diff options
| -rw-r--r-- | src/orgaasm.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/orgaasm.c b/src/orgaasm.c index c35aa4e..785a1ab 100644 --- a/src/orgaasm.c +++ b/src/orgaasm.c @@ -36,7 +36,7 @@ fail(void) free(label_root); label_root = next; } - if (outfile != NULL) + if (outfile != NULL && outfile != stdout) fclose(outfile); return 1; } @@ -59,7 +59,7 @@ static void write_short(uint_least16_t v) { static unsigned int write_n = 0; - if (verbose) printf("write %04x: %04x\n", write_n, v); + if (verbose) fprintf(stderr, "write %04x: %04x\n", write_n, v); write_n += 1; if (fputc(v & 0x00ff, outfile) == EOF || fputc(v / 0x0100, outfile) == EOF) { @@ -81,7 +81,7 @@ register_label(const char *s, size_t pc) label->addr = pc; label->next = label_root; label_root = label; - if (verbose) printf("label: '%s' at pc %zu\n", s, pc); + if (verbose) fprintf(stderr, "label: '%s' at pc %zu\n", s, pc); } static void @@ -194,7 +194,7 @@ second_pass(char *s) const size_t tok_len = strlen(tok); switch (tok_len) { case 3: /* opcode */ - if (verbose) printf("opcode: %s\n", tok); + if (verbose) fprintf(stderr, "opcode: %s\n", tok); write_opcode(tok); break; case 5: /* LIT literal */ @@ -204,7 +204,7 @@ second_pass(char *s) tok += 1; /* fallthrough */ case 4: /* literal */ - if (verbose) printf("literal: %s\n", tok); + if (verbose) fprintf(stderr, "literal: %s\n", tok); write_literal(tok); break; default: /* wtf */ @@ -253,11 +253,15 @@ main(int argc, char **argv) /* First pass, find labels. */ first_pass(data); - /* Open out file. */ - outfile = fopen(argv[2], "wb"); - if (outfile == NULL) { - perror(argv[2]); - return fail(); + if (strcmp(argv[2], "-") == 0) + outfile = stdout; + else { + /* Open out file. */ + outfile = fopen(argv[2], "wb"); + if (outfile == NULL) { + perror(argv[2]); + return fail(); + } } /* Second pass, generate bytecode. */ |