int main(){
printf( "Testing displayOwnerName()\n");
struct fileInfo info1;
/* Test 1 */
info1.stbuf.st_uid = 111;
displayOwnerName(info1.stbuf.st_uid);
(void)printf("\n");
/* Test 2 */
info1.stbuf.st_uid = 2;
displayOwnerName(info1.stbuf.st_uid);
(void)printf("\n");
/* Test 3 */
info1.stbuf.st_uid = 3333;
displayOwnerName(info1.stbuf.st_uid);
(void)printf("\n");
/* Test 4 */
info1.stbuf.st_uid = 44;
displayOwnerName(info1.stbuf.st_uid);
(void)printf("\n");
/* Test 5 */
info1.stbuf.st_uid = 55555;
displayOwnerName(info1.stbuf.st_uid);
(void)printf("\n");
printf( "Finished running tests on displayOwnerName()\n" );
return 0;
}
void
displayFileInfo
( struct fileInfo* const table, const int entries, const int displayMode ){
//used later for loops
int i;
//used later with ctime
char* time;
//used in string manip
char* ptr;
char* ptr2;
char* ptr3;
//for time since 01/01/1970
struct timeval now;
/* Sorting by Name */
if((displayMode & SFLAG) == 0){
//if r flag is set
if((displayMode & RFLAG) == RFLAG){
qsort(table, entries, sizeof(struct fileInfo), nameSortDescending);
}
else{
//default (sort name in ascending order)
qsort(table, entries, sizeof(struct fileInfo), nameSortAscending);
}
}
/* Sorting by Size */
if((displayMode & SFLAG) == SFLAG){
//if r flag is set
if((displayMode & RFLAG) == RFLAG){
qsort(table, entries, sizeof(struct fileInfo), sizeSortAscending);
}
//if r flag is not set
else{
qsort(table, entries, sizeof(struct fileInfo), sizeSortDescending);
}
}
for(i = 0; i < entries; i++){
/* A flag */
if( ((displayMode & AFLAG) == 0) && (table[i].name[0] == '.') ){
//ignore invisible files
continue;
}
/* B flag */
if( ((displayMode & BFLAG) == BFLAG) && (table[i].name
[strlen(table[i].name)-1] == '~') ){
//ignore files ending in ~
continue;
}
/* if l flag was set */
if((displayMode & LFLAG) == LFLAG){
//if file is directory
if(S_ISDIR(table[i].stbuf.st_mode)){
(void) fprintf(stdout, "%c", 'd');
}
//if file is symbolic link
else if(S_ISLNK(table[i].stbuf.st_mode)){
(void) fprintf(stdout, "%c", 'l');
}
//if file is a block special file
else if(S_ISBLK(table[i].stbuf.st_mode)){
(void) fprintf(stdout, "%c", 'b');
}
//if file is a character special file
else if(S_ISCHR(table[i].stbuf.st_mode)){
(void) fprintf(stdout, "%c", 'c');
}
//default
else{
(void) fprintf(stdout, "%c", '-');
}
//display Permissions
displayPermissions(table[i].stbuf.st_mode);
//print number of links
(void) fprintf(stdout, STR_NLINK, table[i].stbuf.st_nlink);
//display OwnerName
displayOwnerName(table[i].stbuf.st_uid);
//display GroupName
displayGroupName(table[i].stbuf.st_gid);
//print size (major minor) for block and char special files
if((S_ISBLK(table[i].stbuf.st_mode)) ||
(S_ISCHR(table[i].stbuf.st_mode))){
(void) fprintf(stdout, STR_MAJOR_MINOR,
major(table[i].stbuf.st_rdev),
minor(table[i].stbuf.st_rdev));
}
//otherwise just print the size
else{
(void) fprintf(stdout, STR_SIZE, table[i].stbuf.st_size);
}
//print modification time (Month Day Hour:Min)
// [15724800] seconds in six months
time = ctime(&(table[i].stbuf.st_mtime));
ptr = strchr(time, ' ');
//get current time
(void) gettimeofday (&now, NULL);
//print month day year if the file's mod time is 6 months or older
if(table[i].stbuf.st_mtime < (now.tv_sec-15724800)){
ptr2 = strrchr(time,' ');
ptr3 = strchr(time, ':');
*(ptr3-3) = '\0';
*(ptr2+(((int)strlen(ptr2))-1)) = '\0';
(void) fprintf(stdout, "%s ", ptr+1);
(void) fprintf(stdout, "%s ", ptr2);
}
//otherwise just print month day and time
else{
ptr2 = strrchr(time,':');
*ptr2 = '\0';
(void) fprintf(stdout, "%s ", ptr+1);
}
}
//print every file
(void) fprintf(stdout, "%s\n", table[i].name);
}
return;
}
