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-rw-r--r--trace2/tr2_tgt_normal.c323
1 files changed, 323 insertions, 0 deletions
diff --git a/trace2/tr2_tgt_normal.c b/trace2/tr2_tgt_normal.c
new file mode 100644
index 0000000..1a07d70
--- /dev/null
+++ b/trace2/tr2_tgt_normal.c
@@ -0,0 +1,323 @@
+#include "cache.h"
+#include "config.h"
+#include "run-command.h"
+#include "quote.h"
+#include "version.h"
+#include "trace2/tr2_dst.h"
+#include "trace2/tr2_tbuf.h"
+#include "trace2/tr2_tgt.h"
+#include "trace2/tr2_tls.h"
+
+static struct tr2_dst tr2dst_normal = { "GIT_TR2", 0, 0, 0 };
+
+/*
+ * Set this environment variable to true to omit the "<time> <file>:<line>"
+ * fields from each line written to the builtin normal target.
+ *
+ * Unit tests may want to use this to help with testing.
+ */
+#define TR2_ENVVAR_NORMAL_BRIEF "GIT_TR2_BRIEF"
+static int tr2env_normal_brief;
+
+#define TR2FMT_NORMAL_FL_WIDTH (50)
+
+static int fn_init(void)
+{
+ int want = tr2_dst_trace_want(&tr2dst_normal);
+ int want_brief;
+ char *brief;
+
+ if (!want)
+ return want;
+
+ brief = getenv(TR2_ENVVAR_NORMAL_BRIEF);
+ if (brief && *brief &&
+ ((want_brief = git_parse_maybe_bool(brief)) != -1))
+ tr2env_normal_brief = want_brief;
+
+ return want;
+}
+
+static void fn_term(void)
+{
+ tr2_dst_trace_disable(&tr2dst_normal);
+}
+
+static void normal_fmt_prepare(const char *file, int line, struct strbuf *buf)
+{
+ strbuf_setlen(buf, 0);
+
+ if (!tr2env_normal_brief) {
+ struct tr2_tbuf tb_now;
+
+ tr2_tbuf_local_time(&tb_now);
+ strbuf_addstr(buf, tb_now.buf);
+ strbuf_addch(buf, ' ');
+
+ if (file && *file)
+ strbuf_addf(buf, "%s:%d ", file, line);
+ while (buf->len < TR2FMT_NORMAL_FL_WIDTH)
+ strbuf_addch(buf, ' ');
+ }
+}
+
+static void normal_io_write_fl(const char *file, int line,
+ const struct strbuf *buf_payload)
+{
+ struct strbuf buf_line = STRBUF_INIT;
+
+ normal_fmt_prepare(file, line, &buf_line);
+ strbuf_addbuf(&buf_line, buf_payload);
+ tr2_dst_write_line(&tr2dst_normal, &buf_line);
+ strbuf_release(&buf_line);
+}
+
+static void fn_version_fl(const char *file, int line)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "version %s", git_version_string);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_start_fl(const char *file, int line, const char **argv)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addstr(&buf_payload, "start ");
+ sq_quote_argv_pretty(&buf_payload, argv);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_exit_fl(const char *file, int line, uint64_t us_elapsed_absolute,
+ int code)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+ double elapsed = (double)us_elapsed_absolute / 1000000.0;
+
+ strbuf_addf(&buf_payload, "exit elapsed:%.6f code:%d", elapsed, code);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_signal(uint64_t us_elapsed_absolute, int signo)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+ double elapsed = (double)us_elapsed_absolute / 1000000.0;
+
+ strbuf_addf(&buf_payload, "signal elapsed:%.6f code:%d", elapsed,
+ signo);
+ normal_io_write_fl(__FILE__, __LINE__, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_atexit(uint64_t us_elapsed_absolute, int code)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+ double elapsed = (double)us_elapsed_absolute / 1000000.0;
+
+ strbuf_addf(&buf_payload, "atexit elapsed:%.6f code:%d", elapsed, code);
+ normal_io_write_fl(__FILE__, __LINE__, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void maybe_append_string_va(struct strbuf *buf, const char *fmt,
+ va_list ap)
+{
+ if (fmt && *fmt) {
+ va_list copy_ap;
+
+ va_copy(copy_ap, ap);
+ strbuf_vaddf(buf, fmt, copy_ap);
+ va_end(copy_ap);
+ return;
+ }
+
+ if (fmt && *fmt) {
+ strbuf_addstr(buf, fmt);
+ return;
+ }
+}
+
+static void fn_error_va_fl(const char *file, int line, const char *fmt,
+ va_list ap)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addstr(&buf_payload, "error ");
