diff options
| -rw-r--r-- | src/nvim/ex_cmds.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c index 4a423269cc..ad21e71c51 100644 --- a/src/nvim/ex_cmds.c +++ b/src/nvim/ex_cmds.c @@ -4877,16 +4877,13 @@ helptags_one ( int fi; char_u *s; char_u *fname; - int dirlen; int utf8 = MAYBE; int this_utf8; int firstline; int mix = FALSE; /* detected mixed encodings */ - /* - * Find all *.txt files. - */ - dirlen = (int)STRLEN(dir); + // Find all *.txt files. + size_t dirlen = STRLEN(dir); STRCPY(NameBuff, dir); STRCAT(NameBuff, "/**/*"); STRCAT(NameBuff, ext); @@ -4908,7 +4905,7 @@ helptags_one ( */ STRCPY(NameBuff, dir); add_pathsep((char *)NameBuff); - STRCAT(NameBuff, tagfname); + STRNCAT(NameBuff, tagfname, sizeof(NameBuff) - dirlen - 2); fd_tags = mch_fopen((char *)NameBuff, "w"); if (fd_tags == NULL) { EMSG2(_("E152: Cannot open %s for writing"), NameBuff); |