ghostscript/ghostscript-wrf-snprintf.patch
Tim Waugh 57b8712a83 Test build for debugging bug #979681.
WRF_wfloat() now aborts if the buffer would have been truncated.
2013-07-09 11:47:46 +01:00

23 lines
767 B
Diff

diff -up ghostscript-9.07/base/wrfont.c.wrf-snprintf ghostscript-9.07/base/wrfont.c
--- ghostscript-9.07/base/wrfont.c.wrf-snprintf 2013-07-01 13:02:33.373244683 +0100
+++ ghostscript-9.07/base/wrfont.c 2013-07-01 13:04:55.022864299 +0100
@@ -72,7 +72,8 @@ WRF_wfloat(WRF_output * a_output, double
{
char buffer[32];
- gs_sprintf(buffer, "%f", a_float);
+ if (gs_snprintf(buffer, sizeof (buffer), "%f", a_float) >= sizeof (buffer))
+ abort();
WRF_wstring(a_output, buffer);
}
@@ -81,6 +82,7 @@ WRF_wint(WRF_output * a_output, long a_i
{
char buffer[32];
- gs_sprintf(buffer, "%ld", a_int);
+ if (gs_snprintf(buffer, sizeof (buffer), "%ld", a_int) >= sizeof (buffer))
+ abort();
WRF_wstring(a_output, buffer);
}