From: K.Kosako <kosako@sofnec.co.jp>
Date: Thu, 28 Feb 2019 05:27:09 +0000 (+0900)
Subject: remove tabs
X-Git-Tag: v6.9.2_rc1~70
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2f9127761d943f33b19e570f24ae80a362cb0282;p=onig

remove tabs
---

diff --git a/src/big5.c b/src/big5.c
index f931ade..ff8bd3b 100644
--- a/src/big5.c
+++ b/src/big5.c
@@ -102,7 +102,7 @@ big5_mbc_case_fold(OnigCaseFoldType flag, const UChar** pp, const UChar* end,
 #if 0
 static int
 big5_is_mbc_ambiguous(OnigCaseFoldType flag,
-		      const UChar** pp, const UChar* end)
+                      const UChar** pp, const UChar* end)
 {
   return onigenc_mbn_is_mbc_ambiguous(ONIG_ENCODING_BIG5, flag, pp, end);
 }
@@ -148,8 +148,8 @@ big5_left_adjust_char_head(const UChar* start, const UChar* s)
   if (BIG5_ISMB_TRAIL(*p)) {
     while (p > start) {
       if (! BIG5_ISMB_FIRST(*--p)) {
-	p++;
-	break;
+        p++;
+        break;
       }
     }
   }
diff --git a/src/cp1251.c b/src/cp1251.c
index 7b19855..b4ce4d8 100644
--- a/src/cp1251.c
+++ b/src/cp1251.c
@@ -164,7 +164,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 cp1251_apply_all_case_fold(OnigCaseFoldType flag,
-			       OnigApplyAllCaseFoldFunc f, void* arg)
+                           OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
@@ -176,8 +176,8 @@ cp1251_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingCP1251 = {
diff --git a/src/euc_jp.c b/src/euc_jp.c
index c1ab89e..d17386d 100644
--- a/src/euc_jp.c
+++ b/src/euc_jp.c
@@ -157,7 +157,7 @@ code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   int len;
   const UChar* p = *pp;
@@ -269,7 +269,7 @@ is_code_ctype(OnigCodePoint code, unsigned int ctype)
 
 static int
 get_ctype_code_range(OnigCtype ctype, OnigCodePoint* sb_out,
-		     const OnigCodePoint* ranges[])
+                     const OnigCodePoint* ranges[])
 {
   if (ctype <= ONIGENC_MAX_STD_CTYPE) {
     return ONIG_NO_SUPPORT_CONFIG;
diff --git a/src/euc_kr.c b/src/euc_kr.c
index 9b62514..bb968b0 100644
--- a/src/euc_kr.c
+++ b/src/euc_kr.c
@@ -68,7 +68,7 @@ is_valid_mbc_string(const UChar* p, const UChar* end)
       p++;
       if (p >= end) return FALSE;
       if (*p < 0xa1 || *p == 0xff)
-	return FALSE;
+        return FALSE;
       p++;
     }
     else
@@ -101,7 +101,7 @@ euckr_mbc_case_fold(OnigCaseFoldType flag, const UChar** pp, const UChar* end,
 #if 0
 static int
 euckr_is_mbc_ambiguous(OnigCaseFoldType flag,
-		       const UChar** pp, const UChar* end)
+                       const UChar** pp, const UChar* end)
 {
   return onigenc_mbn_is_mbc_ambiguous(ONIG_ENCODING_EUC_KR, flag, pp, end);
 }
diff --git a/src/euc_tw.c b/src/euc_tw.c
index 7683336..c9acaf1 100644
--- a/src/euc_tw.c
+++ b/src/euc_tw.c
@@ -63,27 +63,27 @@ is_valid_mbc_string(const UChar* p, const UChar* end)
     }
     else if (*p < 0xa1) {
       if (*p == 0x8e) {
-	p++;
-	if (p >= end) return FALSE;
-	if (*p < 0xa1 || *p > 0xb0) return FALSE;
-	p++;
-	if (p >= end) return FALSE;
-	if (*p < 0xa1 || *p == 0xff)
-	  return FALSE;
-	p++;
-	if (p >= end) return FALSE;
-	if (*p < 0xa1 || *p == 0xff)
-	  return FALSE;
-	p++;
+        p++;
+        if (p >= end) return FALSE;
+        if (*p < 0xa1 || *p > 0xb0) return FALSE;
+        p++;
+        if (p >= end) return FALSE;
+        if (*p < 0xa1 || *p == 0xff)
+          return FALSE;
+        p++;
+        if (p >= end) return FALSE;
+        if (*p < 0xa1 || *p == 0xff)
+          return FALSE;
+        p++;
       }
       else
-	return FALSE;
+        return FALSE;
     }
     else if (*p < 0xff) {
       p++;
       if (p >= end) return FALSE;
       if (*p < 0xa1 || *p == 0xff)
-	return FALSE;
+        return FALSE;
       p++;
     }
     else
diff --git a/src/iso8859_1.c b/src/iso8859_1.c
index 0ce70a6..3b64942 100644
--- a/src/iso8859_1.c
+++ b/src/iso8859_1.c
@@ -103,7 +103,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
             sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -112,15 +112,15 @@ apply_all_case_fold(OnigCaseFoldType flag,
 
