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| | /*
* Copyright (C) 2024 olang maintainers
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "cli_runner.h"
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/wait.h>
#include <unistd.h>
#define OLANG_COMPILER_PATH "../../0c"
static int compiler_exists_already_checked = 0;
static void
assert_compiler_exists()
{
{
if (compiler_exists_already_checked == 1) {
return;
}
compiler_exists_already_checked = 1;
}
FILE *file = fopen(OLANG_COMPILER_PATH, "r");
if (file != NULL) {
fclose(file);
return;
}
perror("Build the compiler before executing tests");
exit(1);
}
void
create_tmp_file_name(char *file_name)
{
sprintf(file_name, "%s/olang_programXXXXXX", P_tmpdir);
int fd = mkstemp(file_name);
if (fd == -1) {
perror("Could not create a tmp file. Check your P_tmpdir permission.");
exit(1);
}
close(fd);
}
cli_result_t
cli_runner_compiler(char *src, char *args[])
{
assert_compiler_exists();
cli_result_t result = { 0 };
create_tmp_file_name(result.program_path);
int fd_link[2];
if (pipe(fd_link) == -1) {
perror("pipe error.");
exit(1);
}
pid_t pid = fork();
if (pid == -1) {
perror("fork error.");
exit(1);
}
if (pid == 0) {
dup2(fd_link[1], STDOUT_FILENO);
close(fd_link[0]);
close(fd_link[1]);
execv(OLANG_COMPILER_PATH, args);
perror("execl error.");
exit(127);
} else {
close(fd_link[1]);
if (read(fd_link[0], result.compiler_output, sizeof(result.compiler_output)) == -1) {
perror("read error.");
exit(1);
}
int status;
waitpid(pid, &status, 0);
result.exit_code = WEXITSTATUS(status);
}
return result;
}
cli_result_t
cli_runner_compiler_dump_tokens(char *src)
{
char *program_args[] = { "0c", "--dump-tokens", src, NULL };
return cli_runner_compiler(src, program_args);
}
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