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-rw-r--r--util-src/pposix.c78
1 files changed, 45 insertions, 33 deletions
diff --git a/util-src/pposix.c b/util-src/pposix.c
index b6874318..5e21be56 100644
--- a/util-src/pposix.c
+++ b/util-src/pposix.c
@@ -64,7 +64,7 @@
/* Daemonization support */
-static int lc_daemonize(lua_State* L) {
+static int lc_daemonize(lua_State *L) {
pid_t pid;
@@ -118,7 +118,7 @@ static int lc_daemonize(lua_State* L) {
/* Syslog support */
-const char* const facility_strings[] = {
+const char *const facility_strings[] = {
"auth",
#if !(defined(sun) || defined(__sun))
"authpriv",
@@ -180,9 +180,9 @@ int facility_constants[] = {
constant.
" -- syslog manpage
*/
-char* syslog_ident = NULL;
+char *syslog_ident = NULL;
-int lc_syslog_open(lua_State* L) {
+int lc_syslog_open(lua_State *L) {
int facility = luaL_checkoption(L, 2, "daemon", facility_strings);
facility = facility_constants[facility];
@@ -198,7 +198,7 @@ int lc_syslog_open(lua_State* L) {
return 0;
}
-const char* const level_strings[] = {
+const char *const level_strings[] = {
"debug",
"info",
"notice",
@@ -214,7 +214,7 @@ int level_constants[] = {
LOG_CRIT,
-1
};
-int lc_syslog_log(lua_State* L) {
+int lc_syslog_log(lua_State *L) {
int level = level_constants[luaL_checkoption(L, 1, "notice", level_strings)];
if(lua_gettop(L) == 3) {
@@ -226,7 +226,7 @@ int lc_syslog_log(lua_State* L) {
return 0;
}
-int lc_syslog_close(lua_State* L) {
+int lc_syslog_close(lua_State *L) {
closelog();
if(syslog_ident) {
@@ -237,7 +237,7 @@ int lc_syslog_close(lua_State* L) {
return 0;
}
-int lc_syslog_setmask(lua_State* L) {
+int lc_syslog_setmask(lua_State *L) {
int level_idx = luaL_checkoption(L, 1, "notice", level_strings);
int mask = 0;
@@ -251,24 +251,24 @@ int lc_syslog_setmask(lua_State* L) {
/* getpid */
-int lc_getpid(lua_State* L) {
+int lc_getpid(lua_State *L) {
lua_pushinteger(L, getpid());
return 1;
}
/* UID/GID functions */
-int lc_getuid(lua_State* L) {
+int lc_getuid(lua_State *L) {
lua_pushinteger(L, getuid());
return 1;
}
-int lc_getgid(lua_State* L) {
+int lc_getgid(lua_State *L) {
lua_pushinteger(L, getgid());
return 1;
}
-int lc_setuid(lua_State* L) {
+int lc_setuid(lua_State *L) {
int uid = -1;
if(lua_gettop(L) < 1) {
@@ -277,7 +277,7 @@ int lc_setuid(lua_State* L) {
if(!lua_isnumber(L, 1) && lua_tostring(L, 1)) {
/* Passed UID is actually a string, so look up the UID */
- struct passwd* p;
+ struct passwd *p;
p = getpwnam(lua_tostring(L, 1));
if(!p) {
@@ -303,9 +303,11 @@ int lc_setuid(lua_State* L) {
case EINVAL:
lua_pushstring(L, "invalid-uid");
break;
+
case EPERM:
lua_pushstring(L, "permission-denied");
break;
+
default:
lua_pushstring(L, "unknown-error");
}
@@ -324,7 +326,7 @@ int lc_setuid(lua_State* L) {
return 2;
}
-int lc_setgid(lua_State* L) {
+int lc_setgid(lua_State *L) {
int gid = -1;
if(lua_gettop(L) < 1) {
@@ -333,7 +335,7 @@ int lc_setgid(lua_State* L) {
if(!lua_isnumber(L, 1) && lua_tostring(L, 1)) {
/* Passed GID is actually a string, so look up the GID */
- struct group* g;
+ struct group *g;
g = getgrnam(lua_tostring(L, 1));
if(!g) {
@@ -359,9 +361,11 @@ int lc_setgid(lua_State* L) {
case EINVAL:
lua_pushstring(L, "invalid-gid");
break;
+
case EPERM:
lua_pushstring(L, "permission-denied");
break;
+
default:
lua_pushstring(L, "unknown-error");
}
@@ -380,10 +384,10 @@ int lc_setgid(lua_State* L) {
return 2;
}
-int lc_initgroups(lua_State* L) {
+int lc_initgroups(lua_State *L) {
int ret;
gid_t gid;
- struct passwd* p;
+ struct passwd *p;
if(!lua_isstring(L, 1)) {
lua_pushnil(L);
@@ -407,9 +411,11 @@ int lc_initgroups(lua_State* L) {
case LUA_TNIL:
gid = p->pw_gid;
break;
+
case LUA_TNUMBER:
gid = lua_tointeger(L, 2);
break;
+
default:
lua_pushnil(L);
lua_pushstring(L, "invalid-gid");
