Ltrace
ltrace是一个在Linux中使用的调试工具,用于显示用户空间应用程序对共享库的调用。 示例输出以下是对xterm的调用的前几行。ltrace显示了xterm对各种库的调用,包括C标准库(malloc, strlen)、POSIX库(getuid)、X Toolkit Intrinsics(XtOpenApplication)以及X11客户端通信库(IceAddConnectionWatch)。调用的返回值在等号后显示。 [pid 11783] __libc_start_main(0x407420, 1, 0x7fff75b6aad8, 0x443cc0, 0x443d50 <unfinished ...>
[pid 11783] geteuid() = 1000
[pid 11783] getegid() = 1000
[pid 11783] getuid() = 1000
[pid 11783] getgid() = 1000
[pid 11783] setuid(1000) = 0
[pid 11783] malloc(91) = 0x00cf8010
[pid 11783] XtSetLanguageProc(0, 0, 0, 0x7f968c9a3740, 1) = 0x7f968bc16220
[pid 11783] ioctl(0, 21505, 0x7fff75b6a960) = 0
[pid 11783] XtSetErrorHandler(0x42bbb0, 0x44f99c, 0x669f80, 146, 0x7fff75b6a72c) = 0
[pid 11783] XtOpenApplication(0x670260, 0x44f99c, 0x669f80, 146, 0x7fff75b6a72c) = 0xd219a0
[pid 11783] IceAddConnectionWatch(0x42adc0, 0, 0, 0x7f968c9a3748, 0 <unfinished ...>
[pid 11783] IceConnectionNumber(0xd17ec0, 0, 1, 0xcfb138, 0xd17c00) = 4
[pid 11783] <... IceAddConnectionWatch resumed> ) = 1
[pid 11783] XtSetErrorHandler(0, 0, 1, 0xcfb138, 0xd17c00) = 0
[pid 11783] XtGetApplicationResources(0xd219a0, 0x6701c0, 0x66b220, 34, 0) = 0
[pid 11783] strlen("off") = 3
参见
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