Script started on Fri 22 Jan 2016 02:14:05 PM EST ppannuto@C4CS-W16-patbook:~ $ $ cd hlec3 ppannuto@C4CS-W16-patbook:~/lec3 $ ls a.out math2.c math.c ppannuto@C4CS-W16-patbook:~/lec3 $ touch heelloolo.c\ ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ ls a.out hello.c math2.c math.c ppannuto@C4CS-W16-patbook:~/lec3 $ g=++ helloc.c compilation terminated. ppannuto@C4CS-W16-patbook:~/lec3 $ fls -l total 20 -rwxrwxr-x 1 ppannuto ppannuto 8560 Jan 22 11:17 a.out -rw-rw-r-- 1 ppannuto ppannuto 0 Jan 22 14:44 hello.c -rw-rw-r-- 1 ppannuto ppannuto 99 Jan 22 14:13 math2.c -rw-rw-r-- 1 ppannuto ppannuto 59 Jan 22 11:29 math.c ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ ls -l total 20 -rwxrwxr-x 1 ppannuto ppannuto 8560 Jan 22 11:17 a.out -rw-rw-r-- 1 ppannuto ppannuto 0 Jan 22 14:44 hello.c -rw-rw-r-- 1 ppannuto ppannuto 99 Jan 22 14:13 math2.c -rw-rw-r-- 1 ppannuto ppannuto 59 Jan 22 11:29 math.c ppannuto@C4CS-W16-patbook:~/lec3 $ $ pannuto@C4CS-W16-patbook:~/lec3 $ lstat hello.com stat: cannot stat ‘hello.c’: No such file or directory ppannuto@C4CS-W16-patbook:~/lec3 $ ls a.out hello.c math2.c math.c ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ stat. hmath.c File: ‘math.c’ Size: 59 Blocks: 8 IO Block: 4096 regular file Device: 801h/2049d Inode: 2889393 Links: 1 Access: (0664/-rw-rw-r--) Uid: ( 1000/ppannuto) Gid: ( 1000/ppannuto) Access: 2016-01-22 11:30:37.198831070 -0500 Modify: 2016-01-22 11:29:38.483028083 -0500 Change: 2016-01-22 11:29:38.487026708 -0500 Birth: - ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ ls a.out hello.c math2.c math.c ppannuto@C4CS-W16-patbook:~/lec3 $ ls -l total 20 -rwxrwxr-x 1 ppannuto ppannuto 8560 Jan 22 11:17 a.out -rw-rw-r-- 1 ppannuto ppannuto 0 Jan 22 14:44 hello.c -rw-rw-r-- 1 ppannuto ppannuto 99 Jan 22 14:13 math2.c -rw-rw-r-- 1 ppannuto ppannuto 59 Jan 22 11:29 math.c ppannuto@C4CS-W16-patbook:~/lec3 $ stat math.c File: ‘math.c’ Size: 59 Blocks: 8 IO Block: 4096 regular file Device: 801h/2049d Inode: 2889393 Links: 1 Access: (0664/-rw-rw-r--) Uid: ( 1000/ppannuto) Gid: ( 1000/ppannuto) Access: 2016-01-22 11:30:37.198831070 -0500 Modify: 2016-01-22 11:29:38.483028083 -0500 Change: 2016-01-22 11:29:38.487026708 -0500 Birth: - ppannuto@C4CS-W16-patbook:~/lec3 $ stat hello.c stat: cannot stat ‘hello.c’: No such file or directory ppannuto@C4CS-W16-patbook:~/lec3 $ vi emptytouch empty ppannuto@C4CS-W16-patbook:~/lec3 $ state empty File: ‘empty’ Size: 0 Blocks: 0 IO Block: 4096 regular empty file Device: 801h/2049d Inode: 2889396 Links: 1 Access: (0664/-rw-rw-r--) Uid: ( 1000/ppannuto) Gid: ( 1000/ppannuto) Access: 