X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=util.c;h=c7b2ca8516fa663f0d65158850e29088241dd143;hp=b4b07e9d1b827ac34bbc397d36c59abf57e3f7ff;hb=acbb02252a38214ecba3aa8a5c9b3669f9c9317e;hpb=44d8db9e5aa86165c97289f6c78a7e42bac78362

diff --git a/util.c b/util.c
index b4b07e9d1..c7b2ca851 100644
--- a/util.c
+++ b/util.c
@@ -253,7 +253,7 @@ char *split_quoted(const char *c, size_t *l, char **state) {
                         (*state)++;
         } else if (*current == '\"') {
                 current ++;
-                *l = strcspn(current+1, "\"");
+                *l = strcspn(current, "\"");
                 *state = current+*l;
 
                 if (**state == '\"')
@@ -402,3 +402,69 @@ char *strappend(const char *s, const char *suffix) {
 
         return r;
 }
+
+int readlink_malloc(const char *p, char **r) {
+        size_t l = 100;
+
+        assert(p);
+        assert(r);
+
+        for (;;) {
+                char *c;
+                ssize_t n;
+
+                if (!(c = new(char, l)))
+                        return -ENOMEM;
+
+                if ((n = readlink(p, c, l-1)) < 0) {
+                        int ret = -errno;
+                        free(c);
+                        return ret;
+                }
+
+                if ((size_t) n < l-1) {
+                        c[n] = 0;
+                        *r = c;
+                        return 0;
+                }
+
+                free(c);
+                l *= 2;
+        }
+}
+
+char *file_name_from_path(const char *p) {
+        char *r;
+
+        assert(p);
+
+        if ((r = strrchr(p, '/')))
+                return r + 1;
+
+        return (char*) p;
+}
+
+bool path_is_absolute(const char *p) {
+        assert(p);
+
+        return p[0] == '/';
+}
+
+bool is_path(const char *p) {
+
+        return !!strchr(p, '/');
+}
+
+char *path_make_absolute(const char *p, const char *prefix) {
+        char *r;
+
+        assert(p);
+
+        if (path_is_absolute(p) || !prefix)
+                return strdup(p);
+
+        if (asprintf(&r, "%s/%s", prefix, p) < 0)
+                return NULL;
+
+        return r;
+}