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Исходное сообщение

"g++ stdio.h пустой printf на Fedora Core 3"
Отправлено Alex, 20-Янв-05 10:19

Дал поболее ключей и получил больше информации, которая говорит мне ни о чем - я и о ltrace'е первый раз в жизни услышал. Может вам что-нибудь скажет:
==============================
[root@dvlp stdio.blin]# ltrace -C -i -S ./a.out
[0x9d86bd] SYS_uname(0xfeee340c)                                                       = 0
[0x9d722b] SYS_brk(NULL)                                                               = 0x8c23000
[0x9d7fd1] SYS_access(0x9d9386, 4, 0x9dcfb4, 0x9d9386, 4)                              = -2
[0x9d7e94] SYS_open("/etc/ld.so.cache", 0, 00)                                         = 3
[0x9d7d9b] SYS_fstat64(3, 0xfeee2b58, 0x9dcfb4, 0x9dd4d8, 0)                           = 0
[0x9d85fd] SYS_mmap(0xfeee2b38, 2, 0x9dcfb4, 3, 0)                                     = 0xf6ff9000
[0x9d7ecd] SYS_close(3)                                                                = 0
[0x9d7e94] SYS_open("/usr/lib/libstdc++.so.6", 0, 00)                                  = 3
[0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512)                                     = 512
[0x9d7d9b] SYS_fstat64(3, 0xfeee2be8, 0x9dcfb4, 0x9dd4d8, 0)                           = 0
[0x9d85fd] SYS_mmap(0xfeee2aa4, 5, 0x9dcfb4, 0xfeee2ae0, 0xfeee2b10)                   = 0x137000
[0x9d85fd] SYS_mmap(0xfeee2aa4, 0, 0x9dcfb4, 0xfeee2af8, 0x1f8000)                     = 0x1f8000
[0x9d85fd] SYS_mmap(0xfeee2aa4, 21172, 0x9dcfb4, 0xfeee2af8, 50)                       = 0x1fd000
[0x9d7ecd] SYS_close(3)                                                                = 0
[0x9d7e94] SYS_open("/lib/tls/libm.so.6", 0, 047355040)                                = 3
[0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512)                                     = 512
[0x9d7d9b] SYS_fstat64(3, 0xfeee2bcc, 0x9dcfb4, 0x9dd4d8, 0)                           = 0
[0x9d85fd] SYS_mmap(0xfeee2a40, 5, 0x9dcfb4, 0xfeee2a80, 0xfeee2ab0)                   = 0xb09000
[0x9d85fd] SYS_mmap(0xfeee2a40, 0, 0x9dcfb4, 0xfeee2a98, 0xb2a000)                     = 0xb2a000
[0x9d7ecd] SYS_close(3)                                                                = 0
[0x9d7e94] SYS_open("/lib/libgcc_s.so.1", 0, 047356260)                                = 3
[0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512)                                     = 512
[0x9d7d9b] SYS_fstat64(3, 0xfeee2bb0, 0x9dcfb4, 0x9dd4d8, 0)                           = 0
[0x9d85fd] SYS_mmap(0xfeee2a64, 34, 0x9dcfb4, 4096, 602)                               = 0xf6ff8000
[0x9d85fd] SYS_mmap(0xfeee2a6c, 5, 0x9dcfb4, 0xfeee2aa0, 0xfeee2ad0)                   = 0xb76000
[0x9d85fd] SYS_mmap(0xfeee2a6c, 0, 0x9dcfb4, 0xfeee2ab8, 0xb7d000)                     = 0xb7d000
[0x9d7ecd] SYS_close(3)                                                                = 0
