---

yaml
---
r: 97260
b: refs/heads/dist-snap
c: f98f83a
h: refs/heads/master
v: v3

Author: whitequark

[refs]

@@ -6,7 +6,7 @@ refs/heads/try: c274a6888410ce3e357e014568b43310ed787d36
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c
-refs/heads/dist-snap: bd52e6acc6341b3ced6fe02fec3fdd10d6f2a242
+refs/heads/dist-snap: f98f83a15de649f3b4d152737336e95a0969e265
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0

branches/dist-snap/src/libextra/getopts.rs

@@ -31,7 +31,7 @@
 //!
 //! ~~~{.rust}
 //! extern mod extra;
-//! use extra::getopts::{optopt,optflag,getopts,Opt};
+//! use extra::getopts::*;
 //! use std::os;
 //!
 //! fn do_work(inp: &str, out: Option<~str>) {

branches/dist-snap/src/libextra/num/rational.rs

@@ -14,7 +14,7 @@
 use std::cmp;
 use std::from_str::FromStr;
 use std::num::{Zero,One,ToStrRadix,FromStrRadix,Round};
-use super::bigint::{BigInt, BigUint, Sign, Plus, Minus};
+use super::bigint::BigInt;
 
 /// Represents the ratio between 2 numbers.
 #[deriving(Clone)]
@@ -107,27 +107,6 @@ impl<T: Clone + Integer + Ord>
     }
 }
 
-impl Ratio<BigInt> {
-    /// Converts a float into a rational number
-    pub fn from_float<T: Float>(f: T) -> Option<BigRational> {
-        if !f.is_finite() {
-            return None;
-        }
-        let (mantissa, exponent, sign) = f.integer_decode();
-        let bigint_sign: Sign = if sign == 1 { Plus } else { Minus };
-        if exponent < 0 {
-            let one: BigInt = One::one();
-            let denom: BigInt = one << ((-exponent) as uint);
-            let numer: BigUint = FromPrimitive::from_u64(mantissa).unwrap();
-            Some(Ratio::new(BigInt::from_biguint(bigint_sign, numer), denom))
-        } else {
-            let mut numer: BigUint = FromPrimitive::from_u64(mantissa).unwrap();
-            numer = numer << (exponent as uint);
-            Some(Ratio::from_integer(BigInt::from_biguint(bigint_sign, numer)))
-        }
-    }
-}
-
 /* Comparisons */
 
 // comparing a/b and c/d is the same as comparing a*d and b*c, so we
@@ -642,42 +621,4 @@ mod test {
             test(s);
         }
     }
-
-    #[test]
-    fn test_from_float() {
-        fn test<T: Float>(given: T, (numer, denom): (&str, &str)) {
-            let ratio: BigRational = Ratio::from_float(given).unwrap();
-            assert_eq!(ratio, Ratio::new(
-                FromStr::from_str(numer).unwrap(),
-                FromStr::from_str(denom).unwrap()));
-        }
-
-        // f32
-        test(3.14159265359f32, ("13176795", "4194304"));
-        test(2f32.pow(&100.), ("1267650600228229401496703205376", "1"));
-        test(-2f32.pow(&100.), ("-1267650600228229401496703205376", "1"));
-        test(1.0 / 2f32.pow(&100.), ("1", "1267650600228229401496703205376"));
-        test(684729.48391f32, ("1369459", "2"));
-        test(-8573.5918555f32, ("-4389679", "512"));
-
-        // f64
-        test(3.14159265359f64, ("3537118876014453", "1125899906842624"));
-        test(2f64.pow(&100.), ("1267650600228229401496703205376", "1"));
-        test(-2f64.pow(&100.), ("-1267650600228229401496703205376", "1"));
-        test(684729.48391f64, ("367611342500051", "536870912"));
-        test(-8573.5918555, ("-4713381968463931", "549755813888"));
-        test(1.0 / 2f64.pow(&100.), ("1", "1267650600228229401496703205376"));
-    }
-
-    #[test]
-    fn test_from_float_fail() {
-        use std::{f32, f64};
-
-        assert_eq!(Ratio::from_float(f32::NAN), None);
-        assert_eq!(Ratio::from_float(f32::INFINITY), None);
-        assert_eq!(Ratio::from_float(f32::NEG_INFINITY), None);
-        assert_eq!(Ratio::from_float(f64::NAN), None);
-        assert_eq!(Ratio::from_float(f64::INFINITY), None);
-        assert_eq!(Ratio::from_float(f64::NEG_INFINITY), None);
-    }
 }

branches/dist-snap/src/libextra/time.rs

@@ -12,16 +12,17 @@
 
 use std::io::Reader;
 use std::io::mem::BufReader;
-use std::libc;
 use std::num;
 use std::str;
 
 static NSEC_PER_SEC: i32 = 1_000_000_000_i32;
 
-mod rustrt {
+pub mod rustrt {
     use super::Tm;
 
     extern {
+        pub fn rust_get_time(sec: &mut i64, nsec: &mut i32);
+        pub fn rust_precise_time_ns(ns: &mut u64);
         pub fn rust_tzset();
         pub fn rust_gmtime(sec: i64, nsec: i32, result: &mut Tm);
         pub fn rust_localtime(sec: i64, nsec: i32, result: &mut Tm);
@@ -30,31 +31,6 @@ mod rustrt {
     }
 }
 
-#[cfg(unix, not(target_os = "macos"))]
-mod imp {
-    use std::libc::{c_int, timespec};
-
-    // Apparently android provides this in some other library?
-    #[cfg(not(target_os = "android"))]
-    #[link(name = "rt")]
-    extern {}
-
-    extern {
-        pub fn clock_gettime(clk_id: c_int, tp: *mut timespec) -> c_int;
-    }
-
-}
-#[cfg(target_os = "macos")]
-mod imp {
-    use std::libc::{timeval, timezone, c_int, mach_timebase_info};
-
-    extern {
-        pub fn gettimeofday(tp: *mut timeval, tzp: *mut timezone) -> c_int;
-        pub fn mach_absolute_time() -> u64;
-        pub fn mach_timebase_info(info: *mut mach_timebase_info) -> c_int;
-    }
-}
-
 /// A record specifying a time value in seconds and nanoseconds.
 
 
@@ -88,45 +64,11 @@ impl Ord for Timespec {
  */
 pub fn get_time() -> Timespec {
     unsafe {
-        let (sec, nsec) = os_get_time();
+        let mut sec = 0i64;
+        let mut nsec = 0i32;
+        rustrt::rust_get_time(&mut sec, &mut nsec);
         return Timespec::new(sec, nsec);
     }
-
-    #[cfg(windows)]
-    unsafe fn os_get_time() -> (i64, i32) {
-        static NANOSECONDS_FROM_1601_TO_1970: u64 = 11644473600000000;
-
-        let mut time = libc::FILETIME {
-            dwLowDateTime: 0,
-            dwHighDateTime: 0,
-        };
-        libc::GetSystemTimeAsFileTime(&mut time);
-
-        // A FILETIME contains a 64-bit value representing the number of
-        // hectonanosecond (100-nanosecond) intervals since 1601-01-01T00:00:00Z.
-        // http://support.microsoft.com/kb/167296/en-us
-        let ns_since_1601 = ((time.dwHighDateTime as u64 << 32) |
-                             (time.dwLowDateTime  as u64 <<  0)) / 10;
-        let ns_since_1970 = ns_since_1601 - NANOSECONDS_FROM_1601_TO_1970;
-
-        ((ns_since_1970 / 1000000) as i64,
-         ((ns_since_1970 % 1000000) * 1000) as i32)
-    }
-
-    #[cfg(target_os = "macos")]
-    unsafe fn os_get_time() -> (i64, i32) {
-        use std::ptr;
-        let mut tv = libc::timeval { tv_sec: 0, tv_usec: 0 };
-        imp::gettimeofday(&mut tv, ptr::mut_null());
-        (tv.tv_sec as i64, tv.tv_usec * 1000)
-    }
-
-    #[cfg(not(target_os = "macos"), not(windows))]
-    unsafe fn os_get_time() -> (i64, i32) {
-        let mut tv = libc::timespec { tv_sec: 0, tv_nsec: 0 };
-        imp::clock_gettime(libc::CLOCK_REALTIME, &mut tv);
-        (tv.tv_sec as i64, tv.tv_nsec as i32)
-    }
 }
 
 
@@ -135,38 +77,10 @@ pub fn get_time() -> Timespec {
  * in nanoseconds since an unspecified epoch.
  */
 pub fn precise_time_ns() -> u64 {
-    return os_precise_time_ns();
-
-    #[cfg(windows)]
-    fn os_precise_time_ns() -> u64 {
-        let mut ticks_per_s = 0;
-        assert_eq!(unsafe {
-            libc::QueryPerformanceFrequency(&mut ticks_per_s)
-        }, 1);
-        let ticks_per_s = if ticks_per_s == 0 {1} else {ticks_per_s};
-        let mut ticks = 0;
-        assert_eq!(unsafe {
-            libc::QueryPerformanceCounter(&mut ticks)
-        }, 1);
-
-        return (ticks as u64 * 1000000000) / (ticks_per_s as u64);
-    }
-
-    #[cfg(target_os = "macos")]
-    fn os_precise_time_ns() -> u64 {
-        let time = unsafe { imp::mach_absolute_time() };
-        let mut info = libc::mach_timebase_info { numer: 0, denom: 0 };
-        unsafe { imp::mach_timebase_info(&mut info); }
-        return time * ((info.numer / info.denom) as u64);
-    }
-
-    #[cfg(not(windows), not(target_os = "macos"))]
-    fn os_precise_time_ns() -> u64 {
-        let mut ts = libc::timespec { tv_sec: 0, tv_nsec: 0 };
-        unsafe {
-            imp::clock_gettime(libc::CLOCK_MONOTONIC, &mut ts);
-        }
-        return (ts.tv_sec as u64) * 1000000000 + (ts.tv_nsec as u64)
+    unsafe {
+        let mut ns = 0u64;
+        rustrt::rust_precise_time_ns(&mut ns);
+        ns
     }
 }
 

branches/dist-snap/src/librustc/back/link.rs

@@ -11,6 +11,7 @@
 
 use back::archive::{Archive, METADATA_FILENAME};
 use back::rpath;
+use back::manifest;
 use driver::driver::CrateTranslation;
 use driver::session::Session;
 use driver::session;
@@ -827,6 +828,12 @@ fn link_binary_output(sess: Session,
         }
         session::OutputExecutable => {
             link_natively(sess, false, obj_filename, &out_filename);
+            // Windows linker will add an ".exe" extension if there was none
+            let out_filename = match out_filename.extension() {
+                Some(_) => out_filename.clone(),
+                None => out_filename.with_extension(win32::EXE_EXTENSION)
+            };
+            manifest::postprocess_executable(sess, &out_filename);
         }
         session::OutputDylib => {
             link_natively(sess, true, obj_filename, &out_filename);

branches/dist-snap/src/librustc/back/lto.rs

@@ -19,12 +19,6 @@ use std::libc;
 
 pub fn run(sess: session::Session, llmod: ModuleRef,
            tm: TargetMachineRef, reachable: &[~str]) {
-    if sess.prefer_dynamic() {
-        sess.err("cannot prefer dynamic linking when performing LTO");
-        sess.note("only 'staticlib' and 'bin' outputs are supported with LTO");
-        sess.abort_if_errors();
-    }
-
     // Make sure we actually can run LTO
     let outputs = sess.outputs.borrow();
     for output in outputs.get().iter() {

branches/dist-snap/src/librustc/back/manifest.rs

@@ -0,0 +1,106 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+
+// To avoid problems with Windows UAC installer detection heuristics,
+// Rust-produced executables need an application manifest.
+// For details, see issue #10512.
+
+// No-op on other platforms.
+
+use driver::session::Session;
+use std::path::Path;
+
+#[cfg(not(windows))]
+pub fn postprocess_executable(_sess: Session, _filename: &Path) {}
+
+#[cfg(windows)]
+pub fn postprocess_executable(sess: Session, filename: &Path) {
+
+    let default_manifest = concat!(
+        "<?xml version='1.0' encoding='UTF-8' standalone='yes'?>",
+        "<assembly xmlns='urn:schemas-microsoft-com:asm.v1' manifestVersion='1.0'>",
+        "  <trustInfo xmlns='urn:schemas-microsoft-com:asm.v3'>",
+        "    <security>",
+        "      <requestedPrivileges>",
+        "        <requestedExecutionLevel level='asInvoker' uiAccess='false' />",
+        "      </requestedPrivileges>",
+        "    </security>",
+        "  </trustInfo>",
+        "</assembly>");
+
+    match windows::embed_manifest(filename, default_manifest) {
+        Ok(_) => (),
+        Err(msg) => sess.err(format!("Could not embed application manifest: {}", msg))
+    }
+}
+
+#[cfg(windows)]
+mod windows {
+    use std::libc::types::os::arch::extra::{BOOL,WORD,DWORD,HANDLE,LPCWSTR,LPCVOID};
+    use std::libc::consts::os::extra::FALSE;
+    use std::cast::transmute;
+    use std::os;
+
+    // FIXME #9053: should import as_utf16_p from std rather than re-defining here
+    //use std::os::win32::as_utf16_p;
+    fn as_utf16_p<T>(s: &str, f: |*u16| -> T) -> T {
+        let mut t = s.to_utf16();
+        // Null terminate before passing on.
+        t.push(0u16);
+        f(t.as_ptr())
+    }
+
+    #[link_name = "kernel32"]
+    extern "system" {
+        pub fn BeginUpdateResourceW(pFileName: LPCWSTR,
+                                    bDeleteExistingResources: BOOL) -> HANDLE;
+        pub fn UpdateResourceW(hUpdate: HANDLE,
+                               lpType: LPCWSTR,
+                               lpName: LPCWSTR,
+                               wLanguage: WORD,
+                               lpData: LPCVOID,
+                               cbData: DWORD) -> BOOL;
+        pub fn EndUpdateResourceW(hUpdate: HANDLE,
+                                  fDiscard: BOOL) -> BOOL;
+    }
+
+    fn MAKEINTRESOURCEW(id: int) -> LPCWSTR {
+        unsafe{ transmute(id) }
+    }
+
+    pub fn embed_manifest(filename: &Path,
+                          manifest: &str) -> Result<(),~str> {
+        unsafe {
+            let hUpdate = as_utf16_p(filename.as_str().unwrap(), |path| {
+                BeginUpdateResourceW(path, FALSE)
+            });
+            if hUpdate.is_null() {
+                return Err(format!("failure in BeginUpdateResourceW: {}", os::last_os_error()));
+            }
+
+            let ok = UpdateResourceW(hUpdate,
+                                     MAKEINTRESOURCEW(24), // RT_MANIFEST
+                                     MAKEINTRESOURCEW(1),  // CREATEPROCESS_MANIFEST_RESOURCE_ID
+                                     0,                    // LANG_NEUTRAL, SUBLANG_NEUTRAL
+                                     manifest.as_ptr() as LPCVOID,
+                                     manifest.len() as u32);
+            if ok == FALSE {
+                return Err(format!("failure in UpdateResourceW: {}", os::last_os_error()));
+            }
+
+            let ok = EndUpdateResourceW(hUpdate, FALSE);
+            if ok == FALSE {
+                return Err(format!("failure in EndUpdateResourceW: {}", os::last_os_error()));
+            }
+            Ok(())
+        }
+    }
+}