aboutsummaryrefslogtreecommitdiff
path: root/stdio-common
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1997-03-25 01:45:04 +0000
committerUlrich Drepper <drepper@redhat.com>1997-03-25 01:45:04 +0000
commit3e5f55575217bd22a301a77eafe00f2f3a727107 (patch)
tree21f840213d3720c9fa8c8fdad17917897b5ee386 /stdio-common
parentbc9f6000f6752153e5e1902259d5f491a88a1ae5 (diff)
downloadglibc-3e5f55575217bd22a301a77eafe00f2f3a727107.zip
glibc-3e5f55575217bd22a301a77eafe00f2f3a727107.tar.gz
glibc-3e5f55575217bd22a301a77eafe00f2f3a727107.tar.bz2
Update.
1997-03-25 02:15 Ulrich Drepper <drepper@cygnus.com> * gmon/gmon.c: Optimize a bit by using more sets of records to write in a single writev call. * math/math.h: Add definitions of macros __MATHCALLX and __MATHDECLX. * math/mathcalls.h: Use __MATHCALLX for fabs, infnan, copysign, nan, isnan, nextafter, trunc, __fpclassify and signbit to mark as `const'. Use __MATHDECLX for isinf and finite. * sysdeps/generic/setenv.c [_LIBC]: Define __clearenv and make clearenv a weak alias. Implement complex exponential function. * sysdeps/libm-ieee754/s_cexp.c: New file. * sysdeps/libm-ieee754/s_cexpf.c: New file. * sysdeps/libm-ieee754/s_cexpl.c: New file. * sysdeps/libm-ieee754/s_nan.c: Define function as __nan and make nan a weak alias. * sysdeps/libm-ieee754/s_nanf.c: Likewise for nanf. * sysdeps/libm-ieee754/s_nanl.c: Likewise for nanl. * sysdeps/unix/sysv/linux/iovec.h: Don't use kernel header because of type clashes. Add all definitions here. * sysdeps/unix/sysv/linux/shmat.c: Likewise. Correct types according to XPG4.2. * sysdeps/unix/sysv/linux/shmdt.c: Likewise. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysvipc/sys/shm.h (shmat, shmdt): Correct types. * sysdeps/unix/sysv/linux/sys/kd.h: Define _LINUX_TYPES_H to avoid use of kernel types. 1997-03-25 00:00 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/netinet/ip.h (struct ip_timestamp): Correct typos. Reported by a sun <asun@zoology.washington.edu>. 1997-03-20 21:58 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/libm-ieee754/s_asinhl.c: Fix sign of result. 1997-03-20 16:20 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/libm-ieee754/e_atan2l.c: Fix typo. 1997-03-20 14:23 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/fpu/__math.h (__logb, logb): Don't define. * sysdeps/m68k/fpu/s_logb.c: Removed. * sysdeps/m68k/fpu/s_logbf.c: Removed. * sysdeps/m68k/fpu/s_logbl.c: Removed. * sysdeps/m68k/fpu/__math.h (__ieee754_atan2, __ieee754_pow): Don't define here. * sysdeps/m68k/fpu/e_atan2.c: Rewritten. * sysdeps/m68k/fpu/e_pow.c: Likewise. * sysdeps/m68k/fpu/e_atan2f.c: Based on e_atan2.c. * sysdeps/m68k/fpu/e_atan2l.c: Likewise. * sysdeps/m68k/fpu/e_powf.c: Based on e_pow.c. * sysdeps/m68k/fpu/e_powl.c: Likewise. * sysdeps/m68k/fpu/s_log2.c: New file. * sysdeps/m68k/fpu/s_log2f.c: New file. * sysdeps/m68k/fpu/s_log2l.c: New file. * sysdeps/m68k/fpu/s_exp2.c: New file. * sysdeps/m68k/fpu/s_exp2f.c: New file. * sysdeps/m68k/fpu/s_exp2l.c: New file. 1997-03-20 14:46 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makeconfig (all): Make sure this is always the default goal. 1997-03-20 11:09 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * math/libm-test.c: Increase epsilon in many places. Fix many typos. Allow optinal argument also for short option. 1997-03-20 11:09 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * math/Makefile ($(objpfx)$(tests)): Link against libm. 1997-03-24 23:14 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-ieee754/s_fpclassifyl.c: Correct recognition of denormalized numbers. * sysdeps/i386/huge_val.h: Remove references to byte order macros. Don't include <endian.h>. 1997-03-19 15:18 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/huge_val.h: Remove references to byte order macros. Don't include <endian.h>. 1997-03-24 23:09 Ulrich Drepper <drepper@cygnus.com> * inet/rcmd.c (iruserok): Use access instead of euidaccess. 1997-03-15 18:08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * math/cmathcalls.h: Remove whitespace before function name in use of __MATHDECL macro, to make it compilable with a traditional preprocessor. 1997-03-24 15:31 Ulrich Drepper <drepper@cygnus.com> * configure.in: Use AC_PROG_CC instead of AC_PROG_TOOL to find compiler. 1997-03-24 02:34 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-ieee754/s_finitel.c (__finitel): Shift return value by 31 positions to get 0/1 result. Patch by Joe Keane <jgk@jgk.org>. 1997-03-23 12:15 H.J. Lu <hjl@gnu.ai.mit.edu> * posix/getopt.c (__getopt_nonoption_flags): Make it extern to prevent from ld linking in getopt.o even if there is another incompatible one. * posix/getopt_init.c (__getopt_nonoption_flags): Remove extern. 1997-03-23 23:30 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nis/nis_call.c (__do_niscall): Print message if cold start file does not exist. * nis/nis_file.c: Don't print error messages. * nis/nis_local_name.c (nis_local_host): Fix pointer errors. * nis/rpcsvc/ypclnt.h: Fix copyright and prototypes. * nis/rpcsvc/nis.h: Likewise. * nis/ypclnt.c: Fix prototypes. 1997-03-24 01:36 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-i387/e_scalb.S: Pop additional result before returning. * sysdeps/libm-i387/e_scalbf.S: Likewise. * sysdeps/libm-i387/e_scalbl.S: Likewise. Reported by Andreas Jaeger <aj@arthur.pfalz.de>. * elf/rtld.c (dl_main): Set main_map->l_opencount to 1 also if dynamic linker was called implicitly by the kernel. Reported by Eric Youngdale <eric@andante.jic.com>. * math/Makefile (CFLAGS-test-float.c, CFLAGS-test-double.c, CFLAGS-test-longdouble.c): New variables. Set to -fno-inline to prevent clever optimizations which corrupt the tests. 1997-03-23 21:33 Andreas Jaeger <aj@arthur.pfalz.de> * math/libm-test.c (scalb_test): New function. (sqrt_test): New function. (scalbn_test): New function. (ilogb_test): New function. (main): Added calls for new test functions. (ldexp_test): Add another test for ldexp(x,0). 