lldir_solaris.cpp
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- /**
- * @file fmodwrapper.cpp
- * @brief dummy source file for building a shared library to wrap libfmod.a
- *
- * $LicenseInfo:firstyear=2005&license=viewergpl$
- *
- * Copyright (c) 2005-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "linden_common.h"
- #include "lldir_solaris.h"
- #include "llerror.h"
- #include "llrand.h"
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <unistd.h>
- #include <glob.h>
- #include <pwd.h>
- #include <sys/utsname.h>
- #define _STRUCTURED_PROC 1
- #include <sys/procfs.h>
- #include <fcntl.h>
- static std::string getCurrentUserHome(char* fallback)
- {
- const uid_t uid = getuid();
- struct passwd *pw;
- char *result_cstr = fallback;
-
- pw = getpwuid(uid);
- if ((pw != NULL) && (pw->pw_dir != NULL))
- {
- result_cstr = (char*) pw->pw_dir;
- }
- else
- {
- llinfos << "Couldn't detect home directory from passwd - trying $HOME" << llendl;
- const char *const home_env = getenv("HOME"); /* Flawfinder: ignore */
- if (home_env)
- {
- result_cstr = (char*) home_env;
- }
- else
- {
- llwarns << "Couldn't detect home directory! Falling back to " << fallback << llendl;
- }
- }
-
- return std::string(result_cstr);
- }
- LLDir_Solaris::LLDir_Solaris()
- {
- mDirDelimiter = "/";
- mCurrentDirIndex = -1;
- mCurrentDirCount = -1;
- mDirp = NULL;
- char tmp_str[LL_MAX_PATH]; /* Flawfinder: ignore */
- if (getcwd(tmp_str, LL_MAX_PATH) == NULL)
- {
- strcpy(tmp_str, "/tmp");
- llwarns << "Could not get current directory; changing to "
- << tmp_str << llendl;
- if (chdir(tmp_str) == -1)
- {
- llerrs << "Could not change directory to " << tmp_str << llendl;
- }
- }
- mExecutableFilename = "";
- mExecutablePathAndName = "";
- mExecutableDir = strdup(tmp_str);
- mWorkingDir = strdup(tmp_str);
- mAppRODataDir = strdup(tmp_str);
- mOSUserDir = getCurrentUserHome(tmp_str);
- mOSUserAppDir = "";
- mLindenUserDir = "";
- char path [LL_MAX_PATH]; /* Flawfinder: ignore */
- sprintf(path, "/proc/%d/psinfo", (int)getpid());
- int proc_fd = -1;
- if((proc_fd = open(path, O_RDONLY)) == -1){
- llwarns << "unable to open " << path << llendl;
- return;
- }
- psinfo_t proc_psinfo;
- if(read(proc_fd, &proc_psinfo, sizeof(psinfo_t)) != sizeof(psinfo_t)){
- llwarns << "Unable to read " << path << llendl;
- close(proc_fd);
- return;
- }
- close(proc_fd);
- mExecutableFilename = strdup(proc_psinfo.pr_fname);
- llinfos << "mExecutableFilename = [" << mExecutableFilename << "]" << llendl;
- sprintf(path, "/proc/%d/path/a.out", (int)getpid());
- char execpath[LL_MAX_PATH];
- if(readlink(path, execpath, LL_MAX_PATH) == -1){
- llwarns << "Unable to read link from " << path << llendl;
- return;
- }
- char *p = execpath; // nuke trash in link, if any exists
- int i = 0;
- while(*p != NULL && ++i < LL_MAX_PATH && isprint((int)(*p++)));
- *p = NULL;
- mExecutablePathAndName = strdup(execpath);
- llinfos << "mExecutablePathAndName = [" << mExecutablePathAndName << "]" << llendl;
- //NOTE: Why force people to cd into the package directory?
- // Look for SECONDLIFE env variable and use it, if set.
- char *dcf = getenv("SECONDLIFE");
- if(dcf != NULL){
- (void)strcpy(path, dcf);
- (void)strcat(path, "/bin"); //NOTE: make sure we point at the bin
- mExecutableDir = strdup(path);
- }else{
- // plunk a null at last '/' to get exec dir
- char *s = execpath + strlen(execpath) -1;
- while(*s != '/' && s != execpath){
- --s;
- }
-
- if(s != execpath){
- *s = (char)NULL;
-
- mExecutableDir = strdup(execpath);
- llinfos << "mExecutableDir = [" << mExecutableDir << "]" << llendl;
- }
- }
-
- mLLPluginDir = mExecutableDir + mDirDelimiter + "llplugin";
- // *TODO: don't use /tmp, use $HOME/.secondlife/tmp or something.
- mTempDir = "/tmp";
- }
- LLDir_Solaris::~LLDir_Solaris()
- {
- }
- // Implementation
- void LLDir_Solaris::initAppDirs(const std::string &app_name,
- const std::string& app_read_only_data_dir)
- {
- // Allow override so test apps can read newview directory
- if (!app_read_only_data_dir.empty())
- {
- mAppRODataDir = app_read_only_data_dir;
- }
- mAppName = app_name;
- std::string upper_app_name(app_name);
- LLStringUtil::toUpper(upper_app_name);
- char* app_home_env = getenv((upper_app_name + "_USER_DIR").c_str()); /* Flawfinder: ignore */
- if (app_home_env)
- {
- // user has specified own userappdir i.e. $SECONDLIFE_USER_DIR
- mOSUserAppDir = app_home_env;
- }
- else
- {
- // traditionally on unixoids, MyApp gets ~/.myapp dir for data
- mOSUserAppDir = mOSUserDir;
- mOSUserAppDir += "/";
- mOSUserAppDir += ".";
- std::string lower_app_name(app_name);
- LLStringUtil::toLower(lower_app_name);
- mOSUserAppDir += lower_app_name;
- }
- // create any directories we expect to write to.
