posix: add package

2026-08-06 15:48:51 +00:00 · 2024-08-14 01:44:35 +02:00
parent ac68a9d52c
commit efe68c2e24
83 changed files with 12665 additions and 328 deletions
@@ -0,0 +1,58 @@
+package posix
+
+import "core:c"
+import "core:c/libc"
+
+when ODIN_OS == .Darwin {
+	foreign import lib "system:System.framework"
+} else {
+	foreign import lib "system:c"
+}
+
+// setjmp.h - stack environment declarations
+
+foreign lib {
+	/*
+	Equivalent to longjmp() but must not touch signals.
+
+	[[ More; https://pubs.opengroup.org/onlinepubs/9699919799/functions/_longjmp.html ]]
+	*/
+	_longjmp :: proc(env: ^jmp_buf, val: c.int) -> ! ---
+
+	/*
+	Equivalent to setjmp() but must not touch signals.
+
+	[[ More; https://pubs.opengroup.org/onlinepubs/9699919799/functions/_longjmp.html ]]
+	*/
+	_setjmp :: proc(env: ^jmp_buf) -> c.int ---
+
+	/*
+	Equivalent to longjmp() but restores saved signal masks.
+
+	[[ More; https://pubs.opengroup.org/onlinepubs/9699919799/functions/siglongjump.html ]]
+	*/
+	@(link_name=LSIGLONGJMP)
+	siglongjmp :: proc(env: ^sigjmp_buf, val: c.int) -> ! ---
+
+	/*
+	Equivalent to setjmp() but restores saved signal masks.
+
+	[[ More; https://pubs.opengroup.org/onlinepubs/9699919799/functions/siglongjump.html ]]
+	*/
+	@(link_name=LSIGSETJMP)
+	sigsetjmp :: proc(env: ^sigjmp_buf, savemask: b32) -> c.int ---
+}
+
+jmp_buf    :: libc.jmp_buf
+sigjmp_buf :: distinct jmp_buf
+
+longjmp :: libc.longjmp
+setjmp  :: libc.setjmp
+
+when ODIN_OS == .NetBSD {
+	@(private) LSIGSETJMP  :: "__sigsetjmp14"
+	@(private) LSIGLONGJMP :: "__siglongjmp14"
+} else {
+	@(private) LSIGSETJMP  :: "sigsetjmp"
+	@(private) LSIGLONGJMP :: "siglongjmp"
+}