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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/lib/Xft1/xftlex.l
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
Diffstat (limited to 'nx-X11/lib/Xft1/xftlex.l')
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diff --git a/nx-X11/lib/Xft1/xftlex.l b/nx-X11/lib/Xft1/xftlex.l
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+%{
+/*
+ * $XFree86: xc/lib/Xft/xftlex.l,v 1.7 2001/05/18 16:03:06 tsi Exp $
+ *
+ * Copyright (c) 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <string.h>
+#include "xftint.h"
+
+#include "xftgram.h"
+
+int XftConfigLineno;
+
+static void _XftConfigSkipComment (void);
+
+static void _XftConfigSkipLine (void);
+
+static int _XftConfigPopInput (void);
+
+
+#define XFT_CONFIG_IN_DEEP 20
+FILE *XftConfigInStack[XFT_CONFIG_IN_DEEP];
+FILE **XftConfigInpt = XftConfigInStack + XFT_CONFIG_IN_DEEP;
+FILE *XftConfigInput;
+int XftConfigLinenos[XFT_CONFIG_IN_DEEP];
+int *XftConfigLinenopt = XftConfigLinenos + XFT_CONFIG_IN_DEEP;
+char *XftConfigFile = "";
+char *XftConfigFileNames[XFT_CONFIG_IN_DEEP];
+char **XftConfigFileNamePt = XftConfigFileNames + XFT_CONFIG_IN_DEEP;
+int XftConfigFiledeep = 0;
+
+#undef YY_INPUT
+
+#define YY_INPUT(buf,result,max_size) \
+{ \
+ int c; \
+ result = 0; \
+ while (result < max_size) { \
+ c = getc (XftConfigInput); \
+ if (c < 0) { \
+ c = _XftConfigPopInput (); \
+ if (c < 0) \
+ break; \
+ } \
+ buf[result++] = c; \
+ if (c == '\n') \
+ { \
+ XftConfigLineno++; \
+ break; \
+ } \
+ } \
+}
+
+#ifndef FLEX_SCANNER
+#undef input
+#undef unput
+static int input (void)
+{
+ char buf[1];
+ static int r = EOF;
+
+ if (r == 0)
+ return 0;
+ YY_INPUT(buf, r, 1);
+ if (r == 0)
+ return EOF;
+ return buf[0];
+}
+
+static void unput (char c)
+{
+ if (!c || c == EOF)
+ return;
+ if (c == '\n')
+ XftConfigLineno--;
+ ungetc (c, XftConfigInput);
+}
+#endif
+
+%}
+%%
+"/\052" _XftConfigSkipComment();
+^# _XftConfigSkipLine();
+dir return DIR;
+cache return CACHE;
+include return INCLUDE;
+includeif return INCLUDEIF;
+match return MATCH;
+edit return EDIT;
+true return TOK_TRUE;
+false return TOK_FALSE;
+nil return TOK_NIL;
+any return ANY;
+all return ALL;
+"=" return EQUAL;
+":" return COLON;
+";" return SEMI;
+"+" return PLUS;
+"-" return MINUS;
+"*" return TIMES;
+"/" return DIVIDE;
+"!" return NOT;
+"&&" return ANDAND;
+"||" return OROR;
+"<" return LESS;
+"<=" return LESSEQ;
+"==" return EQEQ;
+">=" return MOREEQ;
+">" return MORE;
+"!=" return NOTEQ;
+"?" return QUEST;
+"[" return OS;
+"]" return CS;
+\"([^\n\"]|\\\")*\" {
+ yytext[yyleng - 1] = '\0';
+ yylval.sval = yytext+1;
+ return STRING;
+ }
+[0-9]+ {
+ yylval.ival = strtol (yytext, 0, 10);
+ return INTEGER;
+ }
+(([0-9]+((\.[0-9]*(\{[0-9]+\})?)?))|(\.[0-9]+)|(\.[0-9]*\{[0-9]+\}))(([Ee][-+]?[0-9]+)?) {
+ yylval.dval = strtod (yytext, 0);
+ return DOUBLE;
+ }
+[a-zA-Z][0-9a-zA-Z_]* {
+ if (XftNameConstant (yytext, &yylval.ival))
+ return INTEGER;
+ yylval.sval = yytext;
+ return NAME;
+ }
+. ;
+"\n" ;
+%%
+static void
+_XftConfigSkipComment (void)
+{
+ int c;
+
+ c = input();
+ for (;;) {
+ while (c != EOF && c != '*')
+ c = input();
+ if (c == EOF)
+ return;
+ c = input();
+ if (c == EOF || c == '/')
+ return;
+ }
+}
+
+static void
+_XftConfigSkipLine (void)
+{
+ int c;
+
+ do {
+ c = input();
+ } while (c != EOF && c != '\n');
+ if (c == '\n') unput('\n');
+}
+
+Bool
+XftConfigLexFile(char *s)
+{
+ FILE *f;
+
+ f = fopen (s, "r");
+ if (f == 0)
+ {
+ fprintf (stderr, "cannot open file \"%s\"\n", s);
+ return False;
+ }
+ ++XftConfigFiledeep;
+ XftConfigInput = f;
+ XftConfigFile = s;
+ return True;
+}
+
+Bool
+XftConfigPushInput (char *s, Bool complain)
+{
+ FILE *f;
+ char *t;
+ char *h;
+
+ if (XftConfigInpt == XftConfigInStack)
+ {
+ (void) fprintf (stderr, "files nested too deeply\n");
+ return False;
+ }
+ t = s;
+ if (*s == '~')
+ {
+ h = getenv ("HOME");
+ if (h)
+ {
+ t = (char *) malloc (strlen (h) + strlen (s));
+ if (t)
+ {
+ strcpy (t, h);
+ strcat (t, s+1);
+ }
+ else
+ t = s;
+ }
+ }
+ f = fopen (t, "r");
+ if (t != s)
+ free (t);
+ if (f == 0)
+ {
+ if (complain)
+ (void) fprintf (stderr, "cannot open file %s\n", s);
+ return False;
+ }
+ ++XftConfigFiledeep;
+ *--XftConfigInpt = XftConfigInput;
+ *--XftConfigLinenopt = XftConfigLineno;
+ *--XftConfigFileNamePt = XftConfigFile;
+ XftConfigInput = f;
+ XftConfigLineno = 1;
+ XftConfigFile = _XftSaveString (s);
+ return True;
+}
+
+static int
+_XftConfigPopInput (void)
+{
+ int c;
+
+ for (;;)
+ {
+ c = getc (XftConfigInput);
+ if (c >= 0)
+ return c;
+ fclose (XftConfigInput);
+ XftConfigInput = 0;
+ if (XftConfigInpt == XftConfigInStack + XFT_CONFIG_IN_DEEP)
+ return EOF;
+ XftConfigInput = *XftConfigInpt++;
+ XftConfigLineno = *XftConfigLinenopt++;
+ free (XftConfigFile);
+ XftConfigFile = *XftConfigFileNamePt++;
+ --XftConfigFiledeep;
+ }
+}
+
+void
+XftConfigLexDone (void)
+{
+#ifdef FLEX_SCANNER
+ XftConfig_delete_buffer (XftConfig_current_buffer);
+#endif
+}