xbps-install: added --reproducible long option.

If set, enables reproducible mode in pkgdb.

Added a new test case.

bin/xbps-install/main.c

@@ -61,6 +61,7 @@ usage(bool fail)
 	    " -R,--repository=<url>      Add repository to the top of the list.\n"
 	    "                            This option can be specified multiple times.\n"
 	    " -r --rootdir <dir>         Full path to rootdir\n"
+	    "    --reproducible          Enable reproducible mode in pkgdb.\n"
 	    " -S --sync                  Sync remote repository index\n"
 	    " -u --update                Update target package(s)\n"
 	    " -v --verbose               Verbose messages\n"
@@ -117,6 +118,7 @@ main(int argc, char **argv)
 		{ "verbose", no_argument, NULL, 'v' },
 		{ "version", no_argument, NULL, 'V' },
 		{ "yes", no_argument, NULL, 'y' },
+		{ "reproducible", no_argument, NULL, 1 },
 		{ NULL, 0, NULL, 0 }
 	};
 	struct xbps_handle xh;
@@ -134,6 +136,9 @@ main(int argc, char **argv)
 
 	while ((c = getopt_long(argc, argv, shortopts, longopts, NULL)) != -1) {
 		switch (c) {
+		case 1:
+			flags |= XBPS_FLAG_INSTALL_REPRO;
+			break;
 		case 'A':
 			flags |= XBPS_FLAG_INSTALL_AUTO;
 			break;

bin/xbps-install/xbps-install.1

@@ -1,4 +1,4 @@
-.Dd June 21, 2019
+.Dd December 29, 2019
 .Dt XBPS-INSTALL 1
 .Sh NAME
 .Nm xbps-install
@@ -113,6 +113,10 @@ a path for local repositories. Note that remote repositories must be signed
 using
 .Xr xbps-rindex 1 .
 This option can be specified multiple times.
+.It Fl -reproducible
+Enables reproducible mode in pkgdb. The
+.Ar install-date
+package object is not added to pkgdb.
 .It Fl r, Fl -rootdir Ar dir
 Specifies a full path for the target root directory.
 .It Fl S, Fl -sync