diff options
Diffstat (limited to 'src/nvim/sign.c')
| -rw-r--r-- | src/nvim/sign.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/nvim/sign.c b/src/nvim/sign.c index d2faac2b94..ec0e50f6d4 100644 --- a/src/nvim/sign.c +++ b/src/nvim/sign.c @@ -1132,6 +1132,15 @@ linenr_T sign_jump(int sign_id, char_u *sign_group, buf_T *buf) return lnum; } +static int check_empty_group(size_t len, char *name) +{ + if (len == 0) { + semsg(_(e_group_name_missing_for_str), name); + return FAIL; + } + return OK; +} + /// ":sign define {name} ..." command static void sign_define_cmd(char_u *sign_name, char_u *cmdline) { @@ -1160,15 +1169,31 @@ static void sign_define_cmd(char_u *sign_name, char_u *cmdline) text = vim_strnsave(arg, (size_t)(p - arg)); } else if (STRNCMP(arg, "linehl=", 7) == 0) { arg += 7; + if (check_empty_group(p - arg, "linehl") == FAIL) { + failed = true; + break; + } linehl = vim_strnsave(arg, (size_t)(p - arg)); } else if (STRNCMP(arg, "texthl=", 7) == 0) { arg += 7; + if (check_empty_group(p - arg, "texthl") == FAIL) { + failed = true; + break; + } texthl = vim_strnsave(arg, (size_t)(p - arg)); } else if (STRNCMP(arg, "culhl=", 6) == 0) { arg += 6; + if (check_empty_group(p - arg, "culhl") == FAIL) { + failed = true; + break; + } culhl = vim_strnsave(arg, (size_t)(p - arg)); } else if (STRNCMP(arg, "numhl=", 6) == 0) { arg += 6; + if (check_empty_group(p - arg, "numhl") == FAIL) { + failed = true; + break; + } numhl = vim_strnsave(arg, (size_t)(p - arg)); } else { semsg(_(e_invarg2), arg); |