From eef1e4320236ab3e16a759d2a93e8ea9138d57f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luc=C3=ADa=20Andrea=20Illanes=20Albornoz?=
 <lucia@luciaillanes.de>
Date: Tue, 27 Dec 2022 07:52:29 +0100
Subject: patches/musl_compat.local.patch: don't build bin/iconv as libiconv
 already provides it.

---
 patches/musl_compat.local.patch | 116 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 patches/musl_compat.local.patch

(limited to 'patches/musl_compat.local.patch')

diff --git a/patches/musl_compat.local.patch b/patches/musl_compat.local.patch
new file mode 100644
index 00000000..1e4d6af3
--- /dev/null
+++ b/patches/musl_compat.local.patch
@@ -0,0 +1,116 @@
+diff --git a/bin/iconv.c b/bin/iconv.c
+deleted file mode 100644
+index f5d5ce2..0000000
+--- a/bin/iconv.c
++++ /dev/null
+@@ -1,110 +0,0 @@
+-/*
+- * iconv.c
+- * Implementation of SUSv4 XCU iconv utility
+- * Copyright © 2011 Rich Felker
+- * Licensed under the terms of the GNU General Public License, v2 or later
+- */
+-
+-#include <stdlib.h>
+-#include <stdio.h>
+-#include <iconv.h>
+-#include <locale.h>
+-#include <langinfo.h>
+-#include <unistd.h>
+-#include <errno.h>
+-#include <string.h>
+-
+-int main(int argc, char **argv)
+-{
+-	const char *from=0, *to=0;
+-	int b;
+-	iconv_t cd;
+-	char buf[BUFSIZ];
+-	char outbuf[BUFSIZ*4];
+-	char *in, *out;
+-	size_t inb;
+-	size_t l;
+-	size_t unitsize=0;
+-	int err=0;
+-	FILE *f;
+-
+-	while ((b = getopt(argc, argv, "f:t:csl")) != EOF) switch(b) {
+-	case 'l':
+-		puts("UTF-8, UTF-16BE, UTF-16LE, UTF-32BE, UTF32-LE, UCS-2BE, UCS-2LE, WCHAR_T,\n"
+-			"US_ASCII, ISO8859-1, ISO8859-2, ISO8859-3, ISO8859-4, ISO8859-5,\n"
+-			"ISO8859-6, ISO8859-7, ...");
+-		exit(0);
+-	case 'c': case 's': break;
+-	case 'f': from=optarg; break;
+-	case 't': to=optarg; break;
+-	default: exit(1);
+-	}
+-
+-	if (!from || !to) {
+-		setlocale(LC_CTYPE, "");
+-		if (!to) to = nl_langinfo(CODESET);
+-		if (!from) from = nl_langinfo(CODESET);
+-	}
+-	cd = iconv_open(to, from);
+-	if (cd == (iconv_t)-1) {
+-		if (iconv_open(to, "WCHAR_T") == (iconv_t)-1)
+-			fprintf(stderr, "iconv: destination charset %s: ", to);
+-		else
+-			fprintf(stderr, "iconv: source charset %s: ", from);
+-		perror("");
+-		exit(1);
+-	}
+-	if (optind == argc) argv[argc++] = "-";
+-
+-	for (; optind < argc; optind++) {
+-		if (argv[optind][0]=='-' && !argv[optind][1]) {
+-			f = stdin;
+-			argv[optind] = "(stdin)";
+-		} else if (!(f = fopen(argv[optind], "rb"))) {
+-			fprintf(stderr, "iconv: %s: ", argv[optind]);
+-			perror("");
+-			err = 1;
+-			continue;
+-		}
+-		inb = 0;
+-		for (;;) {
+-			in = buf;
+-			out = outbuf;
+-			l = fread(buf+inb, 1, sizeof(buf)-inb, f);
+-			inb += l;
+-			if (!inb) break;
+-			if (iconv(cd, &in, &inb, &out, (size_t [1]){sizeof outbuf})==-1
+-			 && errno == EILSEQ) {
+-				if (!unitsize) {
+-					wchar_t wc='0';
+-					char dummy[4], *dummyp=dummy;
+-					iconv_t cd2 = iconv_open(from, "WCHAR_T");
+-					if (cd == (iconv_t)-1) {
+-						unitsize = 1;
+-					} else {
+-						iconv(cd2,
+-							(char *[1]){(char *)&wc},
+-							(size_t[1]){1},
+-							&dummyp, (size_t[1]){4});
+-						unitsize = dummyp-dummy;
+-						if (!unitsize) unitsize=1;
+-					}
+-				}
+-				inb-=unitsize;
+-				in+=unitsize;
+-			}
+-			if (inb && !l && errno==EINVAL) break;
+-			if (out>outbuf && !fwrite(outbuf, out-outbuf, 1, stdout)) {
+-				perror("iconv: write error");
+-				exit(1);
+-			}
+-			if (inb) memmove(buf, in, inb);
+-		}
+-		if (ferror(f)) {
+-			fprintf(stderr, "iconv: %s: ", argv[optind]);
+-			perror("");
+-			err = 1;
+-		}
+-	}
+-	return err;
+-}
-- 
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