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/* print.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation. See http://www.gnu.org/ for details.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <malloc.h>
#include <errno.h>
#include "apk_defines.h"
#include "apk_print.h"
int apk_print_indented(struct apk_indent *i, apk_blob_t blob)
{
static const int wrap_length = 80;
if (i->x + blob.len + 1 >= wrap_length) {
i->x = i->indent;
printf("\n%*s", i->indent - 1, "");
}
i->x += printf(" %.*s", (int) blob.len, blob.ptr);
return 0;
}
void apk_print_indented_words(struct apk_indent *i, const char *text)
{
apk_blob_for_each_segment(APK_BLOB_STR(text), " ",
(apk_blob_cb) apk_print_indented, i);
}
const char *apk_error_str(int error)
{
if (error < 0)
error = -error;
switch (error) {
case ENOKEY:
return "UNTRUSTED signature";
case EKEYREJECTED:
return "BAD signature";
case EIO:
return "IO ERROR";
case EBADMSG:
return "BAD archive";
case ENOMSG:
return "archive does not contain expected data";
default:
return strerror(error);
}
}
void apk_log(const char *prefix, const char *format, ...)
{
va_list va;
if (prefix != NULL)
fprintf(stderr, "%s", prefix);
va_start(va, format);
vfprintf(stderr, format, va);
va_end(va);
fprintf(stderr, "\n");
}
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