132 lines
3.1 KiB
C
132 lines
3.1 KiB
C
/*
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* $Id$
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*
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Copyright 2006-2009 Chung, Hyung-Hwan.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef _QSE_LIB_UTL_SED_H_
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#define _QSE_LIB_UTL_SED_H_
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#include <qse/utl/sed.h>
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#include <qse/cmn/str.h>
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typedef qse_int_t qse_sed_line_t;
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typedef struct qse_sed_a_t qse_sed_a_t; /* address */
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typedef struct qse_sed_l_t qse_sed_l_t; /* label */
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struct qse_sed_a_t
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{
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enum
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{
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QSE_SED_A_NONE, /* no address */
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QSE_SED_A_DOL, /* $ - last line */
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QSE_SED_A_LINE, /* specified line */
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QSE_SED_A_REX /* lines matching regular expression */
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} type;
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union
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{
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qse_sed_line_t line;
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void* rex;
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} u;
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};
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struct qse_sed_cmd_t
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{
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qse_sed_a_t a1; /* optional start address */
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qse_sed_a_t a2; /* optional end address */
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union
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{
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/* text for the a, i, c commands */
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qse_xstr_t text;
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/* file name for r, w, R, W */
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qse_xstr_t filename;
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/* translation set for the y command */
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qse_xstr_t transet;
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struct
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{
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qse_xstr_t label;
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qse_sed_cmd_t* target;
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} branch;
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void* rex;
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} u;
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qse_char_t* rhs; /* right-hand side of sustitution */
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enum
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{
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/* print current line number */
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QSE_SED_CMD_EQ = QSE_T('='),
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QSE_SED_CMD_Q = QSE_T('q'),
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QSE_SED_CMD_QQ = QSE_T('Q'),
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/* delete pattern space */
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QSE_SED_CMD_D = QSE_T('d'),
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QSE_SED_CMD_DD = QSE_T('D'),
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/* a \<\n> text - append text */
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QSE_SED_CMD_A = QSE_T('a'),
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/* i \<\n> text - insert text */
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QSE_SED_CMD_I = QSE_T('i'),
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/* c \<\n> text - change text */
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QSE_SED_CMD_C = QSE_T('c'),
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QSE_SED_CMD_H = QSE_T('h'),
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QSE_SED_CMD_HH = QSE_T('H'),
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QSE_SED_CMD_G = QSE_T('g'),
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QSE_SED_CMD_GG = QSE_T('G'),
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/* list out current line */
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QSE_SED_CMD_L = QSE_T('l'),
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QSE_SED_CMD_N = QSE_T('n'),
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QSE_SED_CMD_NN = QSE_T('N'),
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QSE_SED_CMD_P = QSE_T('p'),
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QSE_SED_CMD_PP = QSE_T('P'),
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/* exchange hold space and pattern space */
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QSE_SED_CMD_X = QSE_T('x'),
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/* branch */
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QSE_SED_CMD_B = QSE_T('b'),
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QSE_SED_CMD_T = QSE_T('t'),
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/* r filename - append a text from a file */
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QSE_SED_CMD_R = QSE_T('r'),
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/* R filename - append a line from a file */
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QSE_SED_CMD_RR = QSE_T('R'),
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/* w filename - write pattern space to a file */
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QSE_SED_CMD_W = QSE_T('w'),
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/* W filename - write first line of pattern space to a file */
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QSE_SED_CMD_WW = QSE_T('W'),
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/* s/regex/str/ - replace matching pattern with a new string */
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QSE_SED_CMD_S = QSE_T('s'),
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/* y/s/d/ - translate characters in s to characters in d */
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QSE_SED_CMD_Y = QSE_T('y')
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} type;
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/* TODO: change the data type to a shorter one to save space */
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int negfl;
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};
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#endif
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