core/kmod: fix basename issue due to musl change

[ commit e794d41d834c0d2b5a69c42f4ae5946156f26a01 ]

Upstream PR #32

musl has removed the non-prototype declaration of basename from
string.h [1] which now results in build errors with clang-17+
compiler.

kmod-project/kmod#32

core/kmod/APKBUILD

@@ -2,7 +2,7 @@
 # Compatible with module-init-tools
 pkgname=kmod
 pkgver=31
-pkgrel=3
+pkgrel=4
 pkgdesc="Linux kernel module management tools"
 url="http://git.kernel.org/?p=utils/kernel/kmod/kmod.git;a=summary"
 arch="all"
@@ -23,6 +23,7 @@ subpackages="
 source="https://kernel.org/pub/linux/utils/kernel/kmod/kmod-$pkgver.tar.xz
 	strndupa.patch
 	kmod-static-nodes.initd
+	portable-basename.patch
 	"
 
 build() {
@@ -65,4 +66,5 @@ sha512sums="
 05ca70381808bec5f262b94db625662c385408988178a35e4aaf4960ee0716dc0cbfc327160ea4b61098d0c2130ab1b5142ea8156bea8e06ded7f4d288b6d085  kmod-31.tar.xz
 f2ea3527bfba182c5e15557c224a5bba8c7e2ea3d21cf604e6eb2277226dcf983c3aeb9ac44a322c7f2b4942b35135da999d63a5b946b829d3f3b09c050a0f17  strndupa.patch
 d36af5bc51856c61da206758776796f5e8012fa54f0133a6deb0a2a79ae5740daca6b6b6ce44bf94bb174cd5b972229c40e5e682886e6b71c6c104206378b6eb  kmod-static-nodes.initd
+5fc41a7c4ea3ad3e33516ebdf8d19ac7ce0223d75a3e99f185e8a7fd71007b9d2e2d850e319b122d470cd95f45098a5a39faa21a17c0fb82124138f97db9d85c  portable-basename.patch
 "

core/kmod/portable-basename.patch

@@ -0,0 +1,106 @@
+Upstream PR #32
+
+musl has removed the non-prototype declaration of basename from
+string.h [1] which now results in build errors with clang-17+
+compiler.
+
+https://github.com/kmod-project/kmod/pull/32
+
+---
+
+diff -aur a/libkmod/libkmod-config.c b/libkmod/libkmod-config.c
+--- a/libkmod/libkmod-config.c
++++ b/libkmod/libkmod-config.c
+@@ -794,7 +794,7 @@
+ 	bool is_single = false;
+
+ 	if (name == NULL) {
+-		name = basename(path);
++		name = gnu_basename(path);
+ 		is_single = true;
+ 	}
+
+diff -aur a/shared/util.c b/shared/util.c
+--- a/shared/util.c
++++ b/shared/util.c
+@@ -172,9 +172,9 @@
+
+ char *path_to_modname(const char *path, char buf[static PATH_MAX], size_t *len)
+ {
+-	char *modname;
++	const char *modname;
+
+-	modname = basename(path);
++	modname = gnu_basename(path);
+ 	if (modname == NULL || modname[0] == '\0')
+ 		return NULL;
+
+diff -aur a/shared/util.h b/shared/util.h
+--- a/shared/util.h
++++ b/shared/util.h
+@@ -5,6 +5,7 @@
+ #include <stdbool.h>
+ #include <stdlib.h>
+ #include <stdio.h>
++#include <string.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <time.h>
+@@ -76,6 +77,12 @@
+ 	__p->__v = (val);			\
+ } while(0)
+
++static _always_inline_ const char *gnu_basename(const char *s)
++{
++  const char *p = strrchr(s, '/');
++  return p ? p+1 : s;
++}
++
+ static _always_inline_ unsigned int ALIGN_POWER2(unsigned int u)
+ {
+ 	return 1 << ((sizeof(u) * 8) - __builtin_clz(u - 1));
+diff -aur a/testsuite/testsuite.c b/testsuite/testsuite.c
+--- a/testsuite/testsuite.c
++++ b/testsuite/testsuite.c
+@@ -70,7 +70,7 @@
+
+ 	printf("Usage:\n"
+ 	       "\t%s [options] <test>\n"
+-	       "Options:\n", basename(progname));
++	       "Options:\n", gnu_basename(progname));
+
+ 	for (itr = options, itr_short = options_short;
+ 				itr->name != NULL; itr++, itr_short++)
+diff -aur a/tools/depmod.c b/tools/depmod.c
+--- a/tools/depmod.c
++++ b/tools/depmod.c
+@@ -761,7 +761,7 @@
+ 	if (name != NULL)
+ 		namelen = strlen(name);
+ 	else {
+-		name = basename(dir);
++		name = gnu_basename(dir);
+ 		namelen = strlen(name);
+ 		dirlen -= namelen + 1;
+ 	}
+diff -aur a/tools/kmod.c b/tools/kmod.c
+--- a/tools/kmod.c
++++ b/tools/kmod.c
+@@ -68,7 +68,7 @@
+ 			"Options:\n"
+ 			"\t-V, --version     show version\n"
+ 			"\t-h, --help        show this help\n\n"
+-			"Commands:\n", basename(argv[0]));
++			"Commands:\n", gnu_basename(argv[0]));
+
+ 	for (i = 0; i < ARRAY_SIZE(kmod_cmds); i++) {
+ 		if (kmod_cmds[i]->help != NULL) {
+@@ -156,7 +156,7 @@
+ 	const char *cmd;
+ 	size_t i;
+
+-	cmd = basename(argv[0]);
++	cmd = gnu_basename(argv[0]);
+
+ 	for (i = 0; i < ARRAY_SIZE(kmod_compat_cmds); i++) {
+ 		if (streq(kmod_compat_cmds[i]->name, cmd))