1997-03-23 12:35 Andreas Jaeger <aj@arthur.pfalz.de> * math/libm-test.c (remquo_test): Correct messages so that they match the tests. (copysign_test): Likewise. 1997-03-23 16:28 Ulrich Drepper <drepper@cygnus.com> * stdio-common/Makefile (routines): Add printf_size. * stdio-common/printf.h: Add declarations for printf_size and printf_size_info. * stdio-common/printf-parse.h (__printf_arginfo_table): Correct declaration. (parse_one_spec): Test whether __printf_function_table is not NULL before using registered handlers and don't test __printf_arginfo_table. Update nargs also when handler is registered. * stdio-common/vfprintf.c (vfprintf): Count number of specifiers processed in fast loop. * stdio-common/printf_size: New file. 1997-03-22 04:53 Ulgmon_out_readrich Drepper <drepper@cygnus.com>
Diffstat (limited to 'stdio-common')
-rw-r--r--stdio-common/Makefile2
-rw-r--r--stdio-common/printf-parse.h27
-rw-r--r--stdio-common/printf.h17
-rw-r--r--stdio-common/printf_size.c250
-rw-r--r--stdio-common/vfprintf.c4
5 files changed, 284 insertions, 16 deletions
diff --git a/stdio-common/Makefile b/stdio-common/Makefile
index d1d922e..b09a3a2 100644
--- a/stdio-common/Makefile
+++ b/stdio-common/Makefile
@@ -26,7 +26,7 @@ headers := stdio_lim.h printf.h
routines := \
ctermid cuserid \
vfprintf vprintf printf_fp reg-printf printf-prs _itoa printf_fphex \
- fprintf printf snprintf sprintf asprintf dprintf \
+ printf_size fprintf printf snprintf sprintf asprintf dprintf \
vfscanf \
fscanf scanf sscanf \
perror psignal \
diff --git a/stdio-common/printf-parse.h b/stdio-common/printf-parse.h
index 141164b..f1fecdb 100644
--- a/stdio-common/printf-parse.h
+++ b/stdio-common/printf-parse.h
@@ -1,5 +1,5 @@
/* Internal header for parsing printf format strings.
- Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of th GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -106,8 +106,9 @@ find_spec (const char *format, mbstate_t *ps)
}
-/* This is defined in reg-printf.c. */
-extern printf_arginfo_function **__printf_arginfo_table;
+/* These are defined in reg-printf.c. */
+extern printf_arginfo_function *__printf_arginfo_table[];
+extern printf_function **__printf_function_table;
/* FORMAT must point to a '%' at the beginning of a spec. Fills in *SPEC
@@ -299,8 +300,9 @@ parse_one_spec (const UCHAR_T *format, size_t posn, struct printf_spec *spec,
/* Get the format specification. */
spec->info.spec = (wchar_t) *format++;
- if (__printf_arginfo_table != NULL &&
- __printf_arginfo_table[spec->info.spec] != NULL)
+ if (__printf_function_table != NULL
+ && spec->info.spec <= UCHAR_MAX
+ && __printf_arginfo_table[spec->info.spec] != NULL)
/* We don't try to get the types for all arguments if the format
uses more than one. The normal case is covered though. */
spec->ndata_args = (*__printf_arginfo_table[spec->info.spec])
@@ -362,15 +364,14 @@ parse_one_spec (const UCHAR_T *format, size_t posn, struct printf_spec *spec,
spec->ndata_args = 0;
break;
}
+ }
- if (spec->data_arg == -1 && spec->ndata_args > 0)
- {
- /* There are args consumed, but no positional spec.
