Mercurial > vim
view src/if_perlsfio.c @ 31521:065e4ccf5e10 v9.0.1093
patch 9.0.1093: using freed memory of object member
Commit: https://github.com/vim/vim/commit/590162cae0410b50572a3ab0e72a2e5873b99f1a
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Dec 24 21:24:06 2022 +0000
patch 9.0.1093: using freed memory of object member
Problem: Using freed memory of object member. (Yegappan Lakshmanan)
Solution: Make a copy of the object member when getting it.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 24 Dec 2022 22:30:03 +0100 |
parents | f0f9692d4487 |
children |
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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 = ALLOC_ONE(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