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authorUlrich Drepper <drepper@redhat.com>1998-05-21 16:24:27 +0000
committerUlrich Drepper <drepper@redhat.com>1998-05-21 16:24:27 +0000
commit3dcf8ea677b811ec326b9692163f9e802663f9cc (patch)
tree1964320d8e3c65d4af3c0f62e894331f313277d9 /FAQ
parentd5cd47bd3e1872f5749e838e094b8381a1f5e070 (diff)
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Update.
1998-05-21 Ulrich Drepper <drepper@cygnus.com> * iconv/iconv_prog.c (print_known_names): Use strverscmp in all tsearch calls.
Diffstat (limited to 'FAQ')
-rw-r--r--FAQ48
1 files changed, 30 insertions, 18 deletions
diff --git a/FAQ b/FAQ
index 105184d..f1ba410 100644
--- a/FAQ
+++ b/FAQ
@@ -65,24 +65,25 @@ please let me know.
2.11. I have set up /etc/nis.conf, and the Linux libc 5 with NYS
works great. But the glibc NIS+ doesn't seem to work.
2.12. I have killed ypbind to stop using NIS, but glibc
- continues using NIS.
+ continues using NIS.
2.13. Under Linux/Alpha, I always get "do_ypcall: clnt_call:
- RPC: Unable to receive; errno = Connection refused" when using NIS.
+ RPC: Unable to receive; errno = Connection refused" when using NIS.
2.14. After installing glibc name resolving doesn't work properly.
-2.15. I have /usr/include/net and /usr/include/scsi as symlinks
+2.15. How do I create the databases for NSS?
+2.16. I have /usr/include/net and /usr/include/scsi as symlinks
into my Linux source tree. Is that wrong?
-2.16. Programs like `logname', `top', `uptime' `users', `w' and
+2.17. Programs like `logname', `top', `uptime' `users', `w' and
`who', show incorrect information about the (number of)
users on my system. Why?
-2.17. After upgrading to glibc 2.1 with symbol versioning I get
+2.18. After upgrading to glibc 2.1 with symbol versioning I get
errors about undefined symbols. What went wrong?
-2.18. When I start the program XXX after upgrading the library
+2.19. When I start the program XXX after upgrading the library
I get
XXX: Symbol `_sys_errlist' has different size in shared
object, consider re-linking
Why? What should I do?
-2.19. What do I need for C++ development?
-2.20. Even statically linked programs need some shared libraries
+2.20. What do I need for C++ development?
+2.21. Even statically linked programs need some shared libraries
which is not acceptable for me. What can I do?
3. Source and binary incompatibilities, and what to do about them
@@ -674,7 +675,7 @@ package; available at
2.12. I have killed ypbind to stop using NIS, but glibc
- continues using NIS.
+ continues using NIS.
{TK} For faster NIS lookups, glibc uses the /var/yp/binding/ files from
ypbind. ypbind 3.3 and older versions don't always remove these files, so
@@ -685,7 +686,7 @@ Until ypbind 3.4 is released, you can find a patch at
2.13. Under Linux/Alpha, I always get "do_ypcall: clnt_call:
- RPC: Unable to receive; errno = Connection refused" when using NIS.
+ RPC: Unable to receive; errno = Connection refused" when using NIS.
{TK} You need a ypbind version which is 64bit clean. Some versions are not
64bit clean. A 64bit clean implementation is ypbind-mt. For ypbind 3.3,
@@ -700,7 +701,18 @@ know about other versions.
file is usually the culprit.
-2.15. I have /usr/include/net and /usr/include/scsi as symlinks
+2.15. How do I create the databases for NSS?
+
+{AJ} If you have an entry "db" in /etc/nsswitch.conf you should also create
+the database files. The glibc sources contain a Makefile which does the
+neccessary conversion and calls to create those files. The file is
+`db-Makefile' in the subdirectory `nss' and you can call it with `make -f
+db-Makefile'. Please note that not all services are capable of using a
+database. Currently passwd, group, ethers, protocol, rpc, services shadow
+and netgroup are implemented.
+
+
+2.16. I have /usr/include/net and /usr/include/scsi as symlinks
into my Linux source tree. Is that wrong?
{PB} This was necessary for libc5, but is not correct when using glibc.
@@ -711,14 +723,14 @@ in place before you install glibc. However, /usr/include/asm and
/usr/include/linux should remain as they were.
-2.16. Programs like `logname', `top', `uptime' `users', `w' and
+2.17. Programs like `logname', `top', `uptime' `users', `w' and
`who', show incorrect information about the (number of)
users on my system. Why?
{MK} See question 3.2.
-2.17. After upgrading to glibc 2.1 with symbol versioning I get
+2.18. After upgrading to glibc 2.1 with symbol versioning I get
errors about undefined symbols. What went wrong?
{AJ} The problem is caused either by wrong program code or tools. In the
@@ -732,7 +744,7 @@ price you might have to pay once for quite a number of advantages with
symbol versioning.
-2.18. When I start the program XXX after upgrading the library
+2.19. When I start the program XXX after upgrading the library
I get
XXX: Symbol `_sys_errlist' has different size in shared
object, consider re-linking
@@ -754,7 +766,7 @@ be possible that a symbol changed size when that should not have happened.
So in case of doubt report such a warning message as a problem.
-2.19. What do I need for C++ development?
+2.20. What do I need for C++ development?
{HJ,AJ} You need either egcs 1.0.2 or gcc-2.8.1 with libstdc++ 2.8.1 (or
more recent versions). libg++ 2.7.2 (and the Linux Versions 2.7.2.x) doesn't
@@ -764,7 +776,7 @@ library compiled for 2.0 is not compatible due to the new Large File Support
(LFS) in version 2.1.
-2.20. Even statically linked programs need some shared libraries
+2.21. Even statically linked programs need some shared libraries
which is not acceptable for me. What can I do?
{AJ} NSS (for details just type `info libc "Name Service Switch"') won't
@@ -983,8 +995,8 @@ siginterrupt().
functions. Why?
{AJ} glibc 2.1 has special string functions that are faster than the normal
-library functions. Some of the functions are implemented as inline functions
-and others as macros.
+library functions. Some of the functions are additionally implemented as
+inline functions and others as macros.
The optimized string functions are only used when compiling with
optimizations (-O1 or higher). The behavior can be changed with two feature