* configure.in (pid_t, uid_t, gid_t): check if defined.

* intern.h, process.c, rubyio.h, ext/etc/etc.c, ext/pty/pty.c: use
  rb_{pid,uid,gid}_t instead of plain int.  [ruby-dev:30376]

* ext/etc/extconf.rb (PIDT2NUM, NUM2PIDT, UIDT2NUM, NUM2UIDT, GIDT2NUM,
  NUM2GIDT): moved to configure.in.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11770 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/etc/etc.c

@@ -76,8 +76,8 @@ setup_passwd(struct passwd *pwd)
 #ifdef HAVE_ST_PW_PASSWD
 			 safe_setup_str(pwd->pw_passwd),
 #endif
-			 PW_UID2VAL(pwd->pw_uid),
-			 PW_GID2VAL(pwd->pw_gid),
+			 UIDT2NUM(pwd->pw_uid),
+			 GIDT2NUM(pwd->pw_gid),
 #ifdef HAVE_ST_PW_GECOS
 			 safe_setup_str(pwd->pw_gecos),
 #endif
@@ -125,7 +125,7 @@ etc_getpwuid(int argc, VALUE *argv, VALUE obj)
 
     rb_secure(4);
     if (rb_scan_args(argc, argv, "01", &id) == 1) {
-	uid = PW_VAL2UID(id);
+	uid = NUM2UIDT(id);
     }
     else {
 	uid = getuid();
@@ -301,7 +301,7 @@ setup_group(struct group *grp)
 #ifdef HAVE_ST_GR_PASSWD
 			 safe_setup_str(grp->gr_passwd),
 #endif
-			 PW_GID2VAL(grp->gr_gid),
+			 GIDT2NUM(grp->gr_gid),
 			 mem);
 }
 #endif

ext/etc/extconf.rb

@@ -24,20 +24,5 @@ if  a or b or c
   have_struct_member('struct passwd', 'pw_expire', 'pwd.h')
   have_struct_member('struct passwd', 'pw_passwd', 'pwd.h')
   have_struct_member('struct group', 'gr_passwd', 'grp.h')
-  [%w"uid_t pwd.h", %w"gid_t grp.h"].each do |t, *h|
-    h.unshift("sys/types.h")
-    f = "INT2NUM"
-    if have_type(t, h)
-      if try_static_assert("sizeof(#{t}) > sizeof(long)", h)
-	f = "LL2NUM"
-      end
-      if try_static_assert("(#{t})-1 > 0", h)
-	f = "U#{f}"
-      end
-    end
-    t = t.chomp('_t').upcase
-    $defs.push("-DPW_#{t}2VAL=#{f}")
-    $defs.push("-DPW_VAL2#{t}=#{f.sub(/([A-Z]+)2(NUM)/, '\22\1')}")
-  end
   create_makefile("etc")
 end

ext/pty/pty.c

@@ -147,7 +147,8 @@ raise_from_wait(char *state, struct pty_info *info)
 static VALUE
 pty_syswait(struct pty_info *info)
 {
-    int cpid, status;
+    rb_pid_t cpid;
+    int status;
 
     for (;;) {
 	cpid = rb_waitpid(info->child_pid, &status, WUNTRACED);
@@ -192,6 +193,7 @@ static void
 establishShell(int argc, VALUE *argv, struct pty_info *info)
 {
     int 		i,master,slave;
+    rb_pid_t		pid;
     char		*p,*getenv();
     struct passwd	*pwent;
     VALUE		v;
@@ -218,13 +220,13 @@ establishShell(int argc