Patch 8.0.0241
Problem: Vim defines a mch_memmove() function but it doesn't work, thus is
always unused.
Solution: Remove the mch_memmove implementation. (suggested by Dominique
Pelle)
Files: src/os_unix.h, src/misc2.c, src/vim.h
*** ../vim-8.0.0240/src/os_unix.h 2016-11-04 20:35:27.352945991 +0100
--- src/os_unix.h 2017-01-26 21:32:19.412337932 +0100
***************
*** 423,443 ****
# endif
#endif
! /* memmove is not present on all systems, use memmove, bcopy, memcpy or our
! * own version */
! /* Some systems have (void *) arguments, some (char *). If we use (char *) it
* works for all */
! #ifdef USEMEMMOVE
# define mch_memmove(to, from, len) memmove((char *)(to), (char *)(from), len)
#else
# ifdef USEBCOPY
# define mch_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len)
# else
! # ifdef USEMEMCPY
# define mch_memmove(to, from, len) memcpy((char *)(to), (char *)(from),
len)
- # else
- # define VIM_MEMMOVE /* found in misc2.c */
- # endif
# endif
#endif
--- 423,439 ----
# endif
#endif
! /* memmove() is not present on all systems, use memmove, bcopy or memcpy.
! * Some systems have (void *) arguments, some (char *). If we use (char *) it
* works for all */
! #if defined(USEMEMMOVE) || (!defined(USEBCOPY) && !defined(USEMEMCPY))
# define mch_memmove(to, from, len) memmove((char *)(to), (char *)(from), len)
#else
# ifdef USEBCOPY
# define mch_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len)
# else
! /* ifdef USEMEMCPY */
# define mch_memmove(to, from, len) memcpy((char *)(to), (char *)(from),
len)
# endif
#endif
*** ../vim-8.0.0240/src/misc2.c 2017-01-22 15:05:08.107998905 +0100
--- src/misc2.c 2017-01-26 21:32:40.032205619 +0100
***************
*** 1740,1773 ****
}
#endif
- /* skipped when generating prototypes, the prototype is in vim.h */
- #ifdef VIM_MEMMOVE
- /*
- * Version of memmove() that handles overlapping source and destination.
- * For systems that don't have a function that is guaranteed to do that
(SYSV).
- */
- void
- mch_memmove(void *src_arg, void *dst_arg, size_t len)
- {
- /*
- * A void doesn't have a size, we use char pointers.
- */
- char *dst = dst_arg, *src = src_arg;
-
- /* overlap, copy backwards */
- if (dst > src && dst < src + len)
- {
- src += len;
- dst += len;
- while (len-- > 0)
- *--dst = *--src;
- }
- else /* copy forwards */
- while (len-- > 0)
- *dst++ = *src++;
- }
- #endif
-
#if (!defined(HAVE_STRCASECMP) && !defined(HAVE_STRICMP)) || defined(PROTO)
/*
* Compare two strings, ignoring case, using current locale.
--- 1740,1745 ----
*** ../vim-8.0.0240/src/vim.h 2017-01-21 20:04:17.570757762 +0100
--- src/vim.h 2017-01-26 21:33:57.643707606 +0100
***************
*** 1714,1728 ****
typedef void *vim_acl_T; /* dummy to pass an ACL to a function */
! /*
! * Include a prototype for mch_memmove(), it may not be in alloc.pro.
! */
! #ifdef VIM_MEMMOVE
! void mch_memmove(void *, void *, size_t);
! #else
! # ifndef mch_memmove
! # define mch_memmove(to, from, len) memmove(to, from, len)
! # endif
#endif
/*
--- 1714,1721 ----
typedef void *vim_acl_T; /* dummy to pass an ACL to a function */
! #ifndef mch_memmove
! # define mch_memmove(to, from, len) memmove((char*)(to), (char*)(from),
(char*)(len))
#endif
/*
*** ../vim-8.0.0240/src/version.c 2017-01-26 21:23:44.583641679 +0100
--- src/version.c 2017-01-26 21:34:25.679527711 +0100
***************
*** 766,767 ****
--- 766,769 ----
{ /* Add new patch number below this line */
+ /**/
+ 241,
/**/
--
I'm sure that I asked CBuilder to do a "full" install. Looks like I got
a "fool" install, instead. Charles E Campbell, Jr, PhD
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
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