jo: add recipe for 1.6 (#6595)

* jo: add recipe for 1.6

* jo: remove autoheader prerequire

app-text/jo/jo-1.6.recipe

@@ -0,0 +1,61 @@
+SUMMARY="JSON output from a shell"
+DESCRIPTION="jo is a small utility to create JSON objects on the command line.  It creates a JSON \
+string on stdout from words given it as arguments or read from stdin."
+HOMEPAGE="https://github.com/jpmens/jo"
+COPYRIGHT="2016-2022 Jan-Piet Mens"
+LICENSE="GNU GPL v2"
+REVISION="1"
+SOURCE_URI="https://github.com/jpmens/jo/archive/refs/tags/$portVersion.tar.gz"
+CHECKSUM_SHA256="ae2837ddad9993d5e28fe8db00efec6b2378d68b7366021353a1e297b5fa2025"
+PATCHES="$portName-$portVersion.patchset"
+
+ARCHITECTURES="all"
+
+PROVIDES="
+	jo = $portVersion
+	cmd:jo
+	"
+REQUIRES="
+	haiku
+	"
+
+BUILD_REQUIRES="
+	haiku_devel
+	"
+BUILD_PREREQUIRES="
+	cmd:aclocal
+	cmd:autoconf
+	cmd:automake
+	cmd:autoreconf
+	cmd:awk
+	cmd:find
+	cmd:gcc
+	cmd:grep
+	cmd:install
+	cmd:make
+	cmd:pkg_config
+	cmd:sed
+	"
+
+BUILD()
+{
+	autoreconf -vfi
+
+	LDFLAGS="-lbsd" runConfigure ./configure \
+		--sysconfdir=$dataDir
+
+	make $jobArgs
+}
+
+INSTALL()
+{
+	make install
+
+	mkdir -p $docDir
+	cp -a jo.md $docDir
+}
+
+TEST()
+{
+	make check
+}

app-text/jo/patches/jo-1.6.patchset

@@ -0,0 +1,89 @@
+From 6e04754d66421d0eece695ddf01da1a4c6fd29e9 Mon Sep 17 00:00:00 2001
+From: Chris Roberts <cpr420@gmail.com>
+Date: Fri, 4 Feb 2022 20:45:13 +0000
+Subject: gcc2 variable declaration fixes
+
+
+diff --git a/jo.c b/jo.c
+index f7c2cd9..2a98392 100644
+--- a/jo.c
++++ b/jo.c
+@@ -219,6 +219,8 @@ JsonNode *jo_mknumber(char *str, JsonTag type) {
+ JsonNode *vnode(char *str, int flags)
+ {
+ 	JsonTag type = flags_to_tag(flags);
++	char *endptr;
++	double num;
+ 
+ 	if (strlen(str) == 0) {
+ 		return (flags & FLAG_SKIPNULLS) ? (JsonNode *)NULL : jo_mknull(type);
+@@ -237,8 +239,7 @@ JsonNode *vnode(char *str, int flags)
+ 		return jo_mkstring(str, type);
+ 	}
+ 
+-	char *endptr;
+-	double num = strtod(str, &endptr);
++	num = strtod(str, &endptr);
+ 
+ 	if (!*endptr && isfinite(num)) {
+ 		return jo_mknumber(str, type);
+@@ -298,10 +299,11 @@ JsonNode *vnode(char *str, int flags)
+ 	}
+ 
+ 	if (*str == '{' || *str == '[') {
++		JsonNode *obj;
+ 		if (type == JSON_STRING) {
+ 			return json_mkstring(str);
+ 		}
+-		JsonNode *obj = json_decode(str);
++		obj = json_decode(str);
+ 
+ 		if (obj == NULL) {
+ 			/* JSON cannot be decoded; return the string */
+@@ -432,17 +434,19 @@ int member_to_object(JsonNode *object, int flags, char key_delim, char *kv)
+ 	char *p = strchr(kv, '=');
+ 	char *q = strchr(kv, '@');
+ 	char *r = strchr(kv, ':');
++	JsonNode *val;
+ 
+ 	if ((r && *(r+1) == '=') && !q) {
+ 		char *filename = p + 1;
+ 		char *content;
+ 		size_t len;
++		JsonNode *o;
+ 
+ 		if ((content = slurp_file(filename, &len, false)) == NULL) {
+ 			errx(1, "Error reading file %s", filename);
+ 		}
+ 
+-		JsonNode *o = json_decode(content);
++		o = json_decode(content);
+ 		free(content);
+ 
+ 		if (o == NULL) {
+@@ -459,7 +463,6 @@ int member_to_object(JsonNode *object, int flags, char key_delim, char *kv)
+ 		return (-1);
+ 	}
+ 
+-	JsonNode *val;
+ 	if (p) {
+ 		*p = 0;
+ 		val = vnode(p+1, flags);
+diff --git a/json.c b/json.c
+index ba46d18..333c108 100644
+--- a/json.c
++++ b/json.c
+@@ -593,8 +593,9 @@ static void prepend_node(JsonNode *parent, JsonNode *child)
+ 
+ static void insert_node(JsonNode *parent, JsonNode *child)
+ {
++	JsonNode *this;
+ 	if (!child) return;
+-	JsonNode *this = parent->children.head;
++	this = parent->children.head;
+ 
+ 	while (this != NULL && strcmp(this->key, child->key))
+ 		this = this->next;
+-- 
+2.30.2
+