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authorLennart Poettering <lennart@poettering.net>2013-04-02 20:31:42 +0200
committerLennart Poettering <lennart@poettering.net>2013-04-03 20:12:56 +0200
commit574d5f2dfc25226afc718aa5ba1a145fe5cad221 (patch)
tree01fc6b70bd622d40da1c60fd04d1f15c85aebd93 /src
parentb6e8f1f03dc8b7579f8c6b00372f136d74c45232 (diff)
util: rename write_one_line_file() to write_string_file()
You can write much more than just one line with this call (and we frequently do), so let's correct the naming.
Diffstat (limited to 'src')
-rw-r--r--src/binfmt/binfmt.c6
-rw-r--r--src/core/cgroup-attr.c2
-rw-r--r--src/core/execute.c2
-rw-r--r--src/core/machine-id-setup.c2
-rw-r--r--src/core/unit.c2
-rw-r--r--src/hostname/hostnamed.c2
-rw-r--r--src/login/logind-dbus.c4
-rw-r--r--src/login/user-sessions.c2
-rw-r--r--src/nspawn/nspawn.c2
-rw-r--r--src/readahead/readahead-common.c4
-rw-r--r--src/shared/capability.c2
-rw-r--r--src/shared/cgroup-util.c22
-rw-r--r--src/shared/fileio-label.c4
-rw-r--r--src/shared/fileio-label.h2
-rw-r--r--src/shared/fileio.c4
-rw-r--r--src/shared/fileio.h4
-rw-r--r--src/shutdownd/shutdownd.c2
-rw-r--r--src/sleep/sleep.c10
-rw-r--r--src/sysctl/sysctl.c2
-rw-r--r--src/timedate/timedated.c2
-rw-r--r--src/udev/udevd.c4
-rw-r--r--src/vconsole/vconsole-setup.c4
22 files changed, 42 insertions, 48 deletions
diff --git a/src/binfmt/binfmt.c b/src/binfmt/binfmt.c
index 909eef732c..9ca1e604c4 100644
--- a/src/binfmt/binfmt.c
+++ b/src/binfmt/binfmt.c
@@ -62,7 +62,7 @@ static int delete_rule(const char *rule) {
if (!fn)
return log_oom();
- return write_one_line_file(fn, "-1");
+ return write_string_file(fn, "-1");
}
static int apply_rule(const char *rule) {
@@ -70,7 +70,7 @@ static int apply_rule(const char *rule) {
delete_rule(rule);
- r = write_one_line_file("/proc/sys/fs/binfmt_misc/register", rule);
+ r = write_string_file("/proc/sys/fs/binfmt_misc/register", rule);
if (r < 0) {
log_error("Failed to add binary format: %s", strerror(-r));
return r;
@@ -197,7 +197,7 @@ int main(int argc, char *argv[]) {
}
/* Flush out all rules */
- write_one_line_file("/proc/sys/fs/binfmt_misc/status", "-1");
+ write_string_file("/proc/sys/fs/binfmt_misc/status", "-1");
STRV_FOREACH(f, files) {
k = apply_file(*f, true);
diff --git a/src/core/cgroup-attr.c b/src/core/cgroup-attr.c
index 2ab4d4623e..7e3e08eabb 100644
--- a/src/core/cgroup-attr.c
+++ b/src/core/cgroup-attr.c
@@ -44,7 +44,7 @@ int cgroup_attribute_apply(CGroupAttribute *a, CGroupBonding *b) {
if (r < 0)
return r;
- r = write_one_line_file(path, v ? v : a->value);
+ r = write_string_file(path, v ? v : a->value);
if (r < 0)
log_warning("Failed to write '%s' to %s: %s", v ? v : a->value, path, strerror(-r));
diff --git a/src/core/execute.c b/src/core/execute.c
index f7353579e9..91815b838e 100644
--- a/src/core/execute.c
+++ b/src/core/execute.c
@@ -1195,7 +1195,7 @@ int exec_spawn(ExecCommand *command,
snprintf(t, sizeof(t), "%i", context->oom_score_adjust);
char_array_0(t);
- if (write_one_line_file("/proc/self/oom_score_adj", t) < 0) {
+ if (write_string_file("/proc/self/oom_score_adj", t) < 0) {
err = -errno;
r = EXIT_OOM_ADJUST;
goto fail_child;
diff --git a/src/core/machine-id-setup.c b/src/core/machine-id-setup.c
index 146c5653c9..51074fea44 100644
--- a/src/core/machine-id-setup.c
+++ b/src/core/machine-id-setup.c
@@ -216,7 +216,7 @@ int machine_id_setup(void) {
* /run/machine-id as a replacement */
m = umask(0022);
- r = write_one_line_file("/run/machine-id", id);
+ r = write_string_file("/run/machine-id", id);
umask(m);
if (r < 0) {
diff --git a/src/core/unit.c b/src/core/unit.c
