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-rw-r--r--share/swig/2.0.11/guile/interpreter.i59
1 files changed, 59 insertions, 0 deletions
diff --git a/share/swig/2.0.11/guile/interpreter.i b/share/swig/2.0.11/guile/interpreter.i
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+++ b/share/swig/2.0.11/guile/interpreter.i
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+/* -----------------------------------------------------------------------------
+ * interpreter.i
+ *
+ * SWIG file for a simple Guile interpreter
+ * ----------------------------------------------------------------------------- */
+
+%{
+
+#include <stdio.h>
+GSCM_status guile_init();
+
+int main(int argc, char **argv) {
+ GSCM_status status;
+ GSCM_top_level toplev;
+ char *eval_answer;
+ char input_str[16384];
+ int done;
+
+ /* start a scheme interpreter */
+ status = gscm_run_scm(argc, argv, 0, stdout, stderr, guile_init, 0, "#t");
+ if (status != GSCM_OK) {
+ fputs(gscm_error_msg(status), stderr);
+ fputc('\n', stderr);
+ printf("Error in startup.\n");
+ exit(1);
+ }
+
+ /* create the top level environment */
+ status = gscm_create_top_level(&toplev);
+ if (status != GSCM_OK) {
+ fputs(gscm_error_msg(status), stderr);
+ fputc('\n', stderr);
+ exit(1);
+ }
+
+ /* now sit in a scheme eval loop: I input the expressions, have guile
+ * evaluate them, and then get another expression.
+ */
+ done = 0;
+ fprintf(stdout,"Guile > ");
+ while (!done) {
+ if (fgets(input_str,16384,stdin) == NULL) {
+ exit(1);
+ } else {
+ if (strncmp(input_str,"quit",4) == 0) exit(1);
+ status = gscm_eval_str(&eval_answer, toplev, input_str);
+ fprintf(stdout,"%s\n", eval_answer);
+ fprintf(stdout,"Guile > ");
+ }
+ }
+
+ /* now clean up and quit */
+ gscm_destroy_top_level(toplev);
+}
+
+%}
+
+
+