[0x9d7e94] SYS_open("/lib/tls/libc.so.6", 0, 036677700000)                             = 3
[0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512)                                     = 512
[0x9d7d9b] SYS_fstat64(3, 0xfeee2b94, 0x9dcfb4, 0x9dd4d8, 0)                           = 0
[0x9d85fd] SYS_mmap(0xfeee29d8, 5, 0x9dcfb4, 0xfeee2a10, 0xfeee2a40)                   = 0x9e0000
[0x9d85fd] SYS_mmap(0xfeee29d8, 0, 0x9dcfb4, 0xfeee2a28, 0xb01000)                     = 0xb01000
[0x9d85fd] SYS_mmap(0xfeee29d8, 7404, 0x9dcfb4, 0xfeee2a28, 50)                        = 0xb05000
[0x9d7ecd] SYS_close(3)                                                                = 0
[0x9d85fd] SYS_mmap(0xfeee30b4, 34, 0x9dcfb4, 4096, 2832)                              = 0xf6ff7000
[0x9d8684] SYS_mprotect(0xb01000, 8192, 1, 0xf6ff8290, 0)                              = 0
[0x9d8684] SYS_mprotect(0xb2a000, 4096, 1, 0x9ddcb0, 0)                                = 0
[0x9d8684] SYS_mprotect(0x9dc000, 4096, 1, 0x9dd1c0, 0)                                = 0
[0x9c975c] SYS_set_thread_area(0xfeee3334, 81, 0xf6ff76c0, 0x9dcfb4, -1)               = 0
[0x9d8641] SYS_munmap(0xf6ff9000, 28364)                                               = 0
[0x8048399] __libc_start_main(0x8048420, 1, 0xfeee3664, 0x8048454, 0x80484a8 <unfinished ...>
[0x8048449] printf("Started" <unfinished ...>
[0x9c77a2] SYS_fstat64(1, 0xfeee2e7c, 0xb02ff4, 0xb035c0, 8192)                        = 0
[0x9c77a2] SYS_mmap2(0, 4096, 3, 34, -1)                                               = 0xf6fff000
[0x8048449] <... printf resumed> )                                                     = 7
[0x9c77a2] SYS_write(1, "Started", 7Started)                                                  = 7
[0x9c77a2] SYS_munmap(0xf6fff000, 4096)                                                = 0
[0x9c77a2] SYS_exit_group(0 <unfinished ...>
[0xffffffff] +++ exited (status 0) +++
[root@dvlp stdio.blin]#
==============================

Исходное сообщение
"g++ stdio.h пустой printf на Fedora Core 3" Отправлено Alex, 20-Янв-05 10:19
Дал поболее ключей и получил больше информации, которая говорит мне ни о чем - я и о ltrace'е первый раз в жизни услышал. Может вам что-нибудь скажет: ============================== [root@dvlp stdio.blin]# ltrace -C -i -S ./a.out [0x9d86bd] SYS_uname(0xfeee340c) = 0 [0x9d722b] SYS_brk(NULL) = 0x8c23000 [0x9d7fd1] SYS_access(0x9d9386, 4, 0x9dcfb4, 0x9d9386, 4) = -2 [0x9d7e94] SYS_open("/etc/ld.so.cache", 0, 00) = 3 [0x9d7d9b] SYS_fstat64(3, 0xfeee2b58, 0x9dcfb4, 0x9dd4d8, 0) = 0 [0x9d85fd] SYS_mmap(0xfeee2b38, 2, 0x9dcfb4, 3, 0) = 0xf6ff9000 [0x9d7ecd] SYS_close(3) = 0 [0x9d7e94] SYS_open("/usr/lib/libstdc++.so.6", 0, 00) = 3 [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) = 512 [0x9d7d9b] SYS_fstat64(3, 0xfeee2be8, 0x9dcfb4, 0x9dd4d8, 0) = 0 [0x9d85fd] SYS_mmap(0xfeee2aa4, 5, 0x9dcfb4, 0xfeee2ae0, 0xfeee2b10) = 0x137000 [0x9d85fd] SYS_mmap(0xfeee2aa4, 0, 0x9dcfb4, 0xfeee2af8, 0x1f8000) = 0x1f8000 [0x9d85fd] SYS_mmap(0xfeee2aa4, 21172, 