SOURCES/which-2.21-path_max.patch

@@ -0,0 +1,46 @@
+diff -up which-2.21/which.c.me which-2.21/which.c
+--- which-2.21/which.c.me	2022-11-07 13:11:03.580798950 +0100
++++ which-2.21/which.c	2022-11-07 15:45:41.366085798 +0100
+@@ -19,10 +19,15 @@
+ #include "sys.h"
+ #include <stdio.h>
+ #include <ctype.h>
++#include <limits.h>
+ #include "getopt.h"
+ #include "tilde/tilde.h"
+ #include "bash.h"
+ 
++#ifndef PATH_MAX
++#define PATH_MAX 4096
++#endif
++
+ static const char *progname;
+ 
+ static void print_usage(FILE *out)
+@@ -63,7 +68,7 @@ static void print_fail(const char *name,
+   fprintf(stderr, "%s: no %s in (%s)\n", progname, name, path_list);
+ }
+ 
+-static char home[256];
++static char home[PATH_MAX];
+ static size_t homelen = 0;
+ 
+ static int absolute_path_given;
+@@ -163,7 +168,7 @@ static char *find_command_in_path(const
+   return (found);
+ }
+ 
+-static char cwd[256];
++static char cwd[PATH_MAX];
+ static size_t cwdlen;
+ 
+ static void get_current_working_directory(void)
+@@ -195,7 +200,7 @@ static void get_current_working_director
+ 
+ static char *path_clean_up(const char *path)
+ {
+-  static char result[256];
++  static char result[PATH_MAX];
+ 
+   const char *p1 = path;
+   char *p2 = result;

SOURCES/which2.sh

@@ -1,18 +1,28 @@
 # shellcheck shell=sh
 # Initialization script for bash, sh, mksh and ksh
 
-_declare="declare -f"
-_opt="-f"
-_shell="$(basename $SHELL)"
+case "$(basename $(readlink /proc/$$/exe))" in
+*ksh*)
+    which_declare=""
+    which_opt=""
+    ;;
+zsh)
+    which_declare="typeset -f"
+    which_opt=""
+    ;;
+bash|sh)
+    which_declare="declare -f"
+    which_opt="-f"
+    ;;
+*)
+    which_declare=""
+    which_opt=""
+    ;;
+esac
 
-if [ "$_shell" = "ksh" ] || [ "$_shell" = "mksh" ] || [ "$_shell" = "zsh" ] ; then
-  _declare="typeset -f"
-  _opt=""
-fi
- 
-which ()
-{
-(alias; eval ${_declare}) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot "$@"
+function which {
+    (alias; eval ${which_declare}) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot $@
 }
 
-export ${_opt} which
+export which_declare
+export ${which_opt} which

SPECS/which.spec

@@ -1,15 +1,17 @@
 Summary: Displays where a particular program in your path is located
 Name: which
 Version: 2.21
-Release: 14%{?dist}
+Release: 20%{?dist}
 License: GPLv3
 Source0: http://ftp.gnu.org/gnu/which/%{name}-%{version}.tar.gz
 Source1: which2.sh
 Source2: which2.csh
 Patch0: which-2.21-coverity-fixes.patch
 Patch1: which-2.21-coverity.patch
+Patch2: which-2.21-path_max.patch
 Url: https://savannah.gnu.org/projects/which/
-BuildRequires:  gcc
+Requires: coreutils
+BuildRequires: gcc
 BuildRequires: readline-devel
 
 %description
@@ -20,6 +22,7 @@ the specified program is in your PATH.
 %setup -q
 %patch0 -p1 -b .coverity
 %patch1 -p1 -b .coverity2
+%patch2 -p1 -b .path_max
 
 %build
 %configure
@@ -41,6 +44,26 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %{_mandir}/man1/which.1*
 
 %changelog
+* Wed Mar 22 2023 Than Ngo <than@redhat.com> - 2.21-20
+- Related: #2140566, bring test over from Brew dist-git
+
+* Tue Mar 21 2023 Than Ngo <than@redhat.com> - 2.21-19
+- Resolves: #2140566, which fails for long path
+
+* Mon Apr 11 2022 Than Ngo <than@redhat.com> - 2.21-18
+- Resolves: #2044450 - custom profile generates shell error
+
+* Thu Nov 25 2021 Than Ngo <than@redhat.com> - 2.21-17
+- Resolves: #2025709, check shell correctly 
+- Resolves: #2009547, which treats function contents as aliases when parsing ksh
+
+* Wed May 05 2021 Than Ngo <than@redhat.com> - 2.21-16
+- Related: #1940468, fixed unbound variable
+
+
+* Fri Apr 30 2021 Than Ngo <than@redhat.com> - 2.21-15
+- Related: #1940468, fix error when the user runs which in bash with strict bash environment
+
 * Tue Mar 23 2021 Than Ngo <than@redhat.com> - 2.21-14
 - Related: #1940468, fix regression if SHELL=zsh