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3 changed files with 60 additions and 66 deletions

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@ -3,14 +3,14 @@ DESTDIR ?=
PREFIX ?= /usr/local PREFIX ?= /usr/local
# Build flags # Build flags
OPTS = -std=gnu99 FLAGS = -std=gnu99
# Build rules # Build rules
all: backly all: backly
.PHONY: all install clean .PHONY: all install clean
backly: backly.c Makefile backly: backly.c Makefile
gcc $(OPTS) $(CFLAGS) -o backly backly.c gcc $(FLAGS) -o backly backly.c
install: backly install: backly
install -Dm 0755 backly $(DESTDIR)/$(PREFIX)/bin/backly install -Dm 0755 backly $(DESTDIR)/$(PREFIX)/bin/backly

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@ -1,8 +1,5 @@
# backly About backly
============
A simple directory cloner
## About backly
backly is a simple rsync-like tool for recursively copying entire directories. backly is a simple rsync-like tool for recursively copying entire directories.
The intended use case is for making verionless incremental backups; however, it The intended use case is for making verionless incremental backups; however, it
@ -11,25 +8,31 @@ provided you have read access to the source and write access to the
destination. Like rsync, backly uses a combination of file size and destination. Like rsync, backly uses a combination of file size and
modification date to determine if it needs to be copied over. modification date to determine if it needs to be copied over.
This program will **not** work properly if source is a subdirectory This program will not work properly if source is a subdirectory
or destination or vice-versa. or destination or vice-versa.
## Required packages
Required packages
=================
backly does not depend on any packages other than what typically ships with any backly does not depend on any packages other than what typically ships with any
Linux distribution. Linux distribution.
## Installation
The usual `make` and `make install` is sufficient for compiling and installing Installation
backly. The default prefix is `/usr/local`, which means the binary will be ============
installed to `/usr/local/bin`. The prefix can be changed by setting it in the
install command; for example, by running `make PREFIX=/usr install`.
## How to report bugs? The usual 'make' and 'make install' is sufficient for compiling and installing
backly. The default prefix /usr/local, which means the binary will be installed
to /usr/local/bin. The prefix can be changed by setting it in the install
command; for example, by running 'make PREFIX=/usr install'.
Open an issue on the issue tracker.
How to report bugs?
===================
Bugs should be reported to L. Bradley LaBoon <me@bradleylaboon.com>
Please indicate what OS and architecture you are using, as well as output from Please indicate what OS and architecture you are using, as well as output from
the program showing the bug, if possible (hint: run backly with `--test` to the program showing the bug, if possible (hint: run backly with --test to avoid
avoid destroying any files that you care about). destroying any files that you care about).

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@ -39,9 +39,8 @@ void printHelp()
printf("Turn destdir into a clone of srcdir.\n\n"); printf("Turn destdir into a clone of srcdir.\n\n");
printf("Options:\n"); printf("Options:\n");
printf(" --test\t\tRun in test mode\n"); printf(" --test\tRun in test mode.\n");
printf(" --noremove\tDon't remove any files in destdir\n"); printf(" --help\tPrint this help and quit.\n\n");
printf(" --help\t\tPrint this help and quit\n\n");
printf("Report bugs to L. Bradley LaBoon <me@bradleylaboon.com>\n"); printf("Report bugs to L. Bradley LaBoon <me@bradleylaboon.com>\n");
printf("backly home page: <http://git.bradleylaboon.com/backly.git>\n"); printf("backly home page: <http://git.bradleylaboon.com/backly.git>\n");
@ -268,7 +267,7 @@ void copyNew(char *src, int srcPrefix, char *dest, int destPrefix, int testMode)
fprintf(stderr, "Could not fork: %s\n", strerror(errno)); fprintf(stderr, "Could not fork: %s\n", strerror(errno));
continue; continue;
} else if (pid == 0) { } else if (pid == 0) {
execlp("cp", "cp", "-f", "-P", "--preserve=timestamps,links", itemSrc, itemDest, (char *) NULL); execlp("cp", "cp", "-fp", itemSrc, itemDest, (char *) NULL);
} else { } else {
struct stat srcStat, destStat; struct stat srcStat, destStat;
double pDone = 0; double pDone = 0;
@ -284,13 +283,8 @@ void copyNew(char *src, int srcPrefix, char *dest, int destPrefix, int testMode)
printf("\b \b"); printf("\b \b");
numPrinted = printf("%.2lf%%", pDone * 100); numPrinted = printf("%.2lf%%", pDone * 100);
fflush(stdout); fflush(stdout);
usleep(50000);
} }
} }
for (int i = 0; i < numPrinted; i++)
printf("\b \b");
printf("100.00%%");
fflush(stdout);
} }
} }
printf("\n"); printf("\n");
@ -305,7 +299,7 @@ void copyNew(char *src, int srcPrefix, char *dest, int destPrefix, int testMode)
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int srcArg = 0, destArg = 0; int srcArg = 0, destArg = 0;
int testMode = 0, remove = 1; int testMode = 0;
// Parse arguments // Parse arguments
for (int i = 1; i < argc; i++) { for (int i = 1; i < argc; i++) {
@ -315,8 +309,6 @@ int main(int argc, char **argv)
} else if (strcmp(argv[i], "--test") == 0) { } else if (strcmp(argv[i], "--test") == 0) {
testMode = 1; testMode = 1;
printf("***Operating in test mode.***\n"); printf("***Operating in test mode.***\n");
} else if (strcmp(argv[i], "--noremove") == 0) {
remove = 0;
} else if (srcArg == 0) { } else if (srcArg == 0) {
srcArg = i; srcArg = i;
} else { } else {
@ -366,7 +358,6 @@ int main(int argc, char **argv)
closedir(dir); closedir(dir);
// Remove files from the destination that don't exist in the source // Remove files from the destination that don't exist in the source
if (remove)
removeMissing(srcDir, strlen(srcDir), destDir, strlen(destDir), testMode); removeMissing(srcDir, strlen(srcDir), destDir, strlen(destDir), testMode);
// Copy new files and overwrite existing files if different // Copy new files and overwrite existing files if different