Framework is now dynamically linked

CMakeLists.txt

@@ -43,9 +43,12 @@ file(GLOB_RECURSE photon_libc_headers ${CMAKE_CURRENT_SOURCE_DIR}/photon/libc/in
 
 file(GLOB photon_libc_crt
     ${CMAKE_CURRENT_SOURCE_DIR}/photon/libc/sys/${platform}/machine/${machine}/crt*.s)
+message(STATUS "CRT files: ${photon_libc_crt}")
 
-add_library(crt OBJECT ${photon_libc_crt})
-target_compile_options(crt PRIVATE -c -ffreestanding -nostdlib)
+add_custom_target(crt ALL
+    DEPENDS ${photon_libc_crt}
+    COMMAND mx.clang -c -ffreestanding ${photon_libc_crt}
+    COMMENT "Generating CRT files")
 
 file(GLOB platform_sources
     ${CMAKE_CURRENT_SOURCE_DIR}/photon/libc/sys/${platform}/*.c
@@ -76,13 +79,13 @@ file(GLOB platform_headers
 set(photon_libc_sources ${photon_libc_sources} ${malloc_sources} ${platform_sources})
 set(photon_libc_headers ${photon_libc_headers} ${platform_headers})
 
-add_framework(photon STATIC
+add_framework(photon SHARED
     BUNDLE_ID net.doorstuck.photon
     SOURCES ${photon_libc_sources} ${photon_libc_headers}
     HEADERS ${CMAKE_CURRENT_BINARY_DIR}/sysroot/usr/include/*)
 
 bundle_compile_options(photon PRIVATE -ffreestanding -nostdlib -fPIC -fPIE)
-bundle_link_libraries(photon ${photon_platform_libs})
+bundle_link_libraries(photon ${photon_platform_libs} -ffreestanding)
 bundle_link_frameworks(photon ${photon_platform_frameworks})
 
 bundle_include_directories(photon PRIVATE

photon/libc/include/stdio.h

@@ -23,9 +23,11 @@ extern "C" {
 
 typedef struct __io_file FILE;
 
-extern FILE *stdin;
-extern FILE *stdout;
-extern FILE *stderr;
+extern FILE *__get_stdio_file(int);
+
+#define stdin (__get_stdio_file(0))
+#define stdout (__get_stdio_file(0))
+#define stderr (__get_stdio_file(0))
 
 extern FILE *fopen(const char *path, const char *mode);
 extern FILE *freopen(const char *path, const char *mode, FILE *fp);

photon/libc/sys/magenta/fio.c

@@ -1,19 +1,30 @@
+#include <stdio.h>
 #include "sys/types.h"
 #include "__fio.h"
 
-struct __io_file __stdin = {};
-struct __io_file __stdout = {};
-struct __io_file __stderr = {};
-
-struct __io_file *stdin = &__stdin;
-struct __io_file *stdout = &__stdout;
-struct __io_file *stderr = &__stderr;
+static struct __io_file __stdin = {};
+static struct __io_file __stdout = {};
+static struct __io_file __stderr = {};
 
 static int flags_from_mode(const char *r)
 {
     return 0;
 }
 
+FILE *__get_stdio_file(int i)
+{
+    switch (i) {
+    case 0:
+        return &__stdin;
+    case 1:
+        return &__stdout;
+    case 2:
+        return &__stderr;
+    default:
+        return NULL;
+    }
+}
+
 void __fio_init(int in, int out, int err)
 {
     __stdin.fd = in;

scripts/add-framework-crt.sh

@@ -3,9 +3,9 @@
 framework_path=$1
 binary_dir=$2
 
-crt_files=$(find $binary_dir -name "crt*.s.o")
+crt_files=$(find $binary_dir -name "crt*.o")
 
 for crt_file in $crt_files; do
-    out="$framework_path/Binary/$(basename $crt_file .s.o).o"
+    out="$framework_path/bin/$(basename $crt_file .o).o"
     cp -f $crt_file $out
 done