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Avoid crashing on empty files

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This commit is contained in:
Pierre Pronchery 2011-05-11 21:49:37 +00:00
parent 9c375f2970
commit fdeaf6a651
1 changed files with 3 additions and 3 deletions
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6
src/tail.c
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@ -1,5 +1,5 @@
/* $Id$ */
/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Unix utils */
/* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -116,8 +116,8 @@ static int _tail_do_lines(Prefs * prefs, FILE * fp, char const * filename)
lines[pos][column] = '\0';
column = 0;
}
/* FIXME crashes if directly EOF */
_lines_print(lines, pos);
if(lines[0] != NULL)
_lines_print(lines, pos);
if(c != EOF || !feof(fp))
ret = _tail_error(filename, 1);
free(lines);