<commit_before>#include "cache.h"
#include "exec_cmd.h"
#include "pkt-line.h"
#include <sys/wait.h>
#include <sys/time.h>

static int finish_pack(const char *pack_tmp_name, const char *me)
{
	int pipe_fd[2];
	pid_t pid;
	char idx[PATH_MAX];
	char final[PATH_MAX];
	char hash[41];
	unsigned char sha1[20];
	char *cp;
	int err = 0;

	if (pipe(pipe_fd) < 0)
		die("%s: unable to set up pipe", me);

	strcpy(idx, pack_tmp_name); /* ".git/objects/pack-XXXXXX" */
	cp = strrchr(idx, '/');
	memcpy(cp, "/pidx", 5);

	pid = fork();
	if (pid < 0)
		die("%s: unable to fork off git-index-pack", me);
	if (!pid) {
		close(0);
		dup2(pipe_fd[1], 1);
		close(pipe_fd[0]);
		close(pipe_fd[1]);
		execl_git_cmd("index-pack", "-o", idx, pack_tmp_name, NULL);
		error("cannot exec git-index-pack <%s> <%s>",
		      idx, pack_tmp_name);
		exit(1);
	}
	close(pipe_fd[1]);
	if (read(pipe_fd[0], hash, 40) != 40) {
		error("%s: unable to read from git-index-pack", me);
		err = 1;
	}
	close(pipe_fd[0]);

	for (;;) {
		int status, code;
		int retval = waitpid(pid, &status, 0);

		if (retval < 0) {
			if (errno == EINTR)
				continue;
			error("waitpid failed (%s)", strerror(errno));
			goto error_die;
		}
		if (WIFSIGNALED(status)) {
			int sig = WTERMSIG(status);
			error("git-index-pack died of signal %d", sig);
			goto error_die;
		}
		if (!WIFEXITED(status)) {
			error("git-index-pack died of unnatural causes %d",
			      status);
			goto error_die;
		}
		code = WEXITSTATUS(status);
		if (code) {
			error("git-index-pack died with error code %d", code);
			goto error_die;
		}
		if (err)
			goto error_die;
		break;
	}
	hash[40] = 0;
	if (get_sha1_hex(hash, sha1)) {
		error("git-index-pack reported nonsense '%s'", hash);
		goto error_die;
	}
	/* Now we have pack in pack_tmp_name[], and
	 * idx in idx[]; rename them to their final names.
	 */
	snprintf(final, sizeof(final),
		 "%s/pack/pack-%s.pack", get_object_directory(), hash);
	move_temp_to_file(pack_tmp_name, final);
	chmod(final, 0444);
	snprintf(final, sizeof(final),
		 "%s/pack/pack-%s.idx", get_object_directory(), hash);
	move_temp_to_file(idx, final);
	chmod(final, 0444);
	return 0;

 error_die:
	unlink(idx);
	unlink(pack_tmp_name);
	exit(1);
}

static pid_t setup_sideband(int sideband, const char *me, int fd[2], int xd[2])
{
	pid_t side_pid;

	if (!sideband) {
		fd[0] = xd[0];
		fd[1] = xd[1];
		return 0;
	}
	/* xd[] is talking with upload-pack; subprocess reads from
	 * xd[0], spits out band#2 to stderr, and feeds us band#1
	 * through our fd[0].
	 */
	if (pipe(fd) < 0)
		die("%s: unable to set up pipe", me);
	side_pid = fork();
	if (side_pid < 0)
		die("%s: unable to fork off sideband demultiplexer", me);
	if (!side_pid) {
		/* subprocess */
		close(fd[0]);
		if (xd[0] != xd[1])
			close(xd[1]);
		while (1) {
			char buf[1024];
			int len = packet_read_line(xd[0], buf, sizeof(buf));
			if (len == 0)
				break;
			if (len < 1)
				die("%s: protocol error: no band designator",
				    me);
			len--;
			switch (buf[0] & 0xFF) {
			case 3:
				safe_write(2, buf+1, len);
				fprintf(stderr, "\n");
				exit(1);
			case 2:
				safe_write(2, buf+1, len);
				continue;
			case 1:
				safe_write(fd[1], buf+1, len);
				continue;
			default:
				die("%s: protocol error: bad band #%d",
				    me, (buf[0] & 0xFF));
			}
		}
		exit(0);
	}
	close(xd[0]);
	close(fd[1]);
	fd[1] = xd[1];
	return side_pid;
}

int receive_unpack_pack(int xd[2], const char *me, int quiet, int sideband)
{
	int status;
	pid_t pid, side_pid;<commit_msg>fetch/clone: mark messages from remote side stand out.<commit_after>#include "cache.h"
#include "exec_cmd.h"
#include "pkt-line.h"
#include <sys/wait.h>
#include <sys/time.h>

