/** * Check if compressor output is active * @return true if the compressor is on */ bool Compressor::Enabled() const { int32_t status = 0; bool value; value = getCompressor(m_pcm_pointer, &status); if (status) { wpi_setWPIError(Timeout); } return value; }
void TarArch::updateArch() { if (compressed) { updateInProgress = true; int f_desc = KDE_open(QFile::encodeName(m_filename), O_CREAT | O_TRUNC | O_WRONLY, 0666); if (f_desc != -1) fd = fdopen( f_desc, "w" ); else fd = NULL; KProcess *kp = m_currentProcess = new KProcess; kp->clearArguments(); KProcess::Communication flag = KProcess::AllOutput; if ( getCompressor() == "lzop" ) { kp->setUsePty( KProcess::Stdin, false ); flag = KProcess::Stdout; } if ( !getCompressor().isNull() ) *kp << getCompressor() << "-c" << tmpfile; else *kp << "cat" << tmpfile; connect(kp, SIGNAL(receivedStdout(KProcess*, char*, int)), this, SLOT(updateProgress( KProcess *, char *, int ))); connect( kp, SIGNAL(receivedStderr(KProcess*, char*, int)), (Arch *)this, SLOT(slotReceivedOutput(KProcess*, char*, int))); connect(kp, SIGNAL(processExited(KProcess *)), this, SLOT(updateFinished(KProcess *)) ); if ( !fd || kp->start(KProcess::NotifyOnExit, flag) == false) { KMessageBox::error(0, i18n("Trouble writing to the archive...")); emit updateDone(); } } }
struct pipeline *textOutInit(char *fileName, char *compressType) /* Set up stdout to be HTTP text, file (if fileName is specified), or * compressed file (if both fileName and compressType are specified -- * see textOut.h for supported compression types). * Return NULL if no compression, otherwise a pipeline handle on which * textOutClose should be called when we're done writing stdout. */ { struct pipeline *compressPipeline = NULL; trimSpaces(fileName); if (isEmpty(fileName)) { printf("Content-Type: text/plain\n\n"); } else if (isEmpty(compressType) || sameWord(compressType, textOutCompressNone)) { printf("Content-Type: application/octet-stream\n"); printf("Content-Disposition: attachment; filename=%s\n\n", fileName); } else { char *suffix = getCompressSuffix(compressType); printf("Content-Type: application/x-%s\n", compressType); if (endsWith(fileName, suffix)) printf("Content-Disposition: attachment; filename=%s\n\n", fileName); else printf("Content-Disposition: attachment; filename=%s%s\n\n", fileName, suffix); /* Send the Content header uncompressed! */ fflush(stdout); /* Make sure no environment variables interfere with compressor. */ cleanEnvVars(compressType); /* Redirect stdout to compressor pipeline object. */ compressPipeline = pipelineOpen1(getCompressor(compressType), pipelineWrite, NULL, NULL); if (-1 == dup2(pipelineFd(compressPipeline), STDOUT_FILENO)) errnoAbort("dup2(pipelineFd %d, stdout %d) failed in textOpen()", pipelineFd(compressPipeline), STDOUT_FILENO); } pushWarnHandler(textOutWarnHandler); pushAbortHandler(textOutAbortHandler); return(compressPipeline); }
struct pipeline *textOutInit(char *fileName, char *compressType, int *saveStdout) /* Set up stdout to be HTTP text, file (if fileName is specified), or * compressed file (if both fileName and compressType are specified -- * see textOut.h for supported compression types). * Return NULL if no compression, otherwise a pipeline handle on which * textOutClose should be called when we're done writing stdout. */ { struct pipeline *compressPipeline = NULL; // if path contains a slash, we are outputting to a local file boolean outToFile = (strchr(fileName, '/') != NULL); if (outToFile) { FILE *f; f = fopen(fileName, "w"); /* We want to capture stdout output to a file */ fflush(stdout); int tempOut = dup(STDOUT_FILENO); if (saveStdout) *saveStdout = tempOut; dup2(fileno(f),STDOUT_FILENO); /* closes STDOUT before setting it again */ fclose(f); } trimSpaces(fileName); if (isEmpty(fileName)) { printf("Content-Type: text/plain\n\n"); } else if (isEmpty(compressType) || sameWord(compressType, textOutCompressNone)) { if (!outToFile) { printf("Content-Type: application/octet-stream\n"); printf("Content-Disposition: attachment; filename=%s\n\n", fileName); } } else { if (!outToFile) { char *suffix = getCompressSuffix(compressType); printf("Content-Type: application/x-%s\n", compressType); if (endsWith(fileName, suffix)) printf("Content-Disposition: attachment; filename=%s\n\n", fileName); else printf("Content-Disposition: attachment; filename=%s%s\n\n", fileName, suffix); /* Send the Content header uncompressed! */ fflush(stdout); } /* Make sure no environment variables interfere with compressor. */ cleanEnvVars(compressType); /* Redirect stdout to compressor pipeline object. */ compressPipeline = pipelineOpen1(getCompressor(compressType), pipelineWrite, NULL, NULL); if (-1 == dup2(pipelineFd(compressPipeline), STDOUT_FILENO)) errnoAbort("dup2(pipelineFd %d, stdout %d) failed in textOpen()", pipelineFd(compressPipeline), STDOUT_FILENO); } pushWarnHandler(textOutWarnHandler); pushAbortHandler(textOutAbortHandler); return(compressPipeline); }