From 95461a7710c41c73db4c38bbd3f331ba0b0f96e8 Mon Sep 17 00:00:00 2001
From: John Kerl <kerl.john.r@gmail.com>
Date: Sun, 5 Mar 2017 12:23:14 -0500
Subject: [PATCH] windows-port iterate

---
 c/lib/mlr_arch.c | 13 +++++++++++
 c/lib/mlr_arch.h |  3 +++
 c/todo.txt       | 58 ++++++++++++++++++++++++++++++------------------
 3 files changed, 53 insertions(+), 21 deletions(-)

diff --git a/c/lib/mlr_arch.c b/c/lib/mlr_arch.c
index 8b7e2faff..3c65ffe43 100644
--- a/c/lib/mlr_arch.c
+++ b/c/lib/mlr_arch.c
@@ -1 +1,14 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "mlr_globals.h"
 #include "mlr_arch.h"
+
+// ----------------------------------------------------------------
+int mlr_arch_setenv(const char *name, const char *value, int overwrite) {
+#ifdef MLR_ON_MSYS2
+	fprintf(stderr, "%s: setenv is not supported on this architecture.\n", MLR_GLOBALS.bargv0);
+	exit(1);
+#else
+	return setenv(name, value, overwrite);
+#endif
+}
diff --git a/c/lib/mlr_arch.h b/c/lib/mlr_arch.h
index 6dc4f7499..352e3b0cd 100644
--- a/c/lib/mlr_arch.h
+++ b/c/lib/mlr_arch.h
@@ -19,4 +19,7 @@
 #include <sys/mman.h>
 #endif
 
+// ----------------------------------------------------------------
+int mlr_arch_setenv(const char *name, const char *value, int overwrite);
+
 #endif // MLR_ARCH_H
diff --git a/c/todo.txt b/c/todo.txt
index b3a9f463a..04fc2a76b 100644
--- a/c/todo.txt
+++ b/c/todo.txt
@@ -30,27 +30,43 @@ BUGFIXES
 ================================================================
 MSYS2
 
-* to do:
-  ! msys2 / pacman -S / etc @ appveyor
-  o get_unlocked / getc:
-    - @ mlr_arch.h: ifdef MSYS2 define getc_unlocked(x) getc(x)
-  o mman/mmap ifdef out entirely with default --no-mmap.
-    - @ mlr_arch.h: ifdef MSYS2 undef ENABLE_MMAP
-    - @ callsites: ifdef ENABLE_MMAP
-  o setenv w/o gmtime_r
-    - @ mlr_arch.h: ifdef MSYS2 undef ENABLE_SETENV
-    - @ callsite: fatal?
-  o setenv w/  gmtime_r
-    - figure out how to do this directly on msys2
-    - @ mlr_arch.h: proto for plat-indep abstraction layer
-    - @ mlr_arch_unixish: as now
-    - @ mlr_arch_msys2: do it that new way. or fatal until then ... or "unimpl" retval.
-  o -lpcreposix
-    - found how to do this in ./configure, Makefile.am w/ ifdef, something ...
-  o needs-DLL issue:
-    - find out how to fix at ./configure / msys2 build
-  o needs-dot-exe issue:
-    - wtf
+----------------------------------------------------------------
+MSYS2 TO-DO
+
+! msys2 / pacman -S / etc @ appveyor
+
+! getdelim
+
+! strsep
+
+k get_unlocked / getc:
+  k @ mlr_arch.h: ifdef MSYS2 define getc_unlocked(x) getc(x)
+
+k mman/mmap ifdef out entirely with default --no-mmap.
+  k @ mlr_arch.h: ifdef MSYS2 undef ENABLE_MMAP
+  k @ callsites: ifdef ENABLE_MMAP
+
+* setenv w/o gmtime_r
+  - @ mlr_arch.h: ifdef MSYS2 undef ENABLE_SETENV
+  - @ callsite: fatal?
+
+* setenv w/ gmtime_r
+  - figure out how to do this directly on msys2
+  - @ mlr_arch.h: proto for plat-indep abstraction layer
+  - @ mlr_arch_unixish: as now
+  - @ mlr_arch_msys2: do it that new way. or fatal until then ... or "unimpl" retval.
+
+* -lpcreposix
+  - found how to do this in ./configure, Makefile.am w/ ifdef, something ...
+
+* needs-DLL issue:
+  - find out how to fix at ./configure / msys2 build
+
+* needs-dot-exe issue:
+  - wtf
+
+----------------------------------------------------------------
+MSYS2 NOTES
 
 * https://github.com/msys2/msys2/wiki
 * https://github.com/Alexpux/MINGW-packages