xbps/lib/initend.c

200 lines
4.7 KiB
C

/*-
* Copyright (c) 2011 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <stdarg.h>
#include "xbps_api_impl.h"
/**
* @file lib/initend.c
* @brief Initialization and finalization routines
* @defgroup initend Initialization and finalization functions
*
* Use these functions to initialize some parameters before start
* using libxbps and finalize usage to release resources at the end.
*/
static bool debug;
static struct xbps_handle *xhp;
int
xbps_init(struct xbps_handle *xh)
{
int rv;
assert(xh != NULL);
xhp = xh;
debug = xhp->with_debug;
xbps_fetch_set_cache_connection(XBPS_FETCH_CACHECONN,
XBPS_FETCH_CACHECONN_HOST);
/* If rootdir not set, defaults to '/' */
if (xhp->rootdir == NULL)
xhp->rootdir = "/";
/* If cachedir not set, defaults to XBPS_CACHE_PATH */
if (xhp->cachedir == NULL)
xhp->cachedir = XBPS_CACHE_PATH;
/* If conffile not set, defaults to XBPS_CONF_PATH */
if (xhp->conffile == NULL)
xhp->conffile = XBPS_CONF_PATH "/" XBPS_CONF_PLIST;
xbps_dbg_printf("%s: rootdir: %s cachedir: %s conf: %s\n", __func__,
xhp->rootdir, xhp->cachedir, xhp->conffile);
/*
* Internalize the XBPS_CONF_PLIST dictionary.
*/
xhp->conf_dictionary =
prop_dictionary_internalize_from_file(xhp->conffile);
if (xhp->conf_dictionary == NULL) {
if (errno != ENOENT) {
xbps_dbg_printf("%s: cannot internalize conf "
"dictionary: %s\n", strerror(errno));
xbps_end();
return errno;
}
xbps_dbg_printf("%s: conf_dictionary not internalized.\n",
__func__);
}
/*
* Initialize repository pool.
*/
if ((rv = xbps_repository_pool_init()) != 0) {
if (rv == ENOTSUP) {
xbps_dbg_printf("%s: empty repository list.\n",
__func__);
} else if (rv != ENOENT && rv != ENOTSUP) {
xbps_dbg_printf("%s: couldn't initialize "
"repository pool: %s\n", strerror(rv));
xbps_end();
return rv;
}
}
/*
* Initialize regpkgdb dictionary.
*/
if ((rv = xbps_regpkgdb_dictionary_init(xhp)) != 0) {
if (rv != ENOENT) {
xbps_dbg_printf("%s: couldn't initialize "
"regpkgdb: %s\n", strerror(rv));
xbps_end();
return rv;
}
}
return 0;
}
void
xbps_end(void)
{
xbps_regpkgdb_dictionary_release();
xbps_repository_pool_release();
xbps_fetch_unset_cache_connection();
if (xhp == NULL)
return;
if (prop_object_type(xhp->conf_dictionary) == PROP_TYPE_DICTIONARY)
prop_object_release(xhp->conf_dictionary);
xhp = NULL;
}
const struct xbps_handle *
xbps_handle_get(void)
{
assert(xhp != NULL);
return xhp;
}
static void
common_printf(FILE *f, const char *msg, const char *fmt, va_list ap)
{
if (msg != NULL)
fprintf(f, "%s", msg);
vfprintf(f, fmt, ap);
}
void
xbps_dbg_printf_append(const char *fmt, ...)
{
va_list ap;
if (!debug)
return;
va_start(ap, fmt);
common_printf(stderr, NULL, fmt, ap);
va_end(ap);
}
void
xbps_dbg_printf(const char *fmt, ...)
{
va_list ap;
if (!debug)
return;
va_start(ap, fmt);
common_printf(stderr, "[DEBUG] ", fmt, ap);
va_end(ap);
}
void
xbps_error_printf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
common_printf(stderr, "ERROR: ", fmt, ap);
va_end(ap);
}
void
xbps_warn_printf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
common_printf(stderr, "WARNING: ", fmt, ap);
va_end(ap);
}
void
xbps_printf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
common_printf(stdout, NULL, fmt, ap);
va_end(ap);
}