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authorUlrich Drepper <drepper@redhat.com>1998-04-21 19:09:49 +0000
committerUlrich Drepper <drepper@redhat.com>1998-04-21 19:09:49 +0000
commit9ce5071a3d3af1b7837b1a081548fdd945a66efe (patch)
treec9e8e02e1edb77de0cad9c39662b999cb28994a6
parent5aa8ff620ef68811c5a7dd5d5bbac1c078730a2a (diff)
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Update.
1998-04-21 19:05 Ulrich Drepper <drepper@cygnus.com> * iconv/gconv.h (struct gconv_step): Add element stateful. * iconv/gconv_builtin.c (__gconv_builtin_trans): Initialize stateful to zero for all internal conversions. * iconv/skeleton.c: Initialize stateful depending on whether or not RESET_STATE is defined to one or zero respectively. * stdlib/mblen.c: Use stateful element of currently selected converter for result if S is NULL. * stdlib/mbtowc.c: Likewise. * stdlib/wctomb.c: Likewise.
-rw-r--r--ChangeLog12
-rw-r--r--iconv/gconv.h3
-rw-r--r--iconv/gconv_builtin.c3
-rw-r--r--iconv/skeleton.c6
-rw-r--r--stdlib/mblen.c14
-rw-r--r--stdlib/mbtowc.c14
-rw-r--r--stdlib/wctomb.c16
7 files changed, 52 insertions, 16 deletions
diff --git a/ChangeLog b/ChangeLog
index 8672e03..5a5a9dc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+1998-04-21 19:05 Ulrich Drepper <drepper@cygnus.com>
+
+ * iconv/gconv.h (struct gconv_step): Add element stateful.
+ * iconv/gconv_builtin.c (__gconv_builtin_trans): Initialize stateful
+ to zero for all internal conversions.
+ * iconv/skeleton.c: Initialize stateful depending on whether or not
+ RESET_STATE is defined to one or zero respectively.
+ * stdlib/mblen.c: Use stateful element of currently selected
+ converter for result if S is NULL.
+ * stdlib/mbtowc.c: Likewise.
+ * stdlib/wctomb.c: Likewise.
+
1998-04-21 18:00 Ulrich Drepper <drepper@cygnus.com>
* iconv/gconv.c (__gconv): Remove bogus input buffer size computation.
diff --git a/iconv/gconv.h b/iconv/gconv.h
index cd0e3de..b359c92 100644
--- a/iconv/gconv.h
+++ b/iconv/gconv.h
@@ -87,6 +87,9 @@ struct gconv_step
int min_needed_to;
int max_needed_to;
+ /* Flag whether this is a stateful encoding or not. */
+ int stateful;
+
void *data; /* Pointer to step-local data. */
};
diff --git a/iconv/gconv_builtin.c b/iconv/gconv_builtin.c
index a970fcc..4f3ca56 100644
--- a/iconv/gconv_builtin.c
+++ b/iconv/gconv_builtin.c
@@ -81,4 +81,7 @@ __gconv_get_builtin_trans (const char *name, struct gconv_step *step)
step->max_needed_from = map[cnt].max_needed_from;
step->min_needed_to = map[cnt].min_needed_to;
step->max_needed_to = map[cnt].max_needed_to;
+
+ /* None of the builtin converters handles stateful encoding. */
+ step->stateful = 0;
}
diff --git a/iconv/skeleton.c b/iconv/skeleton.c
index f905bcd..36cc33c 100644
--- a/iconv/skeleton.c
+++ b/iconv/skeleton.c
@@ -143,6 +143,12 @@ gconv_init (struct gconv_step *step)
step->min_needed_to = MIN_NEEDED_TO;
step->max_needed_to = MAX_NEEDED_TO;
+#ifdef RESET_STATE
+ step->stateful = 1;
+#else
+ step->stateful = 0;
+#endif
+
return GCONV_OK;
}
#endif
diff --git a/stdlib/mblen.c b/stdlib/mblen.c
index d60a1fb..9d8d0cc 100644
--- a/stdlib/mblen.c
+++ b/stdlib/mblen.c
@@ -18,6 +18,8 @@
#include <stdlib.h>
#include <wchar.h>
+#include <gconv.h>
+#include <wcsmbs/wcsmbsload.h>
/* Return the length of the multibyte character (if there is one)
@@ -32,12 +34,14 @@ mblen (const char *s, size_t n)
/* If S is NULL the function has to return null or not null
depending on the encoding having a state depending encoding or
- not. This is nonsense because any multibyte encoding has a
- state. The ISO C amendment 1 corrects this while introducing the
- restartable functions. We simply say here all encodings have a
- state. */
+ not. */
if (s == NULL)
- result = 1;
+ {
+ /* Make sure we use the correct value. */
+ update_conversion_ptrs ();
+
+ result = __wcsmbs_gconv_fcts.towc->stateful;
+ }
else if (*s == '\0')
/* According to the ISO C 89 standard this is the expected behaviour.
Idiotic, but true. */
diff --git a/stdlib/mbtowc.c b/stdlib/mbtowc.c
index 50e7c09..938d547 100644
--- a/stdlib/mbtowc.c
+++ b/stdlib/mbtowc.c
@@ -18,6 +18,8 @@
#include <stdlib.h>
#include <wchar.h>
+#include <gconv.h>
+#include <wcsmbs/wcsmbsload.h>
/* Common state for all non-restartable conversion functions. */
@@ -38,12 +40,14 @@ mbtowc (wchar_t *pwc, const char *s, size_t n)
/* If S is NULL the function has to return null or not null
depending on the encoding having a state depending encoding or
- not. This is nonsense because any multibyte encoding has a
- state. The ISO C amendment 1 corrects this while introducing the
- restartable functions. We simply say here all encodings have a
- state. */
+ not. */
if (s == NULL)
- result = 1;
+ {
+ /* Make sure we use the correct value. */
+ update_conversion_ptrs ();
+
+ result = __wcsmbs_gconv_fcts.towc->stateful;
+ }
else if (*s == '\0')
{
if (pwc != NULL)
diff --git a/stdlib/wctomb.c b/stdlib/wctomb.c
index acf1393..b7132e0 100644
--- a/stdlib/wctomb.c
+++ b/stdlib/wctomb.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 95, 96, 97, 98 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
@@ -18,6 +18,8 @@
#include <stdlib.h>
#include <wchar.h>
+#include <gconv.h>
+#include <wcsmbs/wcsmbsload.h>
extern mbstate_t __no_r_state; /* Defined in mbtowc.c. */
@@ -34,12 +36,14 @@ wctomb (char *s, wchar_t wchar)
{
/* If S is NULL the function has to return null or not null
depending on the encoding having a state depending encoding or
- not. This is nonsense because any multibyte encoding has a
- state. The ISO C amendment 1 corrects this while introducing the
- restartable functions. We simply say here all encodings have a
- state. */
+ not. */
if (s == NULL)
- return 1;
+ {
+ /* Make sure we use the correct value. */
+ update_conversion_ptrs ();
+
+ return __wcsmbs_gconv_fcts.tomb->stateful;
+ }
return __wcrtomb (s, wchar, &__no_r_state);
}