Use u8_conv_from_encoding instead of using special code for the conversion.

[gnulib.git] / lib / unilbrk / ulc-common.c

diff --git a/lib/unilbrk/ulc-common.c b/lib/unilbrk/ulc-common.c
index 3ab31c2..7bdfa44 100644 (file)
--- a/lib/unilbrk/ulc-common.c
+++ b/lib/unilbrk/ulc-common.c
@@ -20,8 +20,6 @@
 /* Specification.  */
 #include "unilbrk/ulc-common.h"
 
-#include <stdlib.h>
-
 #include "c-ctype.h"
 #include "streq.h"
 
@@ -33,122 +31,6 @@ is_utf8_encoding (const char *encoding)
   return 0;
 }
 
-#if HAVE_ICONV
-
-# include <errno.h>
-
-size_t
-iconv_string_length (iconv_t cd, const char *s, size_t n)
-{
-# define TMPBUFSIZE 4096
-  size_t count = 0;
-  char tmpbuf[TMPBUFSIZE];
-  const char *inptr = s;
-  size_t insize = n;
-
-  while (insize > 0)
-    {
-      char *outptr = tmpbuf;
-      size_t outsize = TMPBUFSIZE;
-      size_t res = iconv (cd, (ICONV_CONST char **) &inptr, &insize, &outptr, &outsize);
-      if (res == (size_t)(-1) && errno != E2BIG
-# if !defined _LIBICONV_VERSION && !defined __GLIBC__
-         /* Irix iconv() inserts a NUL byte if it cannot convert.
-            NetBSD iconv() inserts a question mark if it cannot convert.
-            Only GNU libiconv and GNU libc are known to prefer to fail rather
-            than doing a lossy conversion.  */
-         || res > 0
-# endif
-        )
-       return (size_t)(-1);
-      count += outptr - tmpbuf;
-    }
-  /* Avoid glibc-2.1 bug and Solaris 7 through 9 bug.  */
-# if defined _LIBICONV_VERSION \
-     || !((__GLIBC__ - 0 == 2 && __GLIBC_MINOR__ - 0 <= 1) || defined __sun)
-  {
-    char *outptr = tmpbuf;
-    size_t outsize = TMPBUFSIZE;
-    size_t res = iconv (cd, NULL, NULL, &outptr, &outsize);
-    if (res == (size_t)(-1))
-      return (size_t)(-1);
-    count += outptr - tmpbuf;
-  }
-  /* Return to the initial state.  */
-  iconv (cd, NULL, NULL, NULL, NULL);
-# endif
-  return count;
-# undef TMPBUFSIZE
-}
-
-void
-iconv_string_keeping_offsets (iconv_t cd, const char *s, size_t n,
-                             size_t *offtable, char *t, size_t m)
-{
-  size_t i;
-  const char *s_end;
-  const char *inptr;
-  char *outptr;
-  size_t outsize;
-  /* Avoid glibc-2.1 bug.  */
-# if !defined _LIBICONV_VERSION && (__GLIBC__ - 0 == 2 && __GLIBC_MINOR__ - 0 <= 1)
-  const size_t extra = 1;
-# else
-  const size_t extra = 0;
-# endif
-
-  for (i = 0; i < n; i++)
-    offtable[i] = (size_t)(-1);
-
-  s_end = s + n;
-  inptr = s;
-  outptr = t;
-  outsize = m + extra;
-  while (inptr < s_end)
-    {
-      const char *saved_inptr;
-      size_t insize;
-      size_t res;
-
-      offtable[inptr - s] = outptr - t;
-
-      saved_inptr = inptr;
-      res = (size_t)(-1);
-      for (insize = 1; inptr + insize <= s_end; insize++)
-       {
-         res = iconv (cd, (ICONV_CONST char **) &inptr, &insize, &outptr, &outsize);
-         if (!(res == (size_t)(-1) && errno == EINVAL))
-           break;
-         /* We expect that no input bytes have been consumed so far.  */
-         if (inptr != saved_inptr)
-           abort ();
-       }
-      /* After we verified the convertibility and computed the translation's
-        size m, there shouldn't be any conversion error here. */
-      if (res == (size_t)(-1)
-# if !defined _LIBICONV_VERSION && !defined __GLIBC__
-         /* Irix iconv() inserts a NUL byte if it cannot convert.
-            NetBSD iconv() inserts a question mark if it cannot convert.
-            Only GNU libiconv and GNU libc are known to prefer to fail rather
-            than doing a lossy conversion.  */
-         || res > 0
-# endif
-        )
-       abort ();
-    }
-  /* Avoid glibc-2.1 bug and Solaris 7 bug.  */
-# if defined _LIBICONV_VERSION \
-     || !((__GLIBC__ - 0 == 2 && __GLIBC_MINOR__ - 0 <= 1) || defined __sun)
-  if (iconv (cd, NULL, NULL, &outptr, &outsize) == (size_t)(-1))
-    abort ();
-# endif
-  /* We should have produced exactly m output bytes.  */
-  if (outsize != extra)
-    abort ();
-}
-
-#endif /* HAVE_ICONV */
-
 #if C_CTYPE_ASCII
 
 /* Tests whether a string is entirely ASCII.  Returns 1 if yes.