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boinc/mac_installer/uninstall.cpp

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// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2022 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
/* uninstall.cpp */
#define TESTING 0 /* for debugging */
#define VERBOSE_TEST 0 /* for debugging callPosixSpawn */
/* if (TESTING!=0), set DEBUG_PRINT to 1 to print debug output to log file or 0 to display in dialogs */
#define DEBUG_PRINT 1
#define USE_OSASCRIPT_FOR_ALL_LOGGED_IN_USERS false
#include <Carbon/Carbon.h>
#include <grp.h>
#include <unistd.h> // geteuid, seteuid
#include <pwd.h> // passwd, getpwnam
#include <dirent.h>
#include <sys/param.h> // for MAXPATHLEN
#include <sys/stat.h> // For stat()
#include <sys/time.h>
#include <string.h>
#include <vector>
#include <string>
using std::vector;
using std::string;
// WARNING -- SEARCHFORALLBOINCMANAGERS CODE HAS NOT BEEN TESTED
#define SEARCHFORALLBOINCMANAGERS 0
#define MAX_LANGUAGES_TO_TRY 5
#define USE_OSASCRIPT_FOR_ALL_LOGGED_IN_USERS false
#include "mac_util.h"
#include "translate.h"
#include "file_names.h"
#include "mac_branding.h"
static OSStatus DoUninstall(void);
static OSStatus CleanupAllVisibleUsers(void);
static OSStatus DeleteOurBundlesFromDirectory(CFStringRef bundleID, char *extension, char *dirPath);
static void DeleteLoginItemOSAScript(char *userName);
static Boolean DeleteLoginItemLaunchAgent(long brandID, passwd *pw);
static void DeleteScreenSaverLaunchAgent(passwd *pw);
long GetBrandID(char *path);
static Boolean IsUserLoggedIn(const char *userName);
static char * PersistentFGets(char *buf, size_t buflen, FILE *f);
OSErr GetCurrentScreenSaverSelection(passwd *pw, char *moduleName, size_t maxLen);
OSErr SetScreenSaverSelection(char *moduleName, char *modulePath, int type);
static pid_t FindProcessPID(char* name, pid_t thePID);
static int KillOneProcess(char* name);
static double dtime(void);
static void SleepSeconds(double seconds);
static void GetPreferredLanguages();
static void LoadPreferredLanguages();
static void showDebugMsg(const char *format, ...);
static Boolean ShowMessage(Boolean allowCancel, Boolean continueButton, Boolean yesNoButtons, const char *format, ...);
int callPosixSpawn(const char *cmd, bool delayForResult=false);
static void print_to_log_file(const char *format, ...);
static char gAppName[256];
static char gBrandName[256];
static char gCatalogsDir[MAXPATHLEN];
static char * gCatalog_Name = (char *)"BOINC-Setup";
static char loginName[256];
/* BEGIN TEMPORARY ITEMS TO ALLOW TRANSLATORS TO START WORK */
void notused() {
ShowMessage(true, false, false, (char *)_("OK"));
}
/* END TEMPORARY ITEMS TO ALLOW TRANSLATORS TO START WORK */
int main(int argc, char *argv[])
{
char pathToSelf[MAXPATHLEN], pathToVBoxUninstallTool[MAXPATHLEN], *p;
char cmd[MAXPATHLEN+64];
Boolean cancelled = false;
pid_t activeAppPID = 0;
struct stat sbuf;
FILE *f;
OSStatus err = noErr;
pathToSelf[0] = '\0';
// Get the full path to our executable inside this application's bundle
getPathToThisApp(pathToSelf, sizeof(pathToSelf));
if (!pathToSelf[0]) {
ShowMessage(false, false, false, "Couldn't get path to self.");
return err;
}
strlcpy(pathToVBoxUninstallTool, pathToSelf, sizeof(pathToVBoxUninstallTool));
strlcat(pathToVBoxUninstallTool, "/Contents/Resources/VirtualBox_Uninstall.tool", sizeof(pathToVBoxUninstallTool));
if (!check_branding_arrays(cmd, sizeof(cmd))) {
ShowMessage(false, false, false, (char *)_("Branding array has too few entries: %s"), cmd);
return -1;
}
// To allow for branding, assume name of executable inside bundle is same as name of bundle
p = strrchr(pathToSelf, '/'); // Assume name of executable inside bundle is same as name of bundle
if (p == NULL)
p = pathToSelf - 1;
strlcpy(gAppName, p+1, sizeof(gAppName));
p = strrchr(gAppName, '.'); // Strip off bundle extension (".app")
if (p)
*p = '\0';
strlcpy(gCatalogsDir, pathToSelf, sizeof(gCatalogsDir));
strlcat(gCatalogsDir, "/Contents/Resources/locale/", sizeof(gCatalogsDir));
strlcat(pathToSelf, "/Contents/MacOS/", sizeof(pathToSelf));
strlcat(pathToSelf, gAppName, sizeof(pathToSelf));
p = strchr(gAppName, ' ');
p += 1; // Point to brand name following "Uninstall "
strlcpy(gBrandName, p, sizeof(gBrandName));
// Determine whether this is the initial launch or the relaunch with privileges
if ( (argc == 3) && (strcmp(argv[1], "--privileged") == 0) ) {
// Prevent displaying "OSAScript" in menu bar on newer versions of OS X
activeAppPID = (pid_t)atol(argv[2]);
if (activeAppPID > 0) {
BringAppWithPidToFront(activeAppPID); // Usually Finder
}
// Give the run loop a chance to handle the BringAppWithPidToFront call
// CFRunLoopRunInMode(kCFRunLoopCommonModes, (CFTimeInterval)0.5, false);
// Apparently, usleep() lets run loop run
usleep(100000);
LoadPreferredLanguages();
if (geteuid() != 0) { // Confirm that we are running as root
ShowMessage(false, false, false, (char *)_("Permission error after relaunch"));
BOINCTranslationCleanup();
return permErr;
}
ShowMessage(false, true, false, (char *)_("Removal may take several minutes.\nPlease be patient."));
err = DoUninstall();
BOINCTranslationCleanup();
return err;
}
// This is the initial launch. Authenticate and relaunch ourselves with privileges.
// getlogin() gives unreliable results under OS 10.6.2, so use environment
strncpy(loginName, getenv("USER"), sizeof(loginName)-1);
mkdir("/tmp/UninstallBOINC", 0777);
chmod("/tmp/UninstallBOINC", 0777); // Needed because mkdir sets permissions restricted by umask (022)
f = fopen("/tmp/UninstallBOINC/loginName", "w");
if (!f) {
ShowMessage(false, false, false, (char *)_("Error saving user name"), p);
return fnOpnErr;
}
fprintf(f, "%s", loginName);
fclose(f);
GetPreferredLanguages(); // We must do this before switching to root user
LoadPreferredLanguages();
// Grid Republic uses generic dialog with Uninstall application's icon
cancelled = ! ShowMessage(true, true, false, (char *)_(
"Are you sure you want to completely remove %s from your computer?\n\n"
"This will remove the executables but will not touch %s data files."), p, p);
if (! cancelled) {
// Prevent displaying "OSAScript" in menu bar on newer versions of OS X
activeAppPID = getActiveAppPid();
// ShowMessage(false, true, false, "active app = %d", activeAppPID); // for debugging
// The "activate" command brings the password dialog to the front and makes it the active window.
