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authorUlrich Drepper <drepper@redhat.com>2000-11-28 13:54:25 +0000
committerUlrich Drepper <drepper@redhat.com>2000-11-28 13:54:25 +0000
commitee25ee65c50800db31d0fde1db70338e3c44d8a7 (patch)
tree9f1b1f8fac4ad7848bcaeac270a1742a108f72ec /catgets
parentd83c8d14b112ccf1591b7dc5e4dd3e66c59f8335 (diff)
downloadglibc-ee25ee65c50800db31d0fde1db70338e3c44d8a7.tar.gz
(normalize_line): Take extra parameter with escape character. Change callers. (open_conversion): Determine mapping of 0x5c as wchar_t value.
Diffstat (limited to 'catgets')
-rw-r--r--catgets/gencat.c65
1 files changed, 52 insertions, 13 deletions
diff --git a/catgets/gencat.c b/catgets/gencat.c
index 0200ca44ef..49b63363ba 100644
--- a/catgets/gencat.c
+++ b/catgets/gencat.c
@@ -152,10 +152,11 @@ static void write_out (struct catalog *result, const char *output_name,
const char *header_name);
static struct set_list *find_set (struct catalog *current, int number);
static void normalize_line (const char *fname, size_t line, iconv_t cd,
- wchar_t *string, wchar_t quote_char);
+ wchar_t *string, wchar_t quote_char,
+ wchar_t escape_char);
static void read_old (struct catalog *catalog, const char *file_name);
static int open_conversion (const char *codesetp, iconv_t *cd_towcp,
- iconv_t *cd_tombp);
+ iconv_t *cd_tombp, wchar_t *escape_charp);
int
@@ -272,6 +273,7 @@ read_input_file (struct catalog *current, const char *fname)
size_t wbufsize;
iconv_t cd_towc = (iconv_t) -1;
iconv_t cd_tomb = (iconv_t) -1;
+ wchar_t escape_char = L'\\';
char *codeset = NULL;
if (strcmp (fname, "-") == 0 || strcmp (fname, "/dev/stdin") == 0)
@@ -522,7 +524,8 @@ this is the first definition"));
/* We need the conversion. */
if (cd_towc == (iconv_t) -1
- && open_conversion (codeset, &cd_towc, &cd_tomb) != 0)
+ && open_conversion (codeset, &cd_towc, &cd_tomb,
+ &escape_char) != 0)
/* Something is wrong. */
goto out;
@@ -648,7 +651,8 @@ duplicated message identifier"));
/* We need the conversion. */
if (cd_towc == (iconv_t) -1
- && open_conversion (codeset, &cd_towc, &cd_tomb) != 0)
+ && open_conversion (codeset, &cd_towc, &cd_tomb,
+ &escape_char) != 0)
/* Something is wrong. */
goto out;
@@ -694,7 +698,7 @@ invalid character: message ignored"));
/* Strip quote characters, change escape sequences into
correct characters etc. */
normalize_line (fname, start_line, cd_towc, wbuf,
- current->quote_char);
+ current->quote_char, escape_char);
/* Now the string is free of escape sequences. Convert it
back into a multibyte character string. First free the
@@ -1053,7 +1057,7 @@ find_set (struct catalog *current, int number)
and quote characters. */
static void
normalize_line (const char *fname, size_t line, iconv_t cd, wchar_t *string,
- wchar_t quote_char)
+ wchar_t quote_char, wchar_t escape_char)
{
int is_quoted;
wchar_t *rp = string;
@@ -1072,7 +1076,7 @@ normalize_line (const char *fname, size_t line, iconv_t cd, wchar_t *string,
/* We simply end the string when we find the first time an
not-escaped quote character. */
break;
- else if (*rp == L'\\')
+ else if (*rp == escape_char)
{
++rp;
if (quote_char != L'\0' && *rp == quote_char)
@@ -1106,10 +1110,6 @@ normalize_line (const char *fname, size_t line, iconv_t cd, wchar_t *string,
*wp++ = L'\f';
++rp;
break;
- case L'\\':
- *wp++ = L'\\';
- ++rp;
- break;
case L'0' ... L'7':
{
int number;
@@ -1147,7 +1147,13 @@ normalize_line (const char *fname, size_t line, iconv_t cd, wchar_t *string,
}
break;
default:
- /* Simply ignore the backslash character. */
+ if (*rp == escape_char)
+ {
+ *wp++ = escape_char;
+ ++rp;
+ }
+ else
+ /* Simply ignore the backslash character. */;
break;
}
}
@@ -1255,8 +1261,16 @@ read_old (struct catalog *catalog, const char *file_name)
static int
-open_conversion (const char *codeset, iconv_t *cd_towcp, iconv_t *cd_tombp)
+open_conversion (const char *codeset, iconv_t *cd_towcp, iconv_t *cd_tombp,
+ wchar_t *escape_charp)
{
+ char buf[2];
+ char *bufptr;
+ size_t bufsize;
+ wchar_t wbuf[2];
+ char *wbufptr;
+ size_t wbufsize;
+
/* If the input file does not specify the codeset use the locale's. */
if (codeset == NULL)
{
@@ -1277,5 +1291,30 @@ open_conversion (const char *codeset, iconv_t *cd_towcp, iconv_t *cd_tombp)
return 1;
}
+ /* One special case for historical reasons is the backslash
+ character. In some codesets the byte value 0x5c is not mapped to
+ U005c in Unicode. These charsets then don't have a backslash
+ character at all. Therefore we have to live with whatever the
+ codeset provides and recognize, instead of the U005c, the character
+ the byte value 0x5c is mapped to. */
+ buf[0] = '\\';
+ buf[1] = '\0';
+ bufptr = buf;
+ bufsize = 2;
+
+ wbufptr = (char *) wbuf;
+ wbufsize = sizeof (wbuf);
+
+ iconv (*cd_towcp, &bufptr, &bufsize, &wbufptr, &wbufsize);
+ if (bufsize != 0 || wbufsize != 0)
+ {
+ /* Something went wrong, we couldn't convert the byte 0x5c. Go
+ on with using U005c. */
+ error (0, 0, gettext ("cannot determine escape character"));
+ *escape_charp = L'\\';
+ }
+ else
+ *escape_charp = wbuf[0];
+
return 0;
}