[wiki] [sites] build-page: fix highlight of menus starting with the same name || Hiltjo Posthuma

[git]

commit daafc6fcb9669cf44f875b3d0ff6602f579cb4c8
Author: Hiltjo Posthuma <hil...@codemadness.org>
Date:   Sun Nov 17 18:42:16 2019 +0100

    build-page: fix highlight of menus starting with the same name
    
    check for / or end of string (NUL byte).
    
    This happened on the menu for st for the patches: alpha and
    alphafocushighlight.

diff --git a/build-page.c b/build-page.c
index f945fcb5..1e882d71 100644
--- a/build-page.c
+++ b/build-page.c
@@ -214,7 +214,7 @@ menu_panel(char *domain, char *page, char *this, int depth)
        char newdir[PATH_MAX];
        char *d_list[DIR_MAX], *d;
        size_t d_len, l;
-       int i;
+       int i, highlight;
 
        if ((dp = opendir(this ? this : ".")) == NULL)
                die_perror("opendir: %s", this ? this : ".");
@@ -235,10 +235,13 @@ menu_panel(char *domain, char *page, char *this, int 
depth)
                if (!stat_isdir(newdir))
                        continue;
 
+               highlight = page && !strncmp(newdir, page, strlen(newdir)) &&
+                       strchr("/", page[strlen(newdir)]); /* / or NUL */
+
                for (i = 0; i < depth + 1; ++i)
                        putchar('       ');
                fputs("<li>", stdout);
-               if (page && !strncmp(newdir, page, strlen(newdir))) {
+               if (highlight) {
                        printf("<a href=\"//%s/%s/\"><b>", domain, newdir);
                        print_name(d);
                        fputs("/</b></a>", stdout);
@@ -248,7 +251,7 @@ menu_panel(char *domain, char *page, char *this, int depth)
                        fputs("/</a>", stdout);
                }
 
-               if (page && !strncmp(newdir, page, strlen(newdir))) {
+               if (highlight) {
                        putchar('
');
                        for (i = 0; i < depth + 2; ++i)
                                putchar('       ');