// "with administrator privileges" launches the helper application as user root.
sprintf(cmd, "osascript -e 'activate' -e 'do shell script \"sudo \\\"%s\\\" --privileged %d\" with administrator privileges'", pathToSelf, activeAppPID);
err = callPosixSpawn(cmd, true);
}
if (cancelled || (err != noErr)) {
ShowMessage(false, false, false, (char *)_("Canceled: %s has not been touched."), p);
BOINCTranslationCleanup();
return err;
}
CFStringRef CFBOINCDataPath, CFUserPrefsPath;
char BOINCDataPath[MAXPATHLEN], temp[MAXPATHLEN], PathToPrefs[MAXPATHLEN];
Boolean success = false;
CFURLRef urlref = CFURLCreateWithFileSystemPath(NULL, CFSTR("/Library"),
kCFURLPOSIXPathStyle, true);
success = CFURLCopyResourcePropertyForKey(urlref, kCFURLLocalizedNameKey,
&CFBOINCDataPath, NULL);
CFRelease(urlref);
if (success) {
success = CFStringGetCString(CFBOINCDataPath, temp,
sizeof(temp), kCFStringEncodingUTF8);
CFRelease(CFBOINCDataPath);
}
if (success) {
success = false;
strlcpy(BOINCDataPath, "/", sizeof(BOINCDataPath));
strlcat(BOINCDataPath, temp, sizeof(BOINCDataPath));
strlcat(BOINCDataPath, "/", sizeof(BOINCDataPath));
urlref = CFURLCreateWithFileSystemPath(NULL, CFSTR("/Library/Application Support"),
kCFURLPOSIXPathStyle, true);
success = CFURLCopyResourcePropertyForKey(urlref, kCFURLLocalizedNameKey,
&CFBOINCDataPath, NULL);
CFRelease(urlref);
}
if (success) {
success = CFStringGetCString(CFBOINCDataPath, temp,
sizeof(temp), kCFStringEncodingUTF8);
CFRelease(CFBOINCDataPath);
}
if (success) {
strlcat(BOINCDataPath, temp, sizeof(BOINCDataPath));
strlcat(BOINCDataPath, "/BOINC Data", sizeof(BOINCDataPath));
} else {
strlcpy(BOINCDataPath,
"/Library/Application Support/BOINC Data",
sizeof(BOINCDataPath));
}
success = false;
urlref = CFURLCreateWithFileSystemPath(NULL, CFSTR("/Users"),
kCFURLPOSIXPathStyle, true);
success = CFURLCopyResourcePropertyForKey(urlref, kCFURLLocalizedNameKey,
&CFUserPrefsPath, NULL);
CFRelease(urlref);
if (success) {
success = CFStringGetCString(CFUserPrefsPath, temp, sizeof(temp),
kCFStringEncodingUTF8);
CFRelease(CFUserPrefsPath);
}
if (success) {
success = false;
strlcpy(PathToPrefs, "/", sizeof(PathToPrefs));
strlcat(PathToPrefs, temp, sizeof(PathToPrefs));
strlcat(PathToPrefs, "/[", sizeof(PathToPrefs));
strlcat(PathToPrefs, (char *)_("name of user"), sizeof(PathToPrefs));
strlcat(PathToPrefs, "]/", sizeof(PathToPrefs));
sprintf(temp, "/Users/%s/Library", loginName);
CFUserPrefsPath = CFStringCreateWithCString(kCFAllocatorDefault, temp,
kCFStringEncodingUTF8);
urlref = CFURLCreateWithFileSystemPath(NULL, CFUserPrefsPath,
kCFURLPOSIXPathStyle, true);
CFRelease(CFUserPrefsPath);
success = CFURLCopyResourcePropertyForKey(urlref, kCFURLLocalizedNameKey,
&CFUserPrefsPath, NULL);
CFRelease(urlref);
}
if (success) {
success = CFStringGetCString(CFUserPrefsPath, temp, sizeof(temp),
kCFStringEncodingUTF8);
CFRelease(CFUserPrefsPath);
}
if (success) {
success = false;
strlcat(PathToPrefs, temp, sizeof(PathToPrefs));
strlcat(PathToPrefs, "/", sizeof(PathToPrefs));
sprintf(temp, "/Users/%s/Library/Preferences", loginName);
CFUserPrefsPath = CFStringCreateWithCString(kCFAllocatorDefault, temp,
kCFStringEncodingUTF8);
urlref = CFURLCreateWithFileSystemPath(NULL, CFUserPrefsPath,
kCFURLPOSIXPathStyle, true);
CFRelease(CFUserPrefsPath);
success = CFURLCopyResourcePropertyForKey(urlref, kCFURLLocalizedNameKey,
&CFUserPrefsPath, NULL);
CFRelease(urlref);
}
if (success) {
success = CFStringGetCString(CFUserPrefsPath, temp, sizeof(temp),
kCFStringEncodingUTF8);
CFRelease(CFUserPrefsPath);
}
if (success) {
strlcat(PathToPrefs, temp, sizeof(PathToPrefs));
strlcat(PathToPrefs, "/BOINC Manager Preferences", sizeof(PathToPrefs));
} else {
strlcpy(PathToPrefs,
"/Users/[username]/Library/Preferences/BOINC Manager Preferences",
sizeof(PathToPrefs));
}
// stat() returns zero on success
if (stat(pathToVBoxUninstallTool, &sbuf) == 0) {
char cmd[MAXPATHLEN+30];
cancelled = ! ShowMessage(true, false, true, (char *)_(
"Do you also want to remove VirtualBox from your computer?\n"
"(VirtualBox was installed along with BOINC.)"));
if (! cancelled) {
if (KillOneProcess("VirtualBox")) {
sleep(5);
}
// List of processes to kill taken from my_processes
// array in VirtualBox_Uninstall.tool script:
KillOneProcess("VirtualBox-amd64");
KillOneProcess("VirtualBox-x86");
KillOneProcess("VirtualBoxVM");
KillOneProcess("VirtualBoxVM-amd64");
KillOneProcess("VirtualBoxVM-x86");
KillOneProcess("VBoxManage");
KillOneProcess("VBoxManage-amd64");
KillOneProcess("VBoxManage-x86");
KillOneProcess("VBoxHeadless");
KillOneProcess("VBoxHeadless-amd64");
KillOneProcess("VBoxHeadless-x86");
KillOneProcess("vboxwebsrv");
KillOneProcess("vboxwebsrv-amd64");
KillOneProcess("vboxwebsrv-x86");
KillOneProcess("VBoxXPCOMIPCD");
KillOneProcess("VBoxXPCOMIPCD-amd64");
KillOneProcess("VBoxXPCOMIPCD-x86");
KillOneProcess("VBoxSVC");
KillOneProcess("VBoxSVC-amd64");
KillOneProcess("VBoxSVC-x86");
KillOneProcess("VBoxNetDHCP");
KillOneProcess("VBoxNetDHCP-amd64");
KillOneProcess("VBoxNetDHCP-x86");
sleep(2);
snprintf(cmd, sizeof(cmd), "source \"%s\" --unattended", pathToVBoxUninstallTool);
callPosixSpawn(cmd);
}
}
ShowMessage(false, false, false, (char *)_("Removal completed.\n\n You may want to remove the following remaining items using the Finder: \n"
"the directory \"%s\"\n\nfor each user, the file\n"
"\"%s\"."), BOINCDataPath, PathToPrefs);
BOINCTranslationCleanup();
return err;
}
static OSStatus DoUninstall(void) {
FILE *f;
pid_t coreClientPID = 0;
int i;
char cmd[1024];
passwd *pw;
OSStatus err __attribute__((unused)) = noErr;
#if SEARCHFORALLBOINCMANAGERS
char myRmCommand[MAXPATHLEN+10], plistRmCommand[MAXPATHLEN+10];
char notBoot[] = "/Volumes/";
CFStringRef cfPath;
CFURLRef appURL;
int pathOffset;
#endif
#if TESTING
showDebugMsg("Permission OK after relaunch");
#endif
f = fopen("/tmp/UninstallBOINC/loginName", "r");
if (f) {
fgets(loginName, sizeof(loginName), f);
fclose(f);
}
// With fast user switching, each logged in user can be running
// a separate copy of the Manager; killall terminates all of them
for (i=0; i<NUMBRANDS; ++i) {
#if TESTING
showDebugMsg("killing any running instances of %s", appName[i]);
#endif
snprintf(cmd, sizeof(cmd), "killall \"%s\"", appName[i]);
callPosixSpawn(cmd);
}
// Core Client may still be running if it was started without Manager
coreClientPID = FindProcessPID("boinc", 0);
if (coreClientPID)
kill(coreClientPID, SIGTERM); // boinc catches SIGTERM & exits gracefully
#if SEARCHFORALLBOINCMANAGERS
// WARNING -- SEARCHFORALLBOINCMANAGERS CODE HAS NOT BEEN TESTED
// Phase 1: try to find all our applications using LaunchServices
for (i=0; i<100; i++) {
strlcpy(myRmCommand, "rm -rf \"", 10);
pathOffset = strlen(myRmCommand);
err = GetPathToAppFromID('BNC!', CFSTR("edu.berkeley.boinc"), myRmCommand+pathOffset, MAXPATHLEN);
if (err) {
break;
}
strlcat(myRmCommand, "\"", sizeof(myRmCommand));
#if TESTING
showDebugMsg("manager: %s", myRmCommand);
#endif
p = strstr(myRmCommand, notBoot);
if (p == myRmCommand+pathOffset) {
#if TESTING
showDebugMsg("Not on boot volume: %s", myRmCommand);
#endif
break;
} else {
// First delete just the application's info.plist file and update the
// LaunchServices Database; otherwise GetPathToAppFromID might return
// this application again after it's been deleted.
