zsh: add C89 fixes for gcc2 compatibility

app-shells/zsh/patches/zsh-5.5.patchset

@@ -159,3 +159,93 @@ index 75069c2..7dc785d 100644
 -- 
 2.17.0
 
+
+From 4f73ea2426a76e4e8d07c91cf8cc4f4a967ef815 Mon Sep 17 00:00:00 2001
+From: fbrosson <fbrosson@localhost>
+Date: Sat, 14 Apr 2018 18:11:49 +0000
+Subject: C89 fixes for gcc2 compatibility
+
+
+diff --git a/Src/exec.c b/Src/exec.c
+index e154d12..dba5f37 100644
+--- a/Src/exec.c
++++ b/Src/exec.c
+@@ -3034,10 +3034,11 @@ execcmd_exec(Estate state, Execcmd_params eparams,
+ 		}
+ 		if (exec_argv0) {
+ 		    char *str, *s;
++		    size_t sz;
+ 		    exec_argv0 = dupstring(exec_argv0);
+ 		    remnulargs(exec_argv0);
+ 		    untokenize(exec_argv0);
+-		    size_t sz = strlen(exec_argv0);
++		    sz = strlen(exec_argv0);
+ 		    str = s = zalloc(5 + 1 + sz + 1);
+ 		    strcpy(s, "ARGV0=");
+ 		    s+=6;
+diff --git a/Src/init.c b/Src/init.c
+index c537266..1686a3c 100644
+--- a/Src/init.c
++++ b/Src/init.c
+@@ -1275,8 +1275,9 @@ run_init_scripts(void)
+ 		sourcehome(".profile");
+ 
+ 	    if (interact) {
++		char *s;
+ 		noerrs = 2;
+-		char *s = getsparam("ENV");
++		s = getsparam("ENV");
+ 		if (s) {
+ 		    s = dupstring(s);
+ 		    if (!parsestr(&s)) {
+diff --git a/Src/parse.c b/Src/parse.c
+index 47e5a24..38890e5 100644
+--- a/Src/parse.c
++++ b/Src/parse.c
+@@ -403,8 +403,9 @@ ecstrcode(char *s)
+     unsigned val = hasher(s);
+ 
+     if ((l = strlen(s) + 1) && l <= 4) {
++	wordcode c;
+ 	t = has_token(s);
+-	wordcode c = (t ? 3 : 2);
++	c = (t ? 3 : 2);
+ 	switch (l) {
+ 	case 4: c |= ((wordcode) STOUC(s[2])) << 19;
+ 	case 3: c |= ((wordcode) STOUC(s[1])) << 11;
+diff --git a/Src/utils.c b/Src/utils.c
+index 180693d..f7b36d6 100644
+--- a/Src/utils.c
++++ b/Src/utils.c
+@@ -138,10 +138,11 @@ set_widearray(char *mb_array, Widechar_array wca)
+ static void
+ zwarning(const char *cmd, const char *fmt, va_list ap)
+ {
++    char *prefix;
+     if (isatty(2))
+ 	zleentry(ZLE_CMD_TRASH);
+ 
+-    char *prefix = scriptname ? scriptname : (argzero ? argzero : "");
++    prefix = scriptname ? scriptname : (argzero ? argzero : "");
+ 
+     if (cmd) {
+ 	if (unset(SHINSTDIN) || locallevel) {
+@@ -2763,6 +2764,7 @@ int
+ checkrmall(char *s)
+ {
+     DIR *rmd;
++    const int max_count = 100;
+     int count = 0;
+     if (!shout)
+ 	return 1;
+@@ -2772,7 +2774,6 @@ checkrmall(char *s)
+ 	else
+ 	    s = dyncat("/", s);
+     }
+-    const int max_count = 100;
+     if ((rmd = opendir(unmeta(s)))) {
+ 	int ignoredots = !isset(GLOBDOTS);
+ 	/* ### TODO: Passing ignoredots here is wrong.  See workers/41672
+-- 
+2.17.0
+

app-shells/zsh/zsh-5.5.recipe

@@ -14,7 +14,7 @@ SOURCE_URI_2="https://downloads.sf.net/zsh/zsh-$portVersion-doc.tar.xz"
 CHECKSUM_SHA256_2="b995c16a2ded516b6e07883932640fcca8b53b1b8a1934094a8a32ef087f52fc"
 PATCHES="zsh-$portVersion.patchset"
 
-ARCHITECTURES="?x86_gcc2 x86 x86_64"
+ARCHITECTURES="x86_gcc2 ?x86 x86_64"
 
 GLOBAL_WRITABLE_FILES="
 	settings/zsh directory keep-old