inc/textOut.h File Reference

#include "pipeline.h"

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Defines
#define	textOutCompressNone   "none"
#define	textOutCompressBzip2   "bzip2"
#define	textOutCompressCompress   "compress"
#define	textOutCompressGzip   "gzip"
#define	textOutCompressZip   "zip"
#define	textOutCompressMenuContents
#define	textOutCompressValuesContents
Functions
pipeline *	textOutInit (char *fileName, char *compressType)
void	textOutClose (struct pipeline **pCompressPipeline)

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Define Documentation

#define textOutCompressBzip2   "bzip2"

Definition at line 10 of file textOut.h.

Referenced by cleanEnvVars(), getCompressor(), and getCompressSuffix().

#define textOutCompressCompress   "compress"

Definition at line 11 of file textOut.h.

Referenced by cleanEnvVars(), getCompressor(), and getCompressSuffix().

#define textOutCompressGzip   "gzip"

Definition at line 12 of file textOut.h.

Referenced by cleanEnvVars(), getCompressor(), and getCompressSuffix().

#define textOutCompressMenuContents

Value:

{ "plain text",\
                                       "gzip compressed (.gz)",\
                                       "bzip2 compressed (.bz2)",\
                                       "LZW compressed (.Z)",\
                                       "zip compressed (.zip)",\
                                       NULL\
                                     }

Definition at line 18 of file textOut.h.

#define textOutCompressNone   "none"

Definition at line 9 of file textOut.h.

Referenced by textOutInit().

#define textOutCompressValuesContents

Value:

{ textOutCompressNone,\
                                         textOutCompressGzip,\
                                         textOutCompressBzip2,\
                                         textOutCompressCompress,\
                                         textOutCompressZip,\
                                         NULL\
                                       }

Definition at line 26 of file textOut.h.

#define textOutCompressZip   "zip"

Definition at line 13 of file textOut.h.

Referenced by cleanEnvVars(), getCompressor(), and getCompressSuffix().

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Function Documentation

void textOutClose

(

struct pipeline **

pCompressPipeline

)

Definition at line 152 of file textOut.c.

References pipelineFree(), and pipelineWait().

{
if (pCompressPipeline && *pCompressPipeline)
    {
    fflush(stdout);
    fclose(stdout);
    pipelineWait(*pCompressPipeline);
    pipelineFree(pCompressPipeline);
    }
}

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struct pipeline* textOutInit	(	char *	fileName,
		char *	compressType
	)			[read]

Definition at line 104 of file textOut.c.

References cleanEnvVars(), endsWith(), errnoAbort(), getCompressor(), getCompressSuffix(), isEmpty, pipelineFd(), pipelineOpen1(), pipelineWrite, pushAbortHandler(), pushWarnHandler(), sameWord, textOutAbortHandler(), textOutCompressNone, textOutWarnHandler(), and trimSpaces().

{
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);
}

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