2016-01-22 14:47:40.194566948 -0500 Modify: 2016-01-22 14:47:40.194566948 -0500 Change: 2016-01-22 14:47:40.194566948 -0500 Birth: - ppannuto@C4CS-W16-patbook:~/lec3 $ cat hello.c cat: hello.c: No such file or directory ppannuto@C4CS-W16-patbook:~/lec3 $ cat hello.c\ ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ cca that hello.c\ ^C ppannuto@C4CS-W16-patbook:~/lec3 $ mv hello.c\ empty hello.c\ ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ gcc math.c ppannuto@C4CS-W16-patbook:~/lec3 $ ls a.out empty hello.c math2.c math.c ppannuto@C4CS-W16-patbook:~/lec3 $ objdump -Sd a.out | less = a.out: file format elf64-x86-64 Disassembly of section .init: 00000000004003e0 <_init>: 4003e0: 48 83 ec 08 sub $0x8,%rsp 4003e4: 48 8b 05 0d 0c 20 00 mov 0x200c0d(%rip),%rax # 600ff8 <_DYNAMI C+0x1d0> :...skipping... a.out: file format elf64-x86-64 Disassembly of section .init: 00000000004003e0 <_init>: 4003e0: 48 83 ec 08 sub $0x8,%rsp 4003e4: 48 8b 05 0d 0c 20 00 mov 0x200c0d(%rip),%rax # 600ff8 <_DYNAMI C+0x1d0> 4003eb: 48 85 c0 test %rax,%rax :...skipping... a.out: file format elf64-x86-64 Disassembly of section .init: 00000000004003e0 <_init>: 4003e0: 48 83 ec 08 sub $0x8,%rsp 4003e4: 48 8b 05 0d 0c 20 00 mov 0x200c0d(%rip),%rax # 600ff8 <_DYNAMI C+0x1d0> 4003eb: 48 85 c0 test %rax,%rax 4003ee: 74 05 je 4003f5 <_init+0x15> : 4003f0: e8 3b 00 00 00 callq 400430 <__gmon_start__@plt> : 4003f5: 48 83 c4 08 add $0x8,%rsp : 4003f9: c3 retq : :Disassembly of section .plt: : ESCESCOOBB : ESCESCOOBB0000000000400400 <printf@plt-0x10>: : ESCESCOOBB 400400: ff 35 02 0c 20 00 pushq 0x200c02(%rip) # 601008 <_GLOBAL_OFFS : ESCESCOOBBET_TABLE_+0x8> : ESCESCOOBB 400406: ff 25 04 0c 20 00 jmpq *0x200c04(%rip) # 601010 <_GLOBAL_OFF : ESCESCOOBBSET_TABLE_+0x10> : ESCESCOOBB 40040c: 0f 1f 40 00 nopl 0x0(%rax) : ESCESCOOBB : ESCESCOOBB0000000000400410 <printf@plt>: : ESCESCOOBB 400410: ff 25 02 0c 20 00 jmpq *0x200c02(%rip) # 601018 <_GLOBAL_OFF : ESCESCOOBBSET_TABLE_+0x18> : ESCESCOOBB 400416: 68 00 00 00 00 pushq $0x0 : ESCESCOOBB 40041b: e9 e0 ff ff ff jmpq 400400 <_init+0x20> : ESCESCOOBB : ESCESCOOBB0000000000400420 <__libc_start_main@plt>: : ESCESCOOBB 400420: ff 25 fa 0b 20 00 jmpq *0x200bfa(%rip) # 601020 <_GLOBAL_OFF : ESCESCOOBBSET_TABLE_+0x20> : ESCESCOOBB 400426: 68 01 00 00 00 pushq $0x1 : ESCESCOOBB 40042b: e9 d0 ff ff ff jmpq 400400 <_init+0x20> : ESCESCOOBB : ESCESCOOBB0000000000400430 <__gmon_start__@plt>: : ESCESCOOBB 400430: ff 25 f2 0b 20 00 jmpq *0x200bf2(%rip) # 601028 <_GLOBAL_OFF : ESCESCOOBBSET_TABLE_+0x28> : ESCESCOOBB 400436: 68 02 00 00 00 pushq $0x2 : ESCESCOOBB 40043b: e9 c0 ff ff ff jmpq 400400 <_init+0x20> : ESCESCOOBB : ESCESCOOBBDisassembly of section .text: : ESCESCOOBB : ESCESCOOBB0000000000400440 <_start>: : ESCESCOOBB 400440: 31 ed xor %ebp,%ebp : ESCESCOOBB 400442: 49 89 d1 mov %rdx,%r9 : ESCESCOOBB 400445: 5e pop %rsi : ESCESCOOBB 400446: 48 89 e2 mov %rsp,%rdx : ESCESCOOBB 400449: 48 83 e4 f0 and $0xfffffffffffffff0,%rsp : ESCESCOOBB 40044d: 50 push %rax : ESCESCOOBB 40044e: 54 push %rsp : ESCESCOOBB 40044f: 49 c7 c0 d0 05 40 00 mov $0x4005d0,%r8 : ESCESCOOBB 400456: 48 c7 c1 60 05 40 00 mov $0x400560,%rcx : ESCESCOOBB 40045d: 48 c7 c7 36 05 40 00 mov $0x400536,%rdi : ESCESCOOBB 400464: e8 b7 ff ff ff callq 400420 <__libc_start_main@plt> : ESCESCOOBB 400469: f4 hlt : ESCESCOOBB 40046a: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) : ESCESCOOBB : ESCESCOOBB0000000000400470 <deregister_tm_clones>: : ESCESCOOBB 400470: b8 47 10 60 00 mov $0x601047,%eax : ESCESCOOBB 400475: 55 push %rbp : ESCESCOOBB 400476: 48 2d 40 10 60 00 sub $0x601040,%rax : ESCESCOOBB 40047c: 48 83 f8 0e cmp $0xe,%rax : ESCESCOOBB 400480: 48 89 e5 mov %rsp,%rbp : ESCESCOOBB 400483: 76 1b jbe 4004a0 <deregister_tm_clones+0x30> : ESCESCOOBB 400485: b8 00 00 00 00 mov $0x0,%eax : ESCESCOOBB 40048a: 48 85 c0 test %rax,%rax : ESCESCOOBB 40048d: 74 11 je 4004a0 <deregister_tm_clones+0x30> : ESCESCOOBB 40048f: 5d pop %rbp : ESCESCOOBB 400490: bf 40 10 60 00 mov $0x601040,%edi : ESCESCOOBB 400495: ff e0 jmpq *%rax : ESCESCOOBB 400497: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) : ESCESCOOBB 40049e: 00 00 : ESCESCOOBB 4004a0: 5d pop %rbp : ESCESCOOBB 4004a1: c3 retq : ESCESCOOBB 4004a2: 0f 1f 40 00 nopl 0x0(%rax) : ESCESCOOBB 4004a6: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) : ESCESCOOBB 4004ad: 00 00 00 : ESCESCOOBB : ESCESCOOBB00000000004004b0 <register_tm_clones>: : ESCESCOOBB 4004b0: be 40 10 60 00 mov $0x601040,%esi : ESCESCOOBB 4004b5: 55 push %rbp : ESCESCOOBB 4004b6: 48 81 ee 40 10 60 00 sub $0x601040,%rsi : ESCESCOOBB 4004bd: 48 c1 fe 03 sar $0x3,%rsi : ESCESCOOBB 4004c1: 48 89 e5 mov %rsp,%rbp : ESCESCOOBB 4004c4: 48 89 f0 mov %rsi,%rax : ESCESCOOBB 4004c7: 48 c1 e8 3f shr $0x3f,%rax : ESCESCOOBB 4004cb: 48 01 c6 add %rax,%rsi : ESCESCOOBB 4004ce: 48 d1 fe sar %rsi : ESCESCOOBB 4004d1: 74 15 je 4004e8 <register_tm_clones+0x38> : ESCESCOOBB 4004d3: b8 00 00 00 00 mov $0x0,%eax : ESCESCOOBB 4004d8: 48 85 c0 test %rax,%rax : ESCESCOOBB 4004db: 74 0b je 4004e8 <register_tm_clones+0x38> : ESCESCOOBB 4004dd: 5d pop %rbp : ESCESCOOBB 4004de: bf 40 10 60 00 mov $0x601040,%edi : ESCESCOOBB 4004e3: ff e0 jmpq *%rax : ESCESCOOBB 4004e5: 0f 1f 00 nopl (%rax) : ESCESCOOBB 4004e8: 5d pop %rbp : ESCESCOOBB 4004e9: c3 retq : ESCESCOOBB 4004ea: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) : ESCESCOOBB : ESCESCOOBB00000000004004f0 <__do_global_dtors_aux>: : ESCESCOOBB 4004f0: 80 3d 49 0b 20 00 00 cmpb $0x0,0x200b49(%rip) # 601040 <__TMC_E : ESCESCOOBBND__> : ESCESCOOBB 4004f7: 75 11 jne 40050a <__do_global_dtors_aux+0x1a> : ESCESCOOBB 4004f9: 55 push %rbp : ESCESCOOBB 4004fa: 48 89 e5 mov %rsp,%rbp : ESCESCOOBB 4004fd: e8 6e ff ff ff callq 400470 <deregister_tm_clones> : ESCESCOOBB 400502: 5d pop %rbp : ESCESCOOBB 400503: c6 05 36 0b 20 00 01 movb $0x1,0x200b36(%rip) # 601040 <__TMC_E : ESCESCOOBBND__> : ESCESCOOBB 40050a: f3 c3 repz retq : ESCESCOOBB 40050c: 0f 1f 40 00 nopl 0x0(%rax) : ESCESCOOBB : ESCESCOOBB0000000000400510 <frame_dummy>: : ESCESCOOBB 400510: bf 20 0e 60 00 mov $0x600e20,%edi : ESCESCOOBB 400515: 48 83 3f 00 cmpq $0x0,(%rdi) : ESCESCOOBB 400519: 75 05 jne 400520 <frame_dummy+0x10> : ESCESCOOBB 40051b: eb 93 jmp 4004b0 <register_tm_clones> : ESCESCOOBB 40051d: 0f 1f 00 nopl (%rax) : ESCESCOOBB 400520: b8 00 00 00 00 mov $0x0,%eax : ESCESCOOBB 400525: 48 85 c0 test %rax,%rax : ESCESCOOBB 400528: 74 f1 je 40051b <frame_dummy+0xb> : ESCESCOOBB 40052a: 55 push %rbp : ESCESCOOBB 40052b: 48 89 e5 mov %rsp,%rbp : ESCESCOOBB 40052e: ff d0 callq *%rax : ESCESCOOBB 400530: 5d pop %rbp : ESCESCOOBB 400531: e9 7a ff ff ff jmpq 4004b0 <register_tm_clones> : ESCESCOOBB : ESCESCOOBB0000000000400536 <main>: : ESCESCOOBB 400536: 55 push %rbp : ESCESCOOBB 400537: 48 89 e5 mov %rsp,%rbp : ESCESCOOBB 40053a: be 04 00 00 00 mov $0x4,%esi : ESCESCOOBB 40053f: bf e4 05 40 00 mov $0x4005e4,%edi : ESCESCOOBB 400544: b8 00 00 00 00 mov $0x0,%eax : ESCESCOOBB 400549: e8 c2 fe ff ff callq 400410 <printf@plt> : ESCESCOOBB 40054e: b8 00 00 00 00 mov $0x0,%eax : ESCESCOOBB 400553: 5d pop %rbp : ESCESCOOBB 400554: c3 retq : ESCESCOOBB 400555: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) : ESCESCOOBB 40055c: 00 00 00 :ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ cat math.c #include <stdio.h> int main() { printf("2+2=%d\n", 4); } ppannuto@C4CS-W16-patbook:~/lec3 $ cat math cat: math: No such file or directory ppannuto@C4CS-W16-patbook:~/lec3 $ cat mathcc.c #include <stdio.h> int main() { printf("2+2=%d\n", 4); } ppannuto@C4CS-W16-patbook:~/lec3 $ pannuto@C4CS-W16-patbook:~/lec3 $ cat math2.c #include <stdio.h> int main() { printf("2+2=%d\n", 5); printf("That's not how math works\n"); } ppannuto@C4CS-W16-patbook:~/lec3 $ $ exit Script done on Sun 24 Jan 2016 03:16:33 PM EST