xbps/lib/init_virtualpkgs.c

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/*-
* 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 <dirent.h>
#include "xbps_api_impl.h"
/**
* @file lib/init_virtualpkg.c
* @brief Initialization of virtual package settings.
*/
void HIDDEN
xbps_init_virtual_pkgs(struct xbps_handle *xh)
{
struct dirent *dp;
DIR *dirp;
prop_dictionary_t vpkgd;
prop_string_t vpkgdir;
char *vpkgfile;
assert(xh != NULL);
if (prop_object_type(xh->confdir) != PROP_TYPE_STRING) {
vpkgdir = prop_string_create_cstring(XBPS_SYSCONF_PATH);
prop_string_append_cstring(vpkgdir, "/");
prop_string_append_cstring(vpkgdir, XBPS_VIRTUALPKGD_PATH);
} else {
vpkgdir = prop_string_copy(xh->confdir);
prop_string_append_cstring(vpkgdir, "/");
prop_string_append_cstring(vpkgdir, XBPS_VIRTUALPKGD_PATH);
}
/*
* Internalize all plist files from vpkgdir and add them
* into xhp->virtualpkgs_array.
*/
dirp = opendir(prop_string_cstring_nocopy(vpkgdir));
if (dirp == NULL) {
xbps_dbg_printf("%s: cannot access to %s for virtual "
"packages: %s\n", __func__,
prop_string_cstring_nocopy(vpkgdir),
strerror(errno));
prop_object_release(vpkgdir);
return;
}
while ((dp = readdir(dirp)) != NULL) {
if ((strcmp(dp->d_name, ".") == 0) ||
(strcmp(dp->d_name, "..") == 0))
continue;
if (strstr(dp->d_name, ".plist") == NULL)
continue;
vpkgfile = xbps_xasprintf("%s/%s",
prop_string_cstring_nocopy(vpkgdir), dp->d_name);
if (vpkgfile == NULL) {
(void)closedir(dirp);
xbps_dbg_printf("%s: failed to alloc mem for %s\n",
__func__, dp->d_name);
continue;
}
vpkgd = prop_dictionary_internalize_from_file(vpkgfile);
free(vpkgfile);
if (vpkgd == NULL) {
xbps_dbg_printf("%s: failed to internalize %s: %s\n",
__func__, dp->d_name, strerror(errno));
(void)closedir(dirp);
continue;
}
if (prop_object_type(xh->virtualpkgs_array) == PROP_TYPE_UNKNOWN)
xh->virtualpkgs_array = prop_array_create();
if (!xbps_add_obj_to_array(xh->virtualpkgs_array, vpkgd)) {
xbps_dbg_printf("%s: failed to add %s virtualpkg "
"dictionary!\n", __func__, dp->d_name);
prop_object_release(vpkgd);
(void)closedir(dirp);
continue;
}
xbps_dbg_printf("%s: added virtualpkg from: %s\n",
__func__, dp->d_name);
}
(void)closedir(dirp);
prop_object_release(vpkgdir);
}