alpha commit

fsd.vxserver.dev/include/footer.lua

@@ -0,0 +1,13 @@
+local footer = {}
+
+footer.render = function(std)
+    return table.concat({
+	std.h2("Other resources"),
+	std.tl({
+		std.external("https://git.vxserver.dev/fSD", "Git Trees"),
+		std.external("https://git.vxserver.dev/fSD", "Documentation"),
+	}),
+})
+end
+
+return footer

fsd.vxserver.dev/include/header.lua

@@ -0,0 +1,15 @@
+local header = {}
+
+header.render = function(std)
+    return table.concat({
+        std.center(std.ha("/", std.h1("Free Software Distributions"))),
+        std.center(table.concat({
+            std.nav("about", "About"),
+            std.nav("faq", "FAQ"),
+            std.nav("release", "Releases"),
+            std.nav("news", "Site news"),
+        }))
+    })
+end
+
+return header

fsd.vxserver.dev/include/snippet.lua

@@ -0,0 +1,77 @@
+local M = {}
+
+local snippet = {
+	[[
+#include <stdio.h>
+
+int main()
+{
+	long x = 470020878965;
+	puts((void*)&x); // le representation
+	return 0;
+}
+]],
+	[[
+float Q_rsqrt( float number )
+{
+	long i;
+	float x2, y;
+	const float threehalfs = 1.5F;
+
+	x2 = number * 0.5F;
+	y  = number;
+	i  = * ( long * ) &y;                       // evil floating point bit level hacking
+	i  = 0x5f3759df - ( i >> 1 );               // what the fuck?
+	y  = * ( float * ) &i;
+	y  = y * ( threehalfs - ( x2 * y * y ) );   // 1st iteration
+//	y  = y * ( threehalfs - ( x2 * y * y ) );   // 2nd iteration, this can be removed
+
+	return y;
+}
+]],
+	[[
+#include <stdio.h>
+int main(int argc, char **argv)
+{
+	return printf("%s: Comma operator\n", argv[0]), 2;
+}
+]],
+	[[
+void welford(double x, double *n, double *mean, double *m2)
+{
+	(*n)++;
+	double d = x - *mean;
+	*mean += d / *n;
+	*m2 += d * (x - *mean);
+}
+]],
+	[[
+#define ever (;;)
+
+for ever {
+	...
+}
+]],
+	[[
+void *xmalloc(size_t size)
+{
+	void *ret = malloc(size);
+	if (!ret)
+		die("memory exhausted");
+	return ret;
+}
+]],
+}
+
+M.daily_random = function()
+  local day = tonumber(os.date("%d"))
+  local n = #snippet
+  local a = 1664525
+  local c = 1013904223
+  local m = 2^32
+  local v = (a * day + c) % m
+  local r = v / m
+  return snippet[math.floor(r * n) + 1]
+end
+
+return M