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- Fix a segfault on non-printable character. (#216296)

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This commit is contained in:
Akira TAGOH 2006-12-04 11:34:52 +00:00
parent 158e47ea2b
commit a055aa27e2
2 changed files with 53 additions and 1 deletions
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47
paps-0.6.6-fix-wcswidth.patch Normal file
View File

@ -0,0 +1,47 @@
diff -ruN paps-0.6.6.orig/src/paps.c paps-0.6.6/src/paps.c
--- paps-0.6.6.orig/src/paps.c 2006-12-04 20:08:36.000000000 +0900
+++ paps-0.6.6/src/paps.c 2006-12-04 20:16:59.000000000 +0900
@@ -712,7 +712,7 @@
PangoRectangle ink_rect, logical_rect;
wchar_t *wtext, *wnewtext;
gchar *newtext;
- size_t i, len, wwidth = 0, n;
+ int i, len, wwidth = 0, n;
wtext = (wchar_t *)g_utf8_to_ucs4 (para->text, para->length, NULL, NULL, NULL);
if (wtext == NULL)
@@ -722,11 +722,17 @@
}
len = wcswidth (wtext);
+ if (len < 0)
+ {
+ /* assuming that width of all characters in wtext may be 1 */
+ len = wcslen (wtext);
+ }
/* the amount of characters to be able to put on the line against CPI */
n = page_layout->column_width / 72.0 * cpi;
if (len > n)
{
- wnewtext = g_new (wchar_t, wcslen (wtext) + 1);
+ len = wcslen (wtext);
+ wnewtext = g_new (wchar_t, len + 1);
if (wnewtext == NULL)
{
fprintf (stderr, "Failed to allocate a memory.\n");
@@ -735,7 +741,14 @@
}
for (i = 0; i < len; i++)
{
- wwidth += wcwidth (wtext[i]);
+ int w = wcwidth (wtext[i]);
+
+ if (w < 0)
+ {
+ /* assuming that a width of this character may be 1 */
+ w = 1;
+ }
+ wwidth += w;
if (wwidth > n)
break;
wnewtext[i] = wtext[i];

7
paps.spec
View File

@ -1,6 +1,6 @@
Name: paps
Version: 0.6.6
Release: 16%{?dist}
Release: 17%{?dist}
License: LGPL
URL: http://paps.sourceforge.net/
@ -25,6 +25,7 @@ Patch8: paps-0.6.6-wordwrap.patch
## fixed in CVS
Patch9: paps-0.6.6-cpilpi.patch
Patch10: paps-0.6.6-exitcode.patch
Patch11: paps-0.6.6-fix-wcswidth.patch
Patch50: paps-cups.patch
Summary: Plain Text to PostScript converter
@ -45,6 +46,7 @@ paps is a PostScript converter from plain text file using Pango.
%patch8 -p1 -b .wordwrap
%patch9 -p1 -b .cpilpi
%patch10 -p1 -b .exitcode
%patch11 -p1 -b .wcswidth
%patch50 -p1 -b .cups
aclocal
automake
@ -78,6 +80,9 @@ rm -rf $RPM_BUILD_ROOT
%changelog
* Mon Dec 4 2006 Akira TAGOH <tagoh@redhat.com> - 0.6.6-17
- Fix a segfault on non-printable character. (#216296)
* Sat Sep 30 2006 Akira TAGOH <tagoh@redhat.com> - 0.6.6-16
- paps-0.6.6-exitcode.patch: exit immediately with proper exit code
when unrecoverable error occurs. (#208592)