Split V4L2 code into separate libs

Create v4l2++ library and pyv4l2, which are independent from the rest of
the kms++.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/v4l2++/src/helpers.cpp b/v4l2++/src/helpers.cpp
new file mode 100644
index 0000000..db80408
--- /dev/null
+++ b/v4l2++/src/helpers.cpp
@@ -0,0 +1,16 @@
+#include <v4l2++/helpers.h>
+
+void __my_throw(const char* file, int line, const char *funcname, const char *cond, fmt::string_view format, fmt::format_args args)
+{
+	std::string str = fmt::vformat(format, args);
+
+	fmt::print(stderr, "{}:{}: {}:\n{}", file, line, funcname, str);
+	if (cond)
+		fmt::print(stderr, " ({})\n", cond);
+	else
+		fmt::print("\n");
+
+	fflush(stderr);
+
+	throw std::runtime_error(str);
+}