1 files changed, 42 insertions, 0 deletions
diff --git a/tools/plink/version.c b/tools/plink/version.c
new file mode 100644
index 000000000..c0d28b884
--- /dev/null
+++ b/tools/plink/version.c
@@ -0,0 +1,42 @@
+/*
+ * PuTTY version numbering
+ */
+
+#define STR1(x) #x
+#define STR(x) STR1(x)
+
+#if defined SNAPSHOT
+
+#if defined SVN_REV
+#define SNAPSHOT_TEXT STR(SNAPSHOT) ":r" STR(SVN_REV)
+#else
+#define SNAPSHOT_TEXT STR(SNAPSHOT)
+#endif
+
+char ver[] = "Development snapshot " SNAPSHOT_TEXT;
+char sshver[] = "PuTTY-Snapshot-" SNAPSHOT_TEXT;
+
+#undef SNAPSHOT_TEXT
+
+#elif defined RELEASE
+
+char ver[] = "Release " STR(RELEASE);
+char sshver[] = "PuTTY-Release-" STR(RELEASE);
+
+#elif defined SVN_REV
+
+char ver[] = "Custom build r" STR(SVN_REV);
+char sshver[] = "PuTTY-Custom-r" STR(SVN_REV);
+
+#else
+
+char ver[] = "Unidentified build, " __DATE__ " " __TIME__;
+char sshver[] = "PuTTY-Local: " __DATE__ " " __TIME__;
+
+#endif
+
+/*
+ * SSH local version string MUST be under 40 characters. Here's a
+ * compile time assertion to verify this.
+ */
+enum { vorpal_sword = 1 / (sizeof(sshver) <= 40) };