Adding upstream version 255.4.upstream/255.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 64 insertions, 0 deletions

diff --git a/src/shared/exec-util.h b/src/shared/exec-util.h
new file mode 100644
index 0000000..b99336e
--- /dev/null
+++ b/src/shared/exec-util.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <stdbool.h>
+
+#include "time-util.h"
+
+typedef int (*gather_stdout_callback_t) (int fd, void *arg);
+
+enum {
+        STDOUT_GENERATE,   /* from generators to helper process */
+        STDOUT_COLLECT,    /* from helper process to main process */
+        STDOUT_CONSUME,    /* process data in main process */
+        _STDOUT_CONSUME_MAX,
+};
+
+typedef enum {
+        EXEC_DIR_NONE                 = 0,      /* No execdir flags */
+        EXEC_DIR_PARALLEL             = 1 << 0, /* Execute scripts in parallel, if possible */
+        EXEC_DIR_IGNORE_ERRORS        = 1 << 1, /* Ignore non-zero exit status of scripts */
+        EXEC_DIR_SET_SYSTEMD_EXEC_PID = 1 << 2, /* Set $SYSTEMD_EXEC_PID environment variable */
+        EXEC_DIR_SKIP_REMAINING       = 1 << 3, /* Ignore remaining executions when one exit with 77. */
+} ExecDirFlags;
+
+typedef enum ExecCommandFlags {
+        EXEC_COMMAND_IGNORE_FAILURE   = 1 << 0,
+        EXEC_COMMAND_FULLY_PRIVILEGED = 1 << 1,
+        EXEC_COMMAND_NO_SETUID        = 1 << 2,
+        EXEC_COMMAND_AMBIENT_MAGIC    = 1 << 3,
+        EXEC_COMMAND_NO_ENV_EXPAND    = 1 << 4,
+        _EXEC_COMMAND_FLAGS_INVALID   = -EINVAL,
+} ExecCommandFlags;
+
+int execute_strv(
+                const char *name,
+                char* const* paths,
+                const char *root,
+                usec_t timeout,
+                gather_stdout_callback_t const callbacks[_STDOUT_CONSUME_MAX],
+                void* const callback_args[_STDOUT_CONSUME_MAX],
+                char *argv[],
+                char *envp[],
+                ExecDirFlags flags);
+
+int execute_directories(
+                const char* const* directories,
+                usec_t timeout,
+                gather_stdout_callback_t const callbacks[_STDOUT_CONSUME_MAX],
+                void* const callback_args[_STDOUT_CONSUME_MAX],
+                char *argv[],
+                char *envp[],
+                ExecDirFlags flags);
+
+int exec_command_flags_from_strv(char **ex_opts, ExecCommandFlags *flags);
+int exec_command_flags_to_strv(ExecCommandFlags flags, char ***ex_opts);
+
+extern const gather_stdout_callback_t gather_environment[_STDOUT_CONSUME_MAX];
+
+const char* exec_command_flags_to_string(ExecCommandFlags i);
+ExecCommandFlags exec_command_flags_from_string(const char *s);
+
+int fexecve_or_execve(int executable_fd, const char *executable, char *const argv[], char *const envp[]);
+
+int fork_agent(const char *name, const int except[], size_t n_except, pid_t *ret_pid, const char *path, ...) _sentinel_;