index 91a00edf71..a0d36569a8 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -2910,7 +2910,7 @@ int unit_write_drop_in(Unit *u, bool runtime, const char *name, const char *data
return r;
mkdir_p(p, 0755);
- return write_one_line_file_atomic_label(q, data);
+ return write_string_file_atomic_label(q, data);
}
int unit_remove_drop_in(Unit *u, bool runtime, const char *name) {
diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index 859b5a0784..b4d6d51402 100644
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -289,7 +289,7 @@ static int write_data_static_hostname(void) {
return 0;
}
- return write_one_line_file_atomic_label("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
+ return write_string_file_atomic_label("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
}
static int write_data_other(void) {
diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 4ae8362211..aa212d1fed 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -886,7 +886,7 @@ static int trigger_device(Manager *m, struct udev_device *d) {
goto finish;
}
- write_one_line_file(t, "change");
+ write_string_file(t, "change");
free(t);
}
@@ -936,7 +936,7 @@ static int attach_device(Manager *m, const char *seat, const char *sysfs) {
mkdir_p_label("/etc/udev/rules.d", 0755);
label_init("/etc");
- r = write_one_line_file_atomic_label(file, rule);
+ r = write_string_file_atomic_label(file, rule);
if (r < 0)
goto finish;
diff --git a/src/login/user-sessions.c b/src/login/user-sessions.c
index c6f8fa79e2..41d32044e9 100644
--- a/src/login/user-sessions.c
+++ b/src/login/user-sessions.c
@@ -70,7 +70,7 @@ int main(int argc, char*argv[]) {
int r, q;
char *cgroup_user_tree = NULL;
- r = write_one_line_file_atomic("/run/nologin", "System is going down.");
+ r = write_string_file_atomic("/run/nologin", "System is going down.");
if (r < 0)
log_error("Failed to create /run/nologin: %s", strerror(-r));
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index b8b692b474..01ef12bf67 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -528,7 +528,7 @@ static int setup_boot_id(const char *dest) {
SD_ID128_FORMAT_VAL(rnd));
char_array_0(as_uuid);
- r = write_one_line_file(from, as_uuid);
+ r = write_string_file(from, as_uuid);
if (r < 0) {
log_error("Failed to write boot id: %s", strerror(-r));
return r;
diff --git a/src/readahead/readahead-common.c b/src/readahead/readahead-common.c
index 81bb16c7a3..ed81c14d89 100644
--- a/src/readahead/readahead-common.c
+++ b/src/readahead/readahead-common.c
@@ -316,7 +316,7 @@ int block_bump_request_nr(const char *p) {
goto finish;
}
- r = write_one_line_file(ap, line);
+ r = write_string_file(ap, line);
if (r < 0)
goto finish;
@@ -399,7 +399,7 @@ int block_set_readahead(const char *p, uint64_t bytes) {
goto finish;
}
- r = write_one_line_file(ap, line);
+ r = write_string_file(ap, line);
if (r < 0)
goto finish;
diff --git a/src/shared/capability.c b/src/shared/capability.c
index cad718d749..321952067d 100644
--- a/src/shared/capability.c
+++ b/src/shared/capability.c
@@ -204,7 +204,7 @@ static int drop_from_file(const char *fn, uint64_t drop) {
if (asprintf(&p, "%u %u", lo, hi) < 0)
return -ENOMEM;
- r = write_one_line_file(fn, p);
+ r = write_string_file(fn, p);
free(p);
return r;
diff --git a/src/shared/cgroup-util.c b/src/shared/cgroup-util.c
index be00b40fa2..15e1b7c055 100644
--- a/src/shared/cgroup-util.c
+++ b/src/shared/cgroup-util.c
@@ -677,9 +677,9 @@ int cg_delete(const char *controller, const char *path) {
}
int cg_attach(const char *controller, const char *path, pid_t pid) {
- char *fs;
+ _cleanup_free_ char *fs = NULL;
