368 lines
6.7 KiB
C
368 lines
6.7 KiB
C
/* $Id: func.c,v 1.4 2001/11/24 02:01:26 ukai Exp $ */
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/*
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* w3m func.c
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*/
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#include <stdio.h>
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#include "fm.h"
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#include "func.h"
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#include "myctype.h"
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#include "funcname.c"
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int w3mNFuncList = 0;
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KeyList w3mKeyList = {
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NULL, 0, 0
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};
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void
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initKeymap(void)
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{
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FILE *kf;
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Str line;
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char *p, *s, *emsg;
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int c;
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int f;
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int lineno;
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int verbose = 1;
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extern int str_to_bool(char *value, int old);
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if (!w3mNFuncList)
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w3mNFuncList = countFuncList(w3mFuncList);
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if ((kf = fopen(rcFile(KEYMAP_FILE), "rt")) == NULL)
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return;
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lineno = 0;
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while (!feof(kf)) {
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line = Strfgets(kf);
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lineno++;
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Strchop(line);
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Strremovefirstspaces(line);
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if (line->length == 0)
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continue;
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p = line->ptr;
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s = getWord(&p);
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if (*s == '#') /* comment */
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continue;
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if (!strcmp(s, "keymap")) ;
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else if (!strcmp(s, "verbose")) {
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s = getWord(&p);
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if (*s)
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verbose = str_to_bool(s, verbose);
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continue;
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}
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else { /* error */
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emsg = Sprintf("line %d: syntax error '%s'", lineno, s)->ptr;
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record_err_message(emsg);
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if (verbose)
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disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE);
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continue;
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}
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s = getQWord(&p);
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c = getKey(s);
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if (c < 0) { /* error */
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emsg = Sprintf("line %d: unknown key '%s'", lineno, s)->ptr;
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record_err_message(emsg);
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if (verbose)
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disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE);
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continue;
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}
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s = getWord(&p);
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f = getFuncList(s, w3mFuncList, w3mNFuncList);
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if (f < 0) {
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emsg = Sprintf("line %d: invalid command '%s'", lineno, s)->ptr;
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record_err_message(emsg);
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if (verbose)
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disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE);
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continue;
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}
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if (c & K_ESCD)
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EscDKeymap[c ^ K_ESCD] = f;
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else if (c & K_ESCB)
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EscBKeymap[c ^ K_ESCB] = f;
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else if (c & K_ESC)
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EscKeymap[c ^ K_ESC] = f;
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else
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GlobalKeymap[c] = f;
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s = getQWord(&p);
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addKeyList(&w3mKeyList, c, s);
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}
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fclose(kf);
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}
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int
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countFuncList(FuncList *list)
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{
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int i;
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for (i = 0; list->id != NULL; i++, list++) ;
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return i;
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}
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int
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getFuncList(char *id, FuncList *list, int nlist)
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{
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int i, is, ie, m;
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if (id == NULL || *id == '\0' || nlist <= 0)
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return -1;
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is = 0;
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ie = nlist - 1;
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while (1) {
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i = is + (ie - is) / 2;
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if ((m = strcmp(id, list[i].id)) == 0)
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return i;
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else if (is >= ie)
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return -1;
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else if (m > 0)
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is = i + 1;
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else
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ie = i - 1;
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}
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}
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int
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getKey(char *s)
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{
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int c, esc = 0, ctrl = 0;
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if (s == NULL || *s == '\0')
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return -1;
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if (strcasecmp(s, "UP") == 0) /* ^[[A */
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return K_ESCB | 'A';
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else if (strcasecmp(s, "DOWN") == 0) /* ^[[B */
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return K_ESCB | 'B';
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else if (strcasecmp(s, "RIGHT") == 0) /* ^[[C */
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return K_ESCB | 'C';
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else if (strcasecmp(s, "LEFT") == 0) /* ^[[D */
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return K_ESCB | 'D';
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if (strncasecmp(s, "ESC-", 4) == 0 || strncasecmp(s, "ESC ", 4) == 0) { /* ^[ */
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s += 4;
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esc = K_ESC;
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}
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else if (strncasecmp(s, "M-", 2) == 0 || strncasecmp(s, "\\E", 2) == 0) { /* ^[ */
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s += 2;
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esc = K_ESC;
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}
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else if (*s == ESC_CODE) { /* ^[ */
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s++;
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esc = K_ESC;
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}
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if (strncasecmp(s, "C-", 2) == 0) { /* ^, ^[^ */
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s += 2;
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ctrl = 1;
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}
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else if (*s == '^') { /* ^, ^[^ */
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s++;
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ctrl = 1;
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}
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if (!esc && ctrl && *s == '[') { /* ^[ */
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s++;
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ctrl = 0;
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esc = K_ESC;
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}
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if (esc && !ctrl) {
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if (*s == '[' || *s == 'O') { /* ^[[, ^[O */
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s++;
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esc = K_ESCB;
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}
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if (strncasecmp(s, "C-", 2) == 0) { /* ^[^, ^[[^ */
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s += 2;
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ctrl = 1;
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}
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else if (*s == '^') { /* ^[^, ^[[^ */
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s++;
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ctrl = 1;
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}
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}
