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author | Andy Wingo <wingo@pobox.com> | 2021-01-20 21:52:54 +0100 |
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committer | Andy Wingo <wingo@pobox.com> | 2021-01-20 23:03:56 +0100 |
commit | a91b95cca2d397c84f8b9bbd602d40209a7092ce (patch) | |
tree | 2c286a291f5a2b812d6e216be10936f2709d59cf /m4/rename.m4 | |
parent | 758b31994cff582c7e8785b4cc2240dbf3573837 (diff) | |
download | guile-a91b95cca2d397c84f8b9bbd602d40209a7092ce.tar.gz |
Update Gnulib to v0.1-4379-g2ef5a9b4b
Also bump required autoconf version to 2.64, as required by Gnulib.
Diffstat (limited to 'm4/rename.m4')
-rw-r--r-- | m4/rename.m4 | 126 |
1 files changed, 78 insertions, 48 deletions
diff --git a/m4/rename.m4 b/m4/rename.m4 index 7c3ffe7c2..8a95b8aee 100644 --- a/m4/rename.m4 +++ b/m4/rename.m4 @@ -1,6 +1,6 @@ -# serial 26 +# serial 33 -# Copyright (C) 2001, 2003, 2005-2006, 2009-2017 Free Software Foundation, Inc. +# Copyright (C) 2001, 2003, 2005-2006, 2009-2021 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. @@ -19,7 +19,7 @@ AC_DEFUN([gl_FUNC_RENAME], AC_REQUIRE([gl_STDIO_H_DEFAULTS]) AC_CHECK_FUNCS_ONCE([lstat]) - dnl Solaris 10, AIX 7.1 mistakenly allow rename("file","name/"). + dnl Solaris 11.3, AIX 7.1 mistakenly allow rename("file","name/"). dnl NetBSD 1.6 mistakenly forbids rename("dir","name/"). dnl FreeBSD 7.2 mistakenly allows rename("file","link-to-file/"). dnl The Solaris bug can be worked around without stripping @@ -55,10 +55,14 @@ AC_DEFUN([gl_FUNC_RENAME], [gl_cv_func_rename_slash_dst_works=no], dnl When crosscompiling, assume rename is broken. [case "$host_os" in - # Guess yes on glibc systems. - *-gnu*) gl_cv_func_rename_slash_dst_works="guessing yes" ;; - # If we don't know, assume the worst. - *) gl_cv_func_rename_slash_dst_works="guessing no" ;; + # Guess yes on Linux systems. + linux-* | linux) gl_cv_func_rename_slash_dst_works="guessing yes" ;; + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_rename_slash_dst_works="guessing yes" ;; + # Guess no on native Windows. + mingw*) gl_cv_func_rename_slash_dst_works="guessing no" ;; + # If we don't know, obey --enable-cross-guesses. + *) gl_cv_func_rename_slash_dst_works="$gl_cross_guess_normal" ;; esac ]) rm -rf conftest.f conftest.f1 conftest.f2 conftest.d1 conftest.d2 conftest.lnk @@ -69,7 +73,7 @@ AC_DEFUN([gl_FUNC_RENAME], REPLACE_RENAME=1 AC_DEFINE([RENAME_TRAILING_SLASH_DEST_BUG], [1], [Define if rename does not correctly handle slashes on the destination - argument, such as on Solaris 10 or NetBSD 1.6.]) + argument, such as on Solaris 11 or NetBSD 1.6.]) ;; esac @@ -107,10 +111,14 @@ AC_DEFUN([gl_FUNC_RENAME], [gl_cv_func_rename_slash_src_works=no], dnl When crosscompiling, assume rename is broken. [case "$host_os" in - # Guess yes on glibc systems. - *-gnu*) gl_cv_func_rename_slash_src_works="guessing yes" ;; - # If we don't know, assume the worst. - *) gl_cv_func_rename_slash_src_works="guessing no" ;; + # Guess yes on Linux systems. + linux-* | linux) gl_cv_func_rename_slash_src_works="guessing yes" ;; + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_rename_slash_src_works="guessing yes" ;; + # Guess yes on native Windows. + mingw*) gl_cv_func_rename_slash_src_works="guessing yes" ;; + # If we don't know, obey --enable-cross-guesses. + *) gl_cv_func_rename_slash_src_works="$gl_cross_guess_normal" ;; esac ]) rm -rf conftest.f conftest.f1 conftest.d1 conftest.d2 conftest.d3 conftest.lnk @@ -132,40 +140,58 @@ AC_DEFUN([gl_FUNC_RENAME], AC_CACHE_CHECK([whether rename manages hard links correctly], [gl_cv_func_rename_link_works], [if test $ac_cv_func_link = yes; then - rm -rf conftest.f conftest.f1 - if touch conftest.f && ln conftest.f conftest.f1 && - set x `ls -i conftest.f conftest.f1` && test "$2" = "$4"; then - AC_RUN_IFELSE( - [AC_LANG_PROGRAM([[ -# include <stdio.h> -# include <stdlib.h> -# include <unistd.h> - ]], - [[int result = 0; - if (rename ("conftest.f", "conftest.f1")) - result |= 1; - if (unlink ("conftest.f1")) - result |= 2; - if (rename ("conftest.f", "conftest.f")) - result |= 4; - if (rename ("conftest.f1", "conftest.f1") == 0) - result |= 8; - return result; - ]])], - [gl_cv_func_rename_link_works=yes], - [gl_cv_func_rename_link_works=no], - dnl When crosscompiling, assume rename is broken. - [case "$host_os" in - # Guess yes on glibc systems. - *-gnu*) gl_cv_func_rename_link_works="guessing yes" ;; - # If we don't know, assume the worst. - *) gl_cv_func_rename_link_works="guessing no" ;; - esac - ]) + if test $cross_compiling != yes; then + rm -rf conftest.f conftest.f1 conftest.f2 + if touch conftest.f conftest.f2 && ln conftest.f conftest.f1 && + set x `ls -i conftest.f conftest.f1` && test "$2" = "$4"; then + AC_RUN_IFELSE( + [AC_LANG_PROGRAM([[ +# include <errno.h> +# include <stdio.h> +# include <stdlib.h> +# include <unistd.h> + ]GL_MDA_DEFINES], + [[int result = 0; + if (rename ("conftest.f", "conftest.f1")) + result |= 1; + if (unlink ("conftest.f1")) + result |= 2; + + /* Allow either the POSIX-required behavior, where the + previous rename kept conftest.f, or the (better) NetBSD + behavior, where it removed conftest.f. */ + if (rename ("conftest.f", "conftest.f") != 0 + && errno != ENOENT) + result |= 4; + + if (rename ("conftest.f1", "conftest.f1") == 0) + result |= 8; + if (rename ("conftest.f2", "conftest.f2") != 0) + result |= 16; + return result; + ]])], + [gl_cv_func_rename_link_works=yes], + [gl_cv_func_rename_link_works=no], + [dnl We don't get here. + : + ]) + else + gl_cv_func_rename_link_works="guessing no" + fi + rm -rf conftest.f conftest.f1 conftest.f2 else - gl_cv_func_rename_link_works="guessing no" + dnl When crosscompiling, assume rename is broken. + case "$host_os" in + # Guess yes on Linux systems. + linux-* | linux) gl_cv_func_rename_link_works="guessing yes" ;; + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_rename_link_works="guessing yes" ;; + # Guess yes on native Windows. + mingw*) gl_cv_func_rename_link_works="guessing yes" ;; + # If we don't know, obey --enable-cross-guesses. + *) gl_cv_func_rename_link_works="$gl_cross_guess_normal" ;; + esac fi - rm -rf conftest.f conftest.f1 else gl_cv_func_rename_link_works=yes fi @@ -205,10 +231,14 @@ AC_DEFUN([gl_FUNC_RENAME], [gl_cv_func_rename_dest_works=no], dnl When crosscompiling, assume rename is broken. [case "$host_os" in - # Guess yes on glibc systems. - *-gnu*) gl_cv_func_rename_dest_works="guessing yes" ;; - # If we don't know, assume the worst. - *) gl_cv_func_rename_dest_works="guessing no" ;; + # Guess yes on Linux systems. + linux-* | linux) gl_cv_func_rename_dest_works="guessing yes" ;; + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_rename_dest_works="guessing yes" ;; + # Guess no on native Windows. + mingw*) gl_cv_func_rename_dest_works="guessing no" ;; + # If we don't know, obey --enable-cross-guesses. + *) gl_cv_func_rename_dest_works="$gl_cross_guess_normal" ;; esac ]) rm -rf conftest.f conftest.d1 conftest.d2 |