fixed some build file flaws

lib/hawk-tre.h

@@ -0,0 +1,162 @@
+/*
+    Copyright (c) 2006-2020 Chung, Hyung-Hwan. All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+    1. Redistributions of source code must retain the above copyright
+       notice, this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+
+    THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
+    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+    OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+    IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+    NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+    THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _HAWK_TRE_H_
+#define _HAWK_TRE_H_
+
+#include <hawk-cmn.h>
+
+struct hawk_tre_t
+{
+	hawk_gem_t*       gem;
+	hawk_oow_t        re_nsub;  /* Number of parenthesized subexpressions. */
+	void*             value;	 /* For internal use only. */
+};
+
+typedef int hawk_tre_off_t;
+
+typedef struct hawk_tre_match_t hawk_tre_match_t;
+struct hawk_tre_match_t
+{
+	hawk_tre_off_t rm_so;
+	hawk_tre_off_t rm_eo;
+};
+
+enum hawk_tre_cflag_t
+{
+	HAWK_TRE_EXTENDED    = (1 << 0),
+	HAWK_TRE_IGNORECASE  = (1 << 1),
+	HAWK_TRE_NEWLINE     = (1 << 2),
+	HAWK_TRE_NOSUBREG    = (1 << 3),
+	HAWK_TRE_LITERAL     = (1 << 4),
+	HAWK_TRE_RIGHTASSOC  = (1 << 5),
+	HAWK_TRE_UNGREEDY    = (1 << 6),
+
+	/* Disable {n,m} occrrence specifier 
+	 * in the HAWK_TRE_EXTENDED mode.
+	 * it doesn't affect the BRE's \{\}. */
+	HAWK_TRE_NOBOUND     = (1 << 7),
+
+	/* Enable non-standard extensions:
+	 *  - Enable (?:text) for no submatch backreference.
+	 *  - Enable perl-like (?...) extensions like (?i) 
+	 *    if HAWK_TRE_EXTENDED is also set.
+	 */
+	HAWK_TRE_NONSTDEXT   = (1 << 8) 
+};
+
+enum hawk_tre_eflag_t
+{
+	HAWK_TRE_BACKTRACKING = (1 << 0),
+	HAWK_TRE_NOTBOL       = (1 << 1),
+	HAWK_TRE_NOTEOL       = (1 << 2)
+};
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+HAWK_EXPORT hawk_tre_t* hawk_tre_open (
+	hawk_gem_t* gem,
+	hawk_oow_t  xtnsize
+);
+
+HAWK_EXPORT void hawk_tre_close (
+	hawk_tre_t*  tre
+);
+
+HAWK_EXPORT int hawk_tre_init (
+	hawk_tre_t*  tre,
+	hawk_gem_t*  gem
+);
+
+HAWK_EXPORT void hawk_tre_fini (
+	hawk_tre_t* tre
+);
+
+#if defined(HAWK_HAVE_INLINE)
+static HAWK_INLINE void* hawk_tre_getxtn (hawk_tre_t* tre) { return (void*)(tre + 1); }
+#else
+#define hawk_tre_getxtn(tre) ((void*)((hawk_tre_t*)(tre) + 1))
+#endif
+
+HAWK_EXPORT int hawk_tre_compx (
+	hawk_tre_t*        tre,
+	const hawk_ooch_t* regex,
+	hawk_oow_t         n,
+	unsigned int*      nsubmat,
+	int                cflags
+);
+
+HAWK_EXPORT int hawk_tre_comp (
+	hawk_tre_t*        tre,
+	const hawk_ooch_t* regex,
+	unsigned int*      nsubmat,
+	int                cflags
+);
+
+HAWK_EXPORT int hawk_tre_execx (
+	hawk_tre_t*        tre,
+	const hawk_ooch_t* str,
+	hawk_oow_t         len,
+	hawk_tre_match_t*  pmatch,
+	hawk_oow_t         nmatch,
+	int                eflags,
+	hawk_gem_t*        errgem
+);
+
+HAWK_EXPORT int hawk_tre_exec (
+	hawk_tre_t*        tre,
+	const hawk_ooch_t* str,
+	hawk_tre_match_t*  pmatch,
+	hawk_oow_t         nmatch,
+	int                eflags,
+	hawk_gem_t*        errgem
+);
+
+HAWK_EXPORT int hawk_tre_execuchars (
+	hawk_tre_t*        tre,
+	const hawk_uch_t*  str,
+	hawk_oow_t         len,
+	hawk_tre_match_t*  pmatch,
+	hawk_oow_t         nmatch,
+	int                eflags,
+	hawk_gem_t*        errgem
+);
+
+HAWK_EXPORT int hawk_tre_execbchars (
+	hawk_tre_t*        tre,
+	const hawk_bch_t*  str,
+	hawk_oow_t         len,
+	hawk_tre_match_t*  pmatch,
+	hawk_oow_t         nmatch,
+	int                eflags,
+	hawk_gem_t*        errgem
+);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif