unix網絡程式設計編譯問題

[email protected]:/home/xu/unp/unpv13e/intro# gcc daytimetcpcli.c

/tmp/ccRzNo93.o: In function `main':

daytimetcpcli.c:(.text+0x3b): undefined reference to `err_quit'

daytimetcpcli.c:(.text+0x6d): undefined reference to `err_sys'

daytimetcpcli.c:(.text+0xdb): undefined reference to `err_quit'

daytimetcpcli.c:(.text+0x107): undefined reference to `err_sys'

daytimetcpcli.c:(.text+0x149): undefined reference to `err_sys'

daytimetcpcli.c:(.text+0x18f): undefined reference to `err_sys'

collect2: ld 傳回 1

解決辦法

産生此問題的原因在于沒有找到error.c檔案

$ cc daytimetcpcli.c ../lib/error.c -o daytimeclient.exe

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