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authorLaytan Laats <laytanlaats@hotmail.com>2024-01-02 18:50:00 +0100
committerLaytan Laats <laytanlaats@hotmail.com>2024-01-02 21:44:51 +0100
commit8a7c2ea9d0e6b55bcfc5068ff2bf7c2a14ccfebf (patch)
treea15864f5c253ef6adc9e3b995ab63e49fbb7e02c
parentcb1c10ce83b9a51244ad50dc7a8beb4f3271ae09 (diff)
darwin: actually honor no-crt by not linking with `-lSystem -lm`
-rw-r--r--core/runtime/procs.odin13
-rw-r--r--src/linker.cpp9
2 files changed, 18 insertions, 4 deletions
diff --git a/core/runtime/procs.odin b/core/runtime/procs.odin
index 1592c608b..1b8a54c6d 100644
--- a/core/runtime/procs.odin
+++ b/core/runtime/procs.odin
@@ -37,7 +37,18 @@ when ODIN_NO_CRT && ODIN_OS == .Windows {
}
return ptr
}
-
+
+ @(link_name="bzero", linkage="strong", require)
+ bzero :: proc "c" (ptr: rawptr, len: int) -> rawptr {
+ if ptr != nil && len != 0 {
+ p := ([^]byte)(ptr)
+ for i := 0; i < len; i += 1 {
+ p[i] = 0
+ }
+ }
+ return ptr
+ }
+
@(link_name="memmove", linkage="strong", require)
memmove :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
d, s := ([^]byte)(dst), ([^]byte)(src)
diff --git a/src/linker.cpp b/src/linker.cpp
index ef9fa8e59..4ab4b2cd1 100644
--- a/src/linker.cpp
+++ b/src/linker.cpp
@@ -483,10 +483,13 @@ gb_internal i32 linker_stage(LinkerData *gen) {
gbString platform_lib_str = gb_string_make(heap_allocator(), "");
defer (gb_string_free(platform_lib_str));
if (build_context.metrics.os == TargetOs_darwin) {
- platform_lib_str = gb_string_appendc(platform_lib_str, "-lm -Wl,-syslibroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -L/usr/local/lib");
+ platform_lib_str = gb_string_appendc(platform_lib_str, "-Wl,-syslibroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -L/usr/local/lib");
#if defined(GB_SYSTEM_OSX)
- if(gen->needs_system_library_linked == 1) {
- platform_lib_str = gb_string_appendc(platform_lib_str, " -lSystem ");
+ if(!build_context.no_crt) {
+ platform_lib_str = gb_string_appendc(platform_lib_str, " -lm ");
+ if(gen->needs_system_library_linked == 1) {
+ platform_lib_str = gb_string_appendc(platform_lib_str, " -lSystem ");
+ }
}
#endif
} else {