static int finish_pack(const char *pack_tmp_name, const char *me)
{
	int pipe_fd[2];
	pid_t pid;
	char idx[PATH_MAX];
	char final[PATH_MAX];
	char hash[41];
	unsigned char sha1[20];
	char *cp;
	int err = 0;

	if (pipe(pipe_fd) < 0)
		die("%s: unable to set up pipe", me);

	strcpy(idx, pack_tmp_name); /* ".git/objects/pack-XXXXXX" */
	cp = strrchr(idx, '/');
	memcpy(cp, "/pidx", 5);

	pid = fork();
	if (pid < 0)
		die("%s: unable to fork off git-index-pack", me);
	if (!pid) {
		close(0);
		dup2(pipe_fd[1], 1);
		close(pipe_fd[0]);
		close(pipe_fd[1]);
		execl_git_cmd("index-pack", "-o", idx, pack_tmp_name, NULL);
		error("cannot exec git-index-pack <%s> <%s>",
		      idx, pack_tmp_name);
		exit(1);
	}
	close(pipe_fd[1]);
	if (read(pipe_fd[0], hash, 40) != 40) {
		error("%s: unable to read from git-index-pack", me);
		err = 1;
	}
	close(pipe_fd[0]);

	for (;;) {
		int status, code;
		int retval = waitpid(pid, &status, 0);

		if (retval < 0) {
			if (errno == EINTR)
				continue;
			error("waitpid failed (%s)", strerror(errno));
			goto error_die;
		}
		if (WIFSIGNALED(status)) {
			int sig = WTERMSIG(status);
			error("git-index-pack died of signal %d", sig);
			goto error_die;
		}
		if (!WIFEXITED(status)) {
			error("git-index-pack died of unnatural causes %d",
			      status);
			goto error_die;
		}
		code = WEXITSTATUS(status);
		if (code) {
			error("git-index-pack died with error code %d", code);
			goto error_die;
		}
		if (err)
			goto error_die;
		break;
	}
	hash[40] = 0;
	if (get_sha1_hex(hash, sha1)) {
		error("git-index-pack reported nonsense '%s'", hash);
		goto error_die;
	}
	/* Now we have pack in pack_tmp_name[], and
	 * idx in idx[]; rename them to their final names.
	 */
	snprintf(final, sizeof(final),
		 "%s/pack/pack-%s.pack", get_object_directory(), hash);
	move_temp_to_file(pack_tmp_name, final);
	chmod(final, 0444);
	snprintf(final, sizeof(final),
		 "%s/pack/pack-%s.idx", get_object_directory(), hash);
	move_temp_to_file(idx, final);
	chmod(final, 0444);
	return 0;

 error_die:
	unlink(idx);
	unlink(pack_tmp_name);
	exit(1);
}

static pid_t setup_sideband(int sideband, const char *me, int fd[2], int xd[2])
{
	pid_t side_pid;

	if (!sideband) {
		fd[0] = xd[0];
		fd[1] = xd[1];
		return 0;
	}
	/* xd[] is talking with upload-pack; subprocess reads from
	 * xd[0], spits out band#2 to stderr, and feeds us band#1
	 * through our fd[0].
	 */
	if (pipe(fd) < 0)
		die("%s: unable to set up pipe", me);
	side_pid = fork();
	if (side_pid < 0)
		die("%s: unable to fork off sideband demultiplexer", me);
	if (!side_pid) {
		/* subprocess */
		close(fd[0]);
		if (xd[0] != xd[1])
			close(xd[1]);
		while (1) {
			char buf[1024];
			int len = packet_read_line(xd[0], buf, sizeof(buf));
			if (len == 0)
				break;
			if (len < 1)
				die("%s: protocol error: no band designator",
				    me);
			len--;
			switch (buf[0] & 0xFF) {
			case 3:
				safe_write(2, buf+1, len);
				fprintf(stderr, "\n");
				exit(1);
			case 2:
				/* color sideband */
				safe_write(2, "\033[44;37;1m", 10);
				safe_write(2, buf+1, len);
				safe_write(2, "\033[m", 3);
				continue;
			case 1:
				safe_write(fd[1], buf+1, len);
				continue;
			default:
				die("%s: protocol error: bad band #%d",
				    me, (buf[0] & 0xFF));
			}
		}
		exit(0);
	}
	close(xd[0]);
	close(fd[1]);
	fd[1] = xd[1];
	return side_pid;
}

int receive_unpack_pack(int xd[2], const char *me, int quiet, int sideband)
{
	int status;
	pid_t pid, side_pid;
{'fraction_non_alphanumeric': 0.1805089485458613, 'fraction_numerical': 0.026565995525727068, 'mean_word_length': 3.4483830845771144, 'pattern_counts': {'":': 0, '<': 23, '<?xml version=': 0, '>': 11, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1400583', 'n_tokens_mistral': 3317, 'n_tokens_neox': 2935, 'n_words': 754}