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Fix gcc warning with use of strncpy

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cold-brewed
2024-03-27 14:16:21 -04:00
parent fb53ed47b0
commit bf09f6c9fc
1 changed files with 5 additions and 0 deletions
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5
src/disk/zip.c
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@@ -532,6 +532,11 @@ zip_load(zip_t *dev, char *fn)
fatal("zip_load(): Error seeking to the beginning of the file\n");
strncpy(dev->drv->image_path, fn, sizeof(dev->drv->image_path) - 1);
// After using strncpy, dev->drv->image_path needs to be explicitly null terminated to make gcc happy.
// In the event strlen(dev->drv->image_path) == sizeof(dev->drv->image_path) (no null terminator)
// it is placed at the very end. Otherwise, it is placed right after the string.
const size_t term = strlen(dev->drv->image_path) == sizeof(dev->drv->image_path) ? sizeof(dev->drv->image_path) - 1 : strlen(dev->drv->image_path);
dev->drv->image_path[term] = '\0';
return 1;
}