0x9dcfb4, 0xfeee2af8, 50) = 0x1fd000 [0x9d7ecd] SYS_close(3) = 0 [0x9d7e94] SYS_open("/lib/tls/libm.so.6", 0, 047355040) = 3 [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) = 512 [0x9d7d9b] SYS_fstat64(3, 0xfeee2bcc, 0x9dcfb4, 0x9dd4d8, 0) = 0 [0x9d85fd] SYS_mmap(0xfeee2a40, 5, 0x9dcfb4, 0xfeee2a80, 0xfeee2ab0) = 0xb09000 [0x9d85fd] SYS_mmap(0xfeee2a40, 0, 0x9dcfb4, 0xfeee2a98, 0xb2a000) = 0xb2a000 [0x9d7ecd] SYS_close(3) = 0 [0x9d7e94] SYS_open("/lib/libgcc_s.so.1", 0, 047356260) = 3 [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) = 512 [0x9d7d9b] SYS_fstat64(3, 0xfeee2bb0, 0x9dcfb4, 0x9dd4d8, 0) = 0 [0x9d85fd] SYS_mmap(0xfeee2a64, 34, 0x9dcfb4, 4096, 602) = 0xf6ff8000 [0x9d85fd] SYS_mmap(0xfeee2a6c, 5, 0x9dcfb4, 0xfeee2aa0, 0xfeee2ad0) = 0xb76000 [0x9d85fd] SYS_mmap(0xfeee2a6c, 0, 0x9dcfb4, 0xfeee2ab8, 0xb7d000) = 0xb7d000 [0x9d7ecd] SYS_close(3) = 0 [0x9d7e94] SYS_open("/lib/tls/libc.so.6", 0, 036677700000) = 3 [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) = 512 [0x9d7d9b] SYS_fstat64(3, 0xfeee2b94, 0x9dcfb4, 0x9dd4d8, 0) = 0 [0x9d85fd] SYS_mmap(0xfeee29d8, 5, 0x9dcfb4, 0xfeee2a10, 0xfeee2a40) = 0x9e0000 [0x9d85fd] SYS_mmap(0xfeee29d8, 0, 0x9dcfb4, 0xfeee2a28, 0xb01000) = 0xb01000 [0x9d85fd] SYS_mmap(0xfeee29d8, 7404, 0x9dcfb4, 0xfeee2a28, 50) = 0xb05000 [0x9d7ecd] SYS_close(3) = 0 [0x9d85fd] SYS_mmap(0xfeee30b4, 34, 0x9dcfb4, 4096, 2832) = 0xf6ff7000 [0x9d8684] SYS_mprotect(0xb01000, 8192, 1, 0xf6ff8290, 0) = 0 [0x9d8684] SYS_mprotect(0xb2a000, 4096, 1, 0x9ddcb0, 0) = 0 [0x9d8684] SYS_mprotect(0x9dc000, 4096, 1, 0x9dd1c0, 0) = 0 [0x9c975c] SYS_set_thread_area(0xfeee3334, 81, 0xf6ff76c0, 0x9dcfb4, -1) = 0 [0x9d8641] SYS_munmap(0xf6ff9000, 28364) = 0 [0x8048399] __libc_start_main(0x8048420, 1, 0xfeee3664, 0x8048454, 0x80484a8 <unfinished ...> [0x8048449] printf("Started" <unfinished ...> [0x9c77a2] SYS_fstat64(1, 0xfeee2e7c, 0xb02ff4, 0xb035c0, 8192) = 0 [0x9c77a2] SYS_mmap2(0, 4096, 3, 34, -1) = 0xf6fff000 [0x8048449] <... printf resumed> ) = 7 [0x9c77a2] SYS_write(1, "Started", 7Started) = 7 [0x9c77a2] SYS_munmap(0xf6fff000, 4096) = 0 [0x9c77a2] SYS_exit_group(0 <unfinished ...> [0xffffffff] +++ exited (status 0) +++ [root@dvlp stdio.blin]# ==============================

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Сообщение*:	> Дал поболее ключей и получил больше информации, которая говорит мне ни о > чем - я и о ltrace'е первый раз в жизни услышал. > Может вам что-нибудь скажет: > ============================== > [root@dvlp stdio.blin]# ltrace -C -i -S ./a.out > [0x9d86bd] SYS_uname(0xfeee340c) > > > > > = 0 > [0x9d722b] SYS_brk(NULL) > > > > > = 0x8c23000 > [0x9d7fd1] SYS_access(0x9d9386, 4, 0x9dcfb4, 0x9d9386, 4) > > > = -2 > [0x9d7e94] SYS_open("/etc/ld.so.cache", 0, 00) > > > = > 3 > [0x9d7d9b] SYS_fstat64(3, 0xfeee2b58, 0x9dcfb4, 0x9dd4d8, 0) > > = 0 > [0x9d85fd] SYS_mmap(0xfeee2b38, 2, 0x9dcfb4, 3, 0) > > > = 0xf6ff9000 > [0x9d7ecd] SYS_close(3) > > > > > = 0 > [0x9d7e94] SYS_open("/usr/lib/libstdc++.so.6", 