'분류 전체보기' 카테고리의 글 목록 (41 Page)

Linux gcc 컴파일러 옵션 정리

| Open Source/C & C++ 2009. 2. 6. 21:58

Posted by Lㅓ부ㄹI

*Shared and static libraries information*
		Linux
Version		[kernel 2.x, GCC 2.95.x and later]
1	compiler flag (position independent code)	-fPIC
2a	shared library creation flag	-shared
2b	shared library creation (C++)	g++ -fPIC -shared -o
2c	static archiver (C++)	ar
3a	library name	(ld option) -soname name
3b	file extension	.so
4	executable link options	-Bdynamic -Lpath -lname
5a	runtime path specification	-rpath <path>
5b	Does not build the path for shared libraries into the executable	default
6	controlling symbols	using a script file (see "info ld")
		Linux
7	exports file/link option (see notes)	using a script file (see "info ld")
8	hiding symbols	using a script file: VERSION command (see "Version Script" section in "info ld")
9	runtime library path	LD_LIBRARY_PATH
10	symbol binding	-Bsymbolic
11	runtime debugging	(c.f. man ld.so) LD_BIND_NOW LD_TRACE_LOADED_OBJECTS LD_DEBUG=help ltrace
12	runtime preload	LD_PRELOAD
13	loader	ld.so
14	runtime performance	xxxx
		Linux
15	versioning	using a script file: VERSION command (see "info ld")
16	entry points	xxxx
17	dynamic loading / dynamic symbol access	dlopen / dlsym
18	utilities	ldd, ldconfig, objdump, ltrace, readelf
19	documentation	man: ld, ld.so, ldd info: ld, gcc, binutil HOWTO: ELF-HOWTO, GCC-HOWTO
		Linux

And

| Open Source/Unix 2009. 2. 5. 18:00

Posted by Lㅓ부ㄹI

ping ip 로 현재 ip가 살아 있나 확인 이후
arp -a 명령어로 확인

And

| Open Source/Unix 2009. 2. 5. 17:59

Posted by Lㅓ부ㄹI

Server 이중화시 대표 ip의 macaddress 알아내는 command

root로 login이후
hanetconfig print

And

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