diff options
| -rw-r--r-- | scrap/find.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/scrap/find.c b/scrap/find.c new file mode 100644 index 00000000..92744b17 --- /dev/null +++ b/scrap/find.c @@ -0,0 +1,48 @@ +#include <dirent.h> +#include <err.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <sysexits.h> + +static const char *path[1024]; +static size_t depth; + +static void traverse(int parent, const char *name) { + path[depth++] = name; + + int fd = openat(parent, name, O_RDONLY); + if (fd < 0) err(EX_NOINPUT, "%s", name); + + DIR *dir = fdopendir(fd); + if (!dir) err(EX_IOERR, "%s", name); + + struct dirent *entry; + while (NULL != (entry = readdir(dir))) { + if (entry->d_namlen == 1 && entry->d_name[0] == '.') continue; + if ( + entry->d_namlen == 2 + && entry->d_name[0] == '.' + && entry->d_name[1] == '.' + ) continue; + + if (entry->d_type == DT_DIR) { + traverse(fd, entry->d_name); + } + + for (size_t i = 0; i < depth; ++i) { + printf("%s/", path[i]); + } + printf("%s\n", entry->d_name); + } + // TODO: Check error. + + closedir(dir); + depth--; +} + +int main(int argc, char *argv[]) { + if (argc < 2) return EX_USAGE; + traverse(AT_FDCWD, argv[1]); + return EX_OK; +} |