Make this more generic and mergeable.

Needs AmigaOS.cmake now from CMake package at OS4Depot, or contents below:
--8<--
SET(AMIGA 1)
SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC")
SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared")
--8<--

1 files changed, 1 insertions, 17 deletions

diff --git a/src/unix/map.c b/src/unix/map.c
index b04e95a76..9dcae5845 100644
--- a/src/unix/map.c
+++ b/src/unix/map.c
@@ -9,9 +9,7 @@
 #ifndef GIT_WIN32
 
 #include "map.h"
-#ifndef __amigaos4__
 #include <sys/mman.h>
-#endif
 #include <errno.h>
 
 int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offset)
@@ -24,7 +22,6 @@ int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offs
 	out->data = NULL;
 	out->len = 0;
 
-#ifndef __amigaos4__
 	if (prot & GIT_PROT_WRITE)
 		mprot = PROT_WRITE;
 	else if (prot & GIT_PROT_READ)
@@ -36,16 +33,6 @@ int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offs
 		mflag = MAP_PRIVATE;
 
 	out->data = mmap(NULL, len, mprot, mflag, fd, offset);
-#else
-	if ((prot & GIT_PROT_WRITE) && ((flags & GIT_MAP_TYPE) == GIT_MAP_SHARED)) {
-		printf("Trying to map shared-writeable file!!!\n");
-	}
-
-	if(out->data = malloc(len)) {
-		lseek(fd, offset, SEEK_SET);
-		p_read(fd, out->data, len);
-	}
-#endif
 
 	if (!out->data || out->data == MAP_FAILED) {
 		giterr_set(GITERR_OS, "Failed to mmap. Could not write data");
@@ -60,11 +47,8 @@ int p_mmap(git_map *out, size_t len, int prot, int flags, int fd, git_off_t offs
 int p_munmap(git_map *map)
 {
 	assert(map != NULL);
-#ifndef __amigaos4__
 	munmap(map->data, map->len);
-#else
-	free(map->data);
-#endif
+
 	return 0;
 }