+++ /dev/null
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-char *chuck_faust_template[] = {
-#include "chuck_faust.template.h"
-NULL
-};
-
-char *ctrl_cget_query[] = {
- "\n func = make_new_mfun( \"float\", \"%var_label%\",",
- " %dsp_name%_ctrl_%var_name% );",
- " func->add_arg( \"float\", \"%var_label%\" );",
- " if (!type_engine_import_mfun( env, func ))",
- " goto error;",
-NULL
-};
-
-char *ctrl_cget_funcs[] = {
- "static void %dsp_name%_ctrl_%var_name%( Chuck_Object * SELF, void * ARGS,",
- " Chuck_DL_Return * RETURN,",
- " Chuck_VM_Shred * SHRED)",
- "{",
- " %dsp_name% *d = (%dsp_name%*)OBJ_MEMBER_UINT(SELF, %dsp_name%_offset_data);",
- " d->%var_name% = (SAMPLE)GET_CK_FLOAT(ARGS);",
- " RETURN->v_float = (t_CKFLOAT)(d->%var_name%);",
- "}\n",
-NULL
-};
-
-
-typedef struct _variable_t
-{
- char name[256];
- char label[256];
- struct _variable_t *next;
-} variable_t;
-
-variable_t variables;
-variable_t *current_v = &variables;
-FILE *out = 0;
-char dspname[256] = "mydsp";
-int in_widget = 0;
-char outfilename[2048];
-
-void strip(char *to, char *from, int quotes, int replace_spaces)
-{
- int i=0, j=0;
- while (from[i] && (from[i]==' ' || from[i]=='\t'
- || (from[i]=='"' && quotes)))
- i++;
- while (from[i]) {
- if (replace_spaces && from[i]==' ')
- to[j++] = '_';
- else
- to[j++] = from[i];
- i++;
- }
- j--;
- while (j>0 && (to[j]==' ' || to[j]=='\t'
- || (to[j]=='"' && quotes)
- || (to[j]=='_' && replace_spaces) ))
- to[j--] = 0;
-}
-
-void on_beg_tag(char *name)
-{
- /* TODO: here would be a good place for parsing attributes if we
- * were interested in doing so. */
-
- if (strncmp(name, "widget", 6)==0) {
- if (name[6]!=0 && name[6]!=' ')
- return;
- current_v->next = malloc(sizeof(variable_t));
- current_v = current_v->next;
- current_v->next = 0;
- in_widget = 1;
- }
-}
-
-void on_end_tag(char *name, char *value)
-{
- if (strcmp(name, "widget")==0) {
- in_widget = 0;
- }
-
- else if (strcmp(name, "varname")==0 && in_widget) {
- strip(current_v->name, value, 1, 1);
- }
-
- else if (strcmp(name, "label")==0 && in_widget) {
- strip(current_v->label, value, 1, 1);
- }
-
- else if (strcmp(name, "name")==0) {
- strip(dspname, value, 1, 1);
- }
-}
-
-/*
- * See the technical section of README for an explanation of this insanity.