strlcpy(plistRmCommand, myRmCommand, sizeof(plistRmCommand));
strlcat(plistRmCommand, "/Contents/info.plist", sizeof(plistRmCommand));
#if TESTING
showDebugMsg("Deleting info.plist: %s", plistRmCommand);
#endif
callPosixSpawn(plistRmCommand);
cfPath = CFStringCreateWithCString(NULL, myRmCommand+pathOffset, kCFStringEncodingUTF8);
appURL = CFURLCreateWithFileSystemPath(NULL, CFStringRef filePath, kCFURLPOSIXPathStyle, true);
if (cfPath) {
CFRelease(cfPath);
}
if (appURL) {
CFRelease(appURL);
}
err = LSRegisterURL, true);
#if TESTING
if (err)
showDebugMsg("LSRegisterFSRef returned error %d", err);
#endif
callPosixSpawn(myRmCommand);
}
}
#endif // SEARCHFORALLBOINCMANAGERS
// Phase 2: step through default Applications directory searching for our applications
err = DeleteOurBundlesFromDirectory(CFSTR("edu.berkeley.boinc"), "app", "/Applications");
// Phase 3: step through default Screen Savers directory searching for our screen savers
err = DeleteOurBundlesFromDirectory(CFSTR("edu.berkeley.boincsaver"), "saver", "/Library/Screen Savers");
// Phase 4: Delete our files and directories at our installer's default locations
// Remove everything we may have installed, though the above 2 calls already deleted some
for (i=0; i<NUMBRANDS; ++i) {
sprintf(cmd, "rm -rf \"%s\"", appPath[i]);
callPosixSpawn(cmd);
sprintf(cmd, "rm -rf \"/Library/Screen Savers/%s.saver\"", saverName[i]);
callPosixSpawn(cmd);
}
for (i=0; i<NUMBRANDS; ++i) {
// NOTE: the following work for older versions of OS X, but newer versions
// of OS X store the receipts elsewhere. However, this step is probably
// not needed to allow installing older versions of BOINC over newer ones
// with more recent versions of OS X.
// Delete any receipt from a very old BOINC Installer
sprintf(cmd, "rm -rf \"/Library/Receipts/%s\".pkg", brandName[i]);
callPosixSpawn(cmd);
// Delete any receipt from a newer BOINC installer (which has
// a wrapper application around the installer package.)
sprintf(cmd, "rm -rf \"%s\"", receiptName[i]);
callPosixSpawn(cmd);
}
// Phase 5: Set BOINC Data owner and group to logged in user
// We don't customize BOINC Data directory name for branding
// callPosixSpawn ("rm -rf \"/Library/Application Support/BOINC Data\"");
pw = getpwnam(loginName);
sprintf(cmd, "chown -R %d:%d \"/Library/Application Support/BOINC Data\"", pw->pw_uid, pw->pw_gid);
callPosixSpawn (cmd);
callPosixSpawn("chmod -R u+rw-s,g+r-w-s,o+r-w \"/Library/Application Support/BOINC Data\"");
callPosixSpawn("chmod 600 \"/Library/Application Support/BOINC Data/gui_rpc_auth.cfg\"");
// Phase 6: step through all users and do user-specific cleanup
CleanupAllVisibleUsers();
callPosixSpawn ("dscl . -delete /users/boinc_master");
callPosixSpawn ("dscl . -delete /groups/boinc_master");
callPosixSpawn ("dscl . -delete /users/boinc_project");
callPosixSpawn ("dscl . -delete /groups/boinc_project");
return 0;
}
static OSStatus DeleteOurBundlesFromDirectory(CFStringRef bundleID, char *extension, char *dirPath) {
DIR *dirp;
dirent *dp;
CFStringRef urlStringRef = NULL;
int index;
CFStringRef thisID = NULL;
CFBundleRef thisBundle = NULL;
CFURLRef bundleURLRef = NULL;
char myRmCommand[MAXPATHLEN+10], *p;
int pathOffset;
dirp = opendir(dirPath);
if (dirp == NULL) { // Should never happen
showDebugMsg("Error: opendir(\"%s\") failed", dirPath);
return -1;
}
index = -1;
while (true) {
index++;
dp = readdir(dirp);
if (dp == NULL)
break; // End of list
p = strrchr(dp->d_name, '.');
if (p == NULL)
continue;
if (strcmp(p+1, extension))
continue;
strlcpy(myRmCommand, "rm -rf \"", 10);
pathOffset = strlen(myRmCommand);
strlcat(myRmCommand, dirPath, sizeof(myRmCommand));
strlcat(myRmCommand, "/", sizeof(myRmCommand));
strlcat(myRmCommand, dp->d_name, sizeof(myRmCommand));
urlStringRef = CFStringCreateWithCString(kCFAllocatorDefault, myRmCommand+pathOffset, CFStringGetSystemEncoding());
if (urlStringRef) {
bundleURLRef = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, urlStringRef, kCFURLPOSIXPathStyle, false);
if (bundleURLRef) {
thisBundle = CFBundleCreate( kCFAllocatorDefault, bundleURLRef );
if (thisBundle) {
thisID = CFBundleGetIdentifier(thisBundle);
if (thisID) {
strlcat(myRmCommand, "\"", sizeof(myRmCommand));
if (CFStringCompare(thisID, bundleID, 0) == kCFCompareEqualTo) {
#if TESTING
showDebugMsg("Bundles: %s", myRmCommand);
#endif
callPosixSpawn(myRmCommand);
} else {
#if TESTING
// showDebugMsg("Bundles: Not deleting %s", myRmCommand+pathOffset);
#endif
}
} // if (thisID)
#if TESTING
else
showDebugMsg("CFBundleGetIdentifier failed for index %d", index);
#endif
CFRelease(thisBundle);
} //if (thisBundle)
#if TESTING
else
showDebugMsg("CFBundleCreate failed for index %d", index);
#endif
CFRelease(bundleURLRef);
} // if (bundleURLRef)
#if TESTING
else
showDebugMsg("CFURLCreateWithFileSystemPath failed");
#endif
CFRelease(urlStringRef);
} // if (urlStringRef)
#if TESTING
else
showDebugMsg("CFStringCreateWithCString failed");
#endif
} // while true
closedir(dirp);
return noErr;
}
enum {
kSystemEventsCreator = 'sevs'
};
CFStringRef kSystemEventsBundleID = CFSTR("com.apple.systemevents");
char *systemEventsAppName = "System Events";
// Find all visible users and delete their login item to launch BOINC Manager.
