SDL/test/testdropfile.c
Sam Lantinga 3fc447dfc9 Fixed bug 4708 - testdropfile: double-free
Juha Niemim?ki

SDLTest_CommonEvent seems to free the file name so testdropfile prints some garbage to console and crashes when freeing the name again.
2019-07-03 02:37:15 -07:00

100 lines
2.9 KiB
C

/*
Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely.
*/
#include <stdlib.h>
#include <stdio.h>
#include "SDL_test_common.h"
static SDLTest_CommonState *state;
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
static void
quit(int rc)
{
SDLTest_CommonQuit(state);
exit(rc);
}
int
main(int argc, char *argv[])
{
int i, done;
SDL_Event event;
/* Enable standard application logging */
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
/* Initialize test framework */
state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
if (!state) {
return 1;
}
for (i = 1; i < argc;) {
int consumed;
consumed = SDLTest_CommonArg(state, i);
/* needed voodoo to allow app to launch via OS X Finder */
if (SDL_strncmp(argv[i], "-psn", 4)==0) {
consumed = 1;
}
if (consumed == 0) {
consumed = -1;
}
if (consumed < 0) {
SDLTest_CommonLogUsage(state, argv[0], NULL);
quit(1);
}
i += consumed;
}
if (!SDLTest_CommonInit(state)) {
quit(2);
}
for (i = 0; i < state->num_windows; ++i) {
SDL_Renderer *renderer = state->renderers[i];
SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
SDL_RenderClear(renderer);
SDL_RenderPresent(renderer);
}
SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
/* Main render loop */
done = 0;
while (!done) {
/* Check for events */
while (SDL_PollEvent(&event)) {
if (event.type == SDL_DROPBEGIN) {
SDL_Log("Drop beginning on window %u", (unsigned int) event.drop.windowID);
} else if (event.type == SDL_DROPCOMPLETE) {
SDL_Log("Drop complete on window %u", (unsigned int) event.drop.windowID);
} else if ((event.type == SDL_DROPFILE) || (event.type == SDL_DROPTEXT)) {
const char *typestr = (event.type == SDL_DROPFILE) ? "File" : "Text";
char *dropped_filedir = event.drop.file;
SDL_Log("%s dropped on window %u: %s", typestr, (unsigned int) event.drop.windowID, dropped_filedir);
/* Normally you'd have to do this, but this is freed in SDLTest_CommonEvent() */
/*SDL_free(dropped_filedir);*/
}
SDLTest_CommonEvent(state, &event, &done);
}
}
quit(0);
/* keep the compiler happy ... */
return(0);
}
/* vi: set ts=4 sw=4 expandtab: */