+ char c[DECIMAL_STR_MAX(pid_t) + 2];
int r;
- char c[32];
assert(controller);
assert(path);
@@ -693,16 +693,12 @@ int cg_attach(const char *controller, const char *path, pid_t pid) {
pid = getpid();
snprintf(c, sizeof(c), "%lu\n", (unsigned long) pid);
- char_array_0(c);
-
- r = write_one_line_file(fs, c);
- free(fs);
- return r;
+ return write_string_file(fs, c);
}
int cg_set_group_access(const char *controller, const char *path, mode_t mode, uid_t uid, gid_t gid) {
- char *fs;
+ _cleanup_free_ char *fs = NULL;
int r;
assert(controller);
@@ -715,10 +711,7 @@ int cg_set_group_access(const char *controller, const char *path, mode_t mode, u
if (r < 0)
return r;
- r = chmod_and_chown(fs, mode, uid, gid);
- free(fs);
-
- return r;
+ return chmod_and_chown(fs, mode, uid, gid);
}
int cg_set_task_access(const char *controller, const char *path, mode_t mode, uid_t uid, gid_t gid, int sticky) {
@@ -857,7 +850,8 @@ int cg_install_release_agent(const char *controller, const char *agent) {
goto finish;
}
- if ((r = write_one_line_file(fs, line)) < 0)
+ r = write_string_file(fs, line);
+ if (r < 0)
goto finish;
} else if (!streq(sc, agent)) {
@@ -878,7 +872,7 @@ int cg_install_release_agent(const char *controller, const char *agent) {
sc = strstrip(contents);
if (streq(sc, "0")) {
- if ((r = write_one_line_file(fs, "1\n")) < 0)
+ if ((r = write_string_file(fs, "1\n")) < 0)
goto finish;
r = 1;
diff --git a/src/shared/fileio-label.c b/src/shared/fileio-label.c
index 5bf127bcf1..0711826e85 100644
--- a/src/shared/fileio-label.c
+++ b/src/shared/fileio-label.c
@@ -26,14 +26,14 @@
#include "fileio-label.h"
#include "label.h"
-int write_one_line_file_atomic_label(const char *fn, const char *line) {
+int write_string_file_atomic_label(const char *fn, const char *line) {
int r;
r = label_context_set(fn, S_IFREG);
if (r < 0)
return r;
- write_one_line_file_atomic(fn, line);
+ write_string_file_atomic(fn, line);
label_context_clear();
diff --git a/src/shared/fileio-label.h b/src/shared/fileio-label.h
index cc5ce34708..fce4fe0d73 100644
--- a/src/shared/fileio-label.h
+++ b/src/shared/fileio-label.h
@@ -25,5 +25,5 @@
#include <stdio.h>
#include "fileio.h"
-int write_one_line_file_atomic_label(const char *fn, const char *line);
+int write_string_file_atomic_label(const char *fn, const char *line);
int write_env_file_label(const char *fname, char **l);
diff --git a/src/shared/fileio.c b/src/shared/fileio.c
index 1c7d485130..5b8be5ce2d 100644
--- a/src/shared/fileio.c
+++ b/src/shared/fileio.c
@@ -24,7 +24,7 @@
#include "util.h"
#include "strv.h"
-int write_one_line_file(const char *fn, const char *line) {
+int write_string_file(const char *fn, const char *line) {
_cleanup_fclose_ FILE *f = NULL;
assert(fn);
@@ -49,7 +49,7 @@ int write_one_line_file(const char *fn, const char *line) {
return 0;
}
-int write_one_line_file_atomic(const char *fn, const char *line) {
+int write_string_file_atomic(const char *fn, const char *line) {
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *p = NULL;
int r;
diff --git a/src/shared/fileio.h b/src/shared/fileio.h
index 0023204a73..612968b93d 100644
--- a/src/shared/fileio.h
+++ b/src/shared/fileio.h
@@ -23,8 +23,8 @@
#include <stddef.h>
#include "macro.h"
-int write_one_line_file(const char *fn, const char *line);
-int write_one_line_file_atomic(const char *fn, const char *line);
+int write_string_file(const char *fn, const char *line);
+int write_string_file_atomic(const char *fn, const char *line);
int read_one_line_file(const char *fn, char **line);
int read_full_file(const char *fn, char **contents, size_t *size);
