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Diffstat (limited to 'xkbscan.c')
-rw-r--r--xkbscan.c496
1 files changed, 496 insertions, 0 deletions
diff --git a/xkbscan.c b/xkbscan.c
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index 0000000..9cda90d
--- /dev/null
+++ b/xkbscan.c
@@ -0,0 +1,496 @@
+/* $Xorg: xkbscan.c,v 1.3 2000/08/17 19:54:34 cpqbld Exp $ */
+/************************************************************
+ Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
+
+ Permission to use, copy, modify, and distribute this
+ software and its documentation for any purpose and without
+ fee is hereby granted, 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 Silicon Graphics not be
+ used in advertising or publicity pertaining to distribution
+ of the software without specific prior written permission.
+ Silicon Graphics makes no representation about the suitability
+ of this software for any purpose. It is provided "as is"
+ without any express or implied warranty.
+
+ SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+ GRAPHICS 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 <stdio.h>
+#include <ctype.h>
+#include <X11/Xos.h>
+#include <X11/Xlib.h>
+#include <X11/XKBlib.h>
+
+#include "tokens.h"
+#define DEBUG_VAR scanDebug
+#include "utils.h"
+
+FILE *yyin = stdin;
+
+static char scanFileBuf[1024];
+char * scanFile= scanFileBuf;
+int lineNum= 0;
+
+int scanInt;
+char *scanIntStr;
+int scanIntClass;
+
+char *scanStr = NULL;
+int scanStrLine= 0;
+
+#define BUFSIZE 512
+static int nInBuf = 0;
+static char buf[BUFSIZE];
+
+#ifdef DEBUG
+
+extern unsigned debugFlags;
+
+static char *
+#if NeedFunctionPrototypes
+tokText(int tok)
+#else
+tokText(tok)
+ int tok;
+#endif
+{
+static char buf[32];
+
+ switch (tok) {
+ case END_OF_FILE: sprintf(buf, "END_OF_FILE");break;
+ case ERROR_TOK: sprintf(buf, "ERROR"); break;
+
+ case XKB_KEYMAP: sprintf(buf, "XKB_KEYMAP"); break;
+ case XKB_KEYCODES: sprintf(buf, "XKB_KEYCODES"); break;
+ case XKB_TYPES: sprintf(buf, "XKB_TYPES"); break;
+ case XKB_SYMBOLS: sprintf(buf, "XKB_SYMBOLS"); break;
+ case XKB_COMPATMAP: sprintf(buf, "XKB_COMPATMAP"); break;
+ case XKB_GEOMETRY: sprintf(buf, "XKB_GEOMETRY"); break;
+ case XKB_SEMANTICS: sprintf(buf, "XKB_SEMANTICS"); break;
+ case XKB_LAYOUT: sprintf(buf, "XKB_LAYOUT"); break;
+
+ case INCLUDE: sprintf(buf, "INCLUDE"); break;
+ case OVERRIDE: sprintf(buf, "OVERRIDE"); break;
+ case AUGMENT: sprintf(buf, "AUGMENT"); break;
+ case REPLACE: sprintf(buf, "REPLACE"); break;
+ case ALTERNATE: sprintf(buf, "ALTERNATE"); break;
+
+ case VIRTUAL_MODS: sprintf(buf, "VIRTUAL_MODS"); break;
+ case TYPE: sprintf(buf, "TYPE"); break;
+ case INTERPRET: sprintf(buf, "INTERPRET"); break;
+ case ACTION_TOK: sprintf(buf, "ACTION"); break;
+ case KEY: sprintf(buf, "KEY"); break;
+ case ALIAS: sprintf(buf, "ALIAS"); break;
+ case GROUP: sprintf(buf, "GROUP"); break;
+ case MODIFIER_MAP: sprintf(buf, "MODIFIER_MAP"); break;
+ case INDICATOR: sprintf(buf, "INDICATOR"); break;
