kolibrios/programs/system/shell/shell.c

139 lines
2.1 KiB
C
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#include "all.h"
/// ===========================================================
int dir_check(char dir[])
{
kol_struct70 k70;
int result;
k70.p00 = 1;
k70.p04 = 0;
k70.p08 = 0;
k70.p12 = 2*1024*1024; // 2 MB
k70.p16 = malloc(2*1024*1024);
k70.p20 = 0;
k70.p21 = dir;
result = kol_file_70(&k70);
free(k70.p16);
if ( (0 == result)||(6 == result) )
return TRUE;
else
return FALSE;
}
/// ===========================================================
void dir_truncate(char dir[])
{
int i;
i = strlen(dir)-1;
for (;;i--)
if ('/' == dir[i])
{
dir[i+1] = 0;
break;
}
}
/// ===========================================================
int file_check(char file[])
{
kol_struct70 k70;
int result;
k70.p00 = 0;
k70.p04 = 0;
k70.p08 = 0;
k70.p12 = 0;
k70.p16 = 0;
k70.p20 = 0;
k70.p21 = file;
result = kol_file_70(&k70);
if (0 == result)
return TRUE;
else
return FALSE;
}
/// ===========================================================
int iswhite(char c)
{
return ((' ' == c) || ('\t' == c) || (13 == c) || (10 == c));
}
/// ===========================================================
void trim(char string[])
{
int i, j;
for (i=0; ;i++)
if ( !iswhite(string[i]) )
break;
j = 0;
for (;;i++, j++)
{
string[j] = string[i];
if ('\0' == string[i] )
break;
}
for (i=0; ;i++)
if ('\0' == string[i])
break;
i--;
for (;i>0;--i)
if ( iswhite(string[i]) )
string[i] = '\0';
else
break;
}
/// ===========================================================
void kol_main()
{
NUM_OF_CMD = sizeof(COMMANDS)/sizeof(COMMANDS[0]);
strcpy(title, "SHELL ");
strcat(title, SHELL_VERSION);
CONSOLE_INIT(title);
strcpy(cur_dir, PATH);
dir_truncate(cur_dir);
con_set_cursor_height(con_get_font_height()-1);
ALIASES = malloc(128*1024);
if (strlen(PARAM) > 0)
strcpy(CMD, PARAM);
else
strcpy(CMD, ".shell");
command_execute();
for (;;)
{
printf ("# ");
command_get();
command_execute();
}
_exit(0);
kol_exit();
}
/// ===========================================================