Merge remote-tracking branch 'whot/for-keith'

dix/devices.c

@@ -985,6 +985,8 @@ CloseDownDevices(void)
 {
     DeviceIntPtr dev;
 
+    OsBlockSignals();
+
     /* Float all SDs before closing them. Note that at this point resources
      * (e.g. cursors) have been freed already, so we can't just call
      * AttachDevice(NULL, dev, NULL). Instead, we have to forcibly set master
@@ -1007,6 +1009,8 @@ CloseDownDevices(void)
     inputInfo.keyboard = NULL;
     inputInfo.pointer = NULL;
     XkbDeleteRulesDflts();
+
+    OsReleaseSignals();
 }
 
 /**

hw/xfree86/common/xf86Xinput.c

@@ -910,35 +910,38 @@ NewInputDeviceRequest (InputOption *options, InputAttributes *attrs,
         return BadAlloc;
 
     nt_list_for_each_entry(option, options, list.next) {
-        if (strcasecmp(input_option_get_key(option), "driver") == 0) {
+        const char *key = input_option_get_key(option);
+        const char *value = input_option_get_value(option);
+
+        if (strcasecmp(key, "driver") == 0) {
             if (pInfo->driver) {
                 rval = BadRequest;
                 goto unwind;
             }
-            pInfo->driver = xstrdup(input_option_get_value(option));
+            pInfo->driver = xstrdup(value);
             if (!pInfo->driver) {
                 rval = BadAlloc;
                 goto unwind;
             }
         }
 
-        if (strcasecmp(input_option_get_key(option), "name") == 0 ||
-            strcasecmp(input_option_get_key(option), "identifier") == 0) {
+        if (strcasecmp(key, "name") == 0 ||
+            strcasecmp(key, "identifier") == 0) {
             if (pInfo->name) {
                 rval = BadRequest;
                 goto unwind;
             }
-            pInfo->name = xstrdup(input_option_get_value(option));
+            pInfo->name = xstrdup(value);
             if (!pInfo->name) {
                 rval = BadAlloc;
                 goto unwind;
             }
         }
 
-        if (strcmp(input_option_get_key(option), "_source") == 0 &&
-            (strcmp(input_option_get_value(option), "server/hal") == 0 ||
-             strcmp(input_option_get_value(option), "server/udev") == 0 ||
-             strcmp(input_option_get_value(option), "server/wscons") == 0)) {
+        if (strcmp(key, "_source") == 0 &&
+            (strcmp(value, "server/hal") == 0 ||
+             strcmp(value, "server/udev") == 0 ||
+             strcmp(value, "server/wscons") == 0)) {
             is_auto = 1;
             if (!xf86Info.autoAddDevices) {
                 rval = BadMatch;

hw/xfree86/parser/scan.c

@@ -1093,7 +1093,7 @@ char *
 xf86addComment(char *cur, char *add)
 {
 	char *str;
-	int len, curlen, iscomment, hasnewline = 0, endnewline;
+	int len, curlen, iscomment, hasnewline = 0, insnewline, endnewline;
 
 	if (add == NULL || add[0] == '\0')
 		return cur;
@@ -1118,14 +1118,23 @@ xf86addComment(char *cur, char *add)
 
 	len = strlen(add);
 	endnewline = add[len - 1] == '\n';
-	len +=  1 + iscomment + (!hasnewline) + (!endnewline) + eol_seen;
 
-	if ((str = realloc(cur, len + curlen)) == NULL)
+	insnewline = eol_seen || (curlen && !hasnewline);
+	if (insnewline)
+		len++;
+	if (!iscomment)
+		len++;
+	if (!endnewline)
+		len++;
+
+	/* Allocate + 1 char for '\0' terminator. */
+	str = realloc(cur, curlen + len + 1);
+	if (!str)
 		return cur;
 
 	cur = str;
 
-	if (eol_seen || (curlen && !hasnewline))
+	if (insnewline)
 		cur[curlen++] = '\n';
 	if (!iscomment)
 		cur[curlen++] = '#';

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;
 }

test/xi2/protocol-common.c

@@ -108,6 +108,7 @@ TestPointerProc(DeviceIntPtr pDev, int what)
         pDev->valuator->axisVal[1] = screenInfo.screens[0]->height / 2;
         pDev->last.valuators[1] = pDev->valuator->axisVal[1];
 
+        /* protocol-xiquerydevice.c relies on these increment */
         SetScrollValuator(pDev, 2, SCROLL_TYPE_VERTICAL, 2.4, SCROLL_FLAG_NONE);
         SetScrollValuator(pDev, 3, SCROLL_TYPE_HORIZONTAL, 3.5, SCROLL_FLAG_PREFERRED);
         break;

test/xi2/protocol-eventconvert.c

@@ -389,9 +389,7 @@ static void test_values_XIDeviceEvent(DeviceEvent *in, xXIDeviceEvent *out,
             {
                 FP3232 vi, vo;
 
-                vi.integral = trunc(in->valuators.data[i]);
-                vi.frac = (in->valuators.data[i] - vi.integral) * (1UL << 32);
-
+                vi = double_to_fp3232(in->valuators.data[i]);
                 vo = *values;
 
                 if (swap)

test/xi2/protocol-xiquerydevice.c

@@ -213,9 +213,9 @@ static void reply_XIQueryDevice_data(ClientPtr client, int len, char *data, void
                             }
 
                             assert(si->increment.integral == si->number);
-                            /* FIXME: frac testing with float/FP issues? */
-                            assert(si->increment.frac > 0.3  * (1UL << 32));
-                            assert(si->increment.frac < 0.6  * (1UL << 32));
+                            /* protocol-common.c sets up increments of 2.4 and 3.5 */
+                            assert(si->increment.frac > 0.3  * (1ULL << 32));
+                            assert(si->increment.frac < 0.6  * (1ULL << 32));
                         }
 
                     }