective-C
52 lines
1.5 KiB
Objective-C
#import <Foundation/Foundation.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
// Observed by verify:native-calls; `--wait` keeps the process running.
|
|
@interface ReaCallGreeter : NSObject
|
|
- (NSString *)greet:(NSString *)name times:(long)count;
|
|
@end
|
|
@implementation ReaCallGreeter
|
|
- (NSString *)greet:(NSString *)name times:(long)count {
|
|
return [NSString stringWithFormat:@"%@ x%ld", name, count];
|
|
}
|
|
@end
|
|
|
|
__attribute__((noinline)) int rea_call_add(int left, int right) {
|
|
return left + right;
|
|
}
|
|
|
|
static void write_fill(int descriptor, char value) {
|
|
char chunk[8192];
|
|
memset(chunk, value, sizeof(chunk));
|
|
size_t remaining = 2 * 1024 * 1024;
|
|
while (remaining > 0) {
|
|
size_t wanted = remaining < sizeof(chunk) ? remaining : sizeof(chunk);
|
|
ssize_t written = write(descriptor, chunk, wanted);
|
|
if (written <= 0)
|
|
return;
|
|
remaining -= (size_t)written;
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
@autoreleasepool {
|
|
if (argc > 1 && strcmp(argv[1], "--flood") == 0) {
|
|
write_fill(STDOUT_FILENO, 'O');
|
|
write_fill(STDERR_FILENO, 'E');
|
|
return 0;
|
|
}
|
|
if (argc > 1 && strcmp(argv[1], "--wait") == 0)
|
|
for (;;) sleep(1);
|
|
ReaCallGreeter *greeter = [ReaCallGreeter new];
|
|
for (long index = 0; index < 3; index++)
|
|
printf("%s %d\n", [[greeter greet:@"world" times:index] UTF8String],
|
|
rea_call_add((int)index, 40));
|
|
const char *marker = getenv("REA_CALLS_MARKER");
|
|
if (marker != NULL)
|
|
printf("marker %s\n", marker);
|
|
}
|
|
return 0;
|
|
}
|