diff options
| -rw-r--r-- | miscutils/man.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/miscutils/man.c b/miscutils/man.c index 91b995c..a2f6e3b 100644 --- a/miscutils/man.c +++ b/miscutils/man.c @@ -74,32 +74,37 @@ static int run_pipe(const char *unpacker, const char *pager, char *man_filename, */ *strchrnul(line, '\n') = '\0'; linkname = p = skip_whitespace(&line[4]); - while (1) { - char *newname_slash, *oldname_slash; - oldname_slash = strrchr(man_filename, '/'); - if (!oldname_slash) + /* If link has no slashes, we just replace man page name. + * If link has slashes (however many), we go back *once*. + * ".so zzz/ggg/page.3" does NOT go back two levels. */ + p = strrchr(man_filename, '/'); + if (!p) + goto ordinary_manpage; + *p = '\0'; + if (strchr(linkname, '/')) { + p = strrchr(man_filename, '/'); + if (!p) goto ordinary_manpage; - *oldname_slash = '\0'; - newname_slash = strchr(p, '/'); - if (!newname_slash) - break; - p = newname_slash + 1; + *p = '\0'; } + + /* Links do not have .gz extensions, even if manpage + * is compressed */ man_filename = xasprintf("%s/%s" ".bz2", man_filename, linkname); free(line); /* Note: we leak "new" man_filename string as well... */ if (show_manpage(pager, man_filename, man, level + 1)) return 1; - /* else: show the link, it's better than nothing */ + /* else: show the link, it's better than nothing */ } ordinary_manpage: /* "2>&1" is added so that nroff errors are shown in pager too. * Otherwise it may show just empty screen */ cmd = xasprintf( - man ? "%s '%s' | gtbl | nroff -Tlatin1 -mandoc 2>&1 | %s" - : "%s '%s' | %s", + man ? "%s '%s' 2>&1 | gtbl | nroff -Tlatin1 -mandoc 2>&1 | %s" + : "%s '%s' 2>&1 | %s", unpacker, man_filename, pager); system(cmd); free(cmd); |