all install programs support --version

and a version bump to 8.12 for the new dev cycle

ChangeLog

@@ -1,3 +1,6 @@
+14/6/21 started 8.12
+- all tools support `--version`
+
 14/8/20 started 8.11
 - add vips_jpegload_source() and vips_svgload_source() to public C API
 - integrate doxygen in build system to generate C++ API docs

configure.ac

@@ -2,7 +2,7 @@
 
 # also update the version number in the m4 macros below
 
-AC_INIT([vips], [8.11.0], [vipsip@jiscmail.ac.uk])
+AC_INIT([vips], [8.12.0], [vipsip@jiscmail.ac.uk])
 # required for gobject-introspection
 AC_PREREQ(2.62)
 
@@ -17,7 +17,7 @@ AC_CONFIG_MACRO_DIR([m4])
 
 # user-visible library versioning
 m4_define([vips_major_version], [8])
-m4_define([vips_minor_version], [11])
+m4_define([vips_minor_version], [12])
 m4_define([vips_micro_version], [0])
 m4_define([vips_version],
           [vips_major_version.vips_minor_version.vips_micro_version])
@@ -42,9 +42,9 @@ VIPS_LIBS=""
 #   binary interface changes backwards compatible?: increment age
 #   binary interface changes not backwards compatible?: reset age to 0
 
-LIBRARY_CURRENT=55
 LIBRARY_REVISION=0
-LIBRARY_AGE=13
+LIBRARY_CURRENT=56
+LIBRARY_AGE=14
 
 # patched into include/vips/version.h
 AC_SUBST(VIPS_VERSION)

tools/Makefile.am

@@ -20,11 +20,11 @@ bin_SCRIPTS = \
 	batch_rubber_sheet \
 	batch_crop \
 	vipsprofile \
-	vips-8.11
+	vips-8.12
 
 EXTRA_DIST = \
 	vipsprofile \
-	vips-8.11 \
+	vips-8.12 \
 	light_correct.in \
 	shrink_width.in \
 	batch_image_convert.in \

tools/vipsedit.c

@@ -79,6 +79,7 @@ static char *xoffset = NULL;
 static char *yoffset = NULL;
 static char *endian = NULL;
 static gboolean setext = FALSE;
+static gboolean version = FALSE;
 
 static GOptionEntry entries[] = {
 	{ "endian", 'n', 0, G_OPTION_ARG_STRING, &endian, 
@@ -111,6 +112,8 @@ static GOptionEntry entries[] = {
 		N_( "set Ysize to N (deprecated, use height)" ), "N" },
 	{ "type", 't', 0, G_OPTION_ARG_STRING, &interpretation, 
 		N_( "set Type to T (deprecated, use interpretation)" ), "T" },
+	{ "version", 'v', 0, G_OPTION_ARG_NONE, &version, 
+		N_( "print version" ), NULL },
 	{ NULL }
 };
 
@@ -170,6 +173,9 @@ main( int argc, char **argv )
 	for( argc = 0; argv[argc]; argc++ )
 		;
 
+	if( version ) 
+		printf( "vips-%s\n", vips_version_string() );
+
 	if( argc != 2 ) { 
 		fprintf( stderr, _( "usage: %s [OPTION...] vips-file\n" ), 
 			g_get_prgname() );

tools/vipsheader.c

@@ -84,6 +84,7 @@
 
 static char *main_option_field = NULL;
 static gboolean main_option_all = FALSE;
+static gboolean version = FALSE;
 
 static GOptionEntry main_option[] = {
 	{ "all", 'a', 0, G_OPTION_ARG_NONE, &main_option_all, 
@@ -92,6 +93,8 @@ static GOptionEntry main_option[] = {
 		N_( "print value of FIELD (\"getext\" reads extension block, "
 			"\"Hist\" reads image history)" ),
 		"FIELD" },
+	{ "version", 'v', 0, G_OPTION_ARG_NONE, &version, 
+		N_( "print version" ), NULL },
 	{ NULL }
 };
 
@@ -207,6 +210,9 @@ main( int argc, char *argv[] )
 
 	g_option_context_free( context );
 
+	if( version ) 
+		printf( "vips-%s\n", vips_version_string() );
+
 	result = 0;
 
 	for( i = 1; argv[i]; i++ ) {

tools/vipsthumbnail.c

@@ -138,6 +138,7 @@ static gboolean crop_image = FALSE;
 static gboolean no_rotate_image = FALSE;
 static char *smartcrop_image = NULL;
 static char *thumbnail_intent = NULL;
+static gboolean version = FALSE;
 
 /* Deprecated and unused.
  */
@@ -183,6 +184,8 @@ static GOptionEntry options[] = {
 	{ "no-rotate", 0, 0, 
 		G_OPTION_ARG_NONE, &no_rotate_image, 
 		N_( "don't auto-rotate" ), NULL },
+	{ "version", 'v', 0, G_OPTION_ARG_NONE, &version, 
+		N_( "print version" ), NULL },
 
 	{ "format", 'f', G_OPTION_FLAG_HIDDEN, 
 		G_OPTION_ARG_STRING, &output_format, 
@@ -528,6 +531,9 @@ main( int argc, char **argv )
 
 	g_option_context_free( context );
 
+	if( version ) 
+		printf( "vips-%s\n", vips_version_string() );
+
 	if( thumbnail_size && 
 		thumbnail_parse_geometry( thumbnail_size ) )
 		vips_error_exit( NULL );