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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "common.h"
// This part is not strictly libgit2-dependent, but you can use this
// as a starting point for a git-like tool
struct {
char *name;
git_cb fn;
} commands[] = {
{"ls-remote", ls_remote},
{"fetch", fetch},
{"clone", do_clone},
{"index-pack", index_pack},
{ NULL, NULL}
};
static int run_command(git_cb fn, int argc, char **argv)
{
int error;
git_repository *repo;
// Before running the actual command, create an instance of the local
// repository and pass it to the function.
error = git_repository_open(&repo, ".git");
if (error < 0)
repo = NULL;
// Run the command. If something goes wrong, print the error message to stderr
error = fn(repo, argc, argv);
if (error < 0) {
if (giterr_last() == NULL)
fprintf(stderr, "Error without message");
else
fprintf(stderr, "Bad news:\n %s\n", giterr_last()->message);
}
if(repo)
git_repository_free(repo);
return !!error;
}
int main(int argc, char **argv)
{
int i;
int return_code = 1;
if (argc < 2) {
fprintf(stderr, "usage: %s <cmd> [repo]\n", argv[0]);
exit(EXIT_FAILURE);
}
git_libgit2_init();
for (i = 0; commands[i].name != NULL; ++i) {
if (!strcmp(argv[1], commands[i].name)) {
return_code = run_command(commands[i].fn, --argc, ++argv);
goto shutdown;
}
}
fprintf(stderr, "Command not found: %s\n", argv[1]);
shutdown:
git_libgit2_shutdown();
return return_code;
}
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