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-rw-r--r--libre/ghostscript-libre/ghostscript-gdevcups-691733.patch107
1 files changed, 107 insertions, 0 deletions
diff --git a/libre/ghostscript-libre/ghostscript-gdevcups-691733.patch b/libre/ghostscript-libre/ghostscript-gdevcups-691733.patch
new file mode 100644
index 000000000..2f93f2e44
--- /dev/null
+++ b/libre/ghostscript-libre/ghostscript-gdevcups-691733.patch
@@ -0,0 +1,107 @@
+diff -up ghostscript-9.00/cups/gdevcups.c.gdevcups-691733 ghostscript-9.00/cups/gdevcups.c
+--- ghostscript-9.00/cups/gdevcups.c.gdevcups-691733 2011-01-10 16:48:57.381703112 +0000
++++ ghostscript-9.00/cups/gdevcups.c 2011-01-10 16:52:02.021813786 +0000
+@@ -2898,11 +2898,12 @@ cups_put_params(gx_device *pdev, /*
+ int margins_set; /* Were the margins set? */
+ int size_set; /* Was the size set? */
+ int color_set; /* Were the color attrs set? */
+- gdev_prn_space_params sp; /* Space parameter data */
++ gdev_prn_space_params sp_old; /* Space parameter data */
+ int width, /* New width of page */
+ height, /* New height of page */
+ width_old = 0, /* Previous width of page */
+ height_old = 0; /* Previous height of page */
++ bool transp_old = 0; /* Previous transparency usage state */
+ ppd_attr_t *backside = NULL,
+ *backsiderequiresflippedmargins = NULL;
+ float swap;
+@@ -2996,11 +2997,23 @@ cups_put_params(gx_device *pdev, /*
+ } \
+ }
+
++ sp_old = ((gx_device_printer *)pdev)->space_params;
++ width_old = pdev->width;
++ height_old = pdev->height;
++ transp_old = cups->page_uses_transparency;
+ size_set = param_read_float_array(plist, ".MediaSize", &arrayval) == 0 ||
+ param_read_float_array(plist, "PageSize", &arrayval) == 0;
+ margins_set = param_read_float_array(plist, "Margins", &arrayval) == 0;
+ color_set = param_read_int(plist, "cupsColorSpace", &intval) == 0 ||
+ param_read_int(plist, "cupsBitsPerColor", &intval) == 0;
++ /* We set the old dimensions to 1 if we have a color depth change, so
++ that memory reallocation gets forced. This is perhaps not the correct
++ approach to prevent crashes like in bug 690435. We keep it for the
++ time being until we decide finally */
++ if (color_set) {
++ width_old = 1;
++ height_old = 1;
++ }
+ /* We also recompute page size and margins if we simply get onto a new
+ page without necessarily having a page size change in the PostScript
+ code, as for some printers margins have to be flipped on the back sides of
+@@ -3081,9 +3094,9 @@ cups_put_params(gx_device *pdev, /*
+ stringoption(cupsPageSizeName, "cupsPageSizeName");
+ #endif /* CUPS_RASTER_SYNCv1 */
+
+- if ((code = param_read_string(plist, "cups->Profile", &stringval)) < 0)
++ if ((code = param_read_string(plist, "cupsProfile", &stringval)) < 0)
+ {
+- param_signal_error(plist, "cups->Profile", code);
++ param_signal_error(plist, "cupsProfile", code);
+ return (code);
+ }
+ else if (code == 0)
+@@ -3096,7 +3109,7 @@ cups_put_params(gx_device *pdev, /*
+
+ cups_set_color_info(pdev);
+
+- /*
++ /*
+ * Then process standard page device options...
+ */
+
+@@ -3404,17 +3417,6 @@ cups_put_params(gx_device *pdev, /*
+ * does not keep track of the margins in the bitmap size...
+ */
+
+- /* We set the old dimensions to -1 if we have a color depth change, so
+- that memory reallocation gets forced. This is perhaps not the correct
+- approach to preven crashes like in bug 690435. We keep it for the
+- time being until we decide finally */
+- if (color_set) {
+- width_old = -1;
+- height_old = -1;
+- } else {
+- width_old = pdev->width;
+- height_old = pdev->height;
+- }
+ if (cups->landscape)
+ {
+ width = (pdev->MediaSize[1] - pdev->HWMargins[1] - pdev->HWMargins[3]) *
+@@ -3457,11 +3459,10 @@ cups_put_params(gx_device *pdev, /*
+ pdev->MediaSize[0], pdev->MediaSize[1], width, height);
+ #endif /* DEBUG */
+
+- sp = ((gx_device_printer *)pdev)->space_params;
+-
+- if ((code = gdev_prn_maybe_realloc_memory((gx_device_printer *)pdev, &sp,
++ if ((code = gdev_prn_maybe_realloc_memory((gx_device_printer *)pdev,
++ &sp_old,
+ width_old, height_old,
+- cups->page_uses_transparency))
++ transp_old))
+ < 0)
+ return (code);
+ #ifdef DEBUG
+@@ -3642,6 +3643,10 @@ cups_set_color_info(gx_device *pdev) /*
+ cups->header.cupsBitsPerPixel = cups->header.cupsBitsPerColor;
+ cups->color_info.depth = cups->header.cupsBitsPerPixel;
+ cups->color_info.num_components = 1;
++ cups->color_info.dither_grays = 1L << cups->header.cupsBitsPerColor;
++ cups->color_info.dither_colors = 1L << cups->header.cupsBitsPerColor;
++ cups->color_info.max_gray = cups->color_info.dither_grays - 1;
++ cups->color_info.max_color = cups->color_info.dither_grays - 1;
+ break;
+
+ case CUPS_CSPACE_CMY :
+