Add a command-line test program.

At the moment it only tests MsiGetFileVersion, because that's the
piece I just found a problem in, but I could easily extend it to have
convenient command-line test rigs for other parts of this setup too.

1 files changed, 33 insertions, 0 deletions

diff --git a/test.c b/test.c
new file mode 100644
index 0000000..bc1bdb8
--- /dev/null
+++ b/test.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+#include "misc.h"
+#include "uchars.h"
+#include "api.h"
+
+int main(int argc, char **argv)
+{
+    if (argc > 2 && !strcmp(argv[1], "version")) {
+        const char *filename8 = argv[2];
+        char16_t filename16[4096];
+        uint32_t filename16size = lenof(filename16);
+        c16cpy(filename16, &filename16size, filename8);
+        char16_t version[4096], language[4096];
+        uint32_t versionsize = lenof(version), languagesize = lenof(language);
+        uint32_t retd =
+            MsiGetFileVersionW(filename16, version, &versionsize,
+                               language, &languagesize);
+        printf("MsiGetFileVersionW(\"%s\") = %"PRId32"\n", filename8, retd);
+        if (retd == 0) {
+            printf("  version = \"%s\"\n  language = \"%s\"\n",
+                   ascii(version, false), ascii(language, false));
+        }
+    } else {
+        fprintf(stderr, "usage: ./test version <file>\n");
+        return 1;
+    }
+    return 0;
+}