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if (ctrl) {
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if (*s >= '@' && *s <= '_') /* ^@ .. ^_ */
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return esc | (*s - '@');
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else if (*s >= 'a' && *s <= 'z') /* ^a .. ^z */
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return esc | (*s - 'a' + 1);
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else if (*s == '?') /* ^? */
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return esc | DEL_CODE;
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else
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return -1;
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}
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if (esc == K_ESCB && IS_DIGIT(*s)) {
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c = (int)(*s - '0');
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s++;
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if (IS_DIGIT(*s)) {
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c = c * 10 + (int)(*s - '0');
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s++;
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}
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if (*s == '~')
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return K_ESCD | c;
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else
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return -1;
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}
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if (strncasecmp(s, "SPC", 3) == 0) /* ' ' */
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return esc | ' ';
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else if (strncasecmp(s, "TAB", 3) == 0) /* ^i */
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return esc | '\t';
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else if (strncasecmp(s, "DEL", 3) == 0) /* ^? */
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return esc | DEL_CODE;
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if (*s == '\\' && *(s + 1) != '\0') {
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switch (*(s + 1)) {
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case 'a': /* ^g */
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return esc | CTRL_G;
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case 'b': /* ^h */
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return esc | CTRL_H;
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case 't': /* ^i */
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return esc | CTRL_I;
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case 'n': /* ^j */
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return esc | CTRL_J;
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case 'r': /* ^m */
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return esc | CTRL_M;
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case 'e': /* ^[ */
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return esc | ESC_CODE;
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case '^': /* ^ */
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return esc | '^';
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case '\\': /* \ */
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return esc | '\\';
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default:
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return -1;
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}
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}
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if (IS_ASCII(*s)) /* Ascii */
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return esc | *s;
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else
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return -1;
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}
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void
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addKeyList(KeyList *list, int key, char *data)
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{
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KeyListItem *item;
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if (data == NULL || *data == '\0')
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data = NULL;
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else
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data = allocStr(data, 0);
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item = searchKeyList(list, key);
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if (item == NULL) {
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if (data == NULL)
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return;
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list->nitem++;
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if (list->nitem > list->size) {
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list->size = (list->size >= 2) ? (list->size * 3 / 2) : 2;
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list->item = New_Reuse(KeyListItem, list->item,
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list->size * sizeof(KeyListItem));
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}
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item = &(list->item[list->nitem - 1]);
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item->key = key;
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}
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item->data = data;
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}
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KeyListItem *
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searchKeyList(KeyList *list, int key)
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{
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int i;
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KeyListItem *item;
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if (list == NULL)
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return NULL;
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for (i = 0, item = list->item; i < list->nitem; i++, item++) {
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if (key == item->key)
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return item;
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}
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return NULL;
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}
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char *
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getWord(char **str)
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{
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char *p, *s;
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p = *str;
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SKIP_BLANKS(p);
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s = p;
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while (*p != '\0') {
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if (IS_SPACE(*p)) {
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*p = '\0';
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p++;
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break;
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}
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p++;
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}
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*str = p;
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return s;
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}
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char *
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getQWord(char **str)
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{
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char *p, *s, *e;
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int in_q = 0, in_dq = 0, esc = 0;
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p = *str;
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while (*p && IS_SPACE(*p))
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p++;
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s = p;
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e = p;
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while (*p != '\0') {
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if (esc) {
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if (in_q) {
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if (*p != '\\' && *p != '\'') /* '..\\..', '..\'..' */
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*e++ = '\\';
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}
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else if (in_dq) {
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if (*p != '\\' && *p != '"') /* "..\\..", "..\".." */
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*e++ = '\\';
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}
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else {
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if (*p != '\\' && *p != '\'' && /* ..\\.., *
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* ..\'.. */
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*p != '"' && !IS_SPACE(*p)) /* ..\".., * ..\..
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*/
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*e++ = '\\';
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}
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*e++ = *p;
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esc = 0;
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}
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else if (*p == '\\') {
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esc = 1;
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}
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else if (in_q) {
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if (*p == '\'')
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in_q = 0;
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else
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*e++ = *p;
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}
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else if (in_dq) {
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if (*p == '"')
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in_dq = 0;
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else
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*e++ = *p;
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}
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else if (*p == '\'') {
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in_q = 1;
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}
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else if (*p == '"') {
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in_dq = 1;
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}
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else if (IS_SPACE(*p)) {
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p++;
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break;
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}
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else {
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*e++ = *p;
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}
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p++;
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}
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*e = '\0';
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*str = p;
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return s;
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}
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