0, 00) > > > = 3 > [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) > > > = 512 > [0x9d7d9b] SYS_fstat64(3, 0xfeee2be8, 0x9dcfb4, 0x9dd4d8, 0) > > = 0 > [0x9d85fd] SYS_mmap(0xfeee2aa4, 5, 0x9dcfb4, 0xfeee2ae0, 0xfeee2b10) > > = 0x137000 > [0x9d85fd] SYS_mmap(0xfeee2aa4, 0, 0x9dcfb4, 0xfeee2af8, 0x1f8000) > > = 0x1f8000 > [0x9d85fd] SYS_mmap(0xfeee2aa4, 21172, 0x9dcfb4, 0xfeee2af8, 50) > > = 0x1fd000 > [0x9d7ecd] SYS_close(3) > > > > > = 0 > [0x9d7e94] SYS_open("/lib/tls/libm.so.6", 0, 047355040) > > > = 3 > [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) > > > = 512 > [0x9d7d9b] SYS_fstat64(3, 0xfeee2bcc, 0x9dcfb4, 0x9dd4d8, 0) > > = 0 > [0x9d85fd] SYS_mmap(0xfeee2a40, 5, 0x9dcfb4, 0xfeee2a80, 0xfeee2ab0) > > = 0xb09000 > [0x9d85fd] SYS_mmap(0xfeee2a40, 0, 0x9dcfb4, 0xfeee2a98, 0xb2a000) > > = 0xb2a000 > [0x9d7ecd] SYS_close(3) > > > > > = 0 > [0x9d7e94] SYS_open("/lib/libgcc_s.so.1", 0, 047356260) > > > = 3 > [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) > > > = 512 > [0x9d7d9b] SYS_fstat64(3, 0xfeee2bb0, 0x9dcfb4, 0x9dd4d8, 0) > > = 0 > [0x9d85fd] SYS_mmap(0xfeee2a64, 34, 0x9dcfb4, 4096, 602) > > > = 0xf6ff8000 > [0x9d85fd] SYS_mmap(0xfeee2a6c, 5, 0x9dcfb4, 0xfeee2aa0, 0xfeee2ad0) > > = 0xb76000 > [0x9d85fd] SYS_mmap(0xfeee2a6c, 0, 0x9dcfb4, 0xfeee2ab8, 0xb7d000) > > = 0xb7d000 > [0x9d7ecd] SYS_close(3) > > > > > = 0 > [0x9d7e94] SYS_open("/lib/tls/libc.so.6", 0, 036677700000) > > = 3 > [0x9d7f14] SYS_read(3, "\177ELF\001\001\001", 512) > > > = 512 > [0x9d7d9b] SYS_fstat64(3, 0xfeee2b94, 0x9dcfb4, 0x9dd4d8, 0) > > = 0 > [0x9d85fd] SYS_mmap(0xfeee29d8, 5, 0x9dcfb4, 0xfeee2a10, 0xfeee2a40) > > = 0x9e0000 > [0x9d85fd] SYS_mmap(0xfeee29d8, 0, 0x9dcfb4, 0xfeee2a28, 0xb01000) > > = 0xb01000 > [0x9d85fd] SYS_mmap(0xfeee29d8, 7404, 0x9dcfb4, 0xfeee2a28, 50) > > = 0xb05000 > [0x9d7ecd] SYS_close(3) > > > > > = 0 > [0x9d85fd] SYS_mmap(0xfeee30b4, 34, 0x9dcfb4, 4096, 2832) > > > = 0xf6ff7000 > [0x9d8684] SYS_mprotect(0xb01000, 8192, 1, 0xf6ff8290, 0) > > > = 0 > [0x9d8684] SYS_mprotect(0xb2a000, 4096, 1, 0x9ddcb0, 0) > > > = 0 > [0x9d8684] SYS_mprotect(0x9dc000, 4096, 1, 0x9dd1c0, 0) > > > = 0 > [0x9c975c] SYS_set_thread_area(0xfeee3334, 81, 0xf6ff76c0, 0x9dcfb4, -1) > = 0 > [0x9d8641] SYS_munmap(0xf6ff9000, 28364) > > > > = 0 > [0x8048399] __libc_start_main(0x8048420, 1, 0xfeee3664, 0x8048454, 0x80484a8 <unfinished > ...> > [0x8048449] printf("Started" <unfinished ...> > [0x9c77a2] SYS_fstat64(1, 0xfeee2e7c, 0xb02ff4, 0xb035c0, 8192) > > = 0 > [0x9c77a2] SYS_mmap2(0, 4096, 3, 34, -1) > > > > = 0xf6fff000 > [0x8048449] <... printf resumed> ) > > > > > = 7 > [0x9c77a2] SYS_write(1, "Started", 7Started) > > > > = 7 > [0x9c77a2] SYS_munmap(0xf6fff000, 4096) > > > > = 0 > [0x9c77a2] SYS_exit_group(0 <unfinished ...> > [0xffffffff] +++ exited (status 0) +++ > [root@dvlp stdio.blin]# > ==============================
	Введите код, изображенный на картинке:

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