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mcornella/Makefile

Last active Apr 11, 2016
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ZSH wait() syscall test bench for #BashOnUbuntuOnWindows. See https://github.com/Microsoft/BashOnWindows/issues/91#issuecomment-208077623
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/wait.h>
#include <stdio.h>
#include <errno.h>
int main() {
pid_t pid;
int status;
#define WAITFLAGS (WNOHANG|WUNTRACED|WCONTINUED)
#ifdef HAVE_WAIT3
# ifdef HAVE_GETRUSAGE
struct rusage ru;
pid = wait3((void *)&status, WAITFLAGS, &ru);
# else
pid = wait3((void *)&status, WAITFLAGS, NULL);
# endif
#else
# ifdef HAVE_WAITPID
pid = waitpid(-1, &status, WAITFLAGS);
# else
pid = wait(&status);
# endif
#endif
if (pid == -1) {
if (errno != ECHILD) {
perror("wait failed");
return errno;
}
}
return 0;
}
.PHONY: all test clean
.IGNORE: test
all: wait3_getrusage wait3 waitpid wait
wait3_getrusage: main.c
gcc main.c -D HAVE_WAIT3 -D HAVE_GETRUSAGE -o wait3_getrusage
wait3: main.c
gcc main.c -D HAVE_WAIT3 -o wait3
waitpid: main.c
gcc main.c -D HAVE_WAITPID -o waitpid
wait: main.c
gcc main.c -o wait
test: wait3_getrusage wait3 waitpid wait
./wait3_getrusage
./wait3
./waitpid
./wait
clean: wait3_getrusage wait3 waitpid wait
rm -rf wait3_getrusage wait3 waitpid wait
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