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.

3 files changed, 17 insertions, 10 deletions

diff --git a/sysdeps/unix/sysv/linux/getcwd.c b/sysdeps/unix/sysv/linux/getcwd.c
index 2af3b78da5..f3406d7916 100644
--- a/sysdeps/unix/sysv/linux/getcwd.c
+++ b/sysdeps/unix/sysv/linux/getcwd.c
@@ -69,19 +69,20 @@ __getcwd (char *buf, size_t size)
   n = __readlink ("/proc/self/cwd", path, alloc_size - 1);
   if (n != -1)
     {
-      if (n >= alloc_size - 1)
+      if (path[0] == '/')
 	{
-	  if (size > 0)
-	    return NULL;
+	  if (n >= alloc_size - 1)
+	    {
+	      if (buf == NULL)
+		free (path);
+	      return NULL;
+	    }
+
+	  path[n] = '\0';
+	  return buf ?: (char *) realloc (path, (size_t) n + 1);
 	}
       else
-	if (path[0] == '/')
-	  {
-	    path[n] = '\0';
-	    return buf ?: (char *) realloc (path, (size_t) n + 1);
-	  }
-	else
-	  no_new_dcache = 1;
+	no_new_dcache = 1;
     }
 
   /* Set to no_new_dcache only if error indicates that proc doesn't exist.  */
diff --git a/sysdeps/unix/sysv/linux/net/if.h b/sysdeps/unix/sysv/linux/net/if.h
index 861ca261de..468fed23e6 100644
--- a/sysdeps/unix/sysv/linux/net/if.h
+++ b/sysdeps/unix/sysv/linux/net/if.h
@@ -147,6 +147,7 @@ struct ifconf
 #define	ifc_buf	ifc_ifcu.ifcu_buf	/* Buffer address.  */
 #define	ifc_req	ifc_ifcu.ifcu_req	/* Array of structures.  */
 
+__BEGIN_DECLS
 
 /* Convert an interface name to an index, and vice versa.  */
 
@@ -167,4 +168,6 @@ extern struct if_nameindex *if_nameindex __P ((void));
 
 extern void if_freenameindex __P ((struct if_nameindex *__ptr));
 
+__END_DECLS
+
 #endif /* net/if.h */
diff --git a/sysdeps/unix/sysv/linux/pty.c b/sysdeps/unix/sysv/linux/pty.c
new file mode 100644
index 0000000000..e64261c8c4
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/pty.c
@@ -0,0 +1,3 @@
+/* Linux does not has the `revoke' function.  */
+#define REVOKE(Line)
+#include <sysdeps/generic/pty.c>