 static int
 get_case_fold_codes_by_str(OnigCaseFoldType flag ARG_UNUSED,
-			   const OnigUChar* p, const OnigUChar* end,
-			   OnigCaseFoldCodeItem items[])
+                           const OnigUChar* p, const OnigUChar* end,
+                           OnigCaseFoldCodeItem items[])
 {
   if (0x41 <= *p && *p <= 0x5a) {
     items[0].byte_len = 1;
     items[0].code_len = 1;
     items[0].code[0] = (OnigCodePoint )(*p + 0x20);
     if (*p == 0x53 && end > p + 1
-	&& (*(p+1) == 0x53 || *(p+1) == 0x73)) { /* SS */
+        && (*(p+1) == 0x53 || *(p+1) == 0x73)) { /* SS */
       items[1].byte_len = 2;
       items[1].code_len = 1;
       items[1].code[0] = (OnigCodePoint )0xdf;
@@ -134,7 +134,7 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag ARG_UNUSED,
     items[0].code_len = 1;
     items[0].code[0] = (OnigCodePoint )(*p - 0x20);
     if (*p == 0x73 && end > p + 1
-	&& (*(p+1) == 0x73 || *(p+1) == 0x53)) { /* ss */
+        && (*(p+1) == 0x73 || *(p+1) == 0x53)) { /* ss */
       items[1].byte_len = 2;
       items[1].code_len = 1;
       items[1].code[0] = (OnigCodePoint )0xdf;
@@ -200,7 +200,7 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag ARG_UNUSED,
 
 static int
 mbc_case_fold(OnigCaseFoldType flag, const UChar** pp,
-	      const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -218,8 +218,7 @@ mbc_case_fold(OnigCaseFoldType flag, const UChar** pp,
 
 #if 0
 static int
-is_mbc_ambiguous(OnigCaseFoldType flag,
-		 const UChar** pp, const UChar* end)
+is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end)
 {
   int v;
   const UChar* p = *pp;
diff --git a/src/iso8859_10.c b/src/iso8859_10.c
index 4a34b38..f5882bc 100644
--- a/src/iso8859_10.c
+++ b/src/iso8859_10.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_10_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -203,7 +203,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -215,8 +215,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_10 = {
diff --git a/src/iso8859_13.c b/src/iso8859_13.c
index 23a0265..0cf251c 100644
--- a/src/iso8859_13.c
+++ b/src/iso8859_13.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_13_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -192,7 +192,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -204,8 +204,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
    const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_13 = {
diff --git a/src/iso8859_14.c b/src/iso8859_14.c
index 7281e93..030e9f5 100644
--- a/src/iso8859_14.c
+++ b/src/iso8859_14.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_14_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -124,7 +124,7 @@ mbc_case_fold(OnigCaseFoldType flag,
 #if 0
 static int
 is_mbc_ambiguous(OnigCaseFoldType flag,
-		 const UChar** pp, const UChar* end)
+                 const UChar** pp, const UChar* end)
 {
   int v;
   const UChar* p = *pp;
@@ -205,7 +205,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -217,8 +217,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_14 = {
diff --git a/src/iso8859_15.c b/src/iso8859_15.c
index 3d9f571..859d727 100644
--- a/src/iso8859_15.c
+++ b/src/iso8859_15.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_15_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -123,8 +123,7 @@ mbc_case_fold(OnigCaseFoldType flag,
 
