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-rw-r--r--iconvdata/ansi_x3.110.c1
-rw-r--r--iconvdata/armscii-8.c1
-rw-r--r--iconvdata/big5.c1
-rw-r--r--iconvdata/big5hkscs.c1
-rw-r--r--iconvdata/cp1255.c1
-rw-r--r--iconvdata/cp1258.c1
-rw-r--r--iconvdata/cp932.c1
-rw-r--r--iconvdata/euc-cn.c1
-rw-r--r--iconvdata/euc-jisx0213.c1
-rw-r--r--iconvdata/euc-jp-ms.c1
-rw-r--r--iconvdata/euc-jp.c1
-rw-r--r--iconvdata/euc-kr.c1
-rw-r--r--iconvdata/euc-tw.c1
-rw-r--r--iconvdata/gb18030.c1
-rw-r--r--iconvdata/gbbig5.c1
-rw-r--r--iconvdata/gbgbk.c1
-rw-r--r--iconvdata/gbk.c1
-rw-r--r--iconvdata/ibm1364.c1
-rw-r--r--iconvdata/ibm930.c1
-rw-r--r--iconvdata/ibm932.c1
-rw-r--r--iconvdata/ibm933.c1
-rw-r--r--iconvdata/ibm935.c1
-rw-r--r--iconvdata/ibm937.c1
-rw-r--r--iconvdata/ibm939.c1
-rw-r--r--iconvdata/ibm943.c1
-rw-r--r--iconvdata/iso-2022-cn-ext.c1
-rw-r--r--iconvdata/iso-2022-cn.c1
-rw-r--r--iconvdata/iso-2022-jp-3.c1
-rw-r--r--iconvdata/iso-2022-jp.c1
-rw-r--r--iconvdata/iso-2022-kr.c1
-rw-r--r--iconvdata/iso646.c2
-rw-r--r--iconvdata/iso8859-1.c1
-rw-r--r--iconvdata/iso_11548-1.c1
-rw-r--r--iconvdata/iso_6937-2.c1
-rw-r--r--iconvdata/iso_6937.c1
-rw-r--r--iconvdata/johab.c1
-rw-r--r--iconvdata/shift_jisx0213.c1
-rw-r--r--iconvdata/sjis.c1
-rw-r--r--iconvdata/t.61.c1
-rw-r--r--iconvdata/tcvn5712-1.c1
-rw-r--r--iconvdata/tscii.c1
-rw-r--r--iconvdata/uhc.c1
-rw-r--r--iconvdata/unicode.c1
-rw-r--r--iconvdata/utf-16.c1
-rw-r--r--iconvdata/utf-32.c1
-rw-r--r--iconvdata/utf-7.c1
46 files changed, 47 insertions, 0 deletions
diff --git a/iconvdata/ansi_x3.110.c b/iconvdata/ansi_x3.110.c
index 9b67e62..d602dfa 100644
--- a/iconvdata/ansi_x3.110.c
+++ b/iconvdata/ansi_x3.110.c
@@ -390,6 +390,7 @@ static const char from_ucs4[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from ANSI_X3.110 to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/armscii-8.c b/iconvdata/armscii-8.c
index 8ad4dc4..845e1e6 100644
--- a/iconvdata/armscii-8.c
+++ b/iconvdata/armscii-8.c
@@ -28,6 +28,7 @@
#define DEFINE_FINI 1
#define MIN_NEEDED_FROM 1
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
static const uint16_t map_from_armscii_8[0xfe - 0xa2 + 1] =
diff --git a/iconvdata/big5.c b/iconvdata/big5.c
index 4c8df8e..ee3dede 100644
--- a/iconvdata/big5.c
+++ b/iconvdata/big5.c
@@ -8383,6 +8383,7 @@ static const char from_ucs4_tab15[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from Big5 to UCS4. */
diff --git a/iconvdata/big5hkscs.c b/iconvdata/big5hkscs.c
index 6084bd8..5dce195 100644
--- a/iconvdata/big5hkscs.c
+++ b/iconvdata/big5hkscs.c
@@ -17738,6 +17738,7 @@ static struct
#define TO_LOOP to_big5hkscs
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/cp1255.c b/iconvdata/cp1255.c
index 3106d20..1fab525 100644
--- a/iconvdata/cp1255.c
+++ b/iconvdata/cp1255.c
@@ -30,6 +30,7 @@
#define TO_LOOP to_cp1255
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 1
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/cp1258.c b/iconvdata/cp1258.c
index 6dc13b2..5153eea 100644
--- a/iconvdata/cp1258.c
+++ b/iconvdata/cp1258.c
@@ -31,6 +31,7 @@
#define TO_LOOP to_cp1258
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 1