// Remove each user from groups boinc_master and boinc_project.
// For now, don't delete user's BOINC Preferences file.
static OSStatus CleanupAllVisibleUsers(void)
{
long brandID = 0;
passwd *pw;
vector<string> human_user_names;
vector<uid_t> human_user_IDs;
// uid_t saved_uid;
uid_t saved_euid;
char human_user_name[256];
int i;
int userIndex;
int flag;
char buf[256];
char s[1024];
FILE *f;
char *p;
int id;
OSStatus err;
Boolean changeSaver;
// saved_uid = getuid();
saved_euid = geteuid();
err = noErr;
brandID = GetBrandID("/Library/Application Support/BOINC Data/Branding");
// First, find all users on system
f = popen("dscl . list /Users UniqueID", "r");
if (f) {
while (PersistentFGets(buf, sizeof(buf), f)) {
p = strrchr(buf, ' ');
if (p) {
id = atoi(p+1);
if (id < 501) {
#if TESTING
// printf("skipping user ID %d\n", id);
// fflush(stdout);
#endif
continue;
}
while (p > buf) {
if (*p != ' ') break;
--p;
}
*(p+1) = '\0';
human_user_names.push_back(string(buf));
human_user_IDs.push_back((uid_t)id);
#if TESTING
showDebugMsg("user ID %d: %s\n", id, buf);
#endif
*(p+1) = ' ';
}
}
pclose(f);
}
for (userIndex=human_user_names.size(); userIndex>0; --userIndex) {
flag = 0;
strlcpy(human_user_name, human_user_names[userIndex-1].c_str(), sizeof(human_user_name));
// Check whether this user is a login (human) user
sprintf(s, "dscl . -read \"/Users/%s\" NFSHomeDirectory", human_user_name);
f = popen(s, "r");
if (f) {
while (PersistentFGets(buf, sizeof(buf), f)) {
p = strrchr(buf, ' ');
if (p) {
if (strstr(p, "/var/empty") != NULL) {
flag = 1;
break;
}
}
}
pclose(f);
}
if (flag) {
sprintf(s, "dscl . -read \"/Users/%s\" UserShell", human_user_name);
f = popen(s, "r");
if (f) {
while (PersistentFGets(buf, sizeof(buf), f)) {
p = strrchr(buf, ' ');
if (p) {
if (strstr(p, "/usr/bin/false") != NULL) flag |= 2;
}
}
pclose(f);
}
}
// Skip all non-human (non-login) users
if (flag == 3) { // if (Home Directory == "/var/empty") && (UserShell == "/usr/bin/false")
#if TESTING
showDebugMsg("Flag=3: skipping user ID %d: %s", human_user_IDs[userIndex-1], buf);
#endif
continue;
}
pw = getpwnam(human_user_name);
if (pw == NULL)
continue;
#if TESTING
showDebugMsg("Deleting login item for user %s: Posix name=%s, Full name=%s, UID=%d",
human_user_name, pw->pw_name, pw->pw_gecos, pw->pw_uid);
#endif
// Remove user from groups boinc_master and boinc_project
sprintf(s, "dscl . -delete /groups/boinc_master users \"%s\"", pw->pw_name);
callPosixSpawn (s);
sprintf(s, "dscl . -delete /groups/boinc_project users \"%s\"", pw->pw_name);
callPosixSpawn (s);
// Set login item for this user
bool useOSASript = false;
if ((compareOSVersionTo(10, 13) < 0)
|| (strcmp(loginName, human_user_name) == 0)
|| (strcmp(loginName, pw->pw_name) == 0)
|| (strcmp(loginName, pw->pw_gecos) == 0)) {
useOSASript = true;
}
#if USE_OSASCRIPT_FOR_ALL_LOGGED_IN_USERS
if (! useOSASript) {
useOSASript = IsUserLoggedIn(pw->pw_name);
}
#endif
if (useOSASript) {
snprintf(s, sizeof(s), "/Users/%s/Library/LaunchAgents/edu.berkeley.boinc.plist", pw->pw_name);
boinc_delete_file(s);
#if TESTING
showDebugMsg("calling DeleteLoginItemOSAScript for user %s, euid = %d\n",
pw->pw_name, geteuid());
#endif
DeleteLoginItemOSAScript(pw->pw_name);
} else {
#if TESTING
showDebugMsg("calling DeleteLoginItemLaunchAgent for user %s, euid = %d\n",
pw->pw_name, geteuid());
#endif
DeleteLoginItemLaunchAgent(brandID, pw);
}
#if TESTING
showDebugMsg("calling DeleteScreenSaverLaunchAgent for user %s, euid = %d\n",
pw->pw_name);
#endif
DeleteScreenSaverLaunchAgent(pw);
// We don't delete the user's BOINC Manager preferences
// sprintf(s, "rm -f \"/Users/%s/Library/Preferences/BOINC Manager Preferences\"", human_user_name);
// callPosixSpawn (s);
// Delete per-user BOINC Manager and screensaver files
sprintf(s, "rm -fR \"/Users/%s/Library/Application Support/BOINC\"", human_user_name);
callPosixSpawn (s);
// Set screensaver to "Flurry" screensaver only
// if it was BOINC unbranded or branded screensaver.
changeSaver = false;
err = GetCurrentScreenSaverSelection(pw, s, sizeof(s) -1);
if (err == noErr) {
for (i=0; i<NUMBRANDS; ++i) {
if (strcmp(s, saverName[i]) == 0) {
changeSaver = true;
}
}
#if TESTING
showDebugMsg("Current screensaver selection for user %s is %s\n", pw->pw_name, s);
#endif
}
if (changeSaver) {
#if TESTING
showDebugMsg("Setting screensaver for user %s to Flurry\n", pw->pw_name);
#endif
seteuid(pw->pw_uid); // Temporarily set effective uid to this user
err = SetScreenSaverSelection("Flurry", "/System/Library/Screen Savers/Flurry.saver", 0);
seteuid(saved_euid); // Set effective uid back to privileged user
// This seems to work also:
// sprintf(s, "su -l \"%s\" -c 'defaults -currentHost write com.apple.screensaver moduleDict -dict moduleName \"Computer Name\" path \"/System/Library/Frameworks/ScreenSaver.framework/Resources/Computer Name.saver"\" type 0'");
// callPosixSpawn(s);
#if TESTING
// showDebugMsg("After seteuid(%d) for user %s, euid = %d, saved_uid = %d", pw->pw_uid, human_user_name, geteuid(), saved_uid);
#endif
}
} // End userIndex loop
sleep(1);
return noErr;
}
static void DeleteLoginItemOSAScript(char *userName)
{
int i, j;
char cmd[2048];
char systemEventsPath[1024];
pid_t systemEventsPID;
OSErr err, err2;
#if USE_OSASCRIPT_FOR_ALL_LOGGED_IN_USERS
Boolean isHighSierraOrLater = (compareOSVersionTo(10, 13) >= 0);
// NOTE: It may not be necessary to kill and relaunch the
// System Events application for each logged in user under High Sierra
#endif
#if TESTING
showDebugMsg("Adjusting login items for user %s\n", userName);
#endif
// We must launch the System Events application for the target user
err = noErr;
systemEventsPath[0] = '\0';
err = GetPathToAppFromID(kSystemEventsCreator, kSystemEventsBundleID, systemEventsPath, sizeof(systemEventsPath));
#if TESTING
if (err == noErr) {
showDebugMsg("SystemEvents is at %s\n", systemEventsPath);
} else {
showDebugMsg("GetPathToAppFromID(kSystemEventsCreator, kSystemEventsBundleID) returned error %d ", (int) err);
}
#endif
if (err == noErr) {
// Find SystemEvents process. If found, quit it in case
// it is running under a different user.