- Use the next sequential arg position. */
- spec->data_arg = posn;
- posn += spec->ndata_args;
- nargs += spec->ndata_args;
- }
+ if (spec->data_arg == -1 && spec->ndata_args > 0)
+ {
+ /* There are args consumed, but no positional spec. Use the
+ next sequential arg position. */
+ spec->data_arg = posn;
+ nargs += spec->ndata_args;
}
if (spec->info.spec == L'\0')
diff --git a/stdio-common/printf.h b/stdio-common/printf.h
index 6d9e8a4..c49172b 100644
--- a/stdio-common/printf.h
+++ b/stdio-common/printf.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 93, 95, 96 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 95, 96, 97 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
@@ -122,6 +122,21 @@ enum
#define PA_FLAG_PTR (1 << 11)
+
+/* Function which can be registered as `printf'-handlers. */
+
+/* Print floating point value using using abbreviations for the orders
+ of magnitude used for numbers ('k' for kilo, 'm' for mega etc). If
+ the format specifier is a uppercase character powers of 1000 are
+ used. Otherwise powers of 1024. */
+extern int printf_size __P ((FILE *__fp, __const struct printf_info *__info,
+ __const void *__const *args));
+
+/* This is the appropriate argument information function for `printf_size'. */
+extern int printf_size_info __P ((__const struct printf_info *__info,
+ size_t __n, int *__argtypes));
+
+
__END_DECLS
#endif /* printf.h */
diff --git a/stdio-common/printf_size.c b/stdio-common/printf_size.c
new file mode 100644
index 0000000..0184269
--- /dev/null
+++ b/stdio-common/printf_size.c
@@ -0,0 +1,250 @@
+/* Print size value using units for orders of magnitude.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+ Based on a proposal by Larry McVoy <lm@sgi.com>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <ctype.h>
+#include <ieee754.h>
+#include <math.h>
+#include <printf.h>
+#ifdef USE_IN_LIBIO
+# include <libioP.h>
+#else
+# include <stdio.h>
+#endif
+
+
+/* This defines make it possible to use the same code for GNU C library and
+ the GNU I/O library. */
+#ifdef USE_IN_LIBIO
+# define PUT(f, s, n) _IO_sputn (f, s, n)
+# define PAD(f, c, n) _IO_padn (f, c, n)
+/* We use this file GNU C library and GNU I/O library. So make
+ names equal. */
+# undef putc
+# define putc(c, f) _IO_putc_unlocked (c, f)
+# define size_t _IO_size_t
+# define FILE _IO_FILE
+#else /* ! USE_IN_LIBIO */
+# define PUT(f, s, n) fwrite (s, 1, n, f)
+# define PAD(f, c, n) __printf_pad (f, c, n)
+ssize_t __printf_pad __P ((FILE *, char pad, int n)); /* In vfprintf.c. */
+#endif /* USE_IN_LIBIO */
+
+/* Macros for doing the actual output. */
+
+#define outchar(ch) \
+ do \
+ { \
+ register const int outc = (ch); \
+ if (putc (outc, fp) == EOF) \
+ return -1; \
+ ++done; \
+ } while (0)
+
+#define PRINT(ptr, len) \
+ do \
+ { \
+ register size_t outlen = (len); \
+ if (len > 20) \
+ { \
+ if (PUT (fp, ptr, outlen) != outlen) \
+ return -1; \
+ ptr += outlen; \
+ done += outlen; \
+ } \
+ else \
+ { \
+ while (outlen-- > 0) \
+ outchar (*ptr++); \
+ } \
+ } while (0)
+
+#define PADN(ch, len) \
+ do \
+ { \
+ if (PAD (fp, ch, len) != len) \
+ return -1; \
+ done += len; \
+ } \
+ while (0)
+
+/* Prototype for helper functions. */
+extern int __printf_fp (FILE *fp, const struct printf_info *info,
+ const void *const *args);
+
+
+int
+printf_size (FILE *fp, const struct printf_info *info, const void *const *args)
+{
+ /* Units for the both formats. */
+ static const char units[2][8] =
+ {
+ " kmgtps", /* For binary format. */
+ " KMGTPS" /* For decimal format. */
+ };
+ const char *tag = units[isupper (info->spec) != 0];
+ int divisor = isupper (info->spec) ? 1000 : 1024;
