Added two new options (-D and -I) to specify image names and a

subdirectory to place the images in.

Change syntax from \Ox to \O[x].

* src/devices/grohtml/post-html.cc (main): Add options.
(usage): Updated.
* src/preproc/html/pre-html.cc: Include `stdarg.h'.
Use `NULL' instead of `0' for null string pointers.
(MAX_RETRIES): New macro.
(lengthOfintToStr, intToStr, make_message): New functions.
(makeFileName): Make function static.
Implement -D and -I options.
(checkImageDir): New function.
(write_end_image, write_start_image): Use new syntax of O.
(createAllPages, removeAllPages): Implement -D and -I options.  Use
make_message().
(createImage): Use make_message().
(addps4html): Add guard for malloc().
(usage, scanArguments): Updated.
(makeTempFiles): Use mkstemp().
(removeTempFiles): Use unlink().
(findPrefix): Add guard for malloc().
(main): Updated.
* src/roff/troff/input.cc (get_delim_file_name): New function to
parse O.
(do_suppress): Updated to parse new syntax.
* src/devices/grohtml/grohtml.man: Updated.
* tmac/www.tmac: Updated to new syntax.

* NEWS: Updated.

1 files changed, 19 insertions, 3 deletions

diff --git a/src/devices/grohtml/grohtml.man b/src/devices/grohtml/grohtml.man
index dc1df882..24dd0e80 100644
--- a/src/devices/grohtml/grohtml.man
+++ b/src/devices/grohtml/grohtml.man
@@ -37,8 +37,10 @@ grohtml \- html driver for groff
 .el .RB "[\ " "\\$1" "\ ]"
 ..
 .OP \-v?lrn
+.OP \-D dir
 .OP \-F dir
 .OP \-i resolution
+.OP \-I image stem
 .OP \-o image vertical offset
 .RI "[\ " files\|.\|.\|. "\ ]"
 .br
@@ -88,8 +90,9 @@ Turns off the automatic header and footer line (html rule).
 .TP
 .B -n
 Generate simple heading anchors whenever a section/number heading is found.
-Without the option the anchor value is the textual heading. This can cause problems
-when a heading contains a `?' on some brousers (netscape).
+Without the option the anchor value is the textual heading.
+This can cause problems when a heading contains a `?' on some brousers
+(netscape).
 This flag is automatically turned on if a heading contains an image.
 .TP
 .BI \-F dir
@@ -101,10 +104,23 @@ is the name of the device, usually
 .BR html .
 .TP
 .BI \-i resolution
-select the resolution for all images.
+Select the resolution for all images.
 By default this is 80 pixels per inch.
 Example: -i100 indicates 100 pixels per inch.
 .TP
+.BI \-I stem
+Determine the image stem name.
+If omitted grohtml uses
+.BI grohtml- XXX
+.RI ( XXX
+is the process ID).
+.TP
+.BI \-D dir
+Inform
+.B grohtml
+to place all image files into directory
+.IR dir .
+.TP
 .B \-v
 Print the version number.
 .TP