#if TESTING
showDebugMsg("Telling System Events to quit (at start of DeleteLoginItemOSAScript)\n");
#endif
systemEventsPID = FindProcessPID(systemEventsAppName, 0);
if (systemEventsPID != 0) {
err = kill(systemEventsPID, SIGKILL);
}
#if TESTING
if (err != noErr) {
showDebugMsg("(systemEventsPID, SIGKILL) returned error %d \n", (int) err);
}
#endif
// Wait for the process to be gone
for (i=0; i<50; ++i) { // 5 seconds max delay
SleepSeconds(0.1); // 1/10 second
systemEventsPID = FindProcessPID(systemEventsAppName, 0);
if (systemEventsPID == 0) break;
}
if (i >= 50) {
#if TESTING
showDebugMsg("Failed to make System Events quit\n");
#endif
err = noErr;
goto cleanupSystemEvents;
}
sleep(4);
}
if (systemEventsPath[0] != '\0') {
#if TESTING
showDebugMsg("Launching SystemEvents for user %s\n", userName);
#endif
for (j=0; j<5; ++j) {
sprintf(cmd, "sudo -u \"%s\" -b \"%s/Contents/MacOS/System Events\" &", userName, systemEventsPath);
err = callPosixSpawn(cmd);
if (err) {
#if TESTING
showDebugMsg("Command: %s returned error %d (try %d of 5)\n", cmd, (int) err, j);
#endif
}
// Wait for the process to start
for (i=0; i<50; ++i) { // 5 seconds max delay
SleepSeconds(0.1); // 1/10 second
systemEventsPID = FindProcessPID(systemEventsAppName, 0);
if (systemEventsPID != 0) break;
}
if (i < 50) break; // Exit j loop on success
}
if (j >= 5) {
#if TESTING
showDebugMsg("Failed to launch System Events for user %s\n", userName);
#endif
err = noErr;
goto cleanupSystemEvents;
}
}
sleep(2);
for (i=0; i<NUMBRANDS; i++) {
#if TESTING
showDebugMsg("Deleting any login items containing %s for user %s\n", appName[i], userName);
#endif
#if USE_OSASCRIPT_FOR_ALL_LOGGED_IN_USERS
if (isHighSierraOrLater) {
sprintf(cmd, "su -l \"%s\" -c 'osascript -e \"tell application \\\"System Events\\\" to delete login item \\\"%s\\\"\"'", userName, appName[i]);
} else
#endif
{
sprintf(cmd, "sudo -u \"%s\" osascript -e 'tell application \"System Events\" to delete login item \"%s\"'", userName, appName[i]);
}
err = callPosixSpawn(cmd);
#if TESTING
if (err) {
showDebugMsg("Command: %s\n", cmd);
showDebugMsg("Delete login item containing %s returned error %d\n", appName[i], err);
}
#endif
}
cleanupSystemEvents:
// Clean up in case this was our last user
fprintf(stdout, "Telling System Events to quit (at end of DeleteLoginItemOSAScript)\n");
fflush(stdout);
systemEventsPID = FindProcessPID(systemEventsAppName, 0);
err2 = noErr;
if (systemEventsPID != 0) {
err2 = kill(systemEventsPID, SIGKILL);
}
if (err2 != noErr) {
#if TESTING
showDebugMsg("kill(systemEventsPID, SIGKILL) returned error %d \n", (int) err2);
#endif
}
// Wait for the process to be gone
for (i=0; i<50; ++i) { // 5 seconds max delay
SleepSeconds(0.1); // 1/10 second
systemEventsPID = FindProcessPID(systemEventsAppName, 0);
if (systemEventsPID == 0) break;
}
if (i >= 50) {
#if TESTING
showDebugMsg("Failed to make System Events quit\n");
#endif
}
sleep(4);
}
// Under OS 10.13 High Sierra, telling System Events to modify Login Items for
// users who are not currently logged in no longer works, even when System Events
// is running as that user.
// So we create a LaunchAgent for that user. The next time that user logs in, the
// LaunchAgent will make the desired changes to that user's Login Items, launch
// BOINC Manager if appropriate, and delete itself.
//
// While we could just use a LaunchAgent to launch BOINC Manager on every login
// instead of using it to create a Login Item, I prefer Login Items because:
// * they are more readily visible to a less technically aware user through
// System Preferences, and
// * they are more easily added or removed through System Preferences, and
// * continuing to use them is consistent with older versions of BOINC Manager.
//
Boolean DeleteLoginItemLaunchAgent(long brandID, passwd *pw)
{
static bool alreadyCopied = false;
struct stat sbuf;
char path[MAXPATHLEN];
char s[2048];
OSErr err;
if (!alreadyCopied) {
getPathToThisApp(path, sizeof(path));
strncat(path, "/Contents/Resources/boinc_finish_install", sizeof(path)-1);
snprintf(s, sizeof(s), "cp -f \"%s\" \"/Library/Application Support/BOINC Data/%s_Finish_Uninstall\"", path, appName[brandID]);
err = callPosixSpawn(s);
if (err) {
printf("[2] Command %s returned error %d\n", s, err);
fflush(stdout);
} else {
alreadyCopied = true;
}
snprintf(s, sizeof(s), "/Library/Application Support/BOINC Data/%s_Finish_Install\"</string>\n", appName[brandID]);
chmod(s, 0755);
chown(s, pw->pw_uid, pw->pw_gid);
}
// Create a LaunchAgent for the specified user, replacing any LaunchAgent created
// previously (such as by Installer or by installing a differently branded BOINC.)
// Create LaunchAgents directory for this user if it does not yet exist
snprintf(s, sizeof(s), "/Users/%s/Library/LaunchAgents", pw->pw_name);
if (stat(s, &sbuf) != 0) {
mkdir(s, 0755);
chown(s, pw->pw_uid, pw->pw_gid);
}
snprintf(s, sizeof(s), "/Users/%s/Library/LaunchAgents/edu.berkeley.boinc.plist", pw->pw_name);
FILE* f = fopen(s, "w");
if (!f) return false;
fprintf(f, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
fprintf(f, "<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n");
fprintf(f, "<plist version=\"1.0\">\n");
fprintf(f, "<dict>\n");
fprintf(f, "\t<key>Label</key>\n");
fprintf(f, "\t<string>edu.berkeley.fix_login_items</string>\n");
fprintf(f, "\t<key>ProgramArguments</key>\n");
fprintf(f, "\t<array>\n");
fprintf(f, "\t\t<string>/Library/Application Support/BOINC Data/%s_Finish_Uninstall</string>\n", appName[brandID]);
// If this user was previously authorized to run the Manager, there
// may still be a Login Item for this user, and the Login Item may
// launch the Manager before the LaunchAgent deletes the Login Item.
