Mercurial > vim
view src/if_perlsfio.c @ 11525:14b6b79d685b v8.0.0645
patch 8.0.0645: no error for illegal back reference in NFA engine
commit https://github.com/vim/vim/commit/1ef9bbe215e13a273e74fccaddd8fc5a42c76b6e
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jun 17 20:08:20 2017 +0200
patch 8.0.0645: no error for illegal back reference in NFA engine
Problem: The new regexp engine does not give an error for using a back
reference where it is not allowed. (Dominique Pelle)
Solution: Check the back reference like the old engine. (closes #1774)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sat, 17 Jun 2017 20:15:03 +0200 |
parents | 4aead6a9b7a9 |
children | ef00b6bc186b |
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/* vi:set ts=8 sts=4 sw=4 noet: * * 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 */