Update. cvs/libc-ud-971122

1997-11-22 19:28  Ulrich Drepper  <drepper@cygnus.com>

	* iconv/gconv_simple.c: Fix lots of bugs.
	* iconv/iconv_open.c: Normalize names before passing them to
	__gconv_open.

	* libio/iolibio.h: Add prototypes for _IO_{new,old}_fclose.

	* libio/iopopen.c: Check for correct mode argument and punt otherwise.
	* stdio-common/test-popen.c: Add test for above change.

	* math/libm-test.c: Print test results also using %a format,
	specified in PRINTF_XEXPR macro.
	* math/test-double.c: Define PRINTF_XEXPR.
	* math/test-float.c: Likewise.
	* math/test-ldouble.c: Likewise.
	* math/test-idouble.c: Likewise.
	* math/test-ifloat.c: Likewise.
	* math/test-ildoubl.c: Likewise.

	* stdio-common/vfscanf.c: Recognize a in format specifier only as
	modifier if used before s, S, or [.  Otherwise it's the hexadecimal
	FP number format.

	* stdlib/strtod.c: Little code cleanup.

	* sysdeps/i386/Makefile: Define __LIBC_INTERNAL_MATH_INLINES for
	compiling in math subdir.

	* sysdeps/m68k/fpu/e_acos.c: Define __LIBC_INTERNAL_MATH_INLINES
	instead of __LIBC_M81_MATH_INLINES.
	* sysdeps/m68k/fpu/e_atan2.c: Likewise.
	* sysdeps/m68k/fpu/e_fmod.c: Likewise.
	* sysdeps/m68k/fpu/e_pow.c: Likewise.
	* sysdeps/m68k/fpu/e_scalb.c: Likewise.
	* sysdeps/m68k/fpu/k_cos.c: Likewise.
	* sysdeps/m68k/fpu/k_sin.c: Likewise.
	* sysdeps/m68k/fpu/k_tan.c: Likewise.
	* sysdeps/m68k/fpu/s_atan.c: Likewise.
	* sysdeps/m68k/fpu/s_ccos.c: Likewise.
	* sysdeps/m68k/fpu/s_ccosh.c: Likewise.
	* sysdeps/m68k/fpu/s_cexp.c: Likewise.
	* sysdeps/m68k/fpu/s_csin.c: Likewise.
	* sysdeps/m68k/fpu/s_csinh.c: Likewise.
	* sysdeps/m68k/fpu/s_frexp.c: Likewise.
	* sysdeps/m68k/fpu/s_ilogb.c: Likewise.
	* sysdeps/m68k/fpu/s_isinf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrint.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintf.c: Likewise.
	* sysdeps/m68k/fpu/s_llrintl.c: Likewise.
	* sysdeps/m68k/fpu/s_lrint.c: Likewise.
	* sysdeps/m68k/fpu/s_modf.c: Likewise.
	* sysdeps/m68k/fpu/s_remquo.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbn.c: Likewise.
	* sysdeps/m68k/fpu/s_sincos.c: Likewise.
	* sysdeps/m68k/fpu/bits/mathinline.h: Define optimizations if
	__LIBC_INTERNAL_MATH_INLINES is defined.

	* sysdeps/i386/fpu/bits/mathinline.h: Define special i686 versions
	of compare macros from ISO C 9X.  Optimize generic versions a bit.
	Define __signbit inline functions and __ieee754_sqrt which can be
	used if the ompiler is fixed.

	* sysdeps/posix/sysv_signal.c: Define sysv_signal as weak alias.

1997-11-20  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makerules ($(common-objpfx)stub-$(subdir)): Look for
	sysdeps/generic in the whole dep file, not only in the first line.

1997-11-20  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/ieee754/bits/nan.h (__nan) [!__GNUC__]: Fix type.

1997-11-19  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* manual/arith.texi (Imaginary Unit): Move @end deftypevr to right
	place.

1997-11-19  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/dl-error.c (_dl_signal_error): Only print colon if OBJNAME
	is non-empty.

1997-11-20 16:51  Ulrich Drepper  <drepper@cygnus.com>

	* malloc/malloc.c (malloc_update_mallinfo): Initialize struct for
	return value.

1997-11-19 21:36  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/getcwd.c: Free allocated buffer if
	readlink succeeds but the return value is too long.

	* stdio-common/printf_fphex.c: Determine sign of number correctly.

1997-11-19 02:45  Ulrich Drepper  <drepper@cygnus.com>

	* libc.map: Export __divl, __reml, __divq, __remq, __divqu and
	__remqu for Alpha.

1997-11-18 23:08  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/sys/ucontext.h: Stub context file.

	* libio/iofprintf.c: Removed.  We use the stdio-common version.

	* manual/Makefile (distribute): Add stdio-fp.c.

	* sysdeps/powerpc/Dist: Add ppc-mcount.S.

