Print the meaning of an OSX OSStatus code value

osstatus.m

#import <Foundation/Foundation.h>
#import <CoreServices/CoreServices.h>

int main(int argc, const char **argv)
{
    @autoreleasepool {
        for (int i = 1; i < argc; i++) {
            char *endp;
            long value = strtol(argv[i], &endp, 10);
            if (*endp == '\0') {
                printf("%10ld: %s (%s)\n", value, GetMacOSStatusCommentString((OSStatus)value), GetMacOSStatusErrorString((OSStatus)value));
            } else {
                fprintf(stderr, "Invalid OSStatus code '%s' ignored\n", argv[i]);
            }
        }
    }
}

Compile with:

clang -fobjc-arc -o osstatus osstatus.m -framework Foundation -framework CoreServices