97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
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/*-
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* Copyright (c) 2008 Juan Romero Pardines.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <limits.h>
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#include <xbps_api.h>
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const char *
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xbps_get_pkg_version(const char *pkg)
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{
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const char *tmp;
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/* Get the required version */
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tmp = strrchr(pkg, '-');
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assert(tmp != NULL);
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return tmp + 1; /* skip first '-' */
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}
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char *
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xbps_get_pkg_name(const char *pkg)
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{
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const char *tmp;
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char *pkgname;
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size_t len = 0;
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/* Get the required version */
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tmp = strrchr(pkg, '-');
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assert(tmp != NULL);
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len = strlen(pkg) - strlen(tmp) + 1;
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/* Get package name */
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pkgname = malloc(len);
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memcpy(pkgname, pkg, len - 1);
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pkgname[len - 1] = '\0';
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return pkgname;
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}
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bool
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xbps_append_full_path(char *buf, const char *root, const char *plistf)
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{
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const char *env, *tmp;
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size_t len = 0;
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assert(buf != NULL);
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assert(plistf != NULL);
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if (root)
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env = root;
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else {
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env = getenv("XBPS_META_PATH");
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if (env == NULL)
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env = XBPS_META_PATH;
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}
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tmp = strncpy(buf, env, PATH_MAX - 1);
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if (sizeof(*tmp) >= PATH_MAX) {
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errno = ENOSPC;
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return false;
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}
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len = strlen(buf);
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buf[len + 1] = '\0';
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if (buf[len - 2] != '/')
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strncat(buf, "/", 1);
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strncat(buf, plistf, sizeof(buf) - strlen(buf) - 1);
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return true;
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}
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