Maybe this will really make the progress display better.

Makefile

@@ -1,4 +1,5 @@
-# Install prefix
+# Install destination and prefix
+DESTDIR ?=
 PREFIX ?= /usr/local
 
 # Build flags
@@ -12,7 +13,7 @@ backly: backly.c Makefile
 	gcc $(FLAGS) -o backly backly.c
 
 install: backly
-	install -m 0755 backly $(PREFIX)/bin
+	install -Dm 0755 backly $(DESTDIR)/$(PREFIX)/bin/backly
 
 clean:
 	rm -f backly

backly.c

@@ -267,7 +267,7 @@ void copyNew(char *src, int srcPrefix, char *dest, int destPrefix, int testMode)
 						fprintf(stderr, "Could not fork: %s\n", strerror(errno));
 						continue;
 					} else if (pid == 0) {
-						execlp("cp", "cp", "-fp", itemSrc, itemDest, (char *) NULL);
+						execlp("cp", "cp", "-f", "--preserve=timestamps", itemSrc, itemDest, (char *) NULL);
 					} else {
 						struct stat srcStat, destStat;
 						double pDone = 0;
@@ -285,6 +285,10 @@ void copyNew(char *src, int srcPrefix, char *dest, int destPrefix, int testMode)
 								fflush(stdout);
 							}
 						}
+						for (int i = 0; i < numPrinted; i++)
+							printf("\b \b");
+						printf("100.00%%");
+						fflush(stdout);
 					}
 				}
 				printf("\n");