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-rw-r--r--src/compression.c128
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diff --git a/src/compression.c b/src/compression.c
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--- a/src/compression.c
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@@ -1,128 +0,0 @@
-/*
- * compression.c: code to find decompressor / compression extension
- *
- * Copyright (C) 1994, 1995 Graeme W. Wilford. (Wilf.)
- * Copyright (C) 2001, 2002 Colin Watson.
- *
- * This file is part of man-db.
- *
- * man-db is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * man-db 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with man-db; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Sat Aug 20 15:01:02 BST 1994 Wilf. (G.Wilford@ee.surrey.ac.uk)
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif /* HAVE_CONFIG_H */
-
-#include <assert.h>
-#include <stdio.h>
-#include <errno.h>
-#include <signal.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#include "error.h"
-#include "xstrndup.h"
-#include "xvasprintf.h"
-
-#include "manconfig.h"
-
-#include "pipeline.h"
-
-#include "appendstr.h"
-
-#include "compression.h"
-
-/* Take filename as arg, return structure containing decompressor
- and extension, or NULL if no comp extension found.
- If want_stem, set comp->stem to the filename without extension, which
- the caller should free.
-
- eg.
- filename = /usr/man/man1/foo.1.gz
-
- comp->prog = "/usr/bin/gzip -dc";
- comp->ext = "gz";
- comp->stem = "/usr/man/man1/foo.1";
- */
-struct compression *comp_info (const char *filename, int want_stem)
-{
- const char *ext;
- static struct compression hpux_comp =
- {PROG_GUNZIP " -S \"\"", "", NULL};
-
- ext = strrchr (filename, '.');
-
- if (ext) {
- struct compression *comp;
- for (comp = comp_list; comp->ext; comp++) {
- if (strcmp (comp->ext, ext + 1) == 0) {
- if (want_stem)
- comp->stem = xstrndup (filename,
- ext - filename);
- else
- comp->stem = NULL;
- return comp;
- }
- }
- }
-
- if (*PROG_GUNZIP) {
- ext = strstr (filename, ".Z/");
- if (ext) {
- if (want_stem)
- hpux_comp.stem = xstrndup (filename,
- ext - filename);
- else
- hpux_comp.stem = NULL;
- return &hpux_comp;
- }
- }
-
- return NULL;
-}
-
-/* take filename w/o comp ext. as arg, return comp->stem as a relative
- compressed file or NULL if none found */
-struct compression *comp_file (const char *filename)
-{
- size_t len;
- char *compfile;
- struct compression *comp;
-
- compfile = xasprintf ("%s.", filename);
- assert (compfile);
- len = strlen (compfile);
-
- for (comp = comp_list; comp->ext; comp++) {
- struct stat buf;
-
- compfile = appendstr (compfile, comp->ext, (void *) 0);
-
- if (stat (compfile, &buf) == 0) {
- comp->stem = compfile;
- return comp;
- }
-
- *(compfile + len) = '\0';
- }
- free (compfile);
- return NULL;
-}