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-rw-r--r--ChangeLog11
-rw-r--r--elf/dl-addr.c19
-rw-r--r--misc/syslog.c3
3 files changed, 25 insertions, 8 deletions
diff --git a/ChangeLog b/ChangeLog
index 5747a62723..c5e8ff3251 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,16 @@
1998-02-27 Ulrich Drepper <drepper@cygnus.com>
+ * misc/syslog.c: Change to allow user the interpretation of the
+ outcome even with syslog having no return value.
+
+1998-02-05 20:41 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>
+
+ * elf/dl-addr.c: Fix search algorithms in dladdr(); don't assume
+ that the number of program headers is >0 (which is wrong for the
+ loader itself).
+
+1998-02-27 Ulrich Drepper <drepper@cygnus.com>
+
* Makefile (distribute): Add README.libm.
1998-02-27 Andreas Jaeger <aj@arthur.rhein-neckar.de>
diff --git a/elf/dl-addr.c b/elf/dl-addr.c
index baa6df593e..4d78738e64 100644
--- a/elf/dl-addr.c
+++ b/elf/dl-addr.c
@@ -1,5 +1,5 @@
/* Locate the shared object symbol nearest a given address.
- Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -41,13 +41,16 @@ _dl_addr (const void *address, Dl_info *info)
/* We know ADDRESS lies within MATCH if in any shared object.
Make sure it isn't past the end of MATCH's segments. */
size_t n = match->l_phnum;
- do
- --n;
- while (match->l_phdr[n].p_type != PT_LOAD);
- if (addr >= (match->l_addr +
- match->l_phdr[n].p_vaddr + match->l_phdr[n].p_memsz))
- /* Off the end of the highest-addressed shared object. */
- return 0;
+ if (n > 0)
+ {
+ do
+ --n;
+ while (match->l_phdr[n].p_type != PT_LOAD);
+ if (addr >= (match->l_addr +
+ match->l_phdr[n].p_vaddr + match->l_phdr[n].p_memsz))
+ /* Off the end of the highest-addressed shared object. */
+ return 0;
+ }
}
else
return 0;
diff --git a/misc/syslog.c b/misc/syslog.c
index 0984845699..0373ee1241 100644
--- a/misc/syslog.c
+++ b/misc/syslog.c
@@ -252,6 +252,8 @@ openlog_internal(const char *ident, int logstat, int logfac)
}
}
if (LogFile != -1 && !connected)
+ {
+ int old_errno = errno;
if (__connect(LogFile, &SyslogAddr, sizeof(SyslogAddr))
== -1)
{
@@ -263,6 +265,7 @@ openlog_internal(const char *ident, int logstat, int logfac)
{
/* retry with next SOCK_STREAM: */
LogType = SOCK_STREAM;
+ __set_errno (old_errno);
continue;
}
} else