mirror of
https://gitlab.freedesktop.org/libinput/libinput.git
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2a1095924b
This uses the .clang-format file in the follow-up commit, but committed prior to that to ease review of said file and various integrations. Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1246>
141 lines
3.3 KiB
C
141 lines
3.3 KiB
C
/*
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* Copyright © 2024 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include "config.h"
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#include <dirent.h>
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#include <errno.h>
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#include <libgen.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "util-strings.h"
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static inline int
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mkdir_p(const char *dir)
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{
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char *path, *parent;
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int rc;
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if (streq(dir, "/"))
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return 0;
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path = safe_strdup(dir);
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parent = dirname(path);
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rc = mkdir_p(parent);
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free(path);
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if (rc < 0)
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return rc;
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rc = mkdir(dir, 0755);
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return (rc == -1 && errno != EEXIST) ? -errno : 0;
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}
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DEFINE_TRIVIAL_CLEANUP_FUNC(DIR *, closedir);
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static inline int
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rmdir_r(const char *dir)
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{
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_cleanup_(closedirp) DIR *d = opendir(dir);
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if (!d)
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return -errno;
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struct dirent *entry;
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int rc = 0;
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while (rc >= 0 && (entry = readdir(d))) {
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if (streq(entry->d_name, ".") || streq(entry->d_name, ".."))
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continue;
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_autofree_ char *path = strdup_printf("%s/%s", dir, entry->d_name);
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struct stat st;
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if (stat(path, &st) < 0)
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return -errno;
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if (S_ISDIR(st.st_mode))
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rc = rmdir_r(path);
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else
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rc = unlink(path) < 0 ? -errno : 0;
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}
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rc = rmdir(dir) < 0 ? -errno : rc;
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return rc;
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}
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static inline void
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xclose(int *fd)
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{
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if (*fd > -1) {
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close(*fd);
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*fd = -1;
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}
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}
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/**
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* In the NULL-terminated list of directories
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* search for files with the given suffix and return
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* a filename-ordered NULL-terminated list of those
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* full paths.
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*
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* The directories are given in descending priority order.
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* Any file with a given filename shadows the same file
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* in another directory of lower sorting order.
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*
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* If nfiles is not NULL, it is set to the number of
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* files returned (not including the NULL terminator).
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*/
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char **
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list_files(const char **directories, const char *suffix, size_t *nfiles);
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struct tmpdir {
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char *path;
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};
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static inline void
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tmpdir_destroy(struct tmpdir *tmpdir)
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{
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/* String check so we can't accidentally rm -rf */
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if (tmpdir->path && strstr(tmpdir->path, "tmpdir-")) {
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rmdir_r(tmpdir->path);
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free(tmpdir->path);
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}
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free(tmpdir);
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}
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DEFINE_DESTROY_CLEANUP_FUNC(tmpdir);
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static inline struct tmpdir *
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tmpdir_create(const char *basedir)
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{
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_destroy_(tmpdir) *tmpdir = zalloc(sizeof(*tmpdir));
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tmpdir->path = strdup_printf("%s/tmpdir-XXXXXX", basedir ? basedir : "/tmp");
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if (!mkdtemp(tmpdir->path))
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return NULL;
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return steal(&tmpdir);
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}
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