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aux/depend: fix %.*s format in path concatenation

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This commit is contained in:
cinap_lenrek 2019-02-25 04:18:30 +01:00
parent bc5b85c37c
commit b4b4d2286b
1 changed files with 3 additions and 1 deletions
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4
sys/src/cmd/aux/depend.c
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@ -1379,7 +1379,9 @@ getfile(Dfile *df, File *f)
f->use++; f->use++;
if(f->fd < 0){ if(f->fd < 0){
name = strrchr(df->path, '/') + 1; name = strrchr(df->path, '/') + 1;
n = snprint(path, sizeof path, "%.*s/%s", (int)(name-df->path), df->path, f->name); n = snprint(path, sizeof path, "%.*s/%s",
utfnlen(df->path, name-df->path), df->path,
f->name);
if(n >= sizeof path - UTFmax){ if(n >= sizeof path - UTFmax){
syslog(0, dependlog, "path name too long: %.20s.../%.20s...", df->path, f->name); syslog(0, dependlog, "path name too long: %.20s.../%.20s...", df->path, f->name);
return -1; return -1;