ccanlint: use familiar names for temporary files, show them with -vv.

[ccan] / tools / ccanlint / compulsory_tests / check_build.c

diff --git a/tools/ccanlint/compulsory_tests/check_build.c b/tools/ccanlint/compulsory_tests/check_build.c
index 5031cf84d4b8e40eff63aa4d22042a629dbfe22b..42eda13ae56aede90e2fd9df85927e9a1260129c 100644 (file)
--- a/tools/ccanlint/compulsory_tests/check_build.c
+++ b/tools/ccanlint/compulsory_tests/check_build.c
@@ -45,13 +45,16 @@ static char *lib_list(const struct manifest *m)
        return ret;
 }
 
-static void *check_use_build(struct manifest *m, unsigned int *timeleft)
+static void *check_use_build(struct manifest *m,
+                            bool keep,
+                            unsigned int *timeleft)
 {
        char *contents;
-       char *tmpfile, *err;
+       char *tmpfile;
+       char *basename = talloc_asprintf(m, "%s/example.c", m->dir);
        int fd;
 
-       tmpfile = temp_file(m, ".c");
+       tmpfile = maybe_temp_file(m, ".c", keep, basename);
 
        fd = open(tmpfile, O_WRONLY | O_CREAT | O_EXCL, 0600);
        if (fd < 0)
@@ -71,10 +74,9 @@ static void *check_use_build(struct manifest *m, unsigned int *timeleft)
        }
        close(fd);
 
-       if (!compile_and_link(m, tmpfile, ccan_dir, obj_list(m), "",
-                             lib_list(m), &err))
-               return err;
-       return NULL;
+       return compile_and_link(m, tmpfile, ccan_dir, obj_list(m), "",
+                               lib_list(m),
+                               maybe_temp_file(m, "", keep, tmpfile));
 }
 
 static const char *describe_use_build(struct manifest *m, void *check_result)