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rules: reformat SubstituteVars 

Signed-off-by: Ran Benita <ran234@gmail.com>
master
Ran Benita 2012-05-18 18:25:59 +03:00
parent a9477b5754
commit 52939d4bea
1 changed files with 116 additions and 89 deletions
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145
src/xkbcomp/rules.c
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@ -895,99 +895,126 @@ apply_matching_rules(struct rules *rules, struct multi_defs *mdefs,
/***====================================================================***/
static char *
XkbRF_SubstituteVars(char *name, struct multi_defs *mdefs)
substitute_vars(char *name, struct multi_defs *mdefs)
{
char *str, *outstr, *orig, *var;
size_t len;
char *str, *outstr, *var;
char *orig = name;
size_t len, extra_len;
char pfx, sfx;
int ndx;
if (!name)
return NULL;
orig= name;
str= strchr(name,'%');
if (str==NULL)
str = strchr(name, '%');
if (str == NULL)
return name;
len= strlen(name);
while (str!=NULL) {
char pfx= str[1];
int extra_len= 0;
if ((pfx=='+')||(pfx=='|')||(pfx=='_')||(pfx=='-')) {
extra_len= 1;
len = strlen(name);
while (str != NULL) {
pfx = str[1];
extra_len = 0;
if (pfx == '+' || pfx == '|' || pfx == '_' || pfx == '-') {
extra_len = 1;
str++;
}
else if (pfx=='(') {
extra_len= 2;
else if (pfx == '(') {
extra_len = 2;
str++;
}
var = str + 1;
str = get_index(var + 1, &ndx);
if (ndx == -1) {
str = strchr(str,'%');
str = strchr(str, '%');
continue;
}
if ((*var=='l') && mdefs->layout[ndx] && *mdefs->layout[ndx])
len+= strlen(mdefs->layout[ndx])+extra_len;
else if ((*var=='m')&&mdefs->model)
len+= strlen(mdefs->model)+extra_len;
else if ((*var=='v') && mdefs->variant[ndx] && *mdefs->variant[ndx])
len+= strlen(mdefs->variant[ndx])+extra_len;
if ((pfx=='(')&&(*str==')')) {
if (*var == 'l' && mdefs->layout[ndx] && *mdefs->layout[ndx])
len += strlen(mdefs->layout[ndx]) + extra_len;
else if (*var == 'm' && mdefs->model)
len += strlen(mdefs->model) + extra_len;
else if (*var == 'v' && mdefs->variant[ndx] && *mdefs->variant[ndx])
len += strlen(mdefs->variant[ndx]) + extra_len;
if (pfx == '(' && *str == ')')
str++;
str = strchr(&str[0], '%');
}
str= strchr(&str[0],'%');
}
name = malloc(len + 1);
str= orig;
outstr= name;
while (*str!='\0') {
if (str[0]=='%') {
char pfx,sfx;
str = orig;
outstr = name;
while (*str != '\0') {
if (str[0] == '%') {
str++;
pfx= str[0];
sfx= '\0';
if ((pfx=='+')||(pfx=='|')||(pfx=='_')||(pfx=='-')) {
pfx = str[0];
sfx = '\0';
if (pfx == '+' || pfx == '|' || pfx == '_' || pfx == '-') {
str++;
}
else if (pfx=='(') {
sfx= ')';
else if (pfx == '(') {
sfx = ')';
str++;
}
else pfx= '\0';
else {
pfx = '\0';
}
var = str;
str = get_index(var + 1, &ndx);
if (ndx == -1) {
if (ndx == -1)
continue;
if (*var == 'l' && mdefs->layout[ndx] && *mdefs->layout[ndx]) {
if (pfx)
*outstr++ = pfx;
strcpy(outstr, mdefs->layout[ndx]);
outstr += strlen(mdefs->layout[ndx]);
if (sfx)
*outstr++ = sfx;
}
if ((*var=='l') && mdefs->layout[ndx] && *mdefs->layout[ndx]) {
if (pfx) *outstr++= pfx;
strcpy(outstr,mdefs->layout[ndx]);
outstr+= strlen(mdefs->layout[ndx]);
if (sfx) *outstr++= sfx;
else if (*var == 'm' && mdefs->model) {
if (pfx)
*outstr++ = pfx;
strcpy(outstr, mdefs->model);
outstr += strlen(mdefs->model);
if (sfx)
*outstr++ = sfx;
}
else if ((*var=='m')&&(mdefs->model)) {
if (pfx) *outstr++= pfx;
strcpy(outstr,mdefs->model);
outstr+= strlen(mdefs->model);
if (sfx) *outstr++= sfx;
else if (*var == 'v' && mdefs->variant[ndx] && *mdefs->variant[ndx]) {
if (pfx)
*outstr++ = pfx;
strcpy(outstr, mdefs->variant[ndx]);
outstr += strlen(mdefs->variant[ndx]);
if (sfx)
*outstr++ = sfx;
}
else if ((*var=='v') && mdefs->variant[ndx] && *mdefs->variant[ndx]) {
if (pfx) *outstr++= pfx;
strcpy(outstr,mdefs->variant[ndx]);
outstr+= strlen(mdefs->variant[ndx]);
if (sfx) *outstr++= sfx;
}
if ((pfx=='(')&&(*str==')'))
if (pfx == '(' && *str == ')')
str++;
}
else {
*outstr++= *str++;
}
}
*outstr++= '\0';
if (orig!=name)
if (orig != name)
free(orig);
return name;
}
@ -1013,11 +1040,11 @@ XkbcRF_GetComponents(struct rules *rules, struct var_defs *defs,
apply_matching_rules(rules, &mdefs, names, RULE_FLAG_OPTION);
apply_partial_matches(rules, names);
names->keycodes = XkbRF_SubstituteVars(names->keycodes, &mdefs);
names->symbols = XkbRF_SubstituteVars(names->symbols, &mdefs);
names->types = XkbRF_SubstituteVars(names->types, &mdefs);
names->compat = XkbRF_SubstituteVars(names->compat, &mdefs);
names->keymap = XkbRF_SubstituteVars(names->keymap, &mdefs);
names->keycodes = substitute_vars(names->keycodes, &mdefs);
names->symbols = substitute_vars(names->symbols, &mdefs);
names->types = substitute_vars(names->types, &mdefs);
names->compat = substitute_vars(names->compat, &mdefs);
names->keymap = substitute_vars(names->keymap, &mdefs);
free_multi_defs(&mdefs);