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/cp932.c b/iconvdata/cp932.c
index c467aaa..a358eda 100644
--- a/iconvdata/cp932.c
+++ b/iconvdata/cp932.c
@@ -4534,6 +4534,7 @@ static const char from_ucs4_extra[229][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from CP932 to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/euc-cn.c b/iconvdata/euc-cn.c
index 246ef5d..0d625b4 100644
--- a/iconvdata/euc-cn.c
+++ b/iconvdata/euc-cn.c
@@ -30,6 +30,7 @@
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from EUC-CN to UCS4. */
diff --git a/iconvdata/euc-jisx0213.c b/iconvdata/euc-jisx0213.c
index ff4e46f..a3697f8 100644
--- a/iconvdata/euc-jisx0213.c
+++ b/iconvdata/euc-jisx0213.c
@@ -43,6 +43,7 @@
#define TO_LOOP to_euc_jisx0213
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 3
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/euc-jp-ms.c b/iconvdata/euc-jp-ms.c
index 854e301..8aed520 100644
--- a/iconvdata/euc-jp-ms.c
+++ b/iconvdata/euc-jp-ms.c
@@ -4641,6 +4641,7 @@ static const unsigned char from_ucs4_extra[229][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 3
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from EUC-JP-MS to UCS4. */
diff --git a/iconvdata/euc-jp.c b/iconvdata/euc-jp.c
index a7f2ae3..7689250 100644
--- a/iconvdata/euc-jp.c
+++ b/iconvdata/euc-jp.c
@@ -33,6 +33,7 @@
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 3
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from EUC-JP to UCS4. */
diff --git a/iconvdata/euc-kr.c b/iconvdata/euc-kr.c
index f14d989..3b13c2e 100644
--- a/iconvdata/euc-kr.c
+++ b/iconvdata/euc-kr.c
@@ -66,6 +66,7 @@ euckr_from_ucs4 (uint32_t ch, unsigned char *cp)
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from EUC-KR to UCS4. */
diff --git a/iconvdata/euc-tw.c b/iconvdata/euc-tw.c
index 58ad6f1..153e3a0 100644
--- a/iconvdata/euc-tw.c
+++ b/iconvdata/euc-tw.c
@@ -31,6 +31,7 @@
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 4
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from EUC-TW to UCS4. */
diff --git a/iconvdata/gb18030.c b/iconvdata/gb18030.c
index 4eaa8b5..f12c451 100644
--- a/iconvdata/gb18030.c
+++ b/iconvdata/gb18030.c
@@ -24107,6 +24107,7 @@ static const unsigned char __ucs_to_gb18030_tab2[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 4
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from GB18030 to UCS4. */
diff --git a/iconvdata/gbbig5.c b/iconvdata/gbbig5.c
index 1eb1067..ddaa468 100644
--- a/iconvdata/gbbig5.c
+++ b/iconvdata/gbbig5.c
@@ -4784,6 +4784,7 @@ const char __from_big5_to_gb2312 [13973][2] =
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 1
#define MAX_NEEDED_TO 2
+#define ONE_DIRECTION 0
/* First define the conversion function from GB2312 to BIG5. */
diff --git a/iconvdata/gbgbk.c b/iconvdata/gbgbk.c
index 88f9cd9..620c39d 100644
--- a/iconvdata/gbgbk.c
+++ b/iconvdata/gbgbk.c
@@ -32,6 +32,7 @@
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 1
#define MAX_NEEDED_TO 2
+#define ONE_DIRECTION 0
/* First define the conversion function from GBK to GB2312. */
diff --git a/iconvdata/gbk.c b/iconvdata/gbk.c
index 05d7eb8..b1a7719 100644
--- a/iconvdata/gbk.c
