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137 lines
4.2 KiB
137 lines
4.2 KiB
From beca4a2c25ee86e4020f8b8bddc4d8e0ed3430b3 Mon Sep 17 00:00:00 2001
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From: Andrew Childs <andrew.childs@bibo.com.ph>
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Date: Tue, 22 Feb 2022 11:28:04 +0900
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Subject: [PATCH] Revert "libtool.m4: fix nm BSD flag detection"
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This reverts commit bef9ef8ca0f941d743c77cc55b5fe7985990b2a7.
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---
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ChangeLog | 9 ------
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libtool.m4 | 88 ++++++++++++++++++++++++++----------------------------
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2 files changed, 43 insertions(+), 54 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index 18e8b6835da..c12f07403c3 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -375,15 +375,6 @@
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* src-release.sh (GDB_SUPPPORT_DIRS): Add libbacktrace.
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-2021-09-27 Nick Alcock <nick.alcock@oracle.com>
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-
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- PR libctf/27967
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- * libtool.m4 (LT_PATH_NM): Try BSDization flags with a user-provided
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- NM, if there is one. Run nm on itself, not on /dev/null, to avoid
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- errors from nms that refuse to work on non-regular files. Remove
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- other workarounds for this problem. Strip out blank lines from the
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- nm output.
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-
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2021-09-27 Nick Alcock <nick.alcock@oracle.com>
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PR libctf/27967
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diff --git a/libtool.m4 b/libtool.m4
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index a216bb14e99..7a711249304 100644
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--- a/libtool.m4
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+++ b/libtool.m4
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@@ -3200,55 +3200,53 @@ _LT_DECL([], [file_magic_cmd], [1],
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# LT_PATH_NM
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# ----------
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-# find the pathname to a BSD- or MS-compatible name lister, and any flags
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-# needed to make it compatible
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+# find the pathname to a BSD- or MS-compatible name lister
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AC_DEFUN([LT_PATH_NM],
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[AC_REQUIRE([AC_PROG_CC])dnl
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AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
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[if test -n "$NM"; then
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- # Let the user override the nm to test.
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- lt_nm_to_check="$NM"
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- else
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- lt_nm_to_check="${ac_tool_prefix}nm"
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- if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
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- lt_nm_to_check="$lt_nm_to_check nm"
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- fi
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- fi
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- for lt_tmp_nm in $lt_nm_to_check; do
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- lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
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- for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
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- IFS="$lt_save_ifs"
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- test -z "$ac_dir" && ac_dir=.
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- case "$lt_tmp_nm" in
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- */*|*\\*) tmp_nm="$lt_tmp_nm";;
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- *) tmp_nm="$ac_dir/$lt_tmp_nm";;
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- esac
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- if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
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- # Check to see if the nm accepts a BSD-compat flag.
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- # Adding the `sed 1q' prevents false positives on HP-UX, which says:
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- # nm: unknown option "B" ignored
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- case `"$tmp_nm" -B "$tmp_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
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- *$tmp_nm*) lt_cv_path_NM="$tmp_nm -B"
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- break
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- ;;
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- *)
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- case `"$tmp_nm" -p "$tmp_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
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- *$tmp_nm*)
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- lt_cv_path_NM="$tmp_nm -p"
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- break
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- ;;
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- *)
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- lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
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- continue # so that we can try to find one that supports BSD flags
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- ;;
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- esac
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- ;;
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- esac
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- fi
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- done
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- IFS="$lt_save_ifs"
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- done
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- : ${lt_cv_path_NM=no}])
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+ # Let the user override the test.
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+ lt_cv_path_NM="$NM"
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+else
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+ lt_nm_to_check="${ac_tool_prefix}nm"
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+ if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
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+ lt_nm_to_check="$lt_nm_to_check nm"
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+ fi
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+ for lt_tmp_nm in $lt_nm_to_check; do
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+ lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
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+ for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
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+ IFS="$lt_save_ifs"
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+ test -z "$ac_dir" && ac_dir=.
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+ tmp_nm="$ac_dir/$lt_tmp_nm"
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+ if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
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+ # Check to see if the nm accepts a BSD-compat flag.
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+ # Adding the `sed 1q' prevents false positives on HP-UX, which says:
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+ # nm: unknown option "B" ignored
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+ # Tru64's nm complains that /dev/null is an invalid object file
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+ case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
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+ */dev/null* | *'Invalid file or object type'*)
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+ lt_cv_path_NM="$tmp_nm -B"
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+ break
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+ ;;
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+ *)
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+ case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
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+ */dev/null*)
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+ lt_cv_path_NM="$tmp_nm -p"
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+ break
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+ ;;
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+ *)
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+ lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
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+ continue # so that we can try to find one that supports BSD flags
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+ ;;
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+ esac
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+ ;;
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+ esac
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+ fi
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+ done
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+ IFS="$lt_save_ifs"
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+ done
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+ : ${lt_cv_path_NM=no}
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+fi])
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if test "$lt_cv_path_NM" != "no"; then
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NM="$lt_cv_path_NM"
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else
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--
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2.34.1
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