From 347029a803475c21bf9fa508f27b0ed7233ff312 Mon Sep 17 00:00:00 2001
From: Tim Landscheidt <tim@tim-landscheidt.de>
Date: Wed, 16 Jan 2019 14:37:13 +0000
Subject: Compile strptime.cc only on Windows

---
 src/CMakeLists.txt | 10 ++++++++--
 src/strptime.cc    |  7 ++++---
 2 files changed, 12 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 71d9478a..9cd54dbe 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -52,7 +52,6 @@ set(LEDGER_SOURCES
   times.cc
   error.cc
   utils.cc
-  strptime.cc
   wcwidth.cc)
 
 if (HAVE_BOOST_PYTHON)
@@ -134,9 +133,16 @@ set(LEDGER_INCLUDES
   value.h
   views.h
   xact.h
-  strptime.h
   ${PROJECT_BINARY_DIR}/system.hh)
 
+# Windows provides no strptime(), so supply our own.
+if (WIN32 OR CYGWIN)
+  list(APPEND LEDGER_INCLUDES
+    strptime.h)
+  list(APPEND LEDGER_SOURCES
+    strptime.cc)
+endif()
+
 if (CMAKE_BUILD_TYPE STREQUAL "Debug")
   if (CMAKE_CXX_COMPILER MATCHES "clang\\+\\+")
     add_definitions(
diff --git a/src/strptime.cc b/src/strptime.cc
index 069b9267..ac6885a6 100644
--- a/src/strptime.cc
+++ b/src/strptime.cc
@@ -12,7 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#if defined(_WIN32) || defined(__CYGWIN__)
+#if !(defined(_WIN32) || defined(__CYGWIN__))
+#error This file should only be compiled on Windows.
+#endif
+
 // Implement strptime under windows
 
 #include "strptime.h"
@@ -200,5 +203,3 @@ static char* _strptime(const char *s, const char *format, struct tm *tm) {
 char* strptime(const char *buf, const char *fmt, struct tm *tm) {
   return _strptime(buf, fmt, tm);
 }
-
-#endif  // _WIN32
-- 
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