From ac434acebb3c01977ad6a7d2ad7507c9909802e0 Mon Sep 17 00:00:00 2001
From: peter <peter@pmikkelsen.com>
Date: Thu, 8 Oct 2026 20:06:01 +0000
Subject: More work to support building on windows.

Right now, the build fails completely, because src/bin/main.c uses some unix specific functionalities. Next up is implementing them in the os/* files, but that won't be today.

FossilOrigin-Name: 91ed737388525736696714b585eb50b423789aab5c1a245fe9269d52be10c8c2
---
 configure.ac         | 8 ++++++--
 src/bin/aplwc_repl.h | 8 --------
 src/bin/main.c       | 4 ----
 src/include/os.h     | 2 +-
 src/os/windows.c     | 2 +-
 5 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/configure.ac b/configure.ac
index 86a12b7..ba10bb0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,9 +35,13 @@ AS_CASE([$build_mode],
 )
 
 AS_CASE([$host_os],
-	[mingw32], [AC_DEFINE([HOST_OS_WINDOWS], [1], [Host operating system is Windows])])
+	[mingw32], [AC_DEFINE([HOST_OS_WINDOWS], [1], [Host operating system is Windows])],
+	[cygwin], [AC_DEFINE([HOST_OS_WINDOWS], [1], [Host operating system is Windows])]
+	)
 AS_CASE([$build_os],
-	[mingw32], [AC_DEFINE([BUILD_OS_WINDOWS], [1], [Host operating system is Windows])])
+	[mingw32], [AC_DEFINE([BUILD_OS_WINDOWS], [1], [Host operating system is Windows])],
+	[cygwin], [AC_DEFINE([BUILD_OS_WINDOWS], [1], [Host operating system is Windows])]
+	)
 
 AC_CONFIG_FILES([
 	Makefile
diff --git a/src/bin/aplwc_repl.h b/src/bin/aplwc_repl.h
index 6d01de1..6f93223 100644
--- a/src/bin/aplwc_repl.h
+++ b/src/bin/aplwc_repl.h
@@ -22,14 +22,6 @@
 
 #include <os.h>
 #include <os_main.h>
-
-#include <assert.h>
-#include <limits.h>
-#include <stdint.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
 #include <aplwc.h>
 #include <aplwc_macros.h>
 
diff --git a/src/bin/main.c b/src/bin/main.c
index 04bb13a..3614053 100644
--- a/src/bin/main.c
+++ b/src/bin/main.c
@@ -17,10 +17,6 @@
  * along with aplwc.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-#define _POSIX_C_SOURCE 200809L
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
 #include "aplwc_repl.h"
 
 static unsigned long failsim_start;
diff --git a/src/include/os.h b/src/include/os.h
index a56b79d..440cf3b 100644
--- a/src/include/os.h
+++ b/src/include/os.h
@@ -49,6 +49,6 @@ enum OS {
 #include <os/windows.h>
 #endif
 
-int getline(char **, size_t *, void *);
+int getline(char **, size_t *, FILE *);
 
 #endif /* OS_H */
diff --git a/src/os/windows.c b/src/os/windows.c
index 88d8b27..6835cc2 100644
--- a/src/os/windows.c
+++ b/src/os/windows.c
@@ -19,7 +19,7 @@
 
 #include <os.h>
 
-int getline(char **, size_t *, void *)
+int getline(char **lineptr, size_t *n, FILE *stream)
 {
 	return -1;
 }
-- 
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