Message ID | 20210113165826.1014708-5-adhemerval.zanella@linaro.org |
---|---|
State | New |
Headers | show |
Series | [1/5] misc: Sync cdefs.h with gnulib | expand |
I will commit this shortly if no one opposes it. On 13/01/2021 13:58, Adhemerval Zanella wrote: > It syncs with gnulib version 87ed1f9c4. No functional changes is > expected. > > Checked on x86_64-linux-gnu. > --- > posix/regex_internal.h | 19 ------------------- > 1 file changed, 19 deletions(-) > > diff --git a/posix/regex_internal.h b/posix/regex_internal.h > index e31ac92674..641b27e2b1 100644 > --- a/posix/regex_internal.h > +++ b/posix/regex_internal.h > @@ -444,25 +444,6 @@ typedef struct re_dfa_t re_dfa_t; > #define re_string_skip_bytes(pstr,idx) ((pstr)->cur_idx += (idx)) > #define re_string_set_index(pstr,idx) ((pstr)->cur_idx = (idx)) > > -#if defined _LIBC || HAVE_ALLOCA > -# include <alloca.h> > -#endif > - > -#ifndef _LIBC > -# if HAVE_ALLOCA > -/* The OS usually guarantees only one guard page at the bottom of the stack, > - and a page size can be as small as 4096 bytes. So we cannot safely > - allocate anything larger than 4096 bytes. Also care for the possibility > - of a few compiler-allocated temporary stack slots. */ > -# define __libc_use_alloca(n) ((n) < 4032) > -# else > -/* alloca is implemented with malloc, so just use malloc. */ > -# define __libc_use_alloca(n) 0 > -# undef alloca > -# define alloca(n) malloc (n) > -# endif > -#endif > - > #ifdef _LIBC > # define MALLOC_0_IS_NONNULL 1 > #elif !defined MALLOC_0_IS_NONNULL >
diff --git a/posix/regex_internal.h b/posix/regex_internal.h index e31ac92674..641b27e2b1 100644 --- a/posix/regex_internal.h +++ b/posix/regex_internal.h @@ -444,25 +444,6 @@ typedef struct re_dfa_t re_dfa_t; #define re_string_skip_bytes(pstr,idx) ((pstr)->cur_idx += (idx)) #define re_string_set_index(pstr,idx) ((pstr)->cur_idx = (idx)) -#if defined _LIBC || HAVE_ALLOCA -# include <alloca.h> -#endif - -#ifndef _LIBC -# if HAVE_ALLOCA -/* The OS usually guarantees only one guard page at the bottom of the stack, - and a page size can be as small as 4096 bytes. So we cannot safely - allocate anything larger than 4096 bytes. Also care for the possibility - of a few compiler-allocated temporary stack slots. */ -# define __libc_use_alloca(n) ((n) < 4032) -# else -/* alloca is implemented with malloc, so just use malloc. */ -# define __libc_use_alloca(n) 0 -# undef alloca -# define alloca(n) malloc (n) -# endif -#endif - #ifdef _LIBC # define MALLOC_0_IS_NONNULL 1 #elif !defined MALLOC_0_IS_NONNULL