config: ignore leading/trailing spaces in ';'-delimited lists

[notmuch] / util / string-util.c

diff --git a/util/string-util.c b/util/string-util.c
index 9c46a81a58e20030b586953e577efd777ef2af17..03d7648d329a2e7b3667a894b558e93d440d1a6a 100644 (file)
--- a/util/string-util.c
+++ b/util/string-util.c
@@ -42,13 +42,15 @@ const char *
 strsplit_len (const char *s, char delim, size_t *len)
 {
     bool escaping = false;
-    size_t count = 0;
+    size_t count = 0, last_nonspace = 0;
 
-    /* Skip initial unescaped delimiters */
-    while (*s && *s == delim)
+    /* Skip initial unescaped delimiters and whitespace */
+    while (*s && (*s == delim || isspace (*s)))
        s++;
 
     while (s[count] && (escaping || s[count] != delim)) {
+       if (! isspace (s[count]))
+           last_nonspace = count;
        escaping = (s[count] == '\\');
        count++;
     }
@@ -56,7 +58,7 @@ strsplit_len (const char *s, char delim, size_t *len)
     if (count == 0)
        return NULL;
 
-    *len = count;
+    *len = last_nonspace + 1;
     return s;
 }