+++ b/iconvdata/gbk.c
@@ -13130,6 +13130,7 @@ static const char __gbk_from_ucs4_tab12[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from GBK to UCS4. */
diff --git a/iconvdata/ibm1364.c b/iconvdata/ibm1364.c
index 9de32c5..0b5484f 100644
--- a/iconvdata/ibm1364.c
+++ b/iconvdata/ibm1364.c
@@ -55,6 +55,7 @@
#else
# define MAX_NEEDED_TO 4
#endif
+#define ONE_DIRECTION 0
#define PREPARE_LOOP \
int save_curcs; \
int *curcsp = &data->__statep->__count;
diff --git a/iconvdata/ibm930.c b/iconvdata/ibm930.c
index 1c50f1f..768a444 100644
--- a/iconvdata/ibm930.c
+++ b/iconvdata/ibm930.c
@@ -31,6 +31,7 @@
#define CHARSET_NAME "IBM930//"
#define FROM_LOOP from_ibm930
#define TO_LOOP to_ibm930
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/ibm932.c b/iconvdata/ibm932.c
index cd43619..f5dca59 100644
--- a/iconvdata/ibm932.c
+++ b/iconvdata/ibm932.c
@@ -29,6 +29,7 @@
#define CHARSET_NAME "IBM932//"
#define FROM_LOOP from_ibm932
#define TO_LOOP to_ibm932
+#define ONE_DIRECTION 0
/* Definitions of initialization and destructor function. */
#define DEFINE_INIT 1
diff --git a/iconvdata/ibm933.c b/iconvdata/ibm933.c
index 149902b..f46dfb5 100644
--- a/iconvdata/ibm933.c
+++ b/iconvdata/ibm933.c
@@ -31,6 +31,7 @@
#define CHARSET_NAME "IBM933//"
#define FROM_LOOP from_ibm933
#define TO_LOOP to_ibm933
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/ibm935.c b/iconvdata/ibm935.c
index 9a7a862e..a8e4e6c 100644
--- a/iconvdata/ibm935.c
+++ b/iconvdata/ibm935.c
@@ -31,6 +31,7 @@
#define CHARSET_NAME "IBM935//"
#define FROM_LOOP from_ibm935
#define TO_LOOP to_ibm935
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/ibm937.c b/iconvdata/ibm937.c
index 5a4ab92..239be61 100644
--- a/iconvdata/ibm937.c
+++ b/iconvdata/ibm937.c
@@ -31,6 +31,7 @@
#define CHARSET_NAME "IBM937//"
#define FROM_LOOP from_ibm937
#define TO_LOOP to_ibm937
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/ibm939.c b/iconvdata/ibm939.c
index b507928..5d0db36 100644
--- a/iconvdata/ibm939.c
+++ b/iconvdata/ibm939.c
@@ -31,6 +31,7 @@
#define CHARSET_NAME "IBM939//"
#define FROM_LOOP from_ibm939
#define TO_LOOP to_ibm939
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/ibm943.c b/iconvdata/ibm943.c
index 0ca3327..be0c14f 100644
--- a/iconvdata/ibm943.c
+++ b/iconvdata/ibm943.c
@@ -29,6 +29,7 @@
#define CHARSET_NAME "IBM943//"
#define FROM_LOOP from_ibm943
#define TO_LOOP to_ibm943
+#define ONE_DIRECTION 0
/* Definitions of initialization and destructor function. */
#define DEFINE_INIT 1
diff --git a/iconvdata/iso-2022-cn-ext.c b/iconvdata/iso-2022-cn-ext.c
index 147f869..e922246 100644
--- a/iconvdata/iso-2022-cn-ext.c
+++ b/iconvdata/iso-2022-cn-ext.c
@@ -47,6 +47,7 @@
#define CHARSET_NAME "ISO-2022-CN-EXT//"
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP from_iso2022cn_ext_loop
#define TO_LOOP to_iso2022cn_ext_loop
#define FROM_LOOP_MIN_NEEDED_FROM 1
diff --git a/iconvdata/iso-2022-cn.c b/iconvdata/iso-2022-cn.c
index a282806..5434ef4 100644
--- a/iconvdata/iso-2022-cn.c
+++ b/iconvdata/iso-2022-cn.c
@@ -44,6 +44,7 @@
#define DEFINE_FINI 1
#define FROM_LOOP from_iso2022cn_loop
#define TO_LOOP to_iso2022cn_loop