// To guard against this, we have the LaunchAgent kill the Manager
// (for this user only) if it is running.
//
// Actually, the uninstaller should have deleted the Manager before
// that could happen, so this step is probably unnecessary.
//
fprintf(f, "\t\t<string>-d</string>\n");
fprintf(f, "\t\t<string>%s</string>\n", appName[brandID]);
fprintf(f, "\t</array>\n");
fprintf(f, "\t<key>RunAtLoad</key>\n");
fprintf(f, "\t<true/>\n");
fprintf(f, "</dict>\n");
fprintf(f, "</plist>\n");
fclose(f);
chmod(s, 0644);
chown(s, pw->pw_uid, pw->pw_gid);
if (IsUserLoggedIn(pw->pw_name)) {
sprintf(s, "su -l \"%s\" -c 'launchctl unload /Users/%s/Library/LaunchAgents/edu.berkeley.boinc.plist'", pw->pw_name, pw->pw_name);
callPosixSpawn(s);
sprintf(s, "su -l \"%s\" -c 'launchctl load /Users/%s/Library/LaunchAgents/edu.berkeley.boinc.plist'", pw->pw_name, pw->pw_name);
callPosixSpawn(s);
}
return true;
}
// Some older versions of BOINC installed a Screensaver LaunchAgent for each user.
// Even though we no longer do this, delete it if it exists, for backward compatibility
void DeleteScreenSaverLaunchAgent(passwd *pw) {
char cmd[MAXPATHLEN];
sprintf(cmd, "/Users/%s/Library/LaunchAgents/edu.berkeley.boinc-sshelper.plist", pw->pw_name);
if (boinc_file_exists(cmd)) {
sprintf(cmd, "su -l \"%s\" -c 'launchctl unload /Users/%s/Library/LaunchAgents/edu.berkeley.boinc-sshelper.plist'", pw->pw_name, pw->pw_name);
callPosixSpawn(cmd);
snprintf(cmd, sizeof(cmd),
"/Users/%s/Library/LaunchAgents/edu.berkeley.boinc-sshelper.plist",
pw->pw_name);
boinc_delete_file(cmd);
}
}
long GetBrandID(char *path)
{
long iBrandId;
iBrandId = 0; // Default value
FILE *f = fopen(path, "r");
if (f) {
fscanf(f, "BrandId=%ld\n", &iBrandId);
fclose(f);
}
if ((iBrandId < 0) || (iBrandId > (NUMBRANDS-1))) {
iBrandId = 0;
}
return iBrandId;
}
static Boolean IsUserLoggedIn(const char *userName){
char s[1024];
sprintf(s, "w -h \"%s\"", userName);
FILE *f = popen(s, "r");
if (f) {
if (PersistentFGets(s, sizeof(s), f) != NULL) {
pclose (f);
printf("User %s is currently logged in\n", userName);
return true; // this user is logged in (perhaps via fast user switching)
}
pclose (f);
}
return false;
}
static char * PersistentFGets(char *buf, size_t buflen, FILE *f) {
char *p = buf;
size_t len = buflen;
size_t datalen = 0;
*buf = '\0';
while (datalen < (buflen - 1)) {
fgets(p, len, f);
if (feof(f)) break;
if (ferror(f) && (errno != EINTR)) break;
if (strchr(buf, '\n')) break;
datalen = strlen(buf);
p = buf + datalen;
len -= datalen;
}
return (buf[0] ? buf : NULL);
}
OSErr GetCurrentScreenSaverSelection(passwd *pw, char *moduleName, size_t maxLen) {
char buf[1024];
FILE *f;
char *p, *q;
int i;
*moduleName = '\0';
sprintf(buf, "su -l \"%s\" -c 'defaults -currentHost read com.apple.screensaver moduleDict'", pw->pw_name);
f = popen(buf, "r");
if (f == NULL) {
#if TESTING
showDebugMsg("Could not get current screensaver selection for user %s\n", pw->pw_name);
#endif
return fnfErr;
}
while (PersistentFGets(buf, sizeof(buf), f))
{
p = strstr(buf, "moduleName = ");
if (p) {
p += 13; // Point past "moduleName = "
q = moduleName;
for (i=0; i<maxLen-1; ++i) {
if (*p == '"') {
++p;
continue;
}
if (*p == ';') break;
*q++ = *p++;
}
*q = '\0';
pclose(f);
return 0;
}
}
pclose(f);
return fnfErr;
}
OSErr SetScreenSaverSelection(char *moduleName, char *modulePath, int type) {
OSErr err = noErr;
CFStringRef preferenceName = CFSTR("com.apple.screensaver");
CFStringRef mainKeyName = CFSTR("moduleDict");
CFDictionaryRef emptyData;
CFMutableDictionaryRef newData;
Boolean success;
CFStringRef nameKey = CFStringCreateWithCString(NULL, "moduleName", kCFStringEncodingASCII);
CFStringRef nameValue = CFStringCreateWithCString(NULL, moduleName, kCFStringEncodingASCII);
CFStringRef pathKey = CFStringCreateWithCString(NULL, "path", kCFStringEncodingASCII);
CFStringRef pathValue = CFStringCreateWithCString(NULL, modulePath, kCFStringEncodingASCII);
CFStringRef typeKey = CFStringCreateWithCString(NULL, "type", kCFStringEncodingASCII);
CFNumberRef typeValue = CFNumberCreate(NULL, kCFNumberIntType, &type);
emptyData = CFDictionaryCreate(NULL, NULL, NULL, 0, NULL, NULL);
if (emptyData == NULL) {
CFRelease(nameKey);
CFRelease(nameValue);
CFRelease(pathKey);
CFRelease(pathValue);
CFRelease(typeKey);
CFRelease(typeValue);
return(-1);
}
newData = CFDictionaryCreateMutableCopy(NULL,0, emptyData);
if (newData == NULL)
{
CFRelease(nameKey);
CFRelease(nameValue);
CFRelease(pathKey);
CFRelease(pathValue);
CFRelease(typeKey);
CFRelease(typeValue);
CFRelease(emptyData);
return(-1);
}
CFDictionaryAddValue(newData, nameKey, nameValue);
CFDictionaryAddValue(newData, pathKey, pathValue);
CFDictionaryAddValue(newData, typeKey, typeValue);
CFPreferencesSetValue(mainKeyName, newData, preferenceName, kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
success = CFPreferencesSynchronize(preferenceName, kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
if (!success) {
err = -1;
}
CFRelease(nameKey);
CFRelease(nameValue);
CFRelease(pathKey);
CFRelease(pathValue);
CFRelease(typeKey);
CFRelease(typeValue);
CFRelease(emptyData);
CFRelease(newData);
return err;
}
static pid_t FindProcessPID(char* name, pid_t thePID)
{
FILE *f;
char buf[1024];
size_t n = 0;
pid_t aPID;
if (name != NULL) // Search ny name
n = strlen(name);
f = popen("ps -a -x -c -o command,pid", "r");
if (f == NULL)
return 0;
while (PersistentFGets(buf, sizeof(buf), f))
{
if (name != NULL) { // Search by name
if (strncmp(buf, name, n) == 0)
{
aPID = atol(buf+16);
pclose(f);
return aPID;
}
} else { // Search by PID
aPID = atol(buf+16);
if (aPID == thePID) {
pclose(f);
return aPID;
}
}
}
pclose(f);
return 0;
}
// Kill a process if it exists
static int KillOneProcess(char* name) {
pid_t thePid;
char cmd[MAXPATHLEN+10];
thePid = FindProcessPID(name, 0);
if (thePid <= 0) return 0; // No such process
kill(thePid, SIGQUIT);
for (int i=0; i<20; ++i) {
SleepSeconds(0.1);
if (!FindProcessPID(NULL, thePid)) {
return 0;
}
}
kill(thePid, SIGKILL);
for (int i=0; i<20; ++i) {
SleepSeconds(0.1);
if (!FindProcessPID(NULL, thePid)) {
return 0;
}
}
sprintf(cmd, "killall %s", name);
return callPosixSpawn(cmd);
}
// return time of day (seconds since 1970) as a double
//
static double dtime(void) {
struct timeval tv;
gettimeofday(&tv, 0);
return tv.tv_sec + (tv.tv_usec/1.e6);
}
// Uses usleep to sleep for full duration even if a signal is received
static void SleepSeconds(double seconds) {
double end_time = dtime() + seconds - 0.01;
// sleep() and usleep() can be interrupted by SIGALRM,
// so we may need multiple calls
//
while (1) {
if (seconds >= 1) {
sleep((unsigned int) seconds);
} else {
usleep((int)fmod(seconds*1000000, 1000000));
}
seconds = end_time - dtime();
if (seconds <= 0) break;
}
}
// Because language preferences are set on a per-user basis, we
// must get the preferred languages while set to the current
// user, before we switch to root in our second pass.