	* db2/Makefile (distribute): Add include/os_func.h, README and
	mutex/tsl_parisc.s.

	* hesiod/Makefile (distribute): Add README.hesiod.

1997-11-18 22:14  Ulrich Drepper  <drepper@cygnus.com>

	* iconv/gconv.c: Correctly call transformation function.

	* manual/maint.texi: Document need of binutils 2.8.1.0.17.

1997-11-13  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/libm-ieee754/s_remquo.c (__remquo): Fix function (gave
	wrong results for e.g. remquo (3,2, &x)).
	* sysdeps/libm-ieee754/s_remquof.c (__remquof): Likewise.
	* sysdeps/libm-ieee754/s_remquol.c (__remquol): Likewise.

1997-11-18  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* configure.in (ld --version-script): Test if the same symbol
	maybe defined in all versions (needed by recent changes to
	libc.map and supported with binutils 2.8.1.0.17) and issue warning
	if versioning is not supported/enabled.
	(bash test): Correct test case.

	* math/libm-test.c: Added counting/reporting of number of test cases.

	* elf/Makefile ($(objpfx)rtldtbl.h): gawk is not longer required,
	use awk instead.

	* sysdeps/unix/sysv/linux/net/if.h: Add __BEGIN_DECLS/__END_DECLS.

1997-11-18  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* elf/dl-load.c (_dl_init_paths): Correct __mempcpy logic.

1997-11-18 18:04  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/pty.c: Define REVOKE to use revoke function.
	Replace revoke call by use of REVOKE.
	* sysdeps/unix/sysv/linux/pty.c: New file.  Define REVOKE as
	empty and #include generic version.
	Suggested by Zack Weinberg <zack@rabi.phys.columbia.edu>.

1997-11-18 16:02  Ulrich Drepper  <drepper@cygnus.com>

	* libc.map: Add socket functions with __libc_* names.
	Reported by Andreas Jaeger.

1997-11-18  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* libc.map: Tidy up (remove duplicates, sort entries).

1997-11-18  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* iconv/gconv.h: Add __BEGIN_DECLS/__END_DECLS.

1997-11-18 06:45  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/pty.c: Make thread safe.  Fix bug when calling
	again after successful call.
	Patch by Marc Lehmann <pcg@goof.com>.

1997-11-17  Paul Eggert  <eggert@twinsun.com>

	* time/mktime.c, time/strftime.c (_REENTRANT): #define,
	as some hosts need this to declare localtime_r properly.

1997-11-18 06:08  Ulrich Drepper  <drepper@cygnus.com>

	* libc.map: Add iconv_open, iconv, and iconv_close.

1 files changed, 41 insertions, 30 deletions

diff --git a/configure b/configure
index 31e30b0739..0fffa4b7fb 100755
--- a/configure
+++ b/configure
@@ -1636,7 +1636,7 @@ else
 fi
 
 if test "$BASH" != no &&
-   $BASH -c 'test "$BASH_VERSINFO"
+   $BASH -c 'test "$BASH_VERSINFO" \
 	     && test "$BASH_VERSINFO" -ge 2 >&/dev/null'; then
   libc_cv_have_bash2=yes
 else
@@ -1946,15 +1946,19 @@ _sym:
 .symver _sym,sym@VERS
 EOF
   cat > conftest.map <<EOF
-VERS {
+VERS_1 {
 	global: sym;
 };
+
+VERS_2 {
+        global: sym;
+} VERS_1;
 EOF
   if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
 					-nostartfiles -nostdlib
 					-Wl,--version-script,conftest.map
-		       1>&5'; { (eval echo configure:1958: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+		       1>&5'; { (eval echo configure:1962: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
     then
       libc_cv_ld_version_script_option=yes
     else
@@ -1983,9 +1987,16 @@ else
 fi
 
 
+if test $VERSIONING = no; then
+  echo "\
+*** WARNING: You should not compile GNU libc without versioning. Not using 
+*** versioning will introduce incompatibilities so that old binaries
+*** will not run anymore.
+*** For versioning you need recent binutils (binutils-2.8.1.0.17 or newer)."
+fi
 if test $elf = yes; then
   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
-echo "configure:1989: checking for .previous assembler directive" >&5
+echo "configure:2000: checking for .previous assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1993,7 +2004,7 @@ else
 .section foo_section
 .previous
 EOF
-  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1997: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2008: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_asm_previous_directive=yes
   else
     libc_cv_asm_previous_directive=no
@@ -2009,7 +2020,7 @@ EOF
 
   else
     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
-echo "configure:2013: checking for .popsection assembler directive" >&5
+echo "configure:2024: checking for .popsection assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2017,7 +2028,7 @@ else
 .pushsection foo_section
 .popsection
 EOF
-    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2021: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2032: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
       libc_cv_asm_popsection_directive=yes
     else
       libc_cv_asm_popsection_directive=no
@@ -2037,12 +2048,12 @@ fi
 
