1 files changed, 93 insertions, 0 deletions
diff --git a/ext/zip/lib/zip_error_strerror.c b/ext/zip/lib/zip_error_strerror.c
new file mode 100644
index 0000000000..f14f7190e6
--- /dev/null
+++ b/ext/zip/lib/zip_error_strerror.c
@@ -0,0 +1,93 @@
+/*
+  $NiH: zip_error_strerror.c,v 1.4 2006/02/21 09:41:00 dillo Exp $
+
+  zip_error_sterror.c -- get string representation of struct zip_error
+  Copyright (C) 1999, 2003 Dieter Baron and Thomas Klausner
+
+  This file is part of libzip, a library to manipulate ZIP archives.
+  The authors can be contacted at <nih@giga.or.at>
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+  1. Redistributions of source code must retain the above copyright
+     notice, this list of conditions and the following disclaimer.
+  2. Redistributions in binary form must reproduce the above copyright
+     notice, this list of conditions and the following disclaimer in
+     the documentation and/or other materials provided with the
+     distribution.
+  3. The names of the authors may not be used to endorse or promote
+     products derived from this software without specific prior
+     written permission.
+ 
+  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "zip.h"
+#include "zipint.h"
+
+
+
+const char *
+_zip_error_strerror(struct zip_error *err)
+{
+    const char *zs, *ss;
+    char buf[128], *s;
+
+    _zip_error_fini(err);
+
+    if (err->zip_err < 0 || err->zip_err >= _zip_nerr_str) {
+	sprintf(buf, "Unknown error %d", err->zip_err);
+	zs = NULL;
+	ss = buf;
+    }
+    else {
+	zs = _zip_err_str[err->zip_err];
+	
+	switch (_zip_err_type[err->zip_err]) {
+	case ZIP_ET_SYS:
+	    ss = strerror(err->sys_err);
+	    break;
+
+	case ZIP_ET_ZLIB:
+	    ss = zError(err->sys_err);
+	    break;
+
+	default:
+	    ss = NULL;
+	}
+    }
+
+    if (ss == NULL)
+	return zs;
+    else {
+	if ((s=(char *)malloc(strlen(ss)
+			      + (zs ? strlen(zs)+2 : 0) + 1)) == NULL)
+	    return _zip_err_str[ZIP_ER_MEMORY];
+	
+	sprintf(s, "%s%s%s",
+		(zs ? zs : ""),
+		(zs ? ": " : ""),
+		ss);
+	err->str = s;
+
+	return ss;
+    }
+}