rt: Namespace all C functions under rust_

src/libextra/time.rs

@@ -21,8 +21,8 @@ pub mod rustrt {
     use super::Tm;
 
     extern {
-        pub fn get_time(sec: &mut i64, nsec: &mut i32);
-        pub fn precise_time_ns(ns: &mut u64);
+        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);
@@ -66,7 +66,7 @@ pub fn get_time() -> Timespec {
     unsafe {
         let mut sec = 0i64;
         let mut nsec = 0i32;
-        rustrt::get_time(&mut sec, &mut nsec);
+        rustrt::rust_get_time(&mut sec, &mut nsec);
         return Timespec::new(sec, nsec);
     }
 }
@@ -79,7 +79,7 @@ pub fn get_time() -> Timespec {
 pub fn precise_time_ns() -> u64 {
     unsafe {
         let mut ns = 0u64;
-        rustrt::precise_time_ns(&mut ns);
+        rustrt::rust_precise_time_ns(&mut ns);
         ns
     }
 }

src/libstd/rt/basic.rs

@@ -241,11 +241,11 @@ impl Drop for BasicPausible {
 
 fn time() -> Time {
     extern {
-        fn get_time(sec: &mut i64, nsec: &mut i32);
+        fn rust_get_time(sec: &mut i64, nsec: &mut i32);
     }
     let mut sec = 0;
     let mut nsec = 0;
-    unsafe { get_time(&mut sec, &mut nsec) }
+    unsafe { rust_get_time(&mut sec, &mut nsec) }
 
     Time { sec: sec as u64, nsec: nsec as u64 }
 }

src/libstd/rt/context.rs

@@ -59,7 +59,7 @@ impl Context {
         // which we will then modify to call the given function when restored
         let mut regs = new_regs();
         unsafe {
-            swap_registers(transmute_mut_region(&mut *regs), transmute_region(&*regs));
+            rust_swap_registers(transmute_mut_region(&mut *regs), transmute_region(&*regs));
         };
 
         initialize_call_frame(&mut *regs, fp, argp, sp);
@@ -104,22 +104,22 @@ impl Context {
             // stack limit in the OS-specified TLS slot. This also  means that
             // we cannot call any more rust functions after record_stack_bounds
             // returns because they would all likely fail due to the limit being
-            // invalid for the current task. Lucky for us `swap_registers` is a
-            // C function so we don't have to worry about that!
+            // invalid for the current task. Lucky for us `rust_swap_registers`
+            // is a C function so we don't have to worry about that!
             match in_context.stack_bounds {
                 Some((lo, hi)) => record_stack_bounds(lo, hi),
                 // If we're going back to one of the original contexts or
                 // something that's possibly not a "normal task", then reset
                 // the stack limit to 0 to make morestack never fail
                 None => record_stack_bounds(0, uint::max_value),
             }
-            swap_registers(out_regs, in_regs)
+            rust_swap_registers(out_regs, in_regs)
         }
     }
 }
 
 extern {
-    fn swap_registers(out_regs: *mut Registers, in_regs: *Registers);
+    fn rust_swap_registers(out_regs: *mut Registers, in_regs: *Registers);
 }
 
 // Register contexts used in various architectures
@@ -142,7 +142,7 @@ extern {
 //
 // These structures/functions are roughly in-sync with the source files inside
 // of src/rt/arch/$arch. The only currently used function from those folders is
-// the `swap_registers` function, but that's only because for now segmented
+// the `rust_swap_registers` function, but that's only because for now segmented
 // stacks are disabled.
 
 #[cfg(target_arch = "x86")]

src/rt/arch/arm/_context.S

@@ -12,8 +12,8 @@
 .align
 #endif
 
-.globl swap_registers
-swap_registers:
+.globl rust_swap_registers
+rust_swap_registers:
 	str r0, [r0, #0]
 	str r3, [r0, #12]
 	str r4, [r0, #16]

src/rt/arch/i386/_context.S

@@ -21,9 +21,9 @@ The registers_t variable is in (%esp)
 */
 
 #if defined(__APPLE__) || defined(_WIN32)
-#define SWAP_REGISTERS _swap_registers
+#define SWAP_REGISTERS _rust_swap_registers
 #else
-#define SWAP_REGISTERS swap_registers
+#define SWAP_REGISTERS rust_swap_registers
 #endif
 
 // swap_registers(registers_t *oregs, registers_t *regs)

src/rt/arch/mips/_context.S

@@ -4,11 +4,11 @@
 #endif
 
 .text
-.globl swap_registers
+.globl rust_swap_registers
 .align 2
 .set nomips16
-.ent swap_registers
-swap_registers:
+.ent rust_swap_registers
+rust_swap_registers:
         .set noreorder
         .set nomacro
         .set noat
@@ -85,4 +85,4 @@ swap_registers:
 
         jr $31
         nop
-.end swap_registers
+.end rust_swap_registers

src/rt/arch/x86_64/_context.S

@@ -55,9 +55,9 @@ First four arguments:
 */
 
 #if defined(__APPLE__)
-#define SWAP_REGISTERS _swap_registers
+#define SWAP_REGISTERS _rust_swap_registers
 #else
-#define SWAP_REGISTERS swap_registers
+#define SWAP_REGISTERS rust_swap_registers
 #endif
 
 // swap_registers(registers_t *oregs, registers_t *regs)

src/rt/rust_builtin.cpp

@@ -168,7 +168,7 @@ extern "C" CDECL FILE* rust_get_stderr() {return stderr;}
 
 #if defined(__WIN32__)
 extern "C" CDECL void
-get_time(int64_t *sec, int32_t *nsec) {
+rust_get_time(int64_t *sec, int32_t *nsec) {
     FILETIME fileTime;
     GetSystemTimeAsFileTime(&fileTime);
 
@@ -187,7 +187,7 @@ get_time(int64_t *sec, int32_t *nsec) {
 }
 #else
 extern "C" CDECL void
-get_time(int64_t *sec, int32_t *nsec) {
+rust_get_time(int64_t *sec, int32_t *nsec) {
 #ifdef __APPLE__
     struct timeval tv;
     gettimeofday(&tv, NULL);
@@ -205,7 +205,7 @@ get_time(int64_t *sec, int32_t *nsec) {
 const int64_t ns_per_s = 1000000000LL;
 
 extern "C" CDECL void
-precise_time_ns(uint64_t *ns) {
+rust_precise_time_ns(uint64_t *ns) {
 
 #ifdef __APPLE__
     uint64_t time = mach_absolute_time();

src/rt/rustrt.def.in

@@ -2,13 +2,13 @@ rust_dbg_abi_1
 rust_dbg_abi_2
 rust_dbg_static_mut
 rust_dbg_static_mut_check_four
-get_time
+rust_get_time
 rust_tzset
 rust_gmtime
 rust_localtime
 rust_timegm
 rust_mktime
-precise_time_ns
+rust_precise_time_ns
 rust_path_is_dir
 rust_path_is_dir_u16
 rust_path_exists
@@ -43,7 +43,7 @@ rust_signal_little_lock
 rust_wait_little_lock
 tdefl_compress_mem_to_heap
 tinfl_decompress_mem_to_heap
-swap_registers
+rust_swap_registers
 rust_readdir
 rust_opendir
 rust_dbg_extern_identity_u32