1 files changed, 45 insertions, 0 deletions
diff --git a/tools/nitrobanner/main.cpp b/tools/nitrobanner/main.cpp
new file mode 100644
index 00000000..031d9218
--- /dev/null
+++ b/tools/nitrobanner/main.cpp
@@ -0,0 +1,45 @@
+#include <cstdio>
+#include <cstring>
+#include "banner.h"
+#include "types.h"
+
+#ifdef _MSC_VER
+#define strcasecmp _stricmp
+#endif
+
+int main(int argc, char* argv[]) {
+    if (argc != 2 && argc != 3) {
+        printf("usage: %s <specfile> [outfile]\n", argv[0]);
+        return 1;
+    }
+
+    const filesystem::path specfile_path = argv[1];
+    if (!filesystem::is_regular_file(specfile_path)) {
+        printf("error: provided specfile does not exist / is not a regular file. (did you put the right path?)\n");
+        return 1;
+    }
+
+    if (specfile_path.extension() == ".bnr") {
+        printf("error: can't use a bnr file as a specfile\n");
+        return 1;
+    }
+
+    // If the user doesn't provide a path to an outfile, or if the provided outfile is
+    // identical to the provided specfile, use the specfile's name + the .bnr extension.
+    filesystem::path outfile_path;
+    if (argc == 2 || strcasecmp(argv[1], argv[2]) == 0) {
+        outfile_path = specfile_path.stem().string() + ".bnr";
+    } else {
+        outfile_path = argv[2];
+    }
+
+    // printf("debug: specfile: %s\n", specfile_path.c_str());
+    // printf("debug: outfile:  %s\n", outfile_path.c_str());
+
+    if (!MakeBanner(specfile_path, outfile_path)) {
+        printf("error: failed to create banner file\n");
+        return 1;
+    }
+
+    return 0;
+}