view src/xpm_w32.c @ 13276:6958e700a458 v8.0.1512

patch 8.0.1512: warning for possibly using NULL pointer commit https://github.com/vim/vim/commit/e4db7aedab65abadcc84c78e7a10ec7bb62f11cf Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 13 13:12:11 2018 +0100 patch 8.0.1512: warning for possibly using NULL pointer Problem: Warning for possibly using NULL pointer. (Coverity) Solution: Skip using the pointer if it's NULL.
author Christian Brabandt <cb@256bit.org>
date Tue, 13 Feb 2018 13:15:06 +0100
parents 4aead6a9b7a9
children 15539899a112
line wrap: on
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/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * Load XPM image.
 *
 * This function is placed in separate file because Xpm headers conflict with
 * Vim ones :(
 *
 * Written by Sergey Khorev.
 * http://iamphet.nm.ru/vim/index.html
 */

#ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>

#include "xpm_w32.h"

/* Engage Windows support in libXpm */
#define FOR_MSW

#include "xpm.h"

/*
 * Tries to load an Xpm image from the file "filename".
 * Returns -1 on failure.
 * Returns 0 on success and stores image and mask BITMAPS in "hImage" and
 * "hShape".
 */
    int
LoadXpmImage(
    char    *filename,
    HBITMAP *hImage,
    HBITMAP *hShape)
{
    XImage	    *img;  /* loaded image */
    XImage	    *shp;  /* shapeimage */
    XpmAttributes   attr;
    int		    res;
    HDC		    hdc = CreateCompatibleDC(NULL);

    attr.valuemask = 0;
    res = XpmReadFileToImage(&hdc, filename, &img, &shp, &attr);
    DeleteDC(hdc);
    if (res < 0)
	return -1;
    if (shp == NULL)
    {
	if (img)
	    XDestroyImage(img);
	return -1;
    }
    *hImage = img->bitmap;
    *hShape = shp->bitmap;
    return 0;
}