 #if 0
 static int
-is_mbc_ambiguous(OnigCaseFoldType flag,
-		 const UChar** pp, const UChar* end)
+is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end)
 {
   int v;
   const UChar* p = *pp;
@@ -199,7 +198,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -211,8 +210,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_15 = {
diff --git a/src/iso8859_16.c b/src/iso8859_16.c
index a6977dd..2614e56 100644
--- a/src/iso8859_16.c
+++ b/src/iso8859_16.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_16_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -201,7 +201,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -213,8 +213,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_16 = {
diff --git a/src/iso8859_2.c b/src/iso8859_2.c
index 4f994c4..ba030d5 100644
--- a/src/iso8859_2.c
+++ b/src/iso8859_2.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_2_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -190,7 +190,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
             sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -202,8 +202,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 static int
diff --git a/src/iso8859_3.c b/src/iso8859_3.c
index 944a7ae..f090d0b 100644
--- a/src/iso8859_3.c
+++ b/src/iso8859_3.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_3_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag, const UChar** pp,
-	      const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -199,7 +199,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -211,8 +211,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
    const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_3 = {
diff --git a/src/iso8859_4.c b/src/iso8859_4.c
index 3a7c210..57dc9fe 100644
--- a/src/iso8859_4.c
+++ b/src/iso8859_4.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_4_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -201,7 +201,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -213,8 +213,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_4 = {
diff --git a/src/iso8859_5.c b/src/iso8859_5.c
index 0a8b7ec..a090d25 100644
--- a/src/iso8859_5.c
+++ b/src/iso8859_5.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_5_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -189,7 +189,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
@@ -198,12 +198,12 @@ apply_all_case_fold(OnigCaseFoldType flag,
 
 static int
 get_case_fold_codes_by_str(OnigCaseFoldType flag,
-			   const OnigUChar* p, const OnigUChar* end,
-			   OnigCaseFoldCodeItem items[])
+                           const OnigUChar* p, const OnigUChar* end,
+                           OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_5 = {
diff --git a/src/iso8859_7.c b/src/iso8859_7.c
index 0877b6f..8c88351 100644
--- a/src/iso8859_7.c
+++ b/src/iso8859_7.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_7_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -116,8 +116,7 @@ mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
 
 #if 0
 static int
-is_mbc_ambiguous(OnigCaseFoldType flag,
-		 const UChar** pp, const UChar* end)
+is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end)
 {
   int v;
   const UChar* p = *pp;
@@ -185,7 +184,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
@@ -197,8 +196,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
    const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
+                 flag, p, end, items);
 }
 
 
diff --git a/src/iso8859_9.c b/src/iso8859_9.c
index 8819f4a..1d291d5 100644
--- a/src/iso8859_9.c
+++ b/src/iso8859_9.c
@@ -105,7 +105,7 @@ static const unsigned short EncISO_8859_9_CtypeTable[256] = {
 
 static int
 mbc_case_fold(OnigCaseFoldType flag,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -192,7 +192,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 apply_all_case_fold(OnigCaseFoldType flag,
-		    OnigApplyAllCaseFoldFunc f, void* arg)
+                    OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
@@ -204,8 +204,8 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 1,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingISO_8859_9 = {
diff --git a/src/koi8.c b/src/koi8.c
index 7ce965f..94c95a0 100644
--- a/src/koi8.c
+++ b/src/koi8.c
@@ -106,7 +106,7 @@ static const unsigned short EncKOI8_CtypeTable[256] = {
 
 static int
 koi8_mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
-	   const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+                   const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -214,7 +214,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 koi8_apply_all_case_fold(OnigCaseFoldType flag,
-			 OnigApplyAllCaseFoldFunc f, void* arg)
+                         OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
@@ -226,8 +226,8 @@ koi8_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingKOI8 = {
diff --git a/src/koi8_r.c b/src/koi8_r.c
index 5994ebe..1284f7f 100644
--- a/src/koi8_r.c
+++ b/src/koi8_r.c
@@ -176,7 +176,7 @@ static const OnigPairCaseFoldCodes CaseFoldMap[] = {
 
 static int
 koi8_r_apply_all_case_fold(OnigCaseFoldType flag,
-			       OnigApplyAllCaseFoldFunc f, void* arg)
+                           OnigApplyAllCaseFoldFunc f, void* arg)
 {
   return onigenc_apply_all_case_fold_with_map(
              sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
@@ -188,8 +188,8 @@ koi8_r_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_get_case_fold_codes_by_str_with_map(
-	     sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
-	     flag, p, end, items);
+                 sizeof(CaseFoldMap)/sizeof(OnigPairCaseFoldCodes), CaseFoldMap, 0,
+                 flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingKOI8_R = {
diff --git a/src/sjis.c b/src/sjis.c
index aaf4cb8..4f90b72 100644
--- a/src/sjis.c
+++ b/src/sjis.c
@@ -85,11 +85,11 @@ is_valid_mbc_string(const UChar* p, const UChar* end)
     }
     else if (*p < 0xa1) {
       if (*p == 0xa0 || *p == 0x80)
-	return FALSE;
+        return FALSE;
       p++;
       if (p >= end) return FALSE;
       if (*p < 0x40 || *p > 0xfc || *p == 0x7f)
-	return FALSE;
+        return FALSE;
       p++;
     }
     else if (*p < 0xe0) {
@@ -99,7 +99,7 @@ is_valid_mbc_string(const UChar* p, const UChar* end)
       p++;
       if (p >= end) return FALSE;
       if (*p < 0x40 || *p > 0xfc || *p == 0x7f)
-	return FALSE;
+        return FALSE;
       p++;
     }
     else
@@ -158,7 +158,7 @@ code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
-	      const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
+              const UChar** pp, const UChar* end ARG_UNUSED, UChar* lower)
 {
   const UChar* p = *pp;
 
