code_think_write的专栏

（一）GOOGLE:  gcc compile time search lib path environment; http://xahlee.info/UnixResource_dir/_/ldpath.html　　　文章说：很早以前：LD_LIBRARY_PATH 可以作为linker的搜索路径　在 -L　参数 之后被搜索！现在：a) LD_LIBRARY_PATH不被作为

http://ftp.gnu.org/old-gnu/Manuals/ld-2.9.1/html_node/ld_26.html#SEC26http://ftp.gnu.org/old-gnu/Manuals/ld-2.9.1/html_node/ld_10.html  The Location CounterSECTIONS{  output :  {  file1(.t

http://www.gentoo.org/proj/en/base/embedded/handbook/index.xml http://www.gentoo.org/proj/en/base/embedded/handbook/?part=1&chap=2  先收藏着，有时间试试~

GOOGLE：  gcc how to undefine a macro using  parameter；A1： You can use the -U option with gcc, but it won't undefine a macro defined in your source code. As far as I know, there's no way to do that.