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Fix error handlings in mirb.

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mrb_parser_new() and mrb_generate_code() may return NULL.
This commit is contained in:
Tatsuhiko Kubo
2014-08-19 16:04:48 +09:00
parent 444e4b7976
commit 55ee7fe79c
1 changed files with 9 additions and 0 deletions
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mrbgems/mruby-bin-mirb/tools/mirb/mirb.c
+9
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@@ -414,6 +414,10 @@ main(int argc, char **argv)
/* parse code */
parser = mrb_parser_new(mrb);
if (parser == NULL) {
fputs("create parser state error\n", stderr);
break;
}
parser->s = ruby_code;
parser->send = ruby_code + strlen(ruby_code);
parser->lineno = cxt->lineno;
@@ -431,6 +435,11 @@ main(int argc, char **argv)
else {
/* generate bytecode */
struct RProc *proc = mrb_generate_code(mrb, parser);
if (proc == NULL) {
fputs("codegen error\n", stderr);
mrb_parser_free(parser);
break;
}
if (args.verbose) {
mrb_codedump_all(mrb, proc);