 if test $elf != yes; then
   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
-echo "configure:2041: checking for .init and .fini sections" >&5
+echo "configure:2052: checking for .init and .fini sections" >&5
 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2046 "configure"
+#line 2057 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2051,7 +2062,7 @@ asm (".section .init");
 				    asm (".text");
 ; return 0; }
 EOF
-if { (eval echo configure:2055: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2066: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_have_initfini=yes
 else
@@ -2079,19 +2090,19 @@ if test $elf = yes; then
 else
   if test $ac_cv_prog_cc_works = yes; then
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:2083: checking for _ prefix on C symbol names" >&5
+echo "configure:2094: checking for _ prefix on C symbol names" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2088 "configure"
+#line 2099 "configure"
 #include "confdefs.h"
 asm ("_glibc_foobar:");
 int main() {
 glibc_foobar ();
 ; return 0; }
 EOF
-if { (eval echo configure:2095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2106: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   libc_cv_asm_underscores=yes
 else
@@ -2106,17 +2117,17 @@ fi
 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
   else
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:2110: checking for _ prefix on C symbol names" >&5
+echo "configure:2121: checking for _ prefix on C symbol names" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2115 "configure"
+#line 2126 "configure"
 #include "confdefs.h"
 void underscore_test(void) {
 return; }
 EOF
-if { (eval echo configure:2120: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2131: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   if grep _underscore_test conftest* >/dev/null; then
     rm -f conftest*
     libc_cv_asm_underscores=yes
@@ -2149,7 +2160,7 @@ if test $elf = yes; then
   libc_cv_asm_weakext_directive=no
 else
   echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
-echo "configure:2153: checking for assembler .weak directive" >&5
+echo "configure:2164: checking for assembler .weak directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2172,7 +2183,7 @@ echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
 
 if test $libc_cv_asm_weak_directive = no; then
   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
-echo "configure:2176: checking for assembler .weakext directive" >&5
+echo "configure:2187: checking for assembler .weakext directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2209,7 +2220,7 @@ EOF
 fi
 
 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
-echo "configure:2213: checking for ld --no-whole-archive" >&5
+echo "configure:2224: checking for ld --no-whole-archive" >&5
 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2220,7 +2231,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -Wl,--no-whole-archive
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:2224: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:2235: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_ld_no_whole_archive=yes
 else
   libc_cv_ld_no_whole_archive=no
@@ -2231,7 +2242,7 @@ fi
 echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
 
 echo $ac_n "checking for gcc -fno-exceptions""... $ac_c" 1>&6
-echo "configure:2235: checking for gcc -fno-exceptions" >&5
+echo "configure:2246: checking for gcc -fno-exceptions" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_no_exceptions'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2242,7 +2253,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -fno-exceptions
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:2246: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:2257: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_no_exceptions=yes
 else
   libc_cv_gcc_no_exceptions=no
@@ -2253,12 +2264,12 @@ fi
 echo "$ac_t""$libc_cv_gcc_no_exceptions" 1>&6
 
 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
-echo "configure:2257: checking for DWARF2 unwind info support" >&5
+echo "configure:2268: checking for DWARF2 unwind info support" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 2262 "configure"
+#line 2273 "configure"
 static char __EH_FRAME_BEGIN__;
 _start ()
 {
@@ -2279,7 +2290,7 @@ __bzero () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2283: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:2294: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_dwarf2_unwind_info=yes
 else
   libc_cv_gcc_dwarf2_unwind_info=no
@@ -2337,7 +2348,7 @@ if test "$uname" = "sysdeps/generic"; then
   fi
 
   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
-echo "configure:2341: checking OS release for uname" >&5
+echo "configure:2352: checking OS release for uname" >&5
 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2359,7 +2370,7 @@ echo "$ac_t""$libc_cv_uname_release" 1>&6
   uname_release="$libc_cv_uname_release"
 
   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
-echo "configure:2363: checking OS version for uname" >&5
+echo "configure:2374: checking OS version for uname" >&5
 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2381,7 +2392,7 @@ else
 fi
 
 echo $ac_n "checking stdio selection""... $ac_c" 1>&6
-echo "configure:2385: checking stdio selection" >&5
+echo "configure:2396: checking stdio selection" >&5
 
 case $stdio in
 libio) cat >> confdefs.h <<\EOF
@@ -2393,7 +2404,7 @@ esac
 echo "$ac_t""$stdio" 1>&6
 
 echo $ac_n "checking ldap selection""... $ac_c" 1>&6
-echo "configure:2397: checking ldap selection" >&5
+echo "configure:2408: checking ldap selection" >&5
 
 case $add_ons in
 *ldap*)
@@ -2443,7 +2454,7 @@ if test $shared = default; then
 fi
 
 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
-echo "configure:2447: checking whether -fPIC is default" >&5
+echo "configure:2458: checking whether -fPIC is default" >&5
 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else