scripts/dtc/fstree.c

Source file repositories/reference/linux-study-clean/scripts/dtc/fstree.c

File Facts

System
Linux kernel
Corpus path
scripts/dtc/fstree.c
Extension
.c
Size
1548 bytes
Lines
77
Domain
Support Tooling And Documentation
Bucket
scripts
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

if (S_ISREG(st.st_mode)) {
			struct property *prop;
			FILE *pfile;

			pfile = fopen(tmpname, "rb");
			if (! pfile) {
				fprintf(stderr,
					"WARNING: Cannot open %s: %s\n",
					tmpname, strerror(errno));
			} else {
				prop = build_property(de->d_name,
						      data_copy_file(pfile,
								     st.st_size),
						      NULL);
				add_property(tree, prop);
				fclose(pfile);
			}
		} else if (S_ISDIR(st.st_mode)) {
			struct node *newchild;

			newchild = read_fstree(tmpname);
			newchild = name_node(newchild, xstrdup(de->d_name));
			add_child(tree, newchild);
		}

		free(tmpname);
	}

	closedir(d);
	return tree;
}

struct dt_info *dt_from_fs(const char *dirname)
{
	struct node *tree;

	tree = read_fstree(dirname);
	tree = name_node(tree, "");

	return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree));
}

Annotation

Implementation Notes