@@ -424,10 +430,12 @@ int lc_initgroups(lua_State* L) {
lua_pushnil(L);
lua_pushstring(L, "no-memory");
break;
+
case EPERM:
lua_pushnil(L);
lua_pushstring(L, "permission-denied");
break;
+
default:
lua_pushnil(L);
lua_pushstring(L, "unknown-error");
@@ -440,7 +448,7 @@ int lc_initgroups(lua_State* L) {
return 2;
}
-int lc_umask(lua_State* L) {
+int lc_umask(lua_State *L) {
char old_mode_string[7];
mode_t old_mode = umask(strtoul(luaL_checkstring(L, 1), NULL, 8));
@@ -451,7 +459,7 @@ int lc_umask(lua_State* L) {
return 1;
}
-int lc_mkdir(lua_State* L) {
+int lc_mkdir(lua_State *L) {
int ret = mkdir(luaL_checkstring(L, 1), S_IRUSR | S_IWUSR | S_IXUSR
| S_IRGRP | S_IWGRP | S_IXGRP
| S_IROTH | S_IXOTH); /* mode 775 */
@@ -476,7 +484,7 @@ int lc_mkdir(lua_State* L) {
* Example usage:
* pposix.setrlimit("NOFILE", 1000, 2000)
*/
-int string2resource(const char* s) {
+int string2resource(const char *s) {
if(!strcmp(s, "CORE")) {
return RLIMIT_CORE;
}
@@ -526,7 +534,7 @@ int string2resource(const char* s) {
return -1;
}
-unsigned long int arg_to_rlimit(lua_State* L, int idx, rlim_t current) {
+unsigned long int arg_to_rlimit(lua_State *L, int idx, rlim_t current) {
switch(lua_type(L, idx)) {
case LUA_TSTRING:
@@ -536,15 +544,17 @@ unsigned long int arg_to_rlimit(lua_State* L, int idx, rlim_t current) {
case LUA_TNUMBER:
return lua_tointeger(L, idx);
+
case LUA_TNONE:
case LUA_TNIL:
return current;
+
default:
return luaL_argerror(L, idx, "unexpected type");
}
}
-int lc_setrlimit(lua_State* L) {
+int lc_setrlimit(lua_State *L) {
struct rlimit lim;
int arguments = lua_gettop(L);
int rid = -1;
@@ -583,9 +593,9 @@ int lc_setrlimit(lua_State* L) {
return 1;
}
-int lc_getrlimit(lua_State* L) {
+int lc_getrlimit(lua_State *L) {
int arguments = lua_gettop(L);
- const char* resource = NULL;
+ const char *resource = NULL;
int rid = -1;
struct rlimit lim;
@@ -628,12 +638,12 @@ int lc_getrlimit(lua_State* L) {
return 3;
}
-int lc_abort(lua_State* L) {
+int lc_abort(lua_State *L) {
abort();
return 0;
}
-int lc_uname(lua_State* L) {
+int lc_uname(lua_State *L) {
struct utsname uname_info;
if(uname(&uname_info) != 0) {
@@ -660,9 +670,9 @@ int lc_uname(lua_State* L) {
return 1;
}
-int lc_setenv(lua_State* L) {
- const char* var = luaL_checkstring(L, 1);
- const char* value;
+int lc_setenv(lua_State *L) {
+ const char *var = luaL_checkstring(L, 1);
+ const char *value;
/* If the second argument is nil or nothing, unset the var */
if(lua_isnoneornil(L, 2)) {
@@ -689,7 +699,7 @@ int lc_setenv(lua_State* L) {
}
#ifdef WITH_MALLINFO
-int lc_meminfo(lua_State* L) {
+int lc_meminfo(lua_State *L) {
struct mallinfo info = mallinfo();
lua_newtable(L);
/* This is the total size of memory allocated with sbrk by malloc, in bytes. */
@@ -717,10 +727,10 @@ int lc_meminfo(lua_State* L) {
* */
#if _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L || defined(_GNU_SOURCE)
-int lc_fallocate(lua_State* L) {
+int lc_fallocate(lua_State *L) {
int ret;
off_t offset, len;
- FILE* f = *(FILE**) luaL_checkudata(L, 1, LUA_FILEHANDLE);
+ FILE *f = *(FILE **) luaL_checkudata(L, 1, LUA_FILEHANDLE);
if(f == NULL) {
return luaL_error(L, "attempt to use a closed file");
@@ -763,12 +773,14 @@ int lc_fallocate(lua_State* L) {
} else {
lua_pushnil(L);
lua_pushstring(L, strerror(ret));
+
/* posix_fallocate() can leave a bunch of NULs at the end, so we cut that
* this assumes that offset == length of the file */
if(ftruncate(fileno(f), offset) != 0) {
lua_pushstring(L, strerror(errno));
return 3;
}
+
return 2;
}
}
@@ -776,7 +788,7 @@ int lc_fallocate(lua_State* L) {
/* Register functions */
-int luaopen_util_pposix(lua_State* L) {
+int luaopen_util_pposix(lua_State *L) {
#if (LUA_VERSION_NUM > 501)
luaL_checkversion(L);
#endif