tools/ccanlint: slight neatening of license logic.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/tools/ccanlint/tests/license_comment.c b/tools/ccanlint/tests/license_comment.c
index 88943e1c3269c9bc62de5271398401be0cc14424..abe0204e9c32c2ea9aa7d0142d243d4585a57ee9 100644 (file)
--- a/tools/ccanlint/tests/license_comment.c
+++ b/tools/ccanlint/tests/license_comment.c
@@ -10,15 +10,7 @@
 #include <stdio.h>
 #include <err.h>
 #include <ccan/str/str.h>
-
-static char *xstrdup(const char *s) {
-       char * ret = strdup(s);
-       if (ret == NULL) {
-               perror("strdup");
-               abort();
-       }
-       return ret;
-}
+#include <ccan/tal/str/str.h>
 
 /**
  * line_has_license_flavour - returns true if line contains a <flavour> license
@@ -27,21 +19,19 @@ static char *xstrdup(const char *s) {
  * @note ("LGPLv2.0","LGPL") returns true
  * @note ("LGPLv2.0","GPL") returns false
  */
-static bool line_has_license_flavour(const char *line, const char *flavour) {
-       char *strtok_line, *strtok_tmp, *token;
+static bool line_has_license_flavour(const char *line, const char *shortname)
+{
+       char **toks = tal_strsplit(NULL, line, " \t-:", STR_NO_EMPTY);
+       size_t i;
        bool ret = false;
-       const size_t flavour_len = strlen(flavour);
 
-       strtok_line = strtok_tmp = xstrdup(line);
-       while((token = strtok(strtok_tmp, " \t-:")) != NULL) {
-               if (!strncmp(token, flavour, flavour_len)) {
+       for (i = 0; toks[i] != NULL; i++) {
+               if (strstarts(toks[i], shortname)) {
                        ret = true;
                        break;
                }
-               strtok_tmp = NULL;
        }
-       free(strtok_line);
-
+       tal_free(toks);
        return ret;
 }