Fix `unused-result' warnings.

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>

diff --git a/clients/dnd.c b/clients/dnd.c
index e3d3c34..8e67dc4 100644 (file)
--- a/clients/dnd.c
+++ b/clients/dnd.c
@@ -272,7 +272,9 @@ data_source_send(void *data, struct wl_data_source *source,
        dnd_flower_message.x_offset = dnd_drag->x_offset;
        dnd_flower_message.y_offset = dnd_drag->y_offset;
 
-       write(fd, &dnd_flower_message, sizeof dnd_flower_message);
+       if (write(fd, &dnd_flower_message, sizeof dnd_flower_message) < 0)
+               abort();
+
        close(fd);
 }
 

diff --git a/clients/window.c b/clients/window.c
index 73b7e88..9f5b837 100644 (file)
--- a/clients/window.c
+++ b/clients/window.c
@@ -1984,7 +1984,9 @@ data_offer_receive_data(struct data_offer *offer, const char *mime_type,
 {
        int p[2];
 
-       pipe2(p, O_CLOEXEC);
+       if (pipe2(p, O_CLOEXEC) == -1)
+               return;
+
        wl_data_offer_receive(offer->offer, mime_type, p[1]);
        close(p[1]);
 

diff --git a/shared/image-loader.c b/shared/image-loader.c
index 98cc431..029b92e 100644 (file)
--- a/shared/image-loader.c
+++ b/shared/image-loader.c
@@ -157,7 +157,7 @@ read_func(png_structp png, png_bytep data, png_size_t size)
 {
        FILE *fp = png_get_io_ptr(png);
 
-       if (fread(data, 1, size, fp) < 0)
+       if (fread(data, 1, size, fp) != size)
                png_error(png, NULL);
 }
 
@@ -356,7 +356,9 @@ load_image(const char *filename)
        if (fp == NULL)
                return NULL;
 
-       fread(header, sizeof header, 1, fp);
+       if (fread(header, sizeof header, 1, fp) != 1)
+               return NULL;
+
        rewind(fp);
        for (i = 0; i < ARRAY_LENGTH(loaders); i++) {
                if (memcmp(header, loaders[i].header,