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Diffstat (limited to 'xorg-server/test/xfree86.c')
-rw-r--r--xorg-server/test/xfree86.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/xorg-server/test/xfree86.c b/xorg-server/test/xfree86.c
index 7012e90c3..448aa915e 100644
--- a/xorg-server/test/xfree86.c
+++ b/xorg-server/test/xfree86.c
@@ -29,6 +29,7 @@
#include "xf86.h"
+#include "xf86Parser.h"
static void
xfree86_option_list_duplicate(void)
@@ -73,9 +74,34 @@ xfree86_option_list_duplicate(void)
assert(a && b);
}
+static void
+xfree86_add_comment(void)
+{
+ char *current = NULL, *comment;
+ char compare[1024] = {0};
+
+ comment = "# foo";
+ current = xf86addComment(current, comment);
+ strcpy(compare, comment);
+ strcat(compare, "\n");
+
+ assert(!strcmp(current, compare));
+
+ /* this used to overflow */
+ strcpy(current, "\n");
+ comment = "foobar\n";
+ current = xf86addComment(current, comment);
+ strcpy(compare, "\n#");
+ strcat(compare, comment);
+ assert(!strcmp(current, compare));
+
+ free(current);
+}
+
int main(int argc, char** argv)
{
xfree86_option_list_duplicate();
+ xfree86_add_comment();
return 0;
}