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#include "common.h"
#include <git2.h>
#include <git2/clone.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef _WIN32
# include <pthread.h>
# include <unistd.h>
#endif
/* Shamelessly borrowed from http://stackoverflow.com/questions/3417837/
* with permission of the original author, Martin Pool.
* http://sourcefrog.net/weblog/software/languages/C/unused.html
*/
#ifdef UNUSED
#elif defined(__GNUC__)
# define UNUSED(x) UNUSED_ ## x __attribute__((unused))
#elif defined(__LCLINT__)
# define UNUSED(x) /*@unused@*/ x
#else
# define UNUSED(x) x
#endif
typedef struct progress_data {
git_transfer_progress fetch_progress;
size_t completed_steps;
size_t total_steps;
const char *path;
} progress_data;
static void print_progress(const progress_data *pd)
{
int network_percent = (100*pd->fetch_progress.received_objects) / pd->fetch_progress.total_objects;
int index_percent = (100*pd->fetch_progress.indexed_objects) / pd->fetch_progress.total_objects;
int checkout_percent = pd->total_steps > 0
? (100 * pd->completed_steps) / pd->total_steps
: 0.f;
int kbytes = pd->fetch_progress.received_bytes / 1024;
printf("net %3d%% (%4d kb, %5d/%5d) / idx %3d%% (%5d/%5d) / chk %3d%% (%4" PRIuZ "/%4" PRIuZ ") %s\n",
network_percent, kbytes,
pd->fetch_progress.received_objects, pd->fetch_progress.total_objects,
index_percent, pd->fetch_progress.indexed_objects, pd->fetch_progress.total_objects,
checkout_percent,
pd->completed_steps, pd->total_steps,
pd->path);
}
static int fetch_progress(const git_transfer_progress *stats, void *payload)
{
progress_data *pd = (progress_data*)payload;
pd->fetch_progress = *stats;
print_progress(pd);
return 0;
}
static void checkout_progress(const char *path, size_t cur, size_t tot, void *payload)
{
progress_data *pd = (progress_data*)payload;
pd->completed_steps = cur;
pd->total_steps = tot;
pd->path = path;
print_progress(pd);
}
static int cred_acquire(git_cred **out,
const char * UNUSED(url),
const char * UNUSED(username_from_url),
unsigned int UNUSED(allowed_types),
void * UNUSED(payload))
{
char username[128] = {0};
char password[128] = {0};
printf("Username: ");
scanf("%s", username);
/* Yup. Right there on your terminal. Careful where you copy/paste output. */
printf("Password: ");
scanf("%s", password);
return git_cred_userpass_plaintext_new(out, username, password);
}
int do_clone(git_repository *repo, int argc, char **argv)
{
progress_data pd = {{0}};
git_repository *cloned_repo = NULL;
git_clone_options clone_opts = GIT_CLONE_OPTIONS_INIT;
git_checkout_opts checkout_opts = GIT_CHECKOUT_OPTS_INIT;
const char *url = argv[1];
const char *path = argv[2];
int error;
(void)repo; // unused
// Validate args
if (argc < 3) {
printf ("USAGE: %s <url> <path>\n", argv[0]);
return -1;
}
// Set up options
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE_CREATE;
checkout_opts.progress_cb = checkout_progress;
checkout_opts.progress_payload = &pd;
clone_opts.checkout_opts = checkout_opts;
clone_opts.fetch_progress_cb = &fetch_progress;
clone_opts.fetch_progress_payload = &pd;
clone_opts.cred_acquire_cb = cred_acquire;
// Do the clone
error = git_clone(&cloned_repo, url, path, &clone_opts);
printf("\n");
if (error != 0) {
const git_error *err = giterr_last();
if (err) printf("ERROR %d: %s\n", err->klass, err->message);
else printf("ERROR %d: no detailed info\n", error);
}
else if (cloned_repo) git_repository_free(cloned_repo);
return error;
}
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