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-rw-r--r--execute.h48
1 files changed, 38 insertions, 10 deletions
diff --git a/execute.h b/execute.h
index 552e4a9e63..e9bd686876 100644
--- a/execute.h
+++ b/execute.h
@@ -14,10 +14,11 @@ typedef struct ExecContext ExecContext;
#include <stdio.h>
#include "list.h"
+#include "util.h"
struct ExecStatus {
pid_t pid;
- time_t timestamp;
+ usec_t timestamp;
int code; /* as in siginfo_t::si_code */
int status; /* as in sigingo_t::si_status */
};
@@ -25,20 +26,20 @@ struct ExecStatus {
struct ExecCommand {
char *path;
char **argv;
- ExecStatus last_exec_status;
- LIST_FIELDS(ExecCommand);
+ ExecStatus exec_status;
+ LIST_FIELDS(ExecCommand, command); /* useful for chaining commands */
};
struct ExecContext {
char **environment;
mode_t umask;
struct rlimit *rlimit[RLIMIT_NLIMITS];
- cap_t capabilities;
- bool capabilities_set:1;
- bool dumpable:1;
int oom_adjust;
int nice;
- char *chdir;
+ char *directory;
+
+ cap_t capabilities;
+ bool capabilities_set:1;
/* since resolving these names might might involve socket
* connections and we don't want to deadlock ourselves these
@@ -48,13 +49,40 @@ struct ExecContext {
char **supplementary_groups;
};
-int exec_spawn(const ExecCommand *command, const ExecContext *context, pid_t *ret);
+typedef enum ExitStatus {
+ /* EXIT_SUCCESS defined by libc */
+ /* EXIT_FAILURE defined by libc */
+ EXIT_INVALIDARGUMENT = 2,
+ EXIT_NOTIMPLEMENTED = 3,
+ EXIT_NOPERMISSION = 4,
+ EXIT_NOTINSTALLED = 5,
+ EXIT_NOTCONFIGURED = 6,
+ EXIT_NOTRUNNING = 7,
+
+ /* The LSB suggests that error codes >= 200 are "reserved". We
+ * use them here under the assumption that they hence are
+ * unused by init scripts.
+ *
+ * http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html */
+
+ EXIT_CHDIR = 200,
+ EXIT_NICE,
+ EXIT_FDS,
+ EXIT_EXEC,
+ EXIT_MEMORY,
+ EXIT_LIMITS,
+ EXIT_OOM_ADJUST
+} ExitStatus;
+
+int exec_spawn(const ExecCommand *command, const ExecContext *context, int *fds, unsigned n_fds, pid_t *ret);
-void exec_context_free(ExecContext *c);
void exec_command_free_list(ExecCommand *c);
+void exec_command_free_array(ExecCommand **c, unsigned n);
+void exec_context_init(ExecContext *c);
+void exec_context_done(ExecContext *c);
void exec_context_dump(ExecContext *c, FILE* f, const char *prefix);
-void exec_context_defaults(ExecContext *c);
+void exec_status_fill(ExecStatus *s, pid_t pid, int code, int status);
#endif