@@ -181,8 +181,7 @@ mbc_case_fold(OnigCaseFoldType flag ARG_UNUSED,
 
 #if 0
 static int
-is_mbc_ambiguous(OnigCaseFoldType flag,
-		 const UChar** pp, const UChar* end)
+is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end)
 {
   return onigenc_mbn_is_mbc_ambiguous(ONIG_ENCODING_SJIS, flag, pp, end);
 
@@ -217,8 +216,8 @@ left_adjust_char_head(const UChar* start, const UChar* s)
   if (SJIS_ISMB_TRAIL(*p)) {
     while (p > start) {
       if (! SJIS_ISMB_FIRST(*--p)) {
-	p++;
-	break;
+        p++;
+        break;
       }
     }
   }
@@ -281,7 +280,7 @@ is_code_ctype(OnigCodePoint code, unsigned int ctype)
       return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
     else {
       if (CTYPE_IS_WORD_GRAPH_PRINT(ctype)) {
-	return (code_to_mbclen(code) > 1 ? TRUE : FALSE);
+        return (code_to_mbclen(code) > 1 ? TRUE : FALSE);
       }
     }
   }
@@ -298,7 +297,7 @@ is_code_ctype(OnigCodePoint code, unsigned int ctype)
 
 static int
 get_ctype_code_range(OnigCtype ctype, OnigCodePoint* sb_out,
-		     const OnigCodePoint* ranges[])
+                     const OnigCodePoint* ranges[])
 {
   if (ctype <= ONIGENC_MAX_STD_CTYPE) {
     return ONIG_NO_SUPPORT_CONFIG;
diff --git a/src/utf16_be.c b/src/utf16_be.c
index a812a32..22bf74d 100644
--- a/src/utf16_be.c
+++ b/src/utf16_be.c
@@ -174,7 +174,7 @@ utf16be_code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 utf16be_mbc_case_fold(OnigCaseFoldType flag,
-		      const UChar** pp, const UChar* end, UChar* fold)
+                      const UChar** pp, const UChar* end, UChar* fold)
 {
   const UChar* p = *pp;
 
@@ -198,7 +198,7 @@ utf16be_mbc_case_fold(OnigCaseFoldType flag,
   }
   else
     return onigenc_unicode_mbc_case_fold(ONIG_ENCODING_UTF16_BE, flag,
-					 pp, end, fold);
+                                         pp, end, fold);
 }
 
 #if 0
@@ -218,8 +218,7 @@ utf16be_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* e
     }
 
     c = *p;
-    v = ONIGENC_IS_UNICODE_ISO_8859_1_BIT_CTYPE(c,
-		(BIT_CTYPE_UPPER | BIT_CTYPE_LOWER));
+    v = ONIGENC_IS_UNICODE_ISO_8859_1_BIT_CTYPE(c, (BIT_CTYPE_UPPER | BIT_CTYPE_LOWER));
 
     if ((v | BIT_CTYPE_LOWER) != 0) {
       /* 0xaa, 0xb5, 0xba are lower case letter, but can't convert. */
@@ -255,7 +254,7 @@ utf16be_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_unicode_get_case_fold_codes_by_str(ONIG_ENCODING_UTF16_BE,
-						    flag, p, end, items);
+                                                    flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingUTF16_BE = {
diff --git a/src/utf16_le.c b/src/utf16_le.c
index da9571f..4b231c6 100644
--- a/src/utf16_le.c
+++ b/src/utf16_le.c
@@ -184,7 +184,7 @@ utf16le_code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 utf16le_mbc_case_fold(OnigCaseFoldType flag,
-		      const UChar** pp, const UChar* end, UChar* fold)
+                      const UChar** pp, const UChar* end, UChar* fold)
 {
   const UChar* p = *pp;
 
