Use git tag and commit hash as version and revision whenever it is po…

…ssible

amqp.c

@@ -859,7 +859,7 @@ PHP_MINFO_FUNCTION(amqp)
 {
 	php_info_print_table_start();
 	php_info_print_table_header(2, "Version",					PHP_AMQP_VERSION);
-	php_info_print_table_header(2, "Revision",					"$Revision: 327551 $");
+	php_info_print_table_header(2, "Revision",					PHP_AMQP_REVISION);
 	php_info_print_table_header(2, "Compiled",					__DATE__ " @ "  __TIME__);
 	php_info_print_table_header(2, "AMQP protocol version", 	"0-9-1");
 	php_info_print_table_header(2, "librabbitmq version", amqp_version());

config.m4

@@ -60,6 +60,25 @@ if test "$PHP_AMQP" != "no"; then
 	LIBNAME=rabbitmq
 	LIBSYMBOL=rabbitmq
 
+	if test -z "$TRAVIS" ; then
+		type git &>/dev/null
+
+		if test $? -eq 0 ; then
+			git describe --tags &>/dev/null
+
+			if test $? -eq 0 ; then
+				AC_DEFINE_UNQUOTED([PHP_AMQP_VERSION], ["`git describe --tags --abbr=0`-dev"], [git version])
+			fi
+
+			git rev-parse --short HEAD &>/dev/null
+
+			if test $? -eq 0 ; then
+				AC_DEFINE_UNQUOTED([PHP_AMQP_REVISION], ["`git rev-parse --short HEAD`"], [git revision])
+			fi
+		else
+			AC_MSG_NOTICE([git not installed. Cannot obtain php_amqp version tag. Install git.])
+		fi
+	fi
 
 	PHP_ADD_LIBRARY_WITH_PATH($LIBNAME, $AMQP_DIR/lib, AMQP_SHARED_LIBADD)
 	PHP_SUBST(AMQP_SHARED_LIBADD)

php_amqp.h

@@ -402,7 +402,13 @@ typedef struct _amqp_envelope_object {
 #define AMQP_G(v) (amqp_globals.v)
 #endif
 
+#ifndef PHP_AMQP_VERSION
 #define PHP_AMQP_VERSION "1.4.0"
+#endif
+
+#ifndef PHP_AMQP_REVISION
+#define PHP_AMQP_REVISION "no revision"
+#endif
 
 void amqp_error(amqp_rpc_reply_t x, char **pstr, amqp_connection_object *connection, amqp_channel_object *channel);