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comparison modules/malloca @ 39235:6a04b04905e5

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malloca, xmalloca: Make multithread-safe. Reported by Florian Weimer <fweimer@redhat.com>. Implements an idea by Ondřej Bílka <neleai@seznam.cz>. * lib/malloca.h (malloca): In the stack allocation case, return a pointer that is a multiple of 2 * sa_alignment_max. (sa_increment): Remove enum item. * lib/xmalloca.h (xmalloca): In the stack allocation case, return a pointer that is a multiple of 2 * sa_alignment_max. * lib/malloca.c (NO_SANITIZE_MEMORY): Remove macro. (MAGIC_NUMBER, MAGIC_SIZE, preliminary_header, HEADER_SIZE, header, HASH_TABLE_SIZE, mmalloca_results): Remove. (small_t): New type. (mmalloca, free): Rewritten. * lib/malloca.valgrind: Remove file. * modules/malloca (Files): Remove it. (Depends-on): Remove verify.
author Bruno Haible <bruno@clisp.org>
date Fri, 02 Feb 2018 19:32:02 +0100
parents ab7a57bd5e3b
children aed3915d414d
comparison
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39234:c153a5913479 39235:6a04b04905e5
2 Safe automatic memory allocation. 2 Safe automatic memory allocation.
3 3
4 Files: 4 Files:
5 lib/malloca.h 5 lib/malloca.h
6 lib/malloca.c 6 lib/malloca.c
7 lib/malloca.valgrind
8 m4/malloca.m4 7 m4/malloca.m4
9 m4/eealloc.m4 8 m4/eealloc.m4
10 m4/longlong.m4 9 m4/longlong.m4
11 10
12 Depends-on: 11 Depends-on:
13 alloca-opt 12 alloca-opt
14 stdint 13 stdint
15 xalloc-oversized 14 xalloc-oversized
16 verify
17 15
18 configure.ac: 16 configure.ac:
19 gl_MALLOCA 17 gl_MALLOCA
20 18
21 Makefile.am: 19 Makefile.am: