Created
October 17, 2015 16:31
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| diff --git a/src/exception.cr b/src/exception.cr | |
| index cd4450c..570e2fd 100644 | |
| --- a/src/exception.cr | |
| +++ b/src/exception.cr | |
| @@ -21,7 +21,11 @@ struct CallStack | |
| makecontext_start = makecontext_end = LibDL.dlsym(LibDL::RTLD_DEFAULT, "makecontext") | |
| while true | |
| - ret = LibDL.dladdr(makecontext_end, out info) | |
| + ifdef cygwin | |
| + break | |
| + else | |
| + ret = LibDL.dladdr(makecontext_end, out info) | |
| + end | |
| break if ret == 0 || info.sname.nil? | |
| break unless LibC.strcmp(info.sname, "makecontext") == 0 | |
| makecontext_end += 1 | |
| @@ -69,15 +73,18 @@ struct CallStack | |
| end | |
| protected def self.decode_frame(ip, original_ip = ip) | |
| - if LibDL.dladdr(ip, out info) != 0 | |
| - offset = original_ip - info.saddr | |
| + ifdef cygwin | |
| + else | |
| + if LibDL.dladdr(ip, out info) != 0 | |
| + offset = original_ip - info.saddr | |
| - if offset == 0 | |
| - return decode_frame(ip - 1, original_ip) | |
| - end | |
| + if offset == 0 | |
| + return decode_frame(ip - 1, original_ip) | |
| + end | |
| - unless info.sname.nil? | |
| - {offset, String.new(info.sname)} | |
| + unless info.sname.nil? | |
| + {offset, String.new(info.sname)} | |
| + end | |
| end | |
| end | |
| end | |
| diff --git a/src/file/stat.cr b/src/file/stat.cr | |
| index bddf6b8..9ec959d 100644 | |
| --- a/src/file/stat.cr | |
| +++ b/src/file/stat.cr | |
| @@ -62,6 +62,23 @@ lib LibC | |
| __unused5 : UInt64 | |
| end | |
| end | |
| + elsif cygwin | |
| + struct Stat | |
| + st_dev : UInt32 | |
| + st_ino : UInt64 | |
| + st_mode : LibC::ModeT | |
| + st_nlink : UInt16 | |
| + st_uid : UInt32 | |
| + st_gid : UInt32 | |
| + st_rdev : UInt32 | |
| + st_size : Int64 | |
| + st_atimespec : LibC::TimeSpec | |
| + st_mtimespec : LibC::TimeSpec | |
| + st_ctimespec : LibC::TimeSpec | |
| + st_blksize : Int64 | |
| + st_blocks : Int64 | |
| + st_birthtim : LibC::TimeSpec | |
| + end | |
| end | |
| S_ISVTX = 0o001000 | |
| diff --git a/src/io.cr b/src/io.cr | |
| index ae0139e..bbde887 100644 | |
| --- a/src/io.cr | |
| +++ b/src/io.cr | |
| @@ -26,6 +26,15 @@ lib LibC | |
| O_TRUNC = 0x0400 | |
| O_NONBLOCK = 0x0004 | |
| O_CLOEXEC = 0x1000000 | |
| + elsif cygwin | |
| + O_RDONLY = 0x0000 | |
| + O_WRONLY = 0x0001 | |
| + O_RDWR = 0x0002 | |
| + O_APPEND = 0x0008 | |
| + O_CREAT = 0x0200 | |
| + O_TRUNC = 0x0400 | |
| + O_NONBLOCK = 0x4000 | |
| + O_CLOEXEC = 0x40000 | |
| end | |
| S_IRWXU = 0o000700 # RWX mask for owner | |
| diff --git a/src/libc.cr b/src/libc.cr | |
| index bfbe0dd..313fa0e 100644 | |
| --- a/src/libc.cr | |
| +++ b/src/libc.cr | |
| @@ -29,6 +29,8 @@ lib LibC | |
| alias ModeT = UInt16 | |
| elsif linux | |
| alias ModeT = UInt32 | |
| + elsif cygwin | |
| + alias ModeT = UInt32 | |
| end | |
| ifdef darwin | |
| @@ -57,6 +59,9 @@ lib LibC | |
| ifdef linux | |
| MAP_ANON = 0x0020 | |
| end | |
| + ifdef cygwin | |
| + MAP_ANON = 0x20 | |
| + end | |
| MAP_FAILED = Pointer(Void).new(SizeT.new(-1)) | |
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Was this ever submitted or accepted? Do you have any input on how to get crystal to even build on cygwin? All I get trying to install is the "you need to have a crystal executable in your path" obviously: crystal-lang/crystal#1331