mirror of
https://github.com/privatevoid-net/nix-super.git
synced 2024-11-23 06:26:15 +02:00
commit
9233ac7c56
3 changed files with 12 additions and 10 deletions
|
@ -20,6 +20,7 @@
|
||||||
#include <sys/types.h>
|
#include <sys/types.h>
|
||||||
#include <sys/stat.h>
|
#include <sys/stat.h>
|
||||||
#include <sys/utsname.h>
|
#include <sys/utsname.h>
|
||||||
|
#include <sys/select.h>
|
||||||
#include <fcntl.h>
|
#include <fcntl.h>
|
||||||
#include <unistd.h>
|
#include <unistd.h>
|
||||||
#include <errno.h>
|
#include <errno.h>
|
||||||
|
|
|
@ -13,6 +13,7 @@
|
||||||
|
|
||||||
#include <sys/types.h>
|
#include <sys/types.h>
|
||||||
#include <sys/stat.h>
|
#include <sys/stat.h>
|
||||||
|
#include <sys/select.h>
|
||||||
#include <sys/time.h>
|
#include <sys/time.h>
|
||||||
#include <unistd.h>
|
#include <unistd.h>
|
||||||
#include <utime.h>
|
#include <utime.h>
|
||||||
|
|
|
@ -942,16 +942,16 @@ string runProgram(Path program, bool searchPath, const Strings & args,
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
|
|
||||||
/* Create a pipe. */
|
/* Create a pipe. */
|
||||||
Pipe stdout, stdin;
|
Pipe out, in;
|
||||||
stdout.create();
|
out.create();
|
||||||
if (!input.empty()) stdin.create();
|
if (!input.empty()) in.create();
|
||||||
|
|
||||||
/* Fork. */
|
/* Fork. */
|
||||||
Pid pid = startProcess([&]() {
|
Pid pid = startProcess([&]() {
|
||||||
if (dup2(stdout.writeSide, STDOUT_FILENO) == -1)
|
if (dup2(out.writeSide, STDOUT_FILENO) == -1)
|
||||||
throw SysError("dupping stdout");
|
throw SysError("dupping stdout");
|
||||||
if (!input.empty()) {
|
if (!input.empty()) {
|
||||||
if (dup2(stdin.readSide, STDIN_FILENO) == -1)
|
if (dup2(in.readSide, STDIN_FILENO) == -1)
|
||||||
throw SysError("dupping stdin");
|
throw SysError("dupping stdin");
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -967,16 +967,16 @@ string runProgram(Path program, bool searchPath, const Strings & args,
|
||||||
throw SysError(format("executing ‘%1%’") % program);
|
throw SysError(format("executing ‘%1%’") % program);
|
||||||
});
|
});
|
||||||
|
|
||||||
stdout.writeSide.close();
|
out.writeSide.close();
|
||||||
|
|
||||||
/* FIXME: This can deadlock if the input is too long. */
|
/* FIXME: This can deadlock if the input is too long. */
|
||||||
if (!input.empty()) {
|
if (!input.empty()) {
|
||||||
stdin.readSide.close();
|
in.readSide.close();
|
||||||
writeFull(stdin.writeSide, input);
|
writeFull(in.writeSide, input);
|
||||||
stdin.writeSide.close();
|
in.writeSide.close();
|
||||||
}
|
}
|
||||||
|
|
||||||
string result = drainFD(stdout.readSide);
|
string result = drainFD(out.readSide);
|
||||||
|
|
||||||
/* Wait for the child to finish. */
|
/* Wait for the child to finish. */
|
||||||
int status = pid.wait(true);
|
int status = pid.wait(true);
|
||||||
|
|
Loading…
Reference in a new issue