[Man-db-devel] [PATCH 2/2] man(1): add NAME..[.[.]] names

[Mihail Konev]

`man chmod..` is now the same as `man -f chmod`
`man chmod...` is now the same as `man -k chmod`
`man chmod....` is now the same as `man -K chmod`

TODO: update manpages
TODO: check for incompatible command-line args
---
 src/man.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/src/man.c b/src/man.c
index e7b76d66063a..d556b99fa281 100644
--- a/src/man.c
+++ b/src/man.c
@@ -3973,6 +3973,41 @@ static const char **get_section_list (void)
        }
 }
 
+void dots_scan(int argc, char *argv[]) {
+       int i;
+       int maxdots;
+
+       maxdots = 0;
+       for (i = 0; i < argc; i++) {
+               char *arg;
+               int l;
+               int dots;
+
+               arg = argv[i];
+               l = strlen(arg);
+               dots = 0;
+               while (l > 0) {
+                       if (arg[l-1] != '.')
+                               break;
+                       dots++;
+                       l--;
+               }
+               if (dots >= 2)
+                       arg[l] = 0;
+               if (dots > maxdots)
+                       maxdots = dots;
+       }
+
+       if (maxdots >= 4) {
+               global_apropos = 1;
+               print_where = 1;
+       } else if (maxdots >= 3) {
+               external = APROPOS;
+       } else if (maxdots >= 2) {
+               external = WHATIS;
+       }
+}
+
 int main (int argc, char *argv[])
 {
        int argc_env, exit_status = OK;
@@ -4035,6 +4070,8 @@ int main (int argc, char *argv[])
 
        read_config_file (local_man_file || user_config_file);
 
+       dots_scan(argc, argv);
+
        /* if the user wants whatis or apropos, give it to them... */
        if (external)
                do_extern (argc, argv);
-- 
2.9.2