forked from KolibriOS/kolibrios
Rustem Gimadutdinov (rgimad)
b8b18f32a0
- added mv command - added ren command - now ls works also with relative pathes - fixed bug in strrchr git-svn-id: svn://kolibrios.org@7802 a494cfbc-eb01-0410-851d-a64ba20cac60
128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
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int cmd_ls(char dir[])
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{
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kol_struct70 k70;
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unsigned *n;
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unsigned num_of_file; // number of files in directory
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unsigned *t;
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unsigned type_of_file; // check is this a file or a folder
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int i, result;
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char tmp[FILENAME_MAX];
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bool single_column_mode = FALSE;
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k70.p00 = 1;
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k70.p04 = 0;
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//k70.p08 = 0;
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k70.p12 = 2; // just for test exist & read number of entries
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k70.p16 = (unsigned) malloc(32+k70.p12*560);
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k70.p20 = 0;
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if (!strnicmp(dir,"-1",1))
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{
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single_column_mode = TRUE;
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dir += 3;
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}
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if ( !strlen(dir) ) // if argument is empty, list current directory
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k70.p21 = cur_dir;
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else
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{
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if (dir[0] != '/') // if given directory is relative path, then append cur_dir on left side
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{
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strcpy(tmp, cur_dir);
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if (tmp[strlen(tmp)-1] != '/')
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{
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strcat(tmp, "/"); // add slash
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}
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strcat(tmp, dir);
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k70.p21 = tmp;
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} else // if given directory is an absolute path
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{
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k70.p21 = dir;
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}
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}
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result = kol_file_70(&k70);
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if ( !((result==0) || (result==6)) ) // check does the directory exists
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{
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free( (void*) k70.p16);
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return FALSE;
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}
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n = (unsigned*) (k70.p16+8);
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num_of_file = *n;
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// now read full directory
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k70.p12 = num_of_file;
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free( (void*) k70.p16);
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k70.p16 = (unsigned) malloc(32+k70.p12*560);
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if ( !k70.p16 )
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return FALSE;
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result = kol_file_70(&k70);
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if ( !((result==0) || (result==6)) )
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{
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free( (void*) k70.p16);
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return FALSE;
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}
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// if there was '-1' param, then show single column mode
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// otherwise show files in several columns
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if (single_column_mode == TRUE)
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{
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_SINGLE_COLUMN_MODE:
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for (i = 0; i < num_of_file; i++)
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{
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printf (" %s", k70.p16+32+40+(264+40)*i);
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t = (unsigned*) (k70.p16+32+(264+40)*i);
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type_of_file = *t;
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if ( (0x10 == (type_of_file&0x10)) || (8 == (type_of_file&8)) )
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printf ("/");
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printf ("\n\r");
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}
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}
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else
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{
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int longest_name_len = 0;
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int console_window_width = 78; //need to get this value from console.obj if it's possible
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for (i = 0; i < num_of_file; i++)
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{
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int current_name_len;
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current_name_len = strlen( (char*)k70.p16+32+40+(264+40)*i);
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if (current_name_len > longest_name_len) longest_name_len = current_name_len;
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}
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longest_name_len+=2; //consider space separator and '/' symbol for folders
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int columns_max = console_window_width / longest_name_len;
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if (longest_name_len >= console_window_width) goto _SINGLE_COLUMN_MODE; //there was too long filename
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for (i = 0; i < num_of_file; i++)
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{
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char cur_file[2048];
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strncpy(cur_file, (char*)k70.p16+32+40+(304)*i, sizeof(cur_file)-2);
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t = (unsigned*) (k70.p16+32+(304)*i);
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type_of_file = *t;
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int is_folder = 0;
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if ( (0x10 == (type_of_file&0x10)) || (8 == (type_of_file&8)) ) { is_folder = 1; strcat(cur_file, "/"); }
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if (is_folder) { printf("\033[0;36m"); } // set cyan for folder
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printf ("%*s", -longest_name_len, cur_file);
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if (is_folder) { printf("\033[0m"); } // is had been set, reset
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if ((i>0) && ((i+1)%columns_max == 0)) printf ("\n\r");
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}
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if ((i)%columns_max != 0) printf("\n\r");
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}
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free((void*)k70.p16);
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return TRUE;
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}
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