diff options
Diffstat (limited to 'UICaboodle')
| -rw-r--r-- | UICaboodle/BrowserView.m | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/UICaboodle/BrowserView.m b/UICaboodle/BrowserView.m index cb16bc8..93e253b 100644 --- a/UICaboodle/BrowserView.m +++ b/UICaboodle/BrowserView.m @@ -240,8 +240,22 @@ - (NSNumber *) du:(NSString *)path { NSNumber *value(nil); - /* XXX: omfg this is stupid */ - if (FILE *du = popen([[@"du -s " stringByAppendingString:path] UTF8String], "r")) { + int fds[2]; + _assert(pipe(fds) != -1); + + pid_t pid(ExecFork()); + if (pid == 0) { + _assert(dup2(fds[1], 1) != -1); + _assert(close(fds[0]) != -1); + _assert(close(fds[1]) != -1); + execlp("du", "du", "-s", [path UTF8String], NULL); + exit(1); + _assert(false); + } + + _assert(close(fds[1]) != -1); + + if (FILE *du = fdopen(fds[0], "r")) { char line[1024]; while (fgets(line, sizeof(line), du) != NULL) { size_t length(strlen(line)); @@ -253,8 +267,15 @@ } } - pclose(du); - } + fclose(du); + } else _assert(close(fds[0])); + + int status; + wait: + if (waitpid(pid, &status, 0) == -1) + if (errno == EINTR) + goto wait; + else _assert(false); return value; } |