#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(char *prog) {
  fprintf(stderr,
          "Usage: %s [options] command [arg [arg] ...]\n\n"
          "This program prevents concurrent execution of a process\n"
          "by holding an exclusive lock while the subprocess is running.\n"
          "Subsequent attempts to run a process with the same lock,\n"
          "while another process has the lock open, and is still\n"
          "executing, will exit with a failure exit code.\n",
          prog);
  fprintf(stderr, "\noptions:\n"
                  " -d       send log messages to stderr as well as syslog.\n"
                  " -f lock_filename path to use as a lock file\n"
                  " -t timeout  time in seconds to wait to acquire the lock\n"
                  " -h       this help.\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ebd(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xed0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2ea2(%rip),%rax
mov    (%rax),%edi
lea    0xffb(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    %rdi,%rdx
mov    0x2ec5(%rip),%rbx
mov    (%rbx),%edi
lea    0xedc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x100e(%rip),%rsi
xor    %eax,%eax
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [322 x i8] c"Usage: %s [options] command [arg [arg] ...]\0A\0AThis program prevents concurrent execution of a process\0Aby holding an exclusive lock while the subprocess is running.\0ASubsequent attempts to run a process with the same lock,\0Awhile another process has the lock open, and is still\0Aexecuting, will exit with a failure exit code.\0A\00"
@.str.1 = [191 x i8] c"\0Aoptions:\0A -d send log messages to stderr as well as syslog.\0A -f lock_filename path to use as a lock file\0A -t timeout time in seconds to wait to acquire the lock\0A -h this help.\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %2
%5 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([322 x i8], [322 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([191 x i8], [191 x i8]* @.str.1, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [322 x i8] c"Usage: %s [options] command [arg [arg] ...]\0A\0AThis program prevents concurrent execution of a process\0Aby holding an exclusive lock while the subprocess is running.\0ASubsequent attempts to run a process with the same lock,\0Awhile another process has the lock open, and is still\0Aexecuting, will exit with a failure exit code.\0A\00"
@.str.1 = [191 x i8] c"\0Aoptions:\0A -d send log messages to stderr as well as syslog.\0A -f lock_filename path to use as a lock file\0A -t timeout time in seconds to wait to acquire the lock\0A -h this help.\0A\00"
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([322 x i8], [322 x i8]* @.str, i64 0, i64 0), i8* %0)
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([191 x i8], [191 x i8]* @.str.1, i64 0, i64 0))
ret void
}