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coverity/71532: STRING_OVERFLOW

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This commit is contained in:
Justin M. Keyes 2016-02-22 19:10:48 -05:00
parent 37d6004251
commit 9b99cf4a6e
1 changed files with 3 additions and 6 deletions
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9
src/nvim/ex_cmds.c
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@ -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);