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 4
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/iso-2022-jp-3.c b/iconvdata/iso-2022-jp-3.c
index b676aa1..4b4ea01 100644
--- a/iconvdata/iso-2022-jp-3.c
+++ b/iconvdata/iso-2022-jp-3.c
@@ -37,6 +37,7 @@
#define TO_LOOP to_iso2022jp3_loop
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 4
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/iso-2022-jp.c b/iconvdata/iso-2022-jp.c
index 3428c32..8381c30 100644
--- a/iconvdata/iso-2022-jp.c
+++ b/iconvdata/iso-2022-jp.c
@@ -48,6 +48,7 @@ struct gap
/* Definitions used in the body of the `gconv' function. */
#define FROM_LOOP from_iso2022jp_loop
#define TO_LOOP to_iso2022jp_loop
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 4
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/iso-2022-kr.c b/iconvdata/iso-2022-kr.c
index 14080c1..c1babc8 100644
--- a/iconvdata/iso-2022-kr.c
+++ b/iconvdata/iso-2022-kr.c
@@ -42,6 +42,7 @@
#define MAX_NEEDED_FROM 4
#define MIN_NEEDED_TO 4
#define MAX_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define PREPARE_LOOP \
int save_set; \
int *setp = &data->__statep->__count; \
diff --git a/iconvdata/iso646.c b/iconvdata/iso646.c
index b450fcc..5a0402e 100644
--- a/iconvdata/iso646.c
+++ b/iconvdata/iso646.c
@@ -43,6 +43,8 @@
#define DEFINE_FINI 0
#define MIN_NEEDED_FROM 1
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
+
#define FROM_DIRECTION (dir == from_iso646)
#define PREPARE_LOOP \
enum direction dir = ((struct iso646_data *) step->__data)->dir; \
diff --git a/iconvdata/iso8859-1.c b/iconvdata/iso8859-1.c
index 6610cae..a01a1d6 100644
--- a/iconvdata/iso8859-1.c
+++ b/iconvdata/iso8859-1.c
@@ -28,6 +28,7 @@
#define DEFINE_FINI 1
#define MIN_NEEDED_FROM 1
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from ISO 8859-1 to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/iso_11548-1.c b/iconvdata/iso_11548-1.c
index 37f55c0..6913827 100644
--- a/iconvdata/iso_11548-1.c
+++ b/iconvdata/iso_11548-1.c
@@ -29,6 +29,7 @@
#define DEFINE_FINI 1
#define MIN_NEEDED_FROM 1
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define BRAILLE_UCS_BASE 0x2800
diff --git a/iconvdata/iso_6937-2.c b/iconvdata/iso_6937-2.c
index 03f0873..8aba77d 100644
--- a/iconvdata/iso_6937-2.c
+++ b/iconvdata/iso_6937-2.c
@@ -380,6 +380,7 @@ static const char from_ucs4[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from ISO 6937-2 to UCS4. */
diff --git a/iconvdata/iso_6937.c b/iconvdata/iso_6937.c
index 71a829a..f7bbcf0 100644
--- a/iconvdata/iso_6937.c
+++ b/iconvdata/iso_6937.c
@@ -380,6 +380,7 @@ static const char from_ucs4[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from ISO 6937 to UCS4. */
diff --git a/iconvdata/johab.c b/iconvdata/johab.c
index 07d6b6d..5b5f042 100644
--- a/iconvdata/johab.c
+++ b/iconvdata/johab.c
@@ -150,6 +150,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2)
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from JOHAB to UCS4. */
diff --git a/iconvdata/shift_jisx0213.c b/iconvdata/shift_jisx0213.c
index a6c19ac..26d7eae 100644
--- a/iconvdata/shift_jisx0213.c
+++ b/iconvdata/shift_jisx0213.c
@@ -43,6 +43,7 @@
