X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c655557fa685eb0201d5d45078a1f46370240592..129b8b1a215fc1fcc1b9f06daa0aeaf22bbce614:/src/unix/utilsunx.cpp diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp index d5b98d59af..2eab9e451b 100644 --- a/src/unix/utilsunx.cpp +++ b/src/unix/utilsunx.cpp @@ -25,6 +25,7 @@ #include "wx/intl.h" #include "wx/log.h" #include "wx/app.h" + #include "wx/wxcrtvararg.h" #endif #include "wx/apptrait.h" @@ -38,6 +39,7 @@ #include "wx/unix/private.h" #include +#include // waitpid() #ifdef HAVE_SYS_SELECT_H # include @@ -151,21 +153,17 @@ defined(__osf__) || defined(__EMX__)) extern "C" { - #ifdef __SUN__ + #ifdef __EMX__ + /* I copied this from the XFree86 diffs. AV. */ + #define INCL_DOSPROCESS + #include + inline void usleep(unsigned long delay) + { + DosSleep(delay ? (delay/1000l) : 1l); + } + #else // Unix int usleep(unsigned int usec); - #else // !Sun - #ifdef __EMX__ - /* I copied this from the XFree86 diffs. AV. */ - #define INCL_DOSPROCESS - #include - inline void usleep(unsigned long delay) - { - DosSleep(delay ? (delay/1000l) : 1l); - } - #else // !Sun && !EMX - void usleep(unsigned long usec); - #endif - #endif // Sun/EMX/Something else + #endif // __EMX__/Unix }; #define HAVE_USLEEP 1 @@ -266,7 +264,8 @@ long wxMacExecute(wxChar **argv, long wxExecute( const wxString& command, int flags, wxProcess *process ) { wxCHECK_MSG( !command.empty(), 0, wxT("can't exec empty command") ); - wxLogDebug(wxString(wxT("Launching: ")) + command); + + wxLogTrace(wxT("exec"), wxT("Executing \"%s\""), command.c_str()); #if wxUSE_THREADS // fork() doesn't mix well with POSIX threads: on many systems the program @@ -476,7 +475,7 @@ long wxExecute(wxChar **argv, int flags, wxProcess *process) while (argv[mb_argc]) { - wxWX2MBbuf mb_arg = wxConvertWX2MB(argv[mb_argc]); + wxWX2MBbuf mb_arg = wxSafeConvertWX2MB(argv[mb_argc]); mb_argv[mb_argc] = strdup(mb_arg); mb_argc++; } @@ -725,7 +724,7 @@ char *wxGetUserHome( const wxString &user ) } if ((ptr = wxGetenv(wxT("USER"))) != NULL || (ptr = wxGetenv(wxT("LOGNAME"))) != NULL) { - who = getpwnam(wxConvertWX2MB(ptr)); + who = getpwnam(wxSafeConvertWX2MB(ptr)); } // We now make sure the the user exists! @@ -739,7 +738,7 @@ char *wxGetUserHome( const wxString &user ) who = getpwnam (user.mb_str()); } - return wxConvertMB2WX(who ? who->pw_dir : 0); + return wxSafeConvertMB2WX(who ? who->pw_dir : 0); } // ---------------------------------------------------------------------------- @@ -790,11 +789,17 @@ static bool wxGetHostNameInternal(wxChar *buf, int sz) bool ok = uname(&uts) != -1; if ( ok ) { - wxStrncpy(buf, wxConvertMB2WX(uts.nodename), sz - 1); + wxStrncpy(buf, wxSafeConvertMB2WX(uts.nodename), sz - 1); buf[sz] = wxT('\0'); } #elif defined(HAVE_GETHOSTNAME) - bool ok = gethostname(buf, sz) != -1; + char cbuf[sz]; + bool ok = gethostname(cbuf, sz) != -1; + if ( ok ) + { + wxStrncpy(buf, wxSafeConvertMB2WX(cbuf), sz - 1); + buf[sz] = wxT('\0'); + } #else // no uname, no gethostname wxFAIL_MSG(wxT("don't know host name for this machine")); @@ -836,7 +841,7 @@ bool wxGetFullHostName(wxChar *buf, int sz) { if ( !wxStrchr(buf, wxT('.')) ) { - struct hostent *host = gethostbyname(wxConvertWX2MB(buf)); + struct hostent *host = gethostbyname(wxSafeConvertWX2MB(buf)); if ( !host ) { wxLogSysError(_("Cannot get the official hostname")); @@ -846,7 +851,7 @@ bool wxGetFullHostName(wxChar *buf, int sz) else { // the canonical name - wxStrncpy(buf, wxConvertMB2WX(host->h_name), sz); + wxStrncpy(buf, wxSafeConvertMB2WX(host->h_name), sz); } } //else: it's already a FQDN (BSD behaves this way) @@ -862,7 +867,7 @@ bool wxGetUserId(wxChar *buf, int sz) *buf = wxT('\0'); if ((who = getpwuid(getuid ())) != NULL) { - wxStrncpy (buf, wxConvertMB2WX(who->pw_name), sz - 1); + wxStrncpy (buf, wxSafeConvertMB2WX(who->pw_name), sz - 1); return true; } @@ -871,24 +876,23 @@ bool wxGetUserId(wxChar *buf, int sz) bool wxGetUserName(wxChar *buf, int sz) { +#ifdef HAVE_PW_GECOS struct passwd *who; *buf = wxT('\0'); if ((who = getpwuid (getuid ())) != NULL) { - // pw_gecos field in struct passwd is not standard -#ifdef HAVE_PW_GECOS char *comma = strchr(who->pw_gecos, ','); if (comma) *comma = '\0'; // cut off non-name comment fields - wxStrncpy (buf, wxConvertMB2WX(who->pw_gecos), sz - 1); -#else // !HAVE_PW_GECOS - wxStrncpy (buf, wxConvertMB2WX(who->pw_name), sz - 1); -#endif // HAVE_PW_GECOS/!HAVE_PW_GECOS + wxStrncpy (buf, wxSafeConvertMB2WX(who->pw_gecos), sz - 1); return true; } return false; +#else // !HAVE_PW_GECOS + return wxGetUserId(buf, sz); +#endif // HAVE_PW_GECOS/!HAVE_PW_GECOS } bool wxIsPlatform64Bit() @@ -913,9 +917,9 @@ wxOperatingSystemId wxGetOsVersion(int *verMaj, int *verMin) // get OS version int major, minor; wxString release = wxGetCommandOutput(wxT("uname -r")); - if ( !release.empty() && wxSscanf(release, "%d.%d", &major, &minor) != 2 ) + if ( release.empty() || wxSscanf(release, wxT("%d.%d"), &major, &minor) != 2 ) { - // unrecognized uname string format + // failed to get version string or unrecognized format major = minor = -1; } @@ -960,20 +964,43 @@ wxMemorySize wxGetFreeMemory() char buf[1024]; if ( fgets(buf, WXSIZEOF(buf), fp) && fgets(buf, WXSIZEOF(buf), fp) ) { - long memTotal, memUsed; - sscanf(buf, "Mem: %ld %ld %ld", &memTotal, &memUsed, &memFree); + // /proc/meminfo changed its format in kernel 2.6 + if ( wxPlatformInfo().CheckOSVersion(2, 6) ) + { + unsigned long cached, buffers; + sscanf(buf, "MemFree: %ld", &memFree); + + fgets(buf, WXSIZEOF(buf), fp); + sscanf(buf, "Buffers: %lu", &buffers); + + fgets(buf, WXSIZEOF(buf), fp); + sscanf(buf, "Cached: %lu", &cached); + + // add to "MemFree" also the "Buffers" and "Cached" values as + // free(1) does as otherwise the value never makes sense: for + // kernel 2.6 it's always almost 0 + memFree += buffers + cached; + + // values here are always expressed in kB and we want bytes + memFree *= 1024; + } + else // Linux 2.4 (or < 2.6, anyhow) + { + long memTotal, memUsed; + sscanf(buf, "Mem: %ld %ld %ld", &memTotal, &memUsed, &memFree); + } } fclose(fp); return (wxMemorySize)memFree; } -#elif defined(__SUN__) && defined(_SC_AVPHYS_PAGES) - return (wxMemorySize)(sysconf(_SC_AVPHYS_PAGES)*sysconf(_SC_PAGESIZE)); #elif defined(__SGI__) struct rminfo realmem; if ( sysmp(MP_SAGET, MPSA_RMINFO, &realmem, sizeof realmem) == 0 ) return ((wxMemorySize)realmem.physmem * sysconf(_SC_PAGESIZE)); +#elif defined(_SC_AVPHYS_PAGES) + return ((wxMemorySize)sysconf(_SC_AVPHYS_PAGES))*sysconf(_SC_PAGESIZE); //#elif defined(__FREEBSD__) -- might use sysctl() to find it out, probably #endif @@ -1212,55 +1239,93 @@ int wxGUIAppTraits::WaitForChild(wxExecuteData& execData) } + if ( !