37 #define compat_init_setproctitle ruby_init_setproctitle
40 #ifndef HAVE_SETPROCTITLE
47 #ifdef HAVE_SYS_PSTAT_H
48 #include <sys/pstat.h>
52 #if defined(__APPLE__)
53 # ifdef HAVE_CRT_EXTERNS_H
56 # define environ (*_NSGetEnviron())
64 #define SPT_REUSEARGV 2
67 # define SPT_TYPE SPT_NONE
71 # define SPT_PADCHAR '\0'
74 #if SPT_TYPE == SPT_REUSEARGV
75 static char *argv_start =
NULL;
76 static size_t argv_env_len = 0;
77 static size_t argv_len = 0;
78 static char **argv1_addr =
NULL;
86 #if defined(SPT_TYPE) && SPT_TYPE == SPT_REUSEARGV
88 char *lastargv =
NULL;
89 char *lastenvp =
NULL;
103 for (
i = 0; envp[
i] !=
NULL;
i++)
115 if (lastargv ==
NULL || lastargv + 1 ==
argv[
i])
119 for (
i = 0; envp[
i] !=
NULL;
i++) {
120 if (lastenvp + 1 == envp[
i])
121 lastenvp = envp[
i] +
strlen(envp[
i]);
126 argv1_addr = &
argv[1];
127 argv_start =
argv[0];
128 argv_len = lastargv -
argv[0];
129 argv_env_len = lastenvp -
argv[0];
131 for (
i = 0; envp[
i] !=
NULL;
i++)
137 #ifndef HAVE_SETPROCTITLE
141 #if SPT_TYPE != SPT_NONE
146 #if SPT_TYPE == SPT_PSTAT
150 #if SPT_TYPE == SPT_REUSEARGV
151 if (argv_env_len <= 0)
160 #if SPT_TYPE == SPT_PSTAT
161 pst.pst_command = ptitle;
162 pstat(PSTAT_SETCMD, pst,
strlen(ptitle), 0, 0);
163 #elif SPT_TYPE == SPT_REUSEARGV
164 len =
strlcpy(argv_start, ptitle, argv_env_len);
165 argvlen =
len > argv_len ? argv_env_len : argv_len;
166 for(;
len < argvlen;
len++)