Mercurial > vim
view src/if_perlsfio.c @ 9127:1b41750311b6 v7.4.1847
commit https://github.com/vim/vim/commit/13ddc5c35921efa69e980284117b6db6465e019c
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed May 25 22:51:17 2016 +0200
patch 7.4.1847
Problem: Getting an item from a NULL dict crashes. Setting a register to a
NULL list crashes. (Nikolai Pavlov, issue https://github.com/vim/vim/issues/768) Comparing a NULL
dict with a NULL dict fails.
Solution: Properly check for NULL.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Wed, 25 May 2016 23:00:07 +0200 |
parents | bcef391c101c |
children | 4aead6a9b7a9 |
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/* vi:set ts=8 sts=4 sw=4: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * if_perlsfio.c: Special I/O functions for Perl interface. */ #define _memory_h /* avoid memset redeclaration */ #define IN_PERL_FILE /* don't include if_perl.pro from prot.h */ #include "vim.h" #if defined(USE_SFIO) || defined(PROTO) #ifndef USE_SFIO /* just generating prototypes */ # define Sfio_t int # define Sfdisc_t int #endif #define NIL(type) ((type)0) static int sfvimwrite( Sfio_t *f, /* stream involved */ char *buf, /* buffer to read from */ int n, /* number of bytes to write */ Sfdisc_t *disc) /* discipline */ { char_u *str; str = vim_strnsave((char_u *)buf, n); if (str == NULL) return 0; msg_split((char *)str); vim_free(str); return n; } /* * sfdcnewnvi -- * Create Vim discipline */ Sfdisc_t * sfdcnewvim(void) { Sfdisc_t *disc; disc = (Sfdisc_t *)alloc((unsigned)sizeof(Sfdisc_t)); if (disc == NULL) return NULL; disc->readf = (Sfread_f)NULL; disc->writef = sfvimwrite; disc->seekf = (Sfseek_f)NULL; disc->exceptf = (Sfexcept_f)NULL; return disc; } #endif /* USE_SFIO */