Version number and build date for PCL.

git-svn-id: http://svn.ghostscript.com/ghostpcl/trunk/ghostpcl@622 06663e23-700e-0410-b217-a244a6096597

5 files changed, 42 insertions, 9 deletions

diff --git a/pcl/pcl_top.mak b/pcl/pcl_top.mak
index f0ca62fcd..5f0f09ca9 100644
--- a/pcl/pcl_top.mak
+++ b/pcl/pcl_top.mak
@@ -32,6 +32,28 @@ config-clean: pl.config-clean pcl.config-clean
 
 #### Main program
 
+PCLVERSION=1.04
+
+# build a temporary c program _dt_temp.c to generate the time.
+$(PCLGEN)_dt_temp.c: pcl_top.mak
+	echo "#include <time.h>" > $(PCLGEN)_dt_temp.c
+	echo "#include <stdio.h>" >> $(PCLGEN)_dt_temp.c
+	echo "int main(int argc, char **argv)" >> $(PCLGEN)_dt_temp.c
+	echo "{ time_t t0; char buf[100];" >> $(PCLGEN)_dt_temp.c
+	echo "time(&t0);" >> $(PCLGEN)_dt_temp.c
+	echo "strftime(buf, sizeof buf, \"%c\", localtime(&t0));" >> $(PCLGEN)_dt_temp.c
+	echo "fprintf(stdout, \"#define PCLBUILDATE \\\"%s\\\"\", buf); return 0; }" >> $(PCLGEN)_dt_temp.c
+
+$(PCLGEN)_dt_temp: $(PCLGEN)_dt_temp.c
+
+$(PCLSRC)pclver.h: $(PCLGEN)_dt_temp
+	echo "#define PCLVERSION \"$(PCLVERSION)\"" > $(PCLSCRC)pclver.h
+	$(PCLGEN)_dt_temp >> $(PCLSRC)pclver.h
+	$(RM_) $(PCLGEN)_dt_temp.c
+	$(RM_) $(PCLGEN)_dt_temp
+
+pclver_h=$(PCLSRC)pclver.h
+
 $(PCLOBJ)pcmain.$(OBJ): $(PCLSRC)pcmain.c           \
                         $(AK)                       \
                         $(malloc__h)                \
@@ -61,6 +83,7 @@ $(PCLOBJ)pcmain.$(OBJ): $(PCLSRC)pcmain.c           \
                         $(gxdevice_h)               \
                         $(gxstate_h)                \
                         $(gdevbbox_h)               \
+			$(pclver_h)                 \
                         $(pjparse_h)                \
                         $(pgmand_h)                 \
                         $(plmain_h)                 \
diff --git a/pcl/pcmain.c b/pcl/pcmain.c
index 65e5865f8..f1e65e687 100644
--- a/pcl/pcmain.c
+++ b/pcl/pcmain.c
@@ -33,6 +33,7 @@
 #include "gdevbbox.h"
 #include "pjparse.h"
 #include "pgmand.h"
+#include "pclver.h"
 #include "plmain.h"
 
 /*#define BUFFER_SIZE 1024*/	/* minimum is 17 */
@@ -160,7 +161,7 @@ main(
     imem = ialloc_alloc_state((gs_raw_memory_t *)&gs_memory_default, 20000);
     imem->space = 0;		/****** WRONG ******/
     pl_main_init(&inst, mem);
-    pl_main_process_options(&inst, &args, argv, argc);
+    pl_main_process_options(&inst, &args, argv, argc, PCLVERSION, PCLBUILDATE);
     /****** SHOULD HAVE A STRUCT DESCRIPTOR ******/
     pcls = (pcl_state_t *)gs_alloc_bytes( mem,
                                           sizeof(pcl_state_t),
diff --git a/pl/plmain.c b/pl/plmain.c
index c1416e732..dc8824612 100644
--- a/pl/plmain.c
+++ b/pl/plmain.c
@@ -99,7 +99,7 @@ pl_main_arg_fopen(const char *fname, void *ignore_data)
 #define arg_heap_copy(str) arg_copy(str, &gs_memory_default)
 int
 pl_main_process_options(pl_main_instance_t *pmi, arg_list *pal, char **argv,
-  int argc)
+  int argc, char *version, char *build_date)
 {	gs_memory_t *mem = pmi->memory;
 	const gx_device **dev_list;
 	int num_devs = gs_lib_device_list((const gx_device * const **)&dev_list, NULL);
@@ -254,9 +254,16 @@ out:	if ( arg == 0 || help )
 	    arg_finit(pal);
 	    gs_c_param_list_release(&params);
 	    fprintf(gs_stderr, pl_usage, argv[0]);
+	    if (version)
+		fprintf(gs_stderr, "Version: %s\n", version);
+	    if (build_date)
+		fprintf(gs_stderr, "Build date: %s\n", build_date);
 	    fputs("Devices:", gs_stderr);
-	    for ( i = 0; i < num_devs; ++i )
-	      fprintf(gs_stderr, " %s", gs_devicename(dev_list[i]));
+	    for ( i = 0; i < num_devs; ++i ) {
+		if ( ( (i + 1) )  % 9 == 0 )
+		    fputs("\n", gs_stderr);
+		fprintf(gs_stderr, " %s", gs_devicename(dev_list[i]));
+	    }
 	    fputs("\n", gs_stderr);
 	    exit(1);
 	  }
diff --git a/pl/plmain.h b/pl/plmain.h
index fb5548387..4f1c0a88c 100644
--- a/pl/plmain.h
+++ b/pl/plmain.h
@@ -39,10 +39,12 @@ void pl_main_init_standard_io(void);
 /* Initialize the instance parameters. */
 void pl_main_init(P2(pl_main_instance_t *pmi, gs_memory_t *memory));
 
-/* Process the options on the command line, */
-/* including making the initial device and setting its parameters. */
-int pl_main_process_options(P4(pl_main_instance_t *pmi, arg_list *pal,
-			       char **argv, int argc));
+/* Process the options on the command line, including making the
+   initial device and setting its parameters.  Clients can also pass
+   in a version number and build date that will be printed as part of
+   the "usage" statement */
+int pl_main_process_options(P6(pl_main_instance_t *pmi, arg_list *pal,
+			       char **argv, int argc, char *version, char *build_date));
 
 /* Allocate and initialize the first graphics state. */
 #ifndef gs_state_DEFINED
diff --git a/pxl/pxmain.c b/pxl/pxmain.c
index 4e3583bd7..593105ba3 100644
--- a/pxl/pxmain.c
+++ b/pxl/pxmain.c
@@ -130,7 +130,7 @@ main(int argc, char *argv[])
 	imem = ialloc_alloc_state((gs_raw_memory_t *)&gs_memory_default, 20000);
 	imem->space = 0;		/****** WRONG ******/
 	pl_main_init(&inst, mem);
-	pl_main_process_options(&inst, &args, argv, argc);
+	pl_main_process_options(&inst, &args, argv, argc, NULL, NULL);
 	pl_main_make_gstate(&inst, &pgs);
 	st = px_process_alloc(mem);
 	pxs = px_state_alloc(mem);