glibc/glibc-rh1817513-96.patch

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commit db03874df9843ab98c4faeb658f04d17e6db83a6
Author: Florian Weimer <fweimer@redhat.com>
Date: Thu Oct 8 15:33:00 2020 +0200
elf: Print the full name of the dynamic loader in the ld.so help message
This requires defining a macro for the full path, matching the
-Wl,--dynamic-link= arguments used for linking glibc programs,
and ldd script.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
diff --git a/elf/Makefile b/elf/Makefile
index e5666e5bf7817c3c..bc96b8fd65e376cc 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -641,7 +641,8 @@ libof-ldconfig = ldconfig
CFLAGS-dl-cache.c += $(SYSCONF-FLAGS)
CFLAGS-cache.c += $(SYSCONF-FLAGS)
CFLAGS-rtld.c += $(SYSCONF-FLAGS)
-CFLAGS-dl-usage.c += $(SYSCONF-FLAGS)
+CFLAGS-dl-usage.c += $(SYSCONF-FLAGS) \
+ -D'RTLD="$(rtlddir)/$(rtld-installed-name)"'
cpp-srcs-left := $(all-rtld-routines:=.os)
lib := rtld
diff --git a/elf/dl-usage.c b/elf/dl-usage.c
index 8c24c13770500df9..1003a435bfc2b39e 100644
--- a/elf/dl-usage.c
+++ b/elf/dl-usage.c
@@ -76,6 +76,8 @@ setting environment variables (which would be inherited by subprocesses).\n\
--argv0 STRING set argv[0] to STRING before running\n\
--help display this help and exit\n\
--version output version information and exit\n\
+\n\
+This program interpreter self-identifies as: " RTLD "\n\
",
argv0);
_exit (EXIT_SUCCESS);