forked from KolibriOS/kolibrios
134 lines
1.9 KiB
C
134 lines
1.9 KiB
C
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/// ===========================================================
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int alias_check(char alias[])
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{
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unsigned i;
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char buf1[256];
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char buf2[256];
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if ( !alias_split (alias, buf1, buf2))
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return FALSE;
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for (i = 0; i < NUM_OF_CMD; i++)
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if ( !strcmp(HELP_COMMANDS[i], buf1) )
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return -1;
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if (NULL == ALIASES)
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ALIASES = malloc(128*1024);
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if (NULL == ALIASES)
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return FALSE;
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if ( 0 == ALIAS_NUM )
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return FALSE;
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for (i = 0; i < ALIAS_NUM; i++)
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{
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if ( !strcmp(ALIASES+256*i, buf1) )
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return TRUE;
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}
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return FALSE;
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}
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/// ===========================================================
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int alias_search(char alias[])
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{
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unsigned i;
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for (i = 0; i < ALIAS_NUM; i++)
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{
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if ( !strcmp(ALIASES+256*i, alias) )
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return i;
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}
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return -1;
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}
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/// ===========================================================
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int alias_add(char alias[])
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{
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char buf1[256];
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char buf2[256];
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if ( ALIAS_NUM > 255)
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return FALSE;
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if ( !alias_split (alias, buf1, buf2))
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return FALSE;
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strcpy (ALIASES+256*ALIAS_NUM, buf1);
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strcpy (ALIASES+256*ALIAS_NUM+64*1024, buf2);
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ALIAS_NUM++;
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return TRUE;
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}
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/// ===========================================================
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void alias_list()
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{
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unsigned i;
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if ( 0 == ALIAS_NUM)
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return;
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for (i = 0; i < ALIAS_NUM; i++)
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printf (" %s=%s\n\r",ALIASES+256*i, ALIASES+256*i+64*1024);
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}
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/// ===========================================================
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int alias_split (char alias[], char s1[], char s2[])
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{
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unsigned i, j;
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if (NULL == strchr(alias, '='))
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return FALSE;
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for (i=0, j = 0;; i++)
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{
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if ('=' == alias[i])
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{
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s1[i]='\0';
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break;
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}
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s1[i]=alias[i];
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}
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j = 0;
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for (;; i++, j++)
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{
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s2[j]=alias[i];
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if ('\0' == alias[i])
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break;
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}
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trim(s1);
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for (i=0;;i++)
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{
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s2[i] = s2[i+1];
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if ('\0' == s2[i] )
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break;
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}
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trim(s2);
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return TRUE;
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}
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/// ===========================================================
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