---
src/shared/util.c | 48 +++-
1 file changed, 15 insertions(+), 33 deletions(-)
diff --git a/src/shared/util.c b/src/shared/util.c
index db3051d..354d7eb 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -404,8 +404,7 @@ char *split(const char *c, size_t *l, const char
*separator, bool quoted, char *
int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
int r;
-_cleanup_fclose_ FILE *f = NULL;
-char line[LINE_MAX];
+_cleanup_free_ char *line = NULL;
long unsigned ppid;
const char *p;
@@ -418,14 +417,9 @@ int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
}
p = procfs_file_alloca(pid, stat);
-f = fopen(p, re);
-if (!f)
-return -errno;
-
-if (!fgets(line, sizeof(line), f)) {
-r = feof(f) ? -EIO : -errno;
+r = read_one_line_file(p, line);
+if (r 0)
return r;
-}
/* Let's skip the pid and comm fields. The latter is enclosed
* in () but does not escape any () in its value, so let's
@@ -452,25 +446,17 @@ int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
}
int get_starttime_of_pid(pid_t pid, unsigned long long *st) {
-_cleanup_fclose_ FILE *f = NULL;
-char line[LINE_MAX];
+int r;
+_cleanup_free_ char *line = NULL;
const char *p;
assert(pid = 0);
assert(st);
p = procfs_file_alloca(pid, stat);
-
-f = fopen(p, re);
-if (!f)
-return errno == ENOENT ? -ESRCH : -errno;
-
-if (!fgets(line, sizeof(line), f)) {
-if (ferror(f))
-return -errno;
-
-return -EIO;
-}
+r = read_one_line_file(p, line);
+if (r 0)
+return r;
/* Let's skip the pid and comm fields. The latter is enclosed
* in () but does not escape any () in its value, so let's
@@ -2491,21 +2477,17 @@ int getttyname_harder(int fd, char **r) {
}
int get_ctty_devnr(pid_t pid, dev_t *d) {
-_cleanup_fclose_ FILE *f = NULL;
-char line[LINE_MAX], *p;
+int r;
+_cleanup_free_ char *line = NULL;
+const char *p;
unsigned long ttynr;
-const char *fn;
assert(pid = 0);
-fn = procfs_file_alloca(pid, stat);
-
-f = fopen(fn, re);
-if (!f)
-return -errno;
-
-if (!fgets(line, sizeof(line), f))
-return feof(f) ? -EIO : -errno;
+p = procfs_file_alloca(pid, stat);
+r = read_one_line_file(p, line);
+if (r 0)
+return r;
p = strrchr(line, ')');
if (!p)
--
1.8.5.2
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