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Honor SOURCE_DATE_EPOCH when exporting configuration date.
Autoconf-level patch submitted upstream on Fri Apr 15 23:07:42 UTC 2016
--- a/configure
+++ b/configure
@@ -2866,7 +2866,17 @@
# Configuration Date
- CONFIG_DATE="`date`"
+ CONFIG_DATE="`date -u`"
+if test -n "$SOURCE_DATE_EPOCH"; then
+ CONFIG_DATE=`date -u -d "@$SOURCE_DATE_EPOCH" 2>/dev/null \
+ || date -u -r "$SOURCE_DATE_EPOCH" 2>/dev/null`
+ if test -z "$CONFIG_DATE"; then
+ as_fn_error $? "malformed SOURCE_DATE_EPOCH" "$LINENO" 5
+ fi
+fi
+cat >>confdefs.h <<_ACEOF
+#define CONFIG_DATE "$CONFIG_DATE"
+_ACEOF
# Find out about the host we're building on.
ac_aux_dir=
--- a/libdispatch/derror.c
+++ b/libdispatch/derror.c
@@ -13,7 +13,7 @@
#endif
/* Tell the user the version of netCDF. */
-static const char nc_libvers[] = PACKAGE_VERSION " of "__DATE__" "__TIME__" $";
+static const char nc_libvers[] = PACKAGE_VERSION " of "CONFIG_DATE" $";
/**
\defgroup lib_version Library Version
--- a/config.h.in
+++ b/config.h.in
@@ -393,6 +393,9 @@
/* Define to the version of this package. */
#undef PACKAGE_VERSION
+/* Define to the configuration date */
+#undef CONFIG_DATE
+
/* The size of `double', as computed by sizeof. */
#undef SIZEOF_DOUBLE
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