+ case SHAPE: sprintf(buf, "SHAPE"); break;
+ case KEYS: sprintf(buf, "KEYS"); break;
+ case ROW: sprintf(buf, "ROW"); break;
+ case SECTION: sprintf(buf, "SECTION"); break;
+ case OVERLAY: sprintf(buf, "OVERLAY"); break;
+ case TEXT: sprintf(buf, "TEXT"); break;
+ case OUTLINE: sprintf(buf, "OUTLINE"); break;
+ case SOLID: sprintf(buf, "SOLID"); break;
+ case LOGO: sprintf(buf, "LOGO"); break;
+ case VIRTUAL: sprintf(buf, "VIRTUAL"); break;
+
+ case EQUALS: sprintf(buf, "EQUALS"); break;
+ case PLUS: sprintf(buf, "PLUS"); break;
+ case MINUS: sprintf(buf, "MINUS"); break;
+ case DIVIDE: sprintf(buf, "DIVIDE"); break;
+ case TIMES: sprintf(buf, "TIMES"); break;
+ case OBRACE: sprintf(buf, "OBRACE"); break;
+ case CBRACE: sprintf(buf, "CBRACE"); break;
+ case OPAREN: sprintf(buf, "OPAREN"); break;
+ case CPAREN: sprintf(buf, "CPAREN"); break;
+ case OBRACKET: sprintf(buf, "OBRACKET");break;
+ case CBRACKET: sprintf(buf, "CBRACKET");break;
+ case DOT: sprintf(buf, "DOT"); break;
+ case COMMA: sprintf(buf, "COMMA"); break;
+ case SEMI: sprintf(buf, "SEMI"); break;
+ case EXCLAM: sprintf(buf, "EXCLAM"); break;
+ case INVERT: sprintf(buf, "INVERT"); break;
+
+ case STRING: sprintf(buf, "STRING (%s)",scanStr); break;
+ case INTEGER: sprintf(buf, "INTEGER (0x%x)",scanInt); break;
+ case FLOAT: sprintf(buf, "FLOAT (%d.%d)",
+ scanInt/XkbGeomPtsPerMM,
+ scanInt%XkbGeomPtsPerMM);break;
+ case IDENT: sprintf(buf, "IDENT (%s)",scanStr); break;
+ case KEYNAME: sprintf(buf, "KEYNAME (%s)",scanStr); break;
+
+ case PARTIAL: sprintf(buf, "PARTIAL"); break;
+ case DEFAULT: sprintf(buf, "DEFAULT"); break;
+ case HIDDEN: sprintf(buf, "HIDDEN"); break;
+
+ case ALPHANUMERIC_KEYS: sprintf(buf, "ALPHANUMERIC_KEYS"); break;
+ case MODIFIER_KEYS: sprintf(buf, "MODIFIER_KEYS"); break;
+ case KEYPAD_KEYS: sprintf(buf, "KEYPAD_KEYS"); break;
+ case FUNCTION_KEYS: sprintf(buf, "FUNCTION_KEYS"); break;
+ case ALTERNATE_GROUP: sprintf(buf, "ALTERNATE_GROUP"); break;
+
+ default: sprintf(buf, "UNKNOWN"); break;
+ }
+ return buf;
+}
+#endif
+
+int
+#if NeedFunctionPrototypes
+setScanState(char *file,int line)
+#else
+setScanState(file,line)
+ char * file;
+ int line;
+#endif
+{
+ if (file!=NULL)
+ strncpy(scanFile,file,1024);
+ if (line>=0)
+ lineNum= line;
+ return 1;
+}
+
+int
+#if NeedFunctionPrototypes
+yyGetString(void)
+#else
+yyGetString()
+#endif
+{
+int ch;
+
+ nInBuf = 0;
+ while ( ((ch=getc(yyin))!=EOF) && (ch!='"') ) {
+ if ( ch == '\\' ) {
+ if ((ch = getc(yyin))!=EOF) {
+ if ( ch=='n' ) ch = '\n';
+ else if ( ch == 't' ) ch = '\t';
+ else if ( ch == 'v' ) ch = '\v';
+ else if ( ch == 'b' ) ch = '\b';
+ else if ( ch == 'r' ) ch = '\r';
+ else if ( ch == 'f' ) ch = '\f';
+ else if ( ch == 'e' ) ch = '\033';
+ else if ( ch == '0' ) {
+ int tmp,stop;
+ ch = stop = 0;
+ if (((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ if ((!stop) && ((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ if ((!stop) && ((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ }
+ }
