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C/C++ Newbie's FAQ

 
Part I ÈçºÎÉÏ·
1. vi, vimÊDZàÒëÆ÷ô£¿
vi means visual editor£¬ÊÇÈí¼þÊÀ½çµÚÒ»¸öÈ«ÆÁÄ»±à¼­Æ÷£¬×î³õµÄ×÷ÕßÊÇÏÖÔÚSun microsystemµÄBill Joy¡£
vim means Vi IMproved£¬¿ÉÒÔ¿´×÷ÊÇÔöÇ¿µÄvi¡£
ºÜ²»ÐÒ£¬ËûÃǶ¼²»ÊDZàÒëÆ÷£¬Èç¹ûÄãÒѾ­Ð´ºÃÁËfirst.c£¬ÄÇô²»ÄÜÖ¸ÍûviÃǽ«ÄãµÄÔ´´úÂë±ä³ÉÖ´ÐгÌÐò¡£
2. gcc, g++ÕâЩ¶¼ÊǸÉʲôÓõÄ
gcc means GNU C Collector£¬ÊÇGNUµÄÆì½¢Èí¼þ£¬×ÔÓÉÈí¼þ£¬CÓïÑÔ±àÒëÆ÷¡£  
g++ ÊÇGNUµÄC++±àÒëÆ÷¡£
3. ÄÇôcc, CC, ld, makeÕâЩ³ÌÐòÓÖÊǸÉʲôµÄÄØ£¿
ccÊÇunix worldÖжÔc±àÒëÆ÷µÄ½Ð·¨£¬¾ÍÊÇc compiler¡£
CCÊǶÔc++±àÒëÆ÷µÄ½Ð·¨£¬ÕâÁ½¸öÃû³Æ¶¼²»ÌØÖ¸Ä³Ò»³§¼ÒµÄ²úÆ·¡£ÀýÈçHPÌṩµÄHP-UXÉÏc±àÒëÆ÷½Ðcc£¬SolarisÉÏ
µÄc±àÒëÆ÷Ò²½Ðcc
ld means link editor£¬ÊÇÁ¬½ÓÆ÷µÄͨ³Æ£¬²¢²»ÌØÖ¸Ä³Ò»¸ö¾ßÌåµÄ²úÆ·¡£µ«ÊÇËûÃǶ¼ÊÇÓÃÀ´Á¬½ÓÄ¿±êÎļþµÄ¡£
make means ???£¬make³ÌÐò¸ù¾ÝMakefile/makefileÖÐÖ¸¶¨µÄ¹æÔò£¬ÒÔ¼°Ò»Ð©Ä¬ÈϵĹæÔò£¬Íê³É´ÓÔ´´úÂëµ½×îÖÕ
´úÂëµÄ´¦Àí¹ý³Ì¡£²»¹â¿ÉÒÔÓÃÀ´±àÒëÁ¬½Ó³ÌÐò£¬Ò²¿ÉÒÔ×öÆäËüµÄһЩÓÐÒÀÀµ£¬·Ö½×¶ÎµÄÊÂÇé¡£
4. ÎÒÒѾ­°²×°ÁËlinux£¬ÈçºÎ¿ªÊ¼ÎÒµÄC/C++Ö®ÂÃÄØ£¿
step 1: typein a helloworld program(1) in your favorate editor, I think it must be a vim
step 2: save your program to hello.c and then quit from the editor
step 3: typein 'gcc hello.c'
step 4: typein 'a.out'
Õâʱºò£¬ÄãÓ¦¸Ã¿ÉÒÔ¿´µ½ÄãµÄµÚÒ»¸ö³ÌÐòÒѾ­Ë³ÀûÔËÐÐÁË£¡
ÎÒÃǽ«ÉÏÃæµÄËĸö²½Öè¸ÅÀ¨Ò»Ï£¬È»ºó×ñÑ­Õ⼸¸ö²½Ö裬Äã¾Í¿ÉÒÔ²»¶ÏµÄÉú²ú³ö¸÷ÑùµÄ³ÌÐòÁË
µÚÒ»²½£º±à¼­³ÌÐò
µÚ¶þ²½£º±àÒë³ÌÐò
µÚÈý²½£ºÔËÐгÌÐò
5. ÎҵijÌÐòÔËÐнá¹ûÓëÎÒÏëÏóµÄ²»Í¬£¡
Èç¹ûÄãµÄµÚÒ»·´Ó¦ÊÇ"printfÕâ¸öº¯Êý£¨»òÕßgcc»òÕ߯äËûµÄ¿âʲôµÄ£©ÓÐÎÊÌ⣡"£¬ÄÇôÎÒÏëÄãÊǸö×ÔÁµ¿ñ£¬¼Çס£¬Õû¸ö
ϵͳÖÐΨһûÓо­¹ý²âÊԵľÍÊÇÄãµÄ´úÂ룬Èκζ«Î÷¶¼ÊÇûÓÐÎÊÌâµÄ£¬³ýÁËÄãµÄ´úÂë¡££¨µ±È»gccÒ²¿ÉÄÜÓÐÎÊÌ⣬µ«ÊDZ»
ÄãÓöµ½µÄ¼¸ÂÊ¿ÉÒÔÔÝʱ¿´×÷ÊÇ0£©
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