Tue Jun 4 21:01:20 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

	* sysdeps/mach/hurd/getlogin_r.c: New file.

Wed Jun  5 02:11:30 1996  Ulrich Drepper  <drepper@cygnus.com>

	* io/Makefile (routines): Add ttyname_r.

	* resolv/res_debug.c, resolv/resolv.h: Update from bind-4.3.4-T4A.

	* sysdeps/libm-i387/e_asinl.S, sysdeps/libm-i387/e_atan2l.S,
	sysdeps/libm-i387/e_expl.S, sysdeps/libm-i387/e_fmodl.S,
	sysdeps/libm-i387/e_log10l.S, sysdeps/libm-i387/e_logl.S,
	sysdeps/libm-i387/e_remainderl.S, sysdeps/libm-i387/e_scalbl.S,
	sysdeps/libm-i387/e_sqrtl.S, sysdeps/libm-i387/s_atanl.S,
	sysdeps/libm-i387/s_cosl.S, sysdeps/libm-i387/s_ilogbl.S,
	sysdeps/libm-i387/s_log1pl.S, sysdeps/libm-i387/s_logbl.S,
	sysdeps/libm-i387/s_scalbnl.S, sysdeps/libm-i387/s_sinl.S,
	sysdeps/libm-i387/s_tanl.S: New files.  i387 assembler versions
	of `long double' math functions.

	* sysdeps/libm-ieee754/k_standard.c: Add handling for errors
	in long double functions.

	* sysdeps/libm-ieee754/s_ilogbl.c, sysdeps/libm-ieee754/s_logbl.c,
	sysdeps/libm-ieee754/s_modfl.c:  New files.  Generic versions
	of `long double' math functions.

	* sysdeps/libm-ieee754/s_isinf.c [NO_LONG_DOUBLE]: Add string
        alias for __isinfl.

	* sysdeps/libm-ieee754/w_acoshl.c, sysdeps/libm-ieee754/w_acosl.c,
	sysdeps/libm-ieee754/w_asinl.c, sysdeps/libm-ieee754/w_atan2l.c,
	sysdeps/libm-ieee754/w_atanhl.c, sysdeps/libm-ieee754/w_cabsl.c,
	sysdeps/libm-ieee754/w_coshl.c, sysdeps/libm-ieee754/w_dreml.c,
	sysdeps/libm-ieee754/w_expl.c, sysdeps/libm-ieee754/w_fmodl.c,
	sysdeps/libm-ieee754/w_gammal.c, sysdeps/libm-ieee754/w_gammal_r.c,
	sysdeps/libm-ieee754/w_hypotl.c, sysdeps/libm-ieee754/w_j0l.c,
	sysdeps/libm-ieee754/w_j1l.c, sysdeps/libm-ieee754/w_jnl.c,
	sysdeps/libm-ieee754/w_lgammal.c, sysdeps/libm-ieee754/w_lgammal_r.c,
	sysdeps/libm-ieee754/w_log10l.c, sysdeps/libm-ieee754/w_logl.c,
	sysdeps/libm-ieee754/w_powl.c, sysdeps/libm-ieee754/w_remainderl.c,
	sysdeps/libm-ieee754/w_scalbl.c, sysdeps/libm-ieee754/w_sinhl.c,
	sysdeps/libm-ieee754/w_sqrtl.c: New files.  Wrapper functions
	around long double function implementations.

	* sysdeps/posix/ttyname_r.c (ttyname_r): Use _D_EXACT_NAMLEN
	to determine length of directory entry name.

	* posix/Makefile (routines): Add getlogin_r.
	* posix/unistd.h: Add prototype for getlogin_r.
	* sysdeps/stub/getlogin_r.c: New file.  Reentrant version of
	getlogin function, specified in P1003.1c/D6.  Stub version.
	* sysdeps/unix/getlogin.c (getlogin): Use ttyname_r instead of
	ttyname.  This avoids saving and restoring the old content.
	Also use setutent_r, getutline_r and endutent_r instead of
	accing UTMP file directly.
	* sysdeps/unix/getlogin_r.c: New file.  Reentrant version of
	getlogin function, specified in P1003.1c/D6.

Tue Jun  4 20:10:09 1996  J.T. Conklin  <jtc@cygnus.com>

	* sysdeps/libm-i387/s_finitef.S: Fix mask for exponent.

	* elf/dl-lookup.c (_dl_lookup_symbol): Grok magical undefined symbols
	_GNU_libc_dl_{open,close,symbol} and resolve them to dl functions.

	* elf/rtld.c (rtld_map): Renamed to _dl_rtld_map, made global.
	* elf/link.h: Declare _dl_rtld_map.

	* elf/dl-lookup.c (_dl_symbol_value): New function.
	* elf/link.h: Declare it.

	stdio-common/vfscanf.c: Prepare for reentrant libio.
	Used in reentrant libio.

1 files changed, 6 insertions, 0 deletions

diff --git a/elf/link.h b/elf/link.h
index 51740eeeee..a89e25846e 100644
--- a/elf/link.h
+++ b/elf/link.h
@@ -216,6 +216,12 @@ extern Elf32_Addr _dl_lookup_symbol (const char *undef,
 				     Elf32_Addr reloc_addr,
 				     int noplt);
 
+/* Look up symbol NAME in MAP's scope and return its run-time address.  */
+extern Elf32_Addr _dl_symbol_value (struct link_map *map, const char *name);
+
+
+/* Structure describing the dynamic linker itself.  */
+extern struct link_map _dl_rtld_map;
 
 /* List of objects currently loaded.  */
 extern struct link_map *_dl_loaded;