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01 // P174: 2.±à³ÌÌâ (13)²»ÀûÓÃstrcmpº¯Êý£¬×Ô¼º±à³ÌʵÏÖÁ½¸öÈÎÒâ×Ö·û´®µÄ±È½Ï¡£
02
03 // The beginning of C program: test06-13.c.
04
05 // Header files included.
06 #include <stdio.h>
07
08 // Macro definition.
09 #define MAX_SIZE 100
10
11 // No.1: Subroutine: int getstr ( char ch[], int size );
12 int getstr ( char ch[], int size )
13 {
14 int i=0;
15 if ( size >= MAX_SIZE )
16 {
17 printf ( "Input error, data will overflow!\n" );
18 return (0);
19 }
20 do
21 {
22 ch[i] = getchar();
23 i++;
24 } while ( ch[i-1] != '\n' );
25 ch[i-1] = '\0';
26 // ·µ»Ø0±íʾµ÷Óøú¯ÊýÀ´»ñÈ¡×Ö·û´®Ê±»ñÈ¡Ê
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which(ѰÕÒ“Ö´ÐÐÎļþ”)
[root@localhost home]# which [-a] command
-a : ½«ËùÓпÉÕÒµ½µÄÃüÁî¾ùÁгö£¬¶ø²»½ö½öÁгöµÚÒ»¸öÕÒµ½µÄÃüÁîÃû³Æ
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[root@localhost home]# which passwd
/usr/bin/passwd ......
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[root@localhost /]# shutdown [-tÃë] [-arkhcncfF] [ʱ¼ä] [ÌáʾÐÅÏ¢]
[root@localhost /]# shutdown -h 10 'I will shutdown after 10 mins'
-t sec : -t ºó¼ÓÃëÊý£¬¼´‘¹ý¼¸ÃëÖÓºó¹Ø»ú’µÄÒâ˼¡£
-k : ²»ÒªÕæµÄ¹Ø»ú£¬Ö»ÊÇ·¢ËÍÌáʾÐÅÏ¢¡£
......
ÔÚÖ´ÐÐmake menuconfig ÃüÁî½øÐÐÄÚºËÅäÖÃʱ£¬Êä³öÏÂÃæµÄ³ö´íÐÅÏ¢£º
yyh:~/clfs/sources/linux-2.6.17.13$ make ARCH=i386 CROSS_COMPILE=${CLFS_TARGET}- menuconfig
HOSTCC scripts/basic/fixdep
HOSTCC scripts/basic/split-include
HOSTCC scripts/basic/docproc
HOSTCC scripts/kconfig/conf.o
HOSTCC scri ......