libphobos: Merge upstream phobos 0faae92d6

Phobos changes:

	- Import phobos v2.111.0-beta.1.
	- Added `bitCast' function to `std.conv'.
	- Added `readfln' and `File.readfln' functions to `std.stdio'.
	- New procedural API for `std.sumtype'.

libphobos/ChangeLog:

	* src/MERGE: Merge upstream phobos 0faae92d6.
	* testsuite/libphobos.phobos/std_array.d: Regenerate.
	* testsuite/libphobos.phobos/std_conv.d: Regenerate.
	* testsuite/libphobos.phobos/std_functional.d: Regenerate.
	* testsuite/libphobos.phobos/std_sumtype.d: Regenerate.

1 files changed, 10 insertions, 50 deletions

diff --git a/libphobos/src/std/process.d b/libphobos/src/std/process.d
index ca7880b..1a020c8 100644
--- a/libphobos/src/std/process.d
+++ b/libphobos/src/std/process.d
@@ -4315,14 +4315,14 @@ version (Posix)
     import core.sys.posix.stdlib;
 }
 
-private void toAStringz(in string[] a, const(char)**az)
+private const(char)** toAStringz(in string[] a)
 {
     import std.string : toStringz;
-    foreach (string s; a)
-    {
-        *az++ = toStringz(s);
-    }
-    *az = null;
+    auto p = (new const(char)*[1 + a.length]).ptr;
+    foreach (i, string s; a)
+        p[i] = toStringz(s);
+    p[a.length] = null;
+    return p;
 }
 
 
@@ -4452,45 +4452,17 @@ extern(C)
 
 private int execv_(in string pathname, in string[] argv)
 {
-    import core.exception : OutOfMemoryError;
-    import std.exception : enforce;
-    auto argv_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + argv.length));
-    enforce!OutOfMemoryError(argv_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(argv_);
-
-    toAStringz(argv, argv_);
-
-    return execv(pathname.tempCString(), argv_);
+    return execv(pathname.tempCString(), toAStringz(argv));
 }
 
 private int execve_(in string pathname, in string[] argv, in string[] envp)
 {
-    import core.exception : OutOfMemoryError;
-    import std.exception : enforce;
-    auto argv_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + argv.length));
-    enforce!OutOfMemoryError(argv_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(argv_);
-    auto envp_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + envp.length));
-    enforce!OutOfMemoryError(envp_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(envp_);
-
-    toAStringz(argv, argv_);
-    toAStringz(envp, envp_);
-
-    return execve(pathname.tempCString(), argv_, envp_);
+    return execve(pathname.tempCString(), toAStringz(argv), toAStringz(envp));
 }
 
 private int execvp_(in string pathname, in string[] argv)
 {
-    import core.exception : OutOfMemoryError;
-    import std.exception : enforce;
-    auto argv_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + argv.length));
-    enforce!OutOfMemoryError(argv_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(argv_);
-
-    toAStringz(argv, argv_);
-
-    return execvp(pathname.tempCString(), argv_);
+    return execvp(pathname.tempCString(), toAStringz(argv));
 }
 
 private int execvpe_(in string pathname, in string[] argv, in string[] envp)
@@ -4532,19 +4504,7 @@ version (Posix)
 }
 else version (Windows)
 {
-    import core.exception : OutOfMemoryError;
-    import std.exception : enforce;
-    auto argv_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + argv.length));
-    enforce!OutOfMemoryError(argv_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(argv_);
-    auto envp_ = cast(const(char)**)core.stdc.stdlib.malloc((char*).sizeof * (1 + envp.length));
-    enforce!OutOfMemoryError(envp_ !is null, "Out of memory in std.process.");
-    scope(exit) core.stdc.stdlib.free(envp_);
-
-    toAStringz(argv, argv_);
-    toAStringz(envp, envp_);
-
-    return execvpe(pathname.tempCString(), argv_, envp_);
+    return execvpe(pathname.tempCString(), toAStringz(argv), toAStringz(envp));
 }
 else
 {