+ else return ERROR_TOK;
+ }
+
+ if ( nInBuf < BUFSIZE-1 )
+ buf[nInBuf++] = ch;
+ }
+ if ( ch == '"' ) {
+ buf[nInBuf++] = '\0';
+ if ( scanStr )
+ uFree( scanStr );
+ scanStr = (char *)uStringDup(buf);
+ scanStrLine = lineNum;
+ return STRING;
+ }
+ return ERROR_TOK;
+}
+
+int
+#if NeedFunctionPrototypes
+yyGetKeyName(void)
+#else
+yyGetKeyName()
+#endif
+{
+int ch;
+
+ nInBuf = 0;
+ while ( ((ch=getc(yyin))!=EOF) && (ch!='>') ) {
+ if ( ch == '\\' ) {
+ if ((ch = getc(yyin))!=EOF) {
+ if ( ch=='n' ) ch = '\n';
+ else if ( ch == 't' ) ch = '\t';
+ else if ( ch == 'v' ) ch = '\v';
+ else if ( ch == 'b' ) ch = '\b';
+ else if ( ch == 'r' ) ch = '\r';
+ else if ( ch == 'f' ) ch = '\f';
+ else if ( ch == 'e' ) ch = '\033';
+ else if ( ch == '0' ) {
+ int tmp,stop;
+ ch = stop = 0;
+ if (((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ if ((!stop) && ((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ if ((!stop) && ((tmp=getc(yyin))!=EOF) && (isdigit(tmp)) &&
+ (tmp!='8') && (tmp!='9')) {
+ ch= (ch*8)+(tmp-'0');
+ }
+ else {
+ stop= 1;
+ ungetc(tmp,yyin);
+ }
+ }
+ }
+ else return ERROR_TOK;
+ }
+
+ if ( nInBuf < BUFSIZE-1 )
+ buf[nInBuf++] = ch;
+ }
+ if (( ch == '>' )&&(nInBuf<5)) {
+ buf[nInBuf++] = '\0';
+ if ( scanStr )
+ uFree( scanStr );
+ scanStr = (char *)uStringDup(buf);
+ scanStrLine = lineNum;
+ return KEYNAME;
+ }
+ return ERROR_TOK;
+}
+
+struct _Keyword {
+ char *keyword;
+ int token;
+} keywords[] = {
+ { "xkb_keymap", XKB_KEYMAP },
+ { "xkb_keycodes", XKB_KEYCODES },
+ { "xkb_types", XKB_TYPES },
+ { "xkb_symbols", XKB_SYMBOLS },
+ { "xkb_compat", XKB_COMPATMAP },
+ { "xkb_compat_map", XKB_COMPATMAP },
+ { "xkb_compatibility", XKB_COMPATMAP },
+ { "xkb_compatibility_map", XKB_COMPATMAP },
+ { "xkb_geometry", XKB_GEOMETRY },
+ { "xkb_semantics", XKB_SEMANTICS },
+ { "xkb_layout", XKB_LAYOUT },
+ { "include", INCLUDE },
+ { "override", OVERRIDE },
+ { "augment", AUGMENT },
+ { "replace", REPLACE },
+ { "alternate", ALTERNATE },
+ { "partial", PARTIAL },
+ { "default", DEFAULT },
+ { "hidden", HIDDEN },
+ { "virtual_modifiers", VIRTUAL_MODS },
+ { "type", TYPE },
+ { "interpret", INTERPRET },
+ { "action", ACTION_TOK },
+ { "key", KEY },
+ { "alias", ALIAS },
+ { "group", GROUP },
+ { "modmap", MODIFIER_MAP },
+ { "mod_map", MODIFIER_MAP },
+ { "modifier_map", MODIFIER_MAP },
+ { "indicator", INDICATOR },
+ { "shape", SHAPE },
+ { "row", ROW },
+ { "keys", KEYS },
+ { "section", SECTION },
+ { "overlay", OVERLAY },
+ { "text", TEXT },
+ { "outline", OUTLINE },
+ { "solid", SOLID },
+ { "logo", LOGO },
+ { "virtual", VIRTUAL },
+ { "alphanumeric_keys", ALPHANUMERIC_KEYS },
+ { "modifier_keys", MODIFIER_KEYS },
+ { "keypad_keys", KEYPAD_KEYS },
+ { "function_keys", FUNCTION_KEYS },
+ { "alternate_group", ALTERNATE_GROUP }
+};
+int numKeywords = sizeof(keywords)/sizeof(struct _Keyword);
+
+int
+#if NeedFunctionPrototypes
+yyGetIdent(int first)
+#else
+yyGetIdent(first)
+ int first;
+#endif
+{
+int ch,i,found;
+int rtrn= IDENT;
+
+ buf[0] = first; nInBuf = 1;
