X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Futil.c;h=67ec5ae747777d7121bb7a9626ea85fd471bf8d9;hb=9473414219330b9febc1d0712bbf49ad74cf962f;hp=7d98dc6e4fb34ff85d8ed1e12a7a38c1448d930e;hpb=7925c22a78d44b705c22a0d0972fb151d540697b;p=elogind.git

diff --git a/src/shared/util.c b/src/shared/util.c
index 7d98dc6e4..67ec5ae74 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -50,7 +50,6 @@
 #include <linux/kd.h>
 #include <dlfcn.h>
 #include <sys/wait.h>
-#include <sys/capability.h>
 #include <sys/time.h>
 #include <glob.h>
 #include <grp.h>
@@ -2707,7 +2706,7 @@ int parse_usec(const char *t, usec_t *usec) {
                 { "m", USEC_PER_MINUTE },
                 { "usec", 1ULL },
                 { "us", 1ULL },
-                { "", USEC_PER_SEC },
+                { "", USEC_PER_SEC }, /* default is sec */
         };
 
         const char *p;
@@ -2753,6 +2752,71 @@ int parse_usec(const char *t, usec_t *usec) {
         return 0;
 }
 
+int parse_nsec(const char *t, nsec_t *nsec) {
+        static const struct {
+                const char *suffix;
+                nsec_t nsec;
+        } table[] = {
+                { "sec", NSEC_PER_SEC },
+                { "s", NSEC_PER_SEC },
+                { "min", NSEC_PER_MINUTE },
+                { "hr", NSEC_PER_HOUR },
+                { "h", NSEC_PER_HOUR },
+                { "d", NSEC_PER_DAY },
+                { "w", NSEC_PER_WEEK },
+                { "msec", NSEC_PER_MSEC },
+                { "ms", NSEC_PER_MSEC },
+                { "m", NSEC_PER_MINUTE },
+                { "usec", NSEC_PER_USEC },
+                { "us", NSEC_PER_USEC },
+                { "nsec", 1ULL },
+                { "ns", 1ULL },
+                { "", 1ULL }, /* default is nsec */
+        };
+
+        const char *p;
+        nsec_t r = 0;
+
+        assert(t);
+        assert(nsec);
+
+        p = t;
+        do {
+                long long l;
+                char *e;
+                unsigned i;
+
+                errno = 0;
+                l = strtoll(p, &e, 10);
+
+                if (errno != 0)
+                        return -errno;
+
+                if (l < 0)
+                        return -ERANGE;
+
+                if (e == p)
+                        return -EINVAL;
+
+                e += strspn(e, WHITESPACE);
+
+                for (i = 0; i < ELEMENTSOF(table); i++)
+                        if (startswith(e, table[i].suffix)) {
+                                r += (nsec_t) l * table[i].nsec;
+                                p = e + strlen(table[i].suffix);
+                                break;
+                        }
+
+                if (i >= ELEMENTSOF(table))
+                        return -EINVAL;
+
+        } while (*p != 0);
+
+        *nsec = r;
+
+        return 0;
+}
+
 int parse_bytes(const char *t, off_t *bytes) {
         static const struct {
                 const char *suffix;
@@ -5639,3 +5703,25 @@ bool in_initrd(void) {
 
         return saved;
 }
+
+void warn_melody(void) {
+        int fd;
+
+        fd = open("/dev/console", O_WRONLY|O_CLOEXEC|O_NOCTTY);
+        if (fd < 0)
+                return;
+
+        /* Yeah, this is synchronous. Kinda sucks. Bute well... */
+
+        ioctl(fd, KIOCSOUND, (int)(1193180/440));
+        usleep(125*USEC_PER_MSEC);
+
+        ioctl(fd, KIOCSOUND, (int)(1193180/220));
+        usleep(125*USEC_PER_MSEC);
+
+        ioctl(fd, KIOCSOUND, (int)(1193180/220));
+        usleep(125*USEC_PER_MSEC);
+
+        ioctl(fd, KIOCSOUND, 0);
+        close_nointr_nofail(fd);
+}