@@ -207,13 +207,13 @@ utf16le_mbc_case_fold(OnigCaseFoldType flag,
   }
   else
     return onigenc_unicode_mbc_case_fold(ONIG_ENCODING_UTF16_LE, flag, pp, end,
-					 fold);
+                                         fold);
 }
 
 #if 0
 static int
 utf16le_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp,
-			 const UChar* end)
+                         const UChar* end)
 {
   const UChar* p = *pp;
 
@@ -263,7 +263,7 @@ utf16le_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_unicode_get_case_fold_codes_by_str(ONIG_ENCODING_UTF16_LE,
-						    flag, p, end, items);
+                                                    flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingUTF16_LE = {
diff --git a/src/utf32_be.c b/src/utf32_be.c
index 9339b15..dd17d3b 100644
--- a/src/utf32_be.c
+++ b/src/utf32_be.c
@@ -90,7 +90,7 @@ utf32be_code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 utf32be_mbc_case_fold(OnigCaseFoldType flag,
-		      const UChar** pp, const UChar* end, UChar* fold)
+                      const UChar** pp, const UChar* end, UChar* fold)
 {
   const UChar* p = *pp;
 
@@ -116,7 +116,7 @@ utf32be_mbc_case_fold(OnigCaseFoldType flag,
   }
   else
     return onigenc_unicode_mbc_case_fold(ONIG_ENCODING_UTF32_BE, flag, pp, end,
-					 fold);
+                                         fold);
 }
 
 #if 0
@@ -168,7 +168,7 @@ utf32be_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_unicode_get_case_fold_codes_by_str(ONIG_ENCODING_UTF32_BE,
-						    flag, p, end, items);
+                                                    flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingUTF32_BE = {
diff --git a/src/utf32_le.c b/src/utf32_le.c
index 22e007c..d9fe3c6 100644
--- a/src/utf32_le.c
+++ b/src/utf32_le.c
@@ -90,7 +90,7 @@ utf32le_code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 utf32le_mbc_case_fold(OnigCaseFoldType flag,
-		      const UChar** pp, const UChar* end, UChar* fold)
+                      const UChar** pp, const UChar* end, UChar* fold)
 {
   const UChar* p = *pp;
 
@@ -168,7 +168,7 @@ utf32le_get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_unicode_get_case_fold_codes_by_str(ONIG_ENCODING_UTF32_LE,
-						    flag, p, end, items);
+                                                    flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingUTF32_LE = {
diff --git a/src/utf8.c b/src/utf8.c
index 4d1f9ec..110906a 100644
--- a/src/utf8.c
+++ b/src/utf8.c
@@ -78,11 +78,11 @@ is_valid_mbc_string(const UChar* p, const UChar* end)
     len = mbc_enc_len(p++);
     if (len > 1) {
       for (i = 1; i < len; i++) {
-	if (p == end)
-	  return FALSE;
+        if (p == end)
+          return FALSE;
 
-	if (! utf8_istail(*p++))
-	  return FALSE;
+        if (! utf8_istail(*p++))
+          return FALSE;
       }
     }
   }
@@ -222,7 +222,7 @@ code_to_mbc(OnigCodePoint code, UChar *buf)
 
 static int
 mbc_case_fold(OnigCaseFoldType flag, const UChar** pp,
-	      const UChar* end, UChar* fold)
+              const UChar* end, UChar* fold)
 {
   const UChar* p = *pp;
 
@@ -244,13 +244,13 @@ mbc_case_fold(OnigCaseFoldType flag, const UChar** pp,
   }
   else {
     return onigenc_unicode_mbc_case_fold(ONIG_ENCODING_UTF8, flag,
-					 pp, end, fold);
+                                         pp, end, fold);
   }
 }
 
 static int
 get_ctype_code_range(OnigCtype ctype, OnigCodePoint *sb_out,
-		     const OnigCodePoint* ranges[])
+                     const OnigCodePoint* ranges[])
 {
   *sb_out = 0x80;
   return onigenc_unicode_ctype_code_range(ctype, ranges);
@@ -274,7 +274,7 @@ get_case_fold_codes_by_str(OnigCaseFoldType flag,
     const OnigUChar* p, const OnigUChar* end, OnigCaseFoldCodeItem items[])
 {
   return onigenc_unicode_get_case_fold_codes_by_str(ONIG_ENCODING_UTF8,
-						    flag, p, end, items);
+                                                    flag, p, end, items);
 }
 
 OnigEncodingType OnigEncodingUTF8 = {