chg: import frontend sources
These files are copied from
https://bitbucket.org/yuja/chg/ -r
f897faa79687
/*
* A command server client that uses Unix domain socket
*
* Copyright (c) 2011 Yuya Nishihara <yuya@tcha.org>
*
* This software may be used and distributed according to the terms of the
* GNU General Public License version 2 or any later version.
*/
#ifndef HGCLIENT_H_
#define HGCLIENT_H_
#include <sys/types.h>
struct hgclient_tag_;
typedef struct hgclient_tag_ hgclient_t;
hgclient_t *hgc_open(const char *sockname);
void hgc_close(hgclient_t *hgc);
pid_t hgc_peerpid(const hgclient_t *hgc);
int hgc_runcommand(hgclient_t *hgc, const char *const args[], size_t argsize);
void hgc_attachio(hgclient_t *hgc);
const char *hgc_getpager(hgclient_t *hgc, const char *const args[],
size_t argsize);
void hgc_setenv(hgclient_t *hgc, const char *const envp[]);
#endif /* HGCLIENT_H_ */