+ while ( ((ch=getc(yyin))!=EOF) && (isalnum(ch)||(ch=='_')) ) {
+ if ( nInBuf < BUFSIZE - 1 )
+ buf[nInBuf++] = ch;
+ }
+ buf[nInBuf++] = '\0';
+ found= 0;
+
+ for (i=0;(!found)&&(i<numKeywords);i++) {
+ if (uStrCaseCmp(buf,keywords[i].keyword)==0) {
+ rtrn= keywords[i].token;
+ found= 1;
+ }
+ }
+ if (!found) {
+ if ( scanStr )
+ uFree( scanStr );
+ scanStr = (char *)uStringDup(buf);
+ scanStrLine = lineNum;
+ rtrn = IDENT;
+ }
+
+ if ( (ch!=EOF) && (!isspace(ch)) )
+ ungetc( ch, yyin );
+ else if ( ch=='\n' )
+ lineNum++;
+
+ return rtrn;
+}
+
+int
+#if NeedFunctionPrototypes
+yyGetNumber(int ch)
+#else
+yyGetNumber(ch)
+ int ch;
+#endif
+{
+int isFloat= 0;
+
+ buf[0]= ch;
+ nInBuf= 1;
+ while (((ch=getc(yyin))!=EOF)&&(isxdigit(ch)||((nInBuf==1)&&(ch=='x')))) {
+ buf[nInBuf++]= ch;
+ }
+ if (ch=='.') {
+ isFloat= 1;
+ buf[nInBuf++]= ch;
+ while (((ch=getc(yyin))!=EOF)&&(isxdigit(ch))) {
+ buf[nInBuf++]= ch;
+ }
+ }
+ buf[nInBuf++]= '\0';
+ if ((ch!=EOF)&&(!isspace(ch)))
+ ungetc( ch, yyin );
+
+ if (isFloat) {
+ float tmp;
+ if (sscanf(buf,"%g",&tmp)==1) {
+ scanInt= tmp*XkbGeomPtsPerMM;
+ return FLOAT;
+ }
+ }
+ else if ( sscanf(buf,"%i",&scanInt)==1 )
+ return INTEGER;
+ fprintf(stderr,"Malformed number %s\n",buf);
+ return ERROR_TOK;
+}
+
+int
+#if NeedFunctionPrototypes
+yylex(void)
+#else
+yylex()
+#endif
+{
+int ch;
+int rtrn;
+
+ do {
+ ch = getc(yyin);
+ if ( ch == '\n' ) {
+ lineNum++;
+ }
+ else if ( ch=='#' ) { /* handle shell style '#' comments */
+ do {
+ ch= getc(yyin);
+ } while ((ch!='\n')&&(ch!=EOF));
+ lineNum++;
+ }
+ else if ( ch=='/' ) { /* handle C++ style double-/ comments */
+ int newch= getc(yyin);
+ if (newch=='/') {
+ do {
+ ch= getc(yyin);
+ } while ((ch!='\n')&&(ch!=EOF));
+ lineNum++;
+ }
+ else if (newch!=EOF) {
+ ungetc(newch,yyin);
+ }
+ }
+ } while ((ch!=EOF)&&(isspace(ch)));
+ if ( ch == '=' ) rtrn = EQUALS;
+ else if ( ch == '+' ) rtrn = PLUS;
+ else if ( ch == '-' ) rtrn = MINUS;
+ else if ( ch == '/' ) rtrn = DIVIDE;
+ else if ( ch == '*' ) rtrn = TIMES;
+ else if ( ch == '{' ) rtrn = OBRACE;
+ else if ( ch == '}' ) rtrn = CBRACE;
+ else if ( ch == '(' ) rtrn = OPAREN;
+ else if ( ch == ')' ) rtrn = CPAREN;
+ else if ( ch == '[' ) rtrn = OBRACKET;
+ else if ( ch == ']' ) rtrn = CBRACKET;
+ else if ( ch == '.' ) rtrn = DOT;
+ else if ( ch == ',' ) rtrn = COMMA;
+ else if ( ch == ';' ) rtrn = SEMI;
+ else if ( ch == '!' ) rtrn = EXCLAM;
+ else if ( ch == '~' ) rtrn = INVERT;
+ else if ( ch == '"' ) rtrn = yyGetString();
+ else if ( ch == '<' ) rtrn = yyGetKeyName();
+ else if ( isalpha(ch) || (ch=='_')) rtrn = yyGetIdent(ch);
+ else if ( isdigit(ch) ) rtrn = yyGetNumber(ch);
+ else if ( ch == EOF ) rtrn = END_OF_FILE;
+ else {
+#ifdef DEBUG
+ if (debugFlags)
+ fprintf(stderr,"Unexpected character %c (%d) in input stream\n",ch,ch);
+#endif
+ rtrn = ERROR_TOK;
+ }
+#ifdef DEBUG
+ if (debugFlags&0x2)
+ fprintf(stderr,"scan: %s\n",tokText(rtrn));
+#endif
+ return rtrn;
+}
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