// So we get the preferred languages here and write them to a
// temporary file to be retrieved by our second pass.
// We must do it this way because, for unknown reasons, the
// CFBundleCopyLocalizationsForPreferences() API does not work
// correctly if we seteuid and setuid to the logged in user
// after running as root.
static void GetPreferredLanguages() {
DIR *dirp;
struct dirent *dp;
char searchPath[MAXPATHLEN];
struct stat sbuf;
CFMutableArrayRef supportedLanguages;
CFStringRef aLanguage;
char shortLanguage[32];
CFArrayRef preferredLanguages;
int i, j, k;
char * language;
char *uscore;
FILE *f;
// Create an array of all our supported languages
supportedLanguages = CFArrayCreateMutable(kCFAllocatorDefault, 100, &kCFTypeArrayCallBacks);
aLanguage = CFStringCreateWithCString(NULL, "en", kCFStringEncodingMacRoman);
CFArrayAppendValue(supportedLanguages, aLanguage);
aLanguage = NULL;
dirp = opendir(gCatalogsDir);
if (!dirp) goto bail;
while (true) {
dp = readdir(dirp);
if (dp == NULL)
break; // End of list
if (dp->d_name[0] == '.')
continue; // Ignore names beginning with '.'
strlcpy(searchPath, gCatalogsDir, sizeof(searchPath));
strlcat(searchPath, dp->d_name, sizeof(searchPath));
strlcat(searchPath, "/", sizeof(searchPath));
strlcat(searchPath, gCatalog_Name, sizeof(searchPath));
strlcat(searchPath, ".mo", sizeof(searchPath));
// stat() returns zero on success
if (stat(searchPath, &sbuf) != 0) continue;
// printf("Adding %s to supportedLanguages array\n", dp->d_name);
aLanguage = CFStringCreateWithCString(NULL, dp->d_name, kCFStringEncodingMacRoman);
CFArrayAppendValue(supportedLanguages, aLanguage);
aLanguage = NULL;
// If it has a region code ("it_IT") also try without region code ("it")
// TODO: Find a more general solution
strlcpy(shortLanguage, dp->d_name, sizeof(shortLanguage));
uscore = strchr(shortLanguage, '_');
if (uscore) {
*uscore = '\0';
aLanguage = CFStringCreateWithCString(NULL, shortLanguage, kCFStringEncodingMacRoman);
CFArrayAppendValue(supportedLanguages, aLanguage);
aLanguage = NULL;
}
}
closedir(dirp);
// Write a temp file to tell our PostInstall.app our preferred languages
f = fopen("/tmp/UninstallBOINC/BOINC_preferred_languages", "w");
for (i=0; i<MAX_LANGUAGES_TO_TRY; ++i) {
preferredLanguages = CFBundleCopyLocalizationsForPreferences(supportedLanguages, NULL );
#if 0 // For testing
int c = CFArrayGetCount(preferredLanguages);
for (k=0; k<c; ++k) {
CFStringRef s = (CFStringRef)CFArrayGetValueAtIndex(preferredLanguages, k);
printf("Preferred language %u is %s\n", k, CFStringGetCStringPtr(s, kCFStringEncodingMacRoman));
}
#endif
for (j=0; j<CFArrayGetCount(preferredLanguages); ++j) {
aLanguage = (CFStringRef)CFArrayGetValueAtIndex(preferredLanguages, j);
language = (char *)CFStringGetCStringPtr(aLanguage, kCFStringEncodingMacRoman);
if (language == NULL) {
if (CFStringGetCString(aLanguage, shortLanguage, sizeof(shortLanguage), kCFStringEncodingMacRoman)) {
language = shortLanguage;
}
}
if (f) {
fprintf(f, "%s\n", language);
}
// Remove all copies of this language from our list of supported languages
// so we can get the next preferred language in order of priority
for (k=CFArrayGetCount(supportedLanguages)-1; k>=0; --k) {
if (CFStringCompare(aLanguage, (CFStringRef)CFArrayGetValueAtIndex(supportedLanguages, k), 0) == kCFCompareEqualTo) {
CFArrayRemoveValueAtIndex(supportedLanguages, k);
}
}
// Since the original strings are English, no
// further translation is needed for language en.