+ maybe_append_string_va(&buf_payload, fmt, ap);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_command_path_fl(const char *file, int line, const char *pathname)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "cmd_path %s", pathname);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_command_name_fl(const char *file, int line, const char *name,
+ const char *hierarchy)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "cmd_name %s", name);
+ if (hierarchy && *hierarchy)
+ strbuf_addf(&buf_payload, " (%s)", hierarchy);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_command_mode_fl(const char *file, int line, const char *mode)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "cmd_mode %s", mode);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_alias_fl(const char *file, int line, const char *alias,
+ const char **argv)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "alias %s ->", alias);
+ sq_quote_argv_pretty(&buf_payload, argv);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_child_start_fl(const char *file, int line,
+ uint64_t us_elapsed_absolute,
+ const struct child_process *cmd)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "child_start[%d] ", cmd->trace2_child_id);
+
+ if (cmd->dir) {
+ strbuf_addstr(&buf_payload, " cd");
+ sq_quote_buf_pretty(&buf_payload, cmd->dir);
+ strbuf_addstr(&buf_payload, "; ");
+ }
+
+ /*
+ * TODO if (cmd->env) { Consider dumping changes to environment. }
+ * See trace_add_env() in run-command.c as used by original trace.c
+ */
+
+ if (cmd->git_cmd)
+ strbuf_addstr(&buf_payload, "git");
+ sq_quote_argv_pretty(&buf_payload, cmd->argv);
+
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_child_exit_fl(const char *file, int line,
+ uint64_t us_elapsed_absolute, int cid, int pid,
+ int code, uint64_t us_elapsed_child)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+ double elapsed = (double)us_elapsed_child / 1000000.0;
+
+ strbuf_addf(&buf_payload, "child_exit[%d] pid:%d code:%d elapsed:%.6f",
+ cid, pid, code, elapsed);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_exec_fl(const char *file, int line, uint64_t us_elapsed_absolute,
+ int exec_id, const char *exe, const char **argv)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "exec[%d] ", exec_id);
+ if (exe)
+ strbuf_addstr(&buf_payload, exe);
+ sq_quote_argv_pretty(&buf_payload, argv);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_exec_result_fl(const char *file, int line,
+ uint64_t us_elapsed_absolute, int exec_id,
+ int code)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "exec_result[%d] code:%d", exec_id, code);
+ if (code > 0)
+ strbuf_addf(&buf_payload, " err:%s", strerror(code));
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_param_fl(const char *file, int line, const char *param,
+ const char *value)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addf(&buf_payload, "def_param %s=%s", param, value);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_repo_fl(const char *file, int line,
+ const struct repository *repo)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ strbuf_addstr(&buf_payload, "worktree ");
+ sq_quote_buf_pretty(&buf_payload, repo->worktree);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+static void fn_printf_va_fl(const char *file, int line,
+ uint64_t us_elapsed_absolute, const char *fmt,
+ va_list ap)
+{
+ struct strbuf buf_payload = STRBUF_INIT;
+
+ maybe_append_string_va(&buf_payload, fmt, ap);
+ normal_io_write_fl(file, line, &buf_payload);
+ strbuf_release(&buf_payload);
+}
+
+struct tr2_tgt tr2_tgt_normal = {
+ &tr2dst_normal,
+
+ fn_init,
+ fn_term,
+
+ fn_version_fl,
+ fn_start_fl,
+ fn_exit_fl,
+ fn_signal,
+ fn_atexit,
+ fn_error_va_fl,
+ fn_command_path_fl,
+ fn_command_name_fl,
+ fn_command_mode_fl,
+ fn_alias_fl,
+ fn_child_start_fl,
+ fn_child_exit_fl,
+ NULL, /* thread_start */
+ NULL, /* thread_exit */
+ fn_exec_fl,
+ fn_exec_result_fl,
+ fn_param_fl,
+ fn_repo_fl,
+ NULL, /* region_enter */
+ NULL, /* region_leave */
+ NULL, /* data */
+ NULL, /* data_json */
+ fn_printf_va_fl,
+};