+
+ /* The floating-point value to output. */
+ union
+ {
+ union ieee754_double dbl;
+ union ieee854_long_double ldbl;
+ }
+ fpnum;
+ const void *ptr = &fpnum;
+
+ int negative = 0;
+
+ /* "NaN" or "Inf" for the special cases. */
+ const char *special = NULL;
+
+ struct printf_info fp_info;
+ int done = 0;
+
+
+ /* Fetch the argument value. */
+ if (info->is_long_double && sizeof (long double) > sizeof (double))
+ {
+ fpnum.ldbl.d = *(const long double *) args[0];
+
+ /* Check for special values: not a number or infinity. */
+ if (__isnanl (fpnum.ldbl.d))
+ {
+ special = "nan";
+ negative = 0;
+ }
+ else if (__isinfl (fpnum.ldbl.d))
+ {
+ special = "inf";
+
+ negative = fpnum.ldbl.d < 0;
+ }
+ else
+ while (fpnum.ldbl.d >= divisor && tag[1] != '\0')
+ {
+ fpnum.ldbl.d /= divisor;
+ ++tag;
+ }
+ }
+ else
+ {
+ fpnum.dbl.d = *(const double *) args[0];
+
+ /* Check for special values: not a number or infinity. */
+ if (__isnan (fpnum.dbl.d))
+ {
+ special = "nan";
+ negative = 0;
+ }
+ else if (__isinf (fpnum.dbl.d))
+ {
+ special = "inf";
+
+ negative = fpnum.dbl.d < 0;
+ }
+ else
+ while (fpnum.dbl.d >= divisor && tag[1] != '\0')
+ {
+ fpnum.dbl.d /= divisor;
+ ++tag;
+ }
+ }
+
+ if (special)
+ {
+ int width = info->prec > info->width ? info->prec : info->width;
+
+ if (negative || info->showsign || info->space)
+ --width;
+ width -= 3;
+
+ if (!info->left && width > 0)
+ PADN (' ', width);
+
+ if (negative)
+ outchar ('-');
+ else if (info->showsign)
+ outchar ('+');
+ else if (info->space)
+ outchar (' ');
+
+ PRINT (special, 3);
+
+ if (info->left && width > 0)
+ PADN (' ', width);
+
+ return done;
+ }
+
+ /* Prepare to print the number. We want to use `__printf_fp' so we
+ have to prepare a `printf_info' structure. */
+ fp_info.spec = 'f';
+ fp_info.prec = info->prec < 0 ? 3 : info->prec;
+ fp_info.is_long_double = info->is_long_double;
+ fp_info.is_short = info->is_short;
+ fp_info.is_long = info->is_long;
+ fp_info.alt = info->alt;
+ fp_info.space = info->space;
+ fp_info.left = info->left;
+ fp_info.showsign = info->showsign;
+ fp_info.group = info->group;
+ fp_info.extra = info->extra;
+ fp_info.pad = info->pad;
+
+ if (fp_info.left && fp_info.pad == L' ')
+ {
+ /* We must do the padding ourself since the unit character must
+ be placed before the padding spaces. */
+ fp_info.width = 0;
+
+ done = __printf_fp (fp, &fp_info, &ptr);
+ if (done > 0)
+ {
+ outchar (*tag);
+ if (info->width > done)
+ PADN (' ', info->width - done);
+ }
+ }
+ else
+ {
+ /* We can let __printf_fp do all the printing and just add our
+ unit character afterwards. */
+ fp_info.width = info->width - 1;
+
+ done = __printf_fp (fp, &fp_info, &ptr);
+ if (done > 0)
+ outchar (*tag);
+ }
+
+ return done;
+}
+
+/* This is the function used by `vfprintf' to determine number and
+ type of the arguments. */
+int
+printf_size_info (const struct printf_info *info, size_t n, int *argtypes)
+{
+ /* We need only one double or long double argument. */
+ if (n >= 1)
+ argtypes[0] = PA_DOUBLE | (info->is_long_double ? PA_FLAG_LONG_DOUBLE : 0);
+
+ return 1;
+}
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index c206c2f..856c65d 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -1117,7 +1117,6 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
is_long = sizeof (size_t) > sizeof (unsigned int);
JUMP (*++f, step4_jumps);
-
/* Process current format. */
while (1)
{
@@ -1136,6 +1135,9 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
goto do_positional;
}
+ /* The format is correctly handled. */
+ ++nspecs_done;
+
/* Look for next format specifier. */
f = find_spec ((end_of_spec = ++f), &mbstate);