(flags & wxEXEC_NOEVENTS) ) + { #if defined(__DARWIN__) && (defined(__WXMAC__) || defined(__WXCOCOA__)) - endProcData->tag = wxAddProcessCallbackForPid(endProcData, execData.pid); + endProcData->tag = wxAddProcessCallbackForPid(endProcData, execData.pid); #else - endProcData->tag = wxAddProcessCallback - ( - endProcData, - execData.pipeEndProcDetect.Detach(wxPipe::Read) - ); + endProcData->tag = wxAddProcessCallback + ( + endProcData, + execData.pipeEndProcDetect.Detach(wxPipe::Read) + ); - execData.pipeEndProcDetect.Close(); + execData.pipeEndProcDetect.Close(); #endif // defined(__DARWIN__) && (defined(__WXMAC__) || defined(__WXCOCOA__)) + } if ( flags & wxEXEC_SYNC ) { wxBusyCursor bc; - wxWindowDisabler *wd = flags & wxEXEC_NODISABLE ? NULL - : new wxWindowDisabler; + int exitcode = 0; + + wxWindowDisabler *wd = flags & (wxEXEC_NODISABLE | wxEXEC_NOEVENTS) + ? NULL + : new wxWindowDisabler; - // endProcData->pid will be set to 0 from GTK_EndProcessDetector when the - // process terminates - while ( endProcData->pid != 0 ) + if ( flags & wxEXEC_NOEVENTS ) { - bool idle = true; + // just block waiting for the child to exit + int status = 0; -#if HAS_PIPE_INPUT_STREAM - if ( execData.bufOut ) + int result = waitpid(execData.pid, &status, 0); + + if ( result == -1 ) { - execData.bufOut->Update(); - idle = false; + wxLogLastError(_T("waitpid")); + exitcode = -1; } - - if ( execData.bufErr ) + else { - execData.bufErr->Update(); - idle = false; + wxASSERT_MSG( result == execData.pid, + _T("unexpected waitpid() return value") ); + + if ( WIFEXITED(status) ) + { + exitcode = WEXITSTATUS(status); + } + else // abnormal termination? + { + wxASSERT_MSG( WIFSIGNALED(status), + _T("unexpected child wait status") ); + exitcode = -1; + } } + } + else // !wxEXEC_NOEVENTS + { + // endProcData->pid will be set to 0 from GTK_EndProcessDetector when the + // process terminates + while ( endProcData->pid != 0 ) + { + bool idle = true; + +#if HAS_PIPE_INPUT_STREAM + if ( execData.bufOut ) + { + execData.bufOut->Update(); + idle = false; + } + + if ( execData.bufErr ) + { + execData.bufErr->Update(); + idle = false; + } #endif // HAS_PIPE_INPUT_STREAM - // don't consume 100% of the CPU while we're sitting in this - // loop - if ( idle ) - wxMilliSleep(1); + // don't consume 100% of the CPU while we're sitting in this + // loop + if ( idle ) + wxMilliSleep(1); - // give GTK+ a chance to call GTK_EndProcessDetector here and - // also repaint the GUI - wxYield(); - } + // give GTK+ a chance to call GTK_EndProcessDetector here and + // also repaint the GUI + wxYield(); + } - int exitcode = endProcData->exitcode; + exitcode = endProcData->exitcode; + } delete wd; delete endProcData;