- int res = LLFile::mkdir(mOSUserAppDir);
- if (res == -1)
- {
- if (errno != EEXIST)
- {
- llwarns << "Couldn't create app user dir " << mOSUserAppDir << llendl;
- llwarns << "Default to base dir" << mOSUserDir << llendl;
- mOSUserAppDir = mOSUserDir;
- }
- }
- res = LLFile::mkdir(getExpandedFilename(LL_PATH_LOGS,""));
- if (res == -1)
- {
- if (errno != EEXIST)
- {
- llwarns << "Couldn't create LL_PATH_LOGS dir " << getExpandedFilename(LL_PATH_LOGS,"") << llendl;
- }
- }
-
- res = LLFile::mkdir(getExpandedFilename(LL_PATH_USER_SETTINGS,""));
- if (res == -1)
- {
- if (errno != EEXIST)
- {
- llwarns << "Couldn't create LL_PATH_USER_SETTINGS dir " << getExpandedFilename(LL_PATH_USER_SETTINGS,"") << llendl;
- }
- }
-
- res = LLFile::mkdir(getExpandedFilename(LL_PATH_CACHE,""));
- if (res == -1)
- {
- if (errno != EEXIST)
- {
- llwarns << "Couldn't create LL_PATH_CACHE dir " << getExpandedFilename(LL_PATH_CACHE,"") << llendl;
- }
- }
-
- mCAFile = getExpandedFilename(LL_PATH_APP_SETTINGS, "CA.pem");
- }
- U32 LLDir_Solaris::countFilesInDir(const std::string &dirname, const std::string &mask)
- {
- U32 file_count = 0;
- glob_t g;
- std::string tmp_str;
- tmp_str = dirname;
- tmp_str += mask;
-
- if(glob(tmp_str.c_str(), GLOB_NOSORT, NULL, &g) == 0)
- {
- file_count = g.gl_pathc;
- globfree(&g);
- }
- return (file_count);
- }
- // get the next file in the directory
- // automatically wrap if we've hit the end
- BOOL LLDir_Solaris::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname, BOOL wrap)
- {
- glob_t g;
- BOOL result = FALSE;
- fname = "";
-
- if(!(dirname == mCurrentDir))
- {
- // different dir specified, close old search
- mCurrentDirIndex = -1;
- mCurrentDirCount = -1;
- mCurrentDir = dirname;
- }
-
- std::string tmp_str;
- tmp_str = dirname;
- tmp_str += mask;
- if(glob(tmp_str.c_str(), GLOB_NOSORT, NULL, &g) == 0)
- {
- if(g.gl_pathc > 0)
- {
- if((int)g.gl_pathc != mCurrentDirCount)
- {
- // Number of matches has changed since the last search, meaning a file has been added or deleted.
- // Reset the index.
- mCurrentDirIndex = -1;
- mCurrentDirCount = g.gl_pathc;
- }
-
- mCurrentDirIndex++;
-
- if((mCurrentDirIndex >= (int)g.gl_pathc) && wrap)
- {
- mCurrentDirIndex = 0;
- }
-
- if(mCurrentDirIndex < (int)g.gl_pathc)
- {
- // llinfos << "getNextFileInDir: returning number " << mCurrentDirIndex << ", path is " << g.gl_pathv[mCurrentDirIndex] << llendl;
- // The API wants just the filename, not the full path.
- //fname = g.gl_pathv[mCurrentDirIndex];
- char *s = strrchr(g.gl_pathv[mCurrentDirIndex], '/');
-
- if(s == NULL)
- s = g.gl_pathv[mCurrentDirIndex];
- else if(s[0] == '/')
- s++;
-
- fname = s;
-
- result = TRUE;
- }
- }
-
- globfree(&g);
- }
-
- return(result);
- }
- // get a random file in the directory
- // automatically wrap if we've hit the end
- void LLDir_Solaris::getRandomFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
- {
- S32 num_files;
- S32 which_file;
- DIR *dirp;
- dirent *entryp = NULL;
- fname = "";
- num_files = countFilesInDir(dirname,mask);
- if (!num_files)
- {
- return;
- }
- which_file = ll_rand(num_files);
- // llinfos << "Random select file #" << which_file << llendl;
- // which_file now indicates the (zero-based) index to which file to play
-
- if (!((dirp = opendir(dirname.c_str()))))
- {
- while (which_file--)
- {
- if (!((entryp = readdir(dirp))))
- {
- return;
- }
- }
- if ((!which_file) && entryp)
- {
- fname = entryp->d_name;
- }
-
- closedir(dirp);
- }
- }
- std::string LLDir_Solaris::getCurPath()
- {
- char tmp_str[LL_MAX_PATH]; /* Flawfinder: ignore */
- if (getcwd(tmp_str, LL_MAX_PATH) == NULL)
- {
- llwarns << "Could not get current directory" << llendl;
- tmp_str[0] = ' ';
- }
- return tmp_str;
- }
- BOOL LLDir_Solaris::fileExists(const std::string &filename) const
- {
- struct stat stat_data;
- // Check the age of the file
- // Now, we see if the files we've gathered are recent...
- int res = stat(filename.c_str(), &stat_data);
- if (!res)
- {
- return TRUE;
- }
- else
- {
- return FALSE;
- }
- }