#define TO_LOOP to_shift_jisx0213
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/sjis.c b/iconvdata/sjis.c
index b0eacd1..2590b33 100644
--- a/iconvdata/sjis.c
+++ b/iconvdata/sjis.c
@@ -4320,6 +4320,7 @@ static const char from_ucs4_extra[0x100][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from SJIS to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/t.61.c b/iconvdata/t.61.c
index e20ff86..e082b50 100644
--- a/iconvdata/t.61.c
+++ b/iconvdata/t.61.c
@@ -373,6 +373,7 @@ static const char from_ucs4[][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from T.61 to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/tcvn5712-1.c b/iconvdata/tcvn5712-1.c
index 21e1d45..5edc653 100644
--- a/iconvdata/tcvn5712-1.c
+++ b/iconvdata/tcvn5712-1.c
@@ -29,6 +29,7 @@
#define TO_LOOP to_tcvn5712_1
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 1
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/tscii.c b/iconvdata/tscii.c
index 8b98a0e..644cb96 100644
--- a/iconvdata/tscii.c
+++ b/iconvdata/tscii.c
@@ -38,6 +38,7 @@
#define TO_LOOP to_tscii
#define DEFINE_INIT 1
#define DEFINE_FINI 1
+#define ONE_DIRECTION 0
#define FROM_LOOP_MIN_NEEDED_FROM 1
#define FROM_LOOP_MAX_NEEDED_FROM 2
#define FROM_LOOP_MIN_NEEDED_TO 4
diff --git a/iconvdata/uhc.c b/iconvdata/uhc.c
index 318c349..629f2d6 100644
--- a/iconvdata/uhc.c
+++ b/iconvdata/uhc.c
@@ -3044,6 +3044,7 @@ static const char uhc_hangul_from_ucs[11172][2] =
#define MIN_NEEDED_FROM 1
#define MAX_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
/* First define the conversion function from UHC to UCS4. */
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
diff --git a/iconvdata/unicode.c b/iconvdata/unicode.c
index ed74582..8f9db61 100644
--- a/iconvdata/unicode.c
+++ b/iconvdata/unicode.c
@@ -38,6 +38,7 @@
#define DEFINE_FINI 0
#define MIN_NEEDED_FROM 2
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define FROM_DIRECTION (dir == from_unicode)
#define PREPARE_LOOP \
enum direction dir = ((struct unicode_data *) step->__data)->dir; \
diff --git a/iconvdata/utf-16.c b/iconvdata/utf-16.c
index 48edfa3..31c2d6e 100644
--- a/iconvdata/utf-16.c
+++ b/iconvdata/utf-16.c
@@ -39,6 +39,7 @@
#define MIN_NEEDED_FROM 2
#define MAX_NEEDED_FROM 4
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define FROM_DIRECTION (dir == from_utf16)
#define PREPARE_LOOP \
enum direction dir = ((struct utf16_data *) step->__data)->dir; \
diff --git a/iconvdata/utf-32.c b/iconvdata/utf-32.c
index 7705d47..e3e4243 100644
--- a/iconvdata/utf-32.c
+++ b/iconvdata/utf-32.c
@@ -37,6 +37,7 @@
#define DEFINE_FINI 0
#define MIN_NEEDED_FROM 4
#define MIN_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define FROM_DIRECTION (dir == from_utf32)
#define PREPARE_LOOP \
enum direction dir = ((struct utf32_data *) step->__data)->dir; \
diff --git a/iconvdata/utf-7.c b/iconvdata/utf-7.c
index 99c255e..637d85c 100644
--- a/iconvdata/utf-7.c
+++ b/iconvdata/utf-7.c
@@ -120,6 +120,7 @@ base64 (unsigned int i)
#define MAX_NEEDED_FROM 6
#define MIN_NEEDED_TO 4
#define MAX_NEEDED_TO 4
+#define ONE_DIRECTION 0
#define PREPARE_LOOP \
mbstate_t saved_state; \
mbstate_t *statep = data->__statep;