150 lines
3.0 KiB
C
150 lines
3.0 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "utils.h"
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#include "conf.h"
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#include "config.h"
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#include <glib.h>
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#include <assert.h>
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#include <string.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <errno.h>
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#ifndef WIN32
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#include <pwd.h>
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#endif
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#ifdef HAVE_IPV6
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#include <sys/socket.h>
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#endif
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#ifdef WIN32
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#include <windows.h>
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#endif
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void my_usleep(long usec)
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{
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#ifdef WIN32
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Sleep(usec / 1000);
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#else
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struct timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = usec;
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select(0, NULL, NULL, NULL, &tv);
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#endif
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}
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char *parsePath(char *path)
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{
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#ifndef WIN32
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if (path[0] != '/' && path[0] != '~') {
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g_warning("\"%s\" is not an absolute path", path);
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return NULL;
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} else if (path[0] == '~') {
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size_t pos = 1;
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const char *home;
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if (path[1] == '/' || path[1] == '\0') {
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ConfigParam *param = getConfigParam(CONF_USER);
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if (param && param->value) {
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struct passwd *passwd = getpwnam(param->value);
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if (!passwd) {
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g_warning("no such user %s",
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param->value);
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return NULL;
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}
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home = passwd->pw_dir;
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} else {
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home = g_get_home_dir();
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if (home == NULL) {
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g_warning("problems getting home "
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"for current user");
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return NULL;
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}
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}
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} else {
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bool foundSlash = false;
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struct passwd *passwd;
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char *c;
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for (c = path + 1; *c != '\0' && *c != '/'; c++);
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if (*c == '/') {
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foundSlash = true;
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*c = '\0';
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}
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pos = c - path;
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passwd = getpwnam(path + 1);
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if (!passwd) {
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g_warning("user \"%s\" not found", path + 1);
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return NULL;
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}
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if (foundSlash)
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*c = '/';
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home = passwd->pw_dir;
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}
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return g_strconcat(home, path + pos, NULL);
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} else {
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#endif
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return g_strdup(path);
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#ifndef WIN32
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}
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#endif
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}
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int set_nonblocking(int fd)
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{
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#ifdef WIN32
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u_long val = 0;
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return ioctlsocket(fd, FIONBIO, &val) == 0 ? 0 : -1;
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#else
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int ret, flags;
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assert(fd >= 0);
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while ((flags = fcntl(fd, F_GETFL)) < 0 && errno == EINTR) ;
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if (flags < 0)
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return flags;
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flags |= O_NONBLOCK;
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while ((ret = fcntl(fd, F_SETFL, flags)) < 0 && errno == EINTR) ;
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return ret;
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#endif
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}
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int stringFoundInStringArray(const char *const*array, const char *suffix)
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{
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while (array && *array) {
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if (strcasecmp(*array, suffix) == 0)
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return 1;
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array++;
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}
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return 0;
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}
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