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authorF1rst-Unicorn <f1rst_unicorn@njsm.de>2018-11-18 11:38:26 +0100
committerF1rst-Unicorn <f1rst_unicorn@njsm.de>2018-11-19 09:33:37 +0100
commit35c0d6344a7abeb27c4b43785d9824afd81ac3f1 (patch)
tree5727397bf8f765d07714572687af9445d9e75057 /src
parent3f9548a88833701559f13eeb10df59dd49643ffd (diff)
downloadnix-35c0d6344a7abeb27c4b43785d9824afd81ac3f1.zip
Add execvpe support, conditional on platform
Diffstat (limited to 'src')
-rw-r--r--src/unistd.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/unistd.rs b/src/unistd.rs
index aadd3c6b..12f3566a 100644
--- a/src/unistd.rs
+++ b/src/unistd.rs
@@ -701,6 +701,27 @@ pub fn execvp(filename: &CString, args: &[CString]) -> Result<Void> {
Err(Error::Sys(Errno::last()))
}
+/// Replace the current process image with a new one and replicate shell `PATH`
+/// searching behavior (see
+/// [`execvpe(3)`](http://man7.org/linux/man-pages/man3/exec.3.html)).
+///
+/// This functions like a combination of `execvp(2)` and `execve(2)` to pass an
+/// environment and have a search path. See these two for additional
+/// information.
+#[cfg(any(target_os = "haiku",
+ target_os = "linux",
+ target_os = "openbsd"))]
+pub fn execvpe(filename: &CString, args: &[CString], env: &[CString]) -> Result<Void> {
+ let args_p = to_exec_array(args);
+ let env_p = to_exec_array(env);
+
+ unsafe {
+ libc::execvpe(filename.as_ptr(), args_p.as_ptr(), env_p.as_ptr())
+ };
+
+ Err(Error::Sys(Errno::last()))
+}
+
/// Replace the current process image with a new one (see
/// [fexecve(2)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/fexecve.html)).
///