From: Philip Hazel Date: Mon, 27 Jun 2005 10:40:14 +0000 (+0000) Subject: Removed support for Linux-libc5. It must be well obsolete, and the code X-Git-Tag: exim-4_52~24 X-Git-Url: https://vcs.fsf.org/?p=exim.git;a=commitdiff_plain;h=e7ad8a65f1285fad97e1f283cde98eadf1d025f2;hp=7cb24976e7964b7e03c9ea95e65a86f287d45bcc Removed support for Linux-libc5. It must be well obsolete, and the code in the os-type script was giving problems when libc.so lives in lib64, like on x86_64 Fedora Core. --- diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index cd6c2f0e3..f75b02fbb 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -1,4 +1,4 @@ -$Cambridge: exim/doc/doc-txt/ChangeLog,v 1.171 2005/06/27 10:21:38 ph10 Exp $ +$Cambridge: exim/doc/doc-txt/ChangeLog,v 1.172 2005/06/27 10:40:14 ph10 Exp $ Change log file for Exim from version 4.21 ------------------------------------------- @@ -198,6 +198,11 @@ PH/28 Changed -d+all to exclude +memory, because that information is very rarely of interest, but it makes the output a lot bigger. People tend to do -d+all out of habit. +PH/29 Removed support for the Linux-libc5 build, as it is obsolete and the + code in os-type was giving problems when libc.so lives in lib64, like on + x86_64 Fedora Core. + + Exim version 4.51 ----------------- diff --git a/src/OS/Makefile-Linux-libc5 b/src/OS/Makefile-Linux-libc5 deleted file mode 100644 index 7ae2152e8..000000000 --- a/src/OS/Makefile-Linux-libc5 +++ /dev/null @@ -1,23 +0,0 @@ -# $Cambridge: exim/src/OS/Makefile-Linux-libc5,v 1.1 2004/10/06 15:07:39 ph10 Exp $ - -# Exim: OS-specific make file for Linux systems using the old libc5 -# version of the C library. - -BASENAME_COMMAND=look_for_it -CHOWN_COMMAND=look_for_it -CHGRP_COMMAND=look_for_it - -CFLAGS=-O - -DBMLIB = -lndbm - -X11=/usr/X11R6 -XINCLUDE=-I$(X11)/include -XLFLAGS=-L$(X11)/lib -X11_LD_LIB=$(X11)/lib - -EXIWHAT_PS_ARG=-ax -EXIWHAT_EGREP_ARG='/exim( |$$)' -EXIWHAT_KILL_SIGNAL=-USR1 - -# End diff --git a/src/OS/os.c-Linux-libc5 b/src/OS/os.c-Linux-libc5 deleted file mode 100644 index cbda9e6fa..000000000 --- a/src/OS/os.c-Linux-libc5 +++ /dev/null @@ -1,39 +0,0 @@ -/* $Cambridge: exim/src/OS/os.c-Linux-libc5,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */ - -/************************************************* -* Exim - an Internet mail transport agent * -*************************************************/ - -/* Copyright (c) University of Cambridge 2001 */ -/* See the file NOTICE for conditions of use and distribution. */ - -/* Linux-specific code. This is concatenated onto the generic src/os.c file. -Linux has an apparently unique way of getting the load average, so we provide a -unique function here, and define OS_LOAD_AVERAGE to stop src/os.c trying to -provide the function. The macro may be set initially anyway, when compiling os. -for utilities that don't want this function. */ - -#ifndef OS_LOAD_AVERAGE -#define OS_LOAD_AVERAGE - -int -os_getloadavg(void) -{ -char buffer[40]; -double avg; -int count; -int fd = open ("/proc/loadavg", O_RDONLY); -if (fd == -1) return -1; -count = read (fd, buffer, sizeof(buffer)); -(void)close (fd); -if (count <= 0) return -1; -count = sscanf (buffer, "%lf", &avg); -if (count < 1) return -1; - -return (int)(avg * 1000.0); -} - -#endif /* OS_LOAD_AVERAGE */ - -/* End of os.c-Linux */ - diff --git a/src/OS/os.h-Linux-libc5 b/src/OS/os.h-Linux-libc5 deleted file mode 100644 index 56bbd50d1..000000000 --- a/src/OS/os.h-Linux-libc5 +++ /dev/null @@ -1,13 +0,0 @@ -/* $Cambridge: exim/src/OS/os.h-Linux-libc5,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */ - -/* Exim: OS-specific C header file for Linux */ - -#define HAVE_MMAP -#define HAVE_SYS_VFS_H -#define NO_IP_VAR_H -#define GLIBC_IP_OPTIONS - -#define F_FREESP O_TRUNC -typedef struct flock flock_t; - -/* End */ diff --git a/src/scripts/os-type b/src/scripts/os-type index 60d1730df..8fe574d93 100755 --- a/src/scripts/os-type +++ b/src/scripts/os-type @@ -1,5 +1,5 @@ #! /bin/sh -# $Cambridge: exim/src/scripts/os-type,v 1.3 2005/04/06 10:53:47 ph10 Exp $ +# $Cambridge: exim/src/scripts/os-type,v 1.4 2005/06/27 10:40:14 ph10 Exp $ # Shell script to determine the operating system type. Some of the heuristics # herein have accumulated over the years and may not strictly be needed now, @@ -125,22 +125,11 @@ SunOS5) case `uname -m` in esac ;; -# In the case of Linux we need to distinguish which libc is used. -# This is more cautious than it needs to be. In practice libc5 will always -# be a symlink, and libc6 will always be a linker control file, but it's -# easy enough to do a better check, and check the symlink destination or the -# control file contents and make sure. - -Linux) if [ -L /usr/lib/libc.so ]; then - if [ x"$(file /usr/lib/libc.so | grep "libc.so.5")"x != xx ]; then - os=Linux-libc5 - fi - else - if grep -q libc.so.5 /usr/lib/libc.so; then - os=Linux-libc5 - fi - fi - ;; +# In the case of Linux we used to distinguish which libc was used so that +# the old libc5 was supported as well as the current glibc. This support +# was giving some people problems, so it was removed in June 2005, under +# the assumption that nobody would be using libc5 any more (it is over seven +# years old). # In the case of NetBSD we need to distinguish between a.out, ELF # and COFF binary formats. However, a.out and COFF are the same