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#include "../lib/exec/exec.h"
#include "../lib/sys/fork.h"
#include "../lib/sys/wait4.h"
#include "../lib/io/io.h"
#include "../lib/sys/types.h"
#include "../lib/cstr/cstr.h"
char line[BUFSIZ];
void replace_args(char **argv, char *rep)
{
for (; *argv; ++argv) {
if (cstr_compare(*argv, "%") == 0) {
*argv = rep;
}
}
}
int main(int argc, char **argv)
{
if (argc <= 1) {
wff(STDERR_FD, "for command [args...] % [args...]")
return -1;
}
i64 size;
int pid;
while ((size = get_next_line_from_fd(STDIN_FD, line)) >= 0) {
pid = fork();
if (pid == 0) {
replace_args(argv + 1, line);
exec((const char**)(argv + 1));
wff(STDERR_FD, "command not found: %s", argv[1]);
return -1;
}
wait4(pid, 0, 0);
}
return 0;
}
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