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111
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1 /* gzclose.c -- zlib gzclose() function
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2 * Copyright (C) 2004, 2010 Mark Adler
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3 * For conditions of distribution and use, see copyright notice in zlib.h
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4 */
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5
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6 #include "gzguts.h"
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7
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8 /* gzclose() is in a separate file so that it is linked in only if it is used.
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9 That way the other gzclose functions can be used instead to avoid linking in
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10 unneeded compression or decompression routines. */
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11 int ZEXPORT gzclose(file)
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12 gzFile file;
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13 {
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14 #ifndef NO_GZCOMPRESS
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15 gz_statep state;
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16
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17 if (file == NULL)
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18 return Z_STREAM_ERROR;
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19 state = (gz_statep)file;
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20
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21 return state->mode == GZ_READ ? gzclose_r(file) : gzclose_w(file);
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22 #else
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23 return gzclose_r(file);
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24 #endif
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25 }
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