Much nicer handling of compile-time features

- *_SUPPORT enabled in config.h
- XLIBS helper app prints lib flags needed for current settings

1 files changed, 23 insertions, 0 deletions

diff --git a/XLIBS.c b/XLIBS.c
new file mode 100644
index 0000000..14dc1e1
--- /dev/null
+++ b/XLIBS.c
@@ -0,0 +1,23 @@
+#define _POSIX_C_SOURCE 200112L
+#define _FEATURE_CONFIG
+
+#include <stdio.h>
+
+#include "config.h"
+
+int n = 0;
+
+inline void put_lib_flag(const char *flag, int needed) {
+	if (needed)
+		printf("%s%s", n++ ? " " : "", flag);
+}
+
+int main(int argc, char **argv) {
+	put_lib_flag("-lexif", EXIF_SUPPORT);
+	put_lib_flag("-lgif",  GIF_SUPPORT);
+
+	if (n)
+		printf("\n");
+
+	return 0;
+}