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authorbigbiff <bigbiff@teamw.in>2015-01-02 01:44:14 +0100
committerDees Troy <dees_troy@teamw.in>2015-01-05 04:38:42 +0100
commit7b4c7a681cc4c0a53dc8a8baf4853e921cfbf5de (patch)
treefb69cb515cb4ab675d5850684cc402100b7a2a22 /libblkid/procutils.c
parentcrypto: remove unused libs and clean up makefile (diff)
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Diffstat (limited to '')
-rw-r--r--libblkid/procutils.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/libblkid/procutils.c b/libblkid/procutils.c
deleted file mode 100644
index 52e9ee383..000000000
--- a/libblkid/procutils.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (C) 2011 Davidlohr Bueso <dave@gnu.org>
- *
- * procutils.c: General purpose procfs parsing utilities
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Library Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Library Public License for more details.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <dirent.h>
-#include <ctype.h>
-
-#include "procutils.h"
-#include "c.h"
-
-/*
- * @pid: process ID for which we want to obtain the threads group
- *
- * Returns: newly allocated tasks structure
- */
-struct proc_tasks *proc_open_tasks(pid_t pid)
-{
- struct proc_tasks *tasks;
- char path[PATH_MAX];
-
- sprintf(path, "/proc/%d/task/", pid);
-
- tasks = malloc(sizeof(struct proc_tasks));
- if (tasks) {
- tasks->dir = opendir(path);
- if (tasks->dir)
- return tasks;
- }
-
- free(tasks);
- return NULL;
-}
-
-/*
- * @tasks: allocated tasks structure
- *
- * Returns: nothing
- */
-void proc_close_tasks(struct proc_tasks *tasks)
-{
- if (tasks && tasks->dir)
- closedir(tasks->dir);
- free(tasks);
-}
-
-/*
- * @tasks: allocated task structure
- * @tid: [output] one of the thread IDs belonging to the thread group
- * If when an error occurs, it is set to 0.
- *
- * Returns: 0 on success, 1 on end, -1 on failure or no more threads
- */
-int proc_next_tid(struct proc_tasks *tasks, pid_t *tid)
-{
- struct dirent *d;
- char *end;
-
- if (!tasks || !tid)
- return -1;
-
- *tid = 0;
- errno = 0;
-
- do {
- d = readdir(tasks->dir);
- if (!d)
- return errno ? -1 : 1; /* error or end-of-dir */
-
- if (!isdigit((unsigned char) *d->d_name))
- continue;
-
- *tid = (pid_t) strtol(d->d_name, &end, 10);
- if (errno || d->d_name == end || (end && *end))
- return -1;
-
- } while (!*tid);
-
- return 0;
-}
-
-#ifdef TEST_PROGRAM
-
-int main(int argc, char *argv[])
-{
- pid_t tid, pid;
- struct proc_tasks *ts;
-
- if (argc != 2) {
- fprintf(stderr, "usage: %s <pid>\n", argv[0]);
- return EXIT_FAILURE;
- }
-
- pid = strtol(argv[1], (char **) NULL, 10);
- printf("PID=%d, TIDs:", pid);
-
- ts = proc_open_tasks(pid);
- if (!ts)
- err(EXIT_FAILURE, "open list of tasks failed");
-
- while (proc_next_tid(ts, &tid) == 0)
- printf(" %d", tid);
-
- printf("\n");
- proc_close_tasks(ts);
- return EXIT_SUCCESS;
-}
-#endif /* TEST_PROGRAM */