if (!strcmp(language, "en")) {
fclose(f);
CFRelease(preferredLanguages);
preferredLanguages = NULL;
CFArrayRemoveAllValues(supportedLanguages);
CFRelease(supportedLanguages);
supportedLanguages = NULL;
return;
}
}
CFRelease(preferredLanguages);
preferredLanguages = NULL;
}
fclose(f);
bail:
CFArrayRemoveAllValues(supportedLanguages);
CFRelease(supportedLanguages);
supportedLanguages = NULL;
}
static void LoadPreferredLanguages(){
FILE *f;
int i;
char *p;
char language[32];
BOINCTranslationInit();
// First pass wrote a list of our preferred languages to a temp file
f = fopen("/tmp/UninstallBOINC/BOINC_preferred_languages", "r");
if (!f) return;
for (i=0; i<MAX_LANGUAGES_TO_TRY; ++i) {
fgets(language, sizeof(language), f);
if (feof(f)) break;
language[sizeof(language)-1] = '\0'; // Guarantee a null terminator
p = strchr(language, '\n');
if (p) *p = '\0'; // Replace newline with null terminator
if (language[0]) {
if (!BOINCTranslationAddCatalog(gCatalogsDir, language, gCatalog_Name)) {
printf("could not load catalog for langage %s\n", language);
}
}
}
fclose(f);
}
static void showDebugMsg(const char *format, ...) {
va_list args;
char s[1024];
va_start(args, format);
vsprintf(s, format, args);
va_end(args);
#if DEBUG_PRINT
print_to_log_file(s);
#else
ShowMessage(false, false, false, s);
#endif
}
static Boolean ShowMessage(Boolean allowCancel, Boolean continueButton, Boolean yesNoButtons, const char *format, ...) {
va_list args;
char s[1024];
CFOptionFlags responseFlags;
CFURLRef myIconURLRef = NULL;
CFBundleRef myBundleRef;
CFDictionaryRef myInfoPlistData;
CFStringRef appIconName;
Boolean result;
myBundleRef = CFBundleGetMainBundle();
if (myBundleRef) {
if (!strcmp(gBrandName, "BOINC")) {
// For BOINC uninstaller use our special icon
myIconURLRef = CFBundleCopyResourceURL(myBundleRef, CFSTR("PutInTrash.icns"), NULL, NULL);
} else {
// For branded uninstaller (GR, CE, PtP) use uninstaller application icon
myInfoPlistData = CFBundleGetInfoDictionary(myBundleRef);
if (myInfoPlistData) {
appIconName = (CFStringRef)CFDictionaryGetValue(myInfoPlistData, CFSTR("CFBundleIconFile"));
myIconURLRef = CFBundleCopyResourceURL(myBundleRef, appIconName, NULL, NULL);
}
}
}
va_start(args, format);
vsprintf(s, format, args);
va_end(args);
CFStringRef myString = CFStringCreateWithCString(NULL, s, kCFStringEncodingUTF8);
CFStringRef theTitle = CFStringCreateWithCString(NULL, gAppName, kCFStringEncodingUTF8);
CFStringRef cancelString = CFStringCreateWithCString(NULL, (char*)_("Cancel"), kCFStringEncodingUTF8);
CFStringRef continueString = CFStringCreateWithCString(NULL, (char*)_("Continue..."), kCFStringEncodingUTF8);
CFStringRef yesString = CFStringCreateWithCString(NULL, (char*)_("Yes"), kCFStringEncodingUTF8);
CFStringRef noString = CFStringCreateWithCString(NULL, (char*)_("No"), kCFStringEncodingUTF8);
BringAppToFront();
// Set default button to Continue, OK or No
// Set alternate button to Cancel, Yes, or hidden
SInt32 retval = CFUserNotificationDisplayAlert(0.0, kCFUserNotificationPlainAlertLevel,
myIconURLRef, NULL, NULL, theTitle, myString,
continueButton ? continueString : (yesNoButtons ? noString : NULL),
(allowCancel || yesNoButtons) ? (yesNoButtons ? yesString : cancelString) : NULL,
NULL, &responseFlags);
if (myIconURLRef) CFRelease(myIconURLRef);
if (myString) CFRelease(myString);
if (theTitle) CFRelease(theTitle);
if (cancelString) CFRelease(cancelString);
if (continueString) CFRelease(continueString);
if (yesString) CFRelease(yesString);
if (noString) CFRelease(noString);
if (retval) return false;
result = (responseFlags == kCFUserNotificationDefaultResponse);
// Return TRUE if user clicked Continue, Yes or OK, FALSE if user clicked Cancel or No
// Note: if yesNoButtons is true, we made default button "No" and alternate button "Yes"
return (yesNoButtons ? !result : result);
}
#define NOT_IN_TOKEN 0
#define IN_SINGLE_QUOTED_TOKEN 1
#define IN_DOUBLE_QUOTED_TOKEN 2
#define IN_UNQUOTED_TOKEN 3
int parse_command_line(char* p, char** argv) {
int state = NOT_IN_TOKEN;
int argc=0;
while (*p) {
switch(state) {
case NOT_IN_TOKEN:
if (isspace(*p)) {
} else if (*p == '\'') {
p++;
argv[argc++] = p;
state = IN_SINGLE_QUOTED_TOKEN;
break;
} else if (*p == '\"') {
p++;
argv[argc++] = p;
state = IN_DOUBLE_QUOTED_TOKEN;
break;
} else {
argv[argc++] = p;
state = IN_UNQUOTED_TOKEN;
}
break;
case IN_SINGLE_QUOTED_TOKEN:
if (*p == '\'') {
if (*(p-1) == '\\') break;
*p = 0;
state = NOT_IN_TOKEN;
}
break;
case IN_DOUBLE_QUOTED_TOKEN:
if (*p == '\"') {
if (*(p-1) == '\\') break;
*p = 0;
state = NOT_IN_TOKEN;
}
break;
case IN_UNQUOTED_TOKEN:
if (isspace(*p)) {
*p = 0;
state = NOT_IN_TOKEN;
}
break;
}
p++;
}
argv[argc] = 0;
return argc;
}
#include <spawn.h>
int callPosixSpawn(const char *cmdline, bool delayForResult) {
char command[1024];
char progName[1024];
char progPath[MAXPATHLEN];
char* argv[100];
int argc __attribute__((unused)) = 0;
char *p;
pid_t thePid = 0;
int result = 0;
int status = 0;
extern char **environ;
// Make a copy of cmdline because parse_command_line modifies it
strlcpy(command, cmdline, sizeof(command));
argc = parse_command_line(const_cast<char*>(command), argv);
strlcpy(progPath, argv[0], sizeof(progPath));
strlcpy(progName, argv[0], sizeof(progName));
p = strrchr(progName, '/');
if (p) {
argv[0] = p+1;
} else {
argv[0] = progName;
}
#if VERBOSE_TEST
print_to_log_file("***********");
for (int i=0; i<argc; ++i) {
print_to_log_file("argv[%d]=%s", i, argv[i]);
}
print_to_log_file("***********\n");
#endif
errno = 0;
result = posix_spawnp(&thePid, progPath, NULL, NULL, argv, environ);
#if VERBOSE_TEST
print_to_log_file("callPosixSpawn command: %s", cmdline);
print_to_log_file("callPosixSpawn: posix_spawnp returned %d: %s", result, strerror(result));
#endif
if (result) {
return result;
}
// CAF int val =
waitpid(thePid, &status, WUNTRACED);
// CAF if (val < 0) printf("first waitpid returned %d\n", val);
if (delayForResult) {
// For unknow reason, we don't get the error immediately if user cancelled authorization dialog.
SleepSeconds(0.5);
// CAF val =
waitpid(thePid, &status, WUNTRACED);
// CAF if (val < 0) printf("delayed waitpid returned %d\n", val);
}
if (status != 0) {
#if VERBOSE_TEST
print_to_log_file("waitpid() returned status=%d", status);
#endif
result = status;
} else {
if (WIFEXITED(status)) {
result = WEXITSTATUS(status);
if (result == 1) {
#if VERBOSE_TEST
print_to_log_file("WEXITSTATUS(status) returned 1, errno=%d: %s", errno, strerror(errno));
#endif
result = errno;
}
#if VERBOSE_TEST
else if (result) {
print_to_log_file("WEXITSTATUS(status) returned %d", result);
}
#endif
} // end if (WIFEXITED(status)) else
} // end if waitpid returned 0 sstaus else
return result;
}
#if VERBOSE_TEST || TESTING
static void strip_cr(char *buf)
{
char *theCR;
theCR = strrchr(buf, '\n');
if (theCR)
*theCR = '\0';
theCR = strrchr(buf, '\r');
if (theCR)
*theCR = '\0';
}
#endif // VERBOSE_TEST
// For debugging
static void print_to_log_file(const char *format, ...) {
#if VERBOSE_TEST || TESTING
FILE *f;
va_list args;
char buf[256];
time_t t;
sprintf(buf, "/Users/%s/Documents/test_log.txt", loginName);
f = fopen(buf, "a");
if (!f) return;
// File will be owned by root, so make it world readable & writable
chmod(buf, 0666);
// freopen(buf, "a", stdout);
// freopen(buf, "a", stderr);
time(&t);
strlcpy(buf, asctime(localtime(&t)), sizeof(buf));
strip_cr(buf);
fputs(buf, f);
fputs(" ", f);
va_start(args, format);
vfprintf(f, format, args);
va_end(args);
fputs("\n", f);
fflush(f);
fclose(f);
#endif
}
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