diff options
| author | Kazuki Yamaguchi <k@rhe.jp> | 2017-04-14 14:04:57 +0900 |
|---|---|---|
| committer | Kazuki Yamaguchi <k@rhe.jp> | 2017-09-09 16:32:30 +0900 |
| commit | cd56d10de6e78996197df820e1b60846cd078681 (patch) | |
| tree | 7ac411ba0260e332448e2efbeac7fd1080d66aa1 | |
| parent | 7c2aecc1d33d45742de835317f7ff0a16b31b01f (diff) | |
| download | ruby-cd56d10de6e78996197df820e1b60846cd078681.tar.gz | |
configure.in: don't check for broken memcmp()
Systems with a broken memcmp() are sufficiently old not to build Ruby
successfully.
| -rw-r--r-- | LEGAL | 1 | ||||
| -rw-r--r-- | common.mk | 1 | ||||
| -rw-r--r-- | configure.in | 2 | ||||
| -rw-r--r-- | missing/memcmp.c | 18 | ||||
| -rw-r--r-- | win32/Makefile.sub | 1 |
5 files changed, 0 insertions, 23 deletions
@@ -385,7 +385,6 @@ missing/hypot.c: missing/isinf.c: missing/isnan.c: missing/lgamma_r.c: -missing/memcmp.c: missing/tgamma.c: ext/date/date_strftime.c: ext/digest/sha1/sha1.[ch]: @@ -804,7 +804,6 @@ erf.$(OBJEXT): {$(VPATH)}erf.c explicit_bzero.$(OBJEXT): {$(VPATH)}explicit_bzero.c finite.$(OBJEXT): {$(VPATH)}finite.c flock.$(OBJEXT): {$(VPATH)}flock.c -memcmp.$(OBJEXT): {$(VPATH)}memcmp.c mkdir.$(OBJEXT): {$(VPATH)}mkdir.c setproctitle.$(OBJEXT): {$(VPATH)}setproctitle.c strlcat.$(OBJEXT): {$(VPATH)}strlcat.c diff --git a/configure.in b/configure.in index 7a46e5eb63..f2d29b297b 100644 --- a/configure.in +++ b/configure.in @@ -1312,7 +1312,6 @@ main() ac_cv_func_symlink=yes ac_cv_lib_crypt_crypt=no ac_cv_func_getpgrp_void=no - ac_cv_func_memcmp_working=yes ac_cv_lib_dl_dlopen=no rb_cv_binary_elf=no rb_cv_negative_time_t=no @@ -2216,7 +2215,6 @@ AS_IF([test "x$ALLOCA" = "x"], [ ],) ]) ]) -AC_FUNC_MEMCMP # http://sources.redhat.com/ml/libc-hacker/2005-08/msg00008.html # Debian GNU/Linux Etch's libc6.1 2.3.6.ds1-13etch5 has this problem. diff --git a/missing/memcmp.c b/missing/memcmp.c deleted file mode 100644 index a81eec4244..0000000000 --- a/missing/memcmp.c +++ /dev/null @@ -1,18 +0,0 @@ -/* public domain rewrite of memcmp(3) */ - -#include "ruby/missing.h" -#include <stddef.h> - -int -memcmp(const void *s1, const void *s2, size_t len) -{ - register unsigned char *a = (unsigned char*)s1; - register unsigned char *b = (unsigned char*)s2; - register int tmp; - - for (; len; --len) { - if (tmp = *a++ - *b++) - return tmp; - } - return 0; -} diff --git a/win32/Makefile.sub b/win32/Makefile.sub index 38fe19c1fb..15b9f2c4e4 100644 --- a/win32/Makefile.sub +++ b/win32/Makefile.sub @@ -712,7 +712,6 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/Makefile.sub $(win_srcdir)/Makefile.sub !endif #define HAVE_ALLOCA 1 #define HAVE_DUP2 1 -#define HAVE_MEMCMP 1 #define HAVE_MKDIR 1 #define HAVE_CLOCK_GETTIME 1 #define HAVE_CLOCK_GETRES 1 |