diff options
| -rw-r--r-- | src/wgtpkg-mustach.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/wgtpkg-mustach.c b/src/wgtpkg-mustach.c index 110f11b..45d94e8 100644 --- a/src/wgtpkg-mustach.c +++ b/src/wgtpkg-mustach.c @@ -21,10 +21,12 @@ #include <stdio.h> #include <string.h> +#include <errno.h> #include <json-c/json.h> #include "mustach.h" +#include "verbose.h" #define MAX_DEPTH 256 @@ -321,8 +323,29 @@ static struct mustach_itf itf = { */ int apply_mustach(const char *template, struct json_object *root, char **result, size_t *size) { + int rc; struct expl e; + e.root = root; - return mustach(template, &itf, &e, result, size); + rc = mustach(template, &itf, &e, result, size); + if (rc < 0) { + static const char *msgs[] = { + "SYSTEM", + "UNEXPECTED_END", + "EMPTY_TAG", + "TAG_TOO_LONG", + "BAD_SEPARATORS", + "TOO_DEPTH", + "CLOSING", + "BAD_UNESCAPE_TAG" + }; + + rc = -(rc + 1); + ERROR("mustach error found: MUSTACH_ERROR_%s", + rc < 0 || rc >= (int)(sizeof msgs / sizeof * msgs) ? "???" : msgs[rc]); + rc = -1; + errno = EINVAL; + } + return rc; } |