int read_one_line_file(const char *fn, char **line) {
FILE *f;
int r;
- char t[64], *c;
+ char t[2048], *c;
assert(fn);
assert(line);
return r;
}
+char *truncate_nl(char *s) {
+ assert(s);
+
+ s[strcspn(s, NEWLINE)] = 0;
+ return s;
+}
+
+int get_process_name(pid_t pid, char **name) {
+ char *p;
+ int r;
+
+ assert(pid >= 1);
+ assert(name);
+
+ if (asprintf(&p, "/proc/%llu/comm", (unsigned long long) pid) < 0)
+ return -ENOMEM;
+
+ r = read_one_line_file(p, name);
+ free(p);
+
+ if (r < 0)
+ return r;
+
+ truncate_nl(*name);
+ return 0;
+}
+
char *strappend(const char *s, const char *suffix) {
size_t a, b;
char *r;
}
+char *delete_chars(char *s, const char *bad) {
+ char *f, *t;
+
+ /* Drops all whitespace, regardless where in the string */
+
+ for (f = s, t = s; *f; f++) {
+ if (strchr(bad, *f))
+ continue;
+
+ *(t++) = *f;
+ }
+
+ *t = 0;
+
+ return s;
+}
+
char *file_in_same_dir(const char *path, const char *filename) {
char *e, *r;
size_t k;
return -errno;
while ((de = readdir(d))) {
- int fd;
+ int fd = -1;
if (de->d_name[0] == '.')
continue;
return r;
}
+bool chars_intersect(const char *a, const char *b) {
+ const char *p;
+
+ /* Returns true if any of the chars in a are in b. */
+ for (p = a; *p; p++)
+ if (strchr(b, *p))
+ return true;
+
+ return false;
+}
+
static const char *const ioprio_class_table[] = {
[IOPRIO_CLASS_NONE] = "none",
[IOPRIO_CLASS_RT] = "realtime",