- */
-
-int parseXml(FILE* f)
-{
- typedef enum
- {
- in_open_tag,
- in_close_tag,
- in_text,
- } state_t;
-
- typedef struct
- {
- int pos;
- char buf[2048];
- int no_text;
- } stack_frame;
-
- int line = 1;
-
- state_t state = in_text;
-
- char c = 0, last_c = 0;
- stack_frame stack[50];
-
- int level=0;
-
- while (!feof(f))
- {
- last_c = c;
- c = fgetc(f);
-
- if (c=='\r' || c=='\n') {
- if (last_c!='\r' && last_c!='\n')
- line++;
- continue;
- }
-
- switch (state)
- {
- case in_open_tag:
- if (c == '>') {
- on_beg_tag(stack[level].buf);
- state = in_text;
- if (stack[level].no_text) {
- level --;
- continue;
- }
- level ++;
- stack[level].pos = 0;
- stack[level].buf[0] = 0;
- continue;
- }
- if (c == '/' && last_c == '<') {
- state = in_close_tag;
- continue;
- }
- if (c == '/') {
- stack[level].no_text = 1; // empty tag
- continue;
- }
- stack[level].buf[stack[level].pos++] = c;
- stack[level].buf[stack[level].pos] = 0;
- break;
- case in_close_tag:
- if (c == '>') {
- state = in_text;
- if (strncmp(stack[level].buf, stack[level-2].buf,
- strlen(stack[level].buf))!=0) {
- printf("Error with '%s', line %d\n",
- stack[level].buf, line);
- return -1;
- }
- level -= 3;
- on_end_tag(stack[level+3].buf, stack[level+2].buf);
- continue;
- }
- stack[level].buf[stack[level].pos++] = c;
- stack[level].buf[stack[level].pos] = 0;
- break;
- case in_text:
- if (c == '<') {
- state = in_open_tag;
- level ++;
- stack[level].pos = 0;
- stack[level].buf[0] = 0;
- stack[level].no_text = 0;
- continue;
- }
- stack[level].buf[stack[level].pos++] = c;
- stack[level].buf[stack[level].pos] = 0;
- break;
- }
- }
-
- return 0;
-}
-
-void do_template(char *template[]);
-
-int on_replace(char *var)
-{
- if (strcmp(var, "dsp_name")==0) {
- fprintf(out, dspname);
- }
- else if (strcmp(var, "var_name")==0) {
- fprintf(out, current_v->name);
- }
- else if (strcmp(var, "var_label")==0) {
- fprintf(out, current_v->label);
- }
- else if (strcmp(var, "ctrl_cget_functions")==0) {
- variable_t *v = variables.next;
- while (v) {
- current_v = v;
- do_template(ctrl_cget_funcs);
- v = v->next;
- }
- }
- else if (strcmp(var, "ctrl_cget_query")==0) {
- variable_t *v = variables.next;
- while (v) {
- current_v = v;
- do_template(ctrl_cget_query);
- v = v->next;
- }
- }
- else
- return 1;
- return 0;
-}
-
-void do_template(char *template[])
-{
- int line, pos, k, i;
- char str[256];
- line = 0;
- while (template[line])
- {
- int len = strlen(template[line]);
- for (pos=0; pos < len; pos++) {
- char c = template[line][pos];
- if (c == '%') {
- k = 0;
- i = pos;
- pos++;
- while (template[line][pos] && template[line][pos]!='%')
- str[k++] = template[line][pos++];
- str[k] = 0;
- if (on_replace(str)) {
- fprintf(out,"%%");
- pos = i;
- }
- }
- else
- fprintf(out,"%c", template[line][pos]);
- }
- fprintf(out,"\n");
- line++;
- }
-}
-
-int main(int argc, char *argv[])
-{
- int i, rc=0;
- FILE *fxml = 0;
- out = stdout;
-
- if (argc != 2) {
- printf("Usage: faust2ck <filename.dsp.xml>\n");
- rc = 1;
- goto error;
- }
-
- fxml = fopen(argv[1], "r");
- if (!fxml) {
- printf("Error: Could not open %s.\n", argv[1]);
- rc = 2;
- goto error;
- }
-
- if (parseXml(fxml)) {
- printf("Error parsing XML in %s\n", argv[1]);
- rc = 3;
- goto error;
- }
-
- fclose(fxml);
- fxml = 0;
-
- // determine output file name
- strcpy(outfilename, argv[1]);
- i=strlen(outfilename)-1;
- while (i>0 && outfilename[i]!='.')
- i--;
- if (i==0) i=strlen(outfilename);
- strcpy(&outfilename[i], "-wrapper.cpp");
-
- out = fopen(outfilename, "w");
- if (!out) {
- printf("Could not open output file %s\n", outfilename);
- rc = 4;
- goto error;
- }
-
- do_template(chuck_faust_template);
-
- error:
-
- if (fxml)
- fclose(fxml);
-
- if (out && out!=stdout)
- fclose(out);
-
- variable_t *v = variables.next;
- while (v) {
- variable_t *t = v->next;
- free(v);
- v = t;
- }
-
- return rc;
-}
projects / Faustine.git / blobdiff