Other part of SIPB subsystem library, the program to make command tables.

1 files changed, 94 insertions, 0 deletions

diff --git a/usr.bin/mk_cmds/mk_cmds.c b/usr.bin/mk_cmds/mk_cmds.c
new file mode 100644
index 000000000000..ef7ac5e90576
--- /dev/null
+++ b/usr.bin/mk_cmds/mk_cmds.c
@@ -0,0 +1,94 @@
+/*
+ * make_commands.c
+ *
+ * Header: mk_cmds.c,v 1.6 89/01/25 07:47:26 raeburn Exp 
+ * $Locker:  $
+ *
+ * Copyright 1987, 1988 by MIT Student Information Processing Board
+ *
+ * For copyright information, see copyright.h.
+ */
+
+#include "copyright.h"
+#include <stdio.h>
+#include <sys/param.h>
+#include <sys/file.h>
+#include <strings.h>
+#include "ss_internal.h"
+
+static const char copyright[] =
+    "Copyright 1987 by MIT Student Information Processing Board";
+
+extern pointer malloc PROTOTYPE((unsigned));
+extern char *last_token;
+extern FILE *output_file;
+
+extern FILE *yyin, *yyout;
+extern int yylineno;
+
+main(argc, argv)
+    int argc;
+    char **argv;
+{
+    char c_file[MAXPATHLEN];
+    int result;
+    char *path, *p;
+
+    if (argc != 2) {
+	fputs("Usage: ", stderr);
+	fputs(argv[0], stderr);
+	fputs("cmdtbl.ct\n", stderr);
+	exit(1);
+    }
+
+    path = malloc(strlen(argv[1])+4); /* extra space to add ".ct" */
+    strcpy(path, argv[1]);
+    p = rindex(path, '/');
+    if (p == (char *)NULL)
+	p = path;
+    else
+	p++;
+    p = rindex(p, '.');
+    if (p == (char *)NULL || strcmp(p, ".ct"))
+	strcat(path, ".ct");
+    yyin = fopen(path, "r");
+    if (!yyin) {
+	perror(path);
+	exit(1);
+    }
+
+    p = rindex(path, '.');
+    *p = '\0';
+    strcpy(c_file, path);
+    strcat(c_file, ".c");
+    *p = '.';
+
+    output_file = fopen(c_file, "w+");
+    if (!output_file) {
+	perror(c_file);
+	exit(1);
+    }
+
+    fputs("/* ", output_file);
+    fputs(c_file, output_file);
+    fputs(" - automatically generated from ", output_file);
+    fputs(path, output_file);
+    fputs(" */\n", output_file);
+    fputs("#include <ss/ss.h>\n\n", output_file);
+    fputs("#ifndef __STDC__\n#define const\n#endif\n\n", output_file);
+    /* parse it */
+    result = yyparse();
+    /* put file descriptors back where they belong */
+    fclose(yyin);		/* bye bye input file */
+    fclose(output_file);	/* bye bye output file */
+
+    return result;
+}
+
+yyerror(s)
+    char *s;
+{
+    fputs(s, stderr);
+    fprintf(stderr, "\nLine %d; last token was '%s'\n",
+	    yylineno, last_token);
+}