diff --git a/src/shutdownd/shutdownd.c b/src/shutdownd/shutdownd.c
index 119385d67f..ee2a328b4e 100644
--- a/src/shutdownd/shutdownd.c
+++ b/src/shutdownd/shutdownd.c
@@ -421,7 +421,7 @@ int main(int argc, char *argv[]) {
log_info("Creating /run/nologin, blocking further logins...");
- e = write_one_line_file_atomic("/run/nologin", "System is going down.");
+ e = write_string_file_atomic("/run/nologin", "System is going down.");
if (e < 0)
log_error("Failed to create /run/nologin: %s", strerror(-e));
else
diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index 070762546b..f5e78c13c6 100644
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -57,12 +57,12 @@ int main(int argc, char *argv[]) {
/* Configure the hibernation mode */
if (streq(argv[1], "hibernate")) {
- if (write_one_line_file("/sys/power/disk", "platform") < 0)
- write_one_line_file("/sys/power/disk", "shutdown");
+ if (write_string_file("/sys/power/disk", "platform") < 0)
+ write_string_file("/sys/power/disk", "shutdown");
} else if (streq(argv[1], "hybrid-sleep")) {
- if (write_one_line_file("/sys/power/disk", "suspend") < 0)
- if (write_one_line_file("/sys/power/disk", "platform") < 0)
- write_one_line_file("/sys/power/disk", "shutdown");
+ if (write_string_file("/sys/power/disk", "suspend") < 0)
+ if (write_string_file("/sys/power/disk", "platform") < 0)
+ write_string_file("/sys/power/disk", "shutdown");
}
f = fopen("/sys/power/state", "we");
diff --git a/src/sysctl/sysctl.c b/src/sysctl/sysctl.c
index 79f3f77676..e0ba78a2fe 100644
--- a/src/sysctl/sysctl.c
+++ b/src/sysctl/sysctl.c
@@ -88,7 +88,7 @@ static int apply_sysctl(const char *property, const char *value) {
}
}
- k = write_one_line_file(p, value);
+ k = write_string_file(p, value);
if (k < 0) {
log_full(k == -ENOENT ? LOG_DEBUG : LOG_WARNING,
"Failed to write '%s' to '%s': %s", value, p, strerror(-k));
diff --git a/src/timedate/timedated.c b/src/timedate/timedated.c
index 1d4d73911e..e068724903 100644
--- a/src/timedate/timedated.c
+++ b/src/timedate/timedated.c
@@ -275,7 +275,7 @@ static int write_data_local_rtc(void) {
}
}
label_init("/etc");
- r = write_one_line_file_atomic_label("/etc/adjtime", w);
+ r = write_string_file_atomic_label("/etc/adjtime", w);
free(w);
return r;
diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index 42cf994b0d..2d9093d741 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -267,7 +267,7 @@ static void worker_new(struct event *event)
prctl(PR_SET_PDEATHSIG, SIGTERM);
/* reset OOM score, we only protect the main daemon */
- write_one_line_file("/proc/self/oom_score_adj", "0");
+ write_string_file("/proc/self/oom_score_adj", "0");
for (;;) {
struct udev_event *udev_event;
@@ -1168,7 +1168,7 @@ int main(int argc, char *argv[])
setsid();
- write_one_line_file("/proc/self/oom_score_adj", "-1000");
+ write_string_file("/proc/self/oom_score_adj", "-1000");
} else {
sd_notify(1, "READY=1");
}
diff --git a/src/vconsole/vconsole-setup.c b/src/vconsole/vconsole-setup.c
index e11fd589cb..84d7c5cba2 100644
--- a/src/vconsole/vconsole-setup.c
+++ b/src/vconsole/vconsole-setup.c
@@ -57,7 +57,7 @@ static int disable_utf8(int fd) {
if (loop_write(fd, "\033%@", 3, false) < 0)
r = -errno;
- k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "0");
+ k = write_string_file("/sys/module/vt/parameters/default_utf8", "0");
if (k < 0)
r = k;
@@ -89,7 +89,7 @@ static int enable_utf8(int fd) {
if (loop_write(fd, "\033%G", 3, false) < 0)
r = -errno;
- k = write_one_line_file("/sys/module/vt/parameters/default_utf8", "1");
+ k = write_string_file("/sys/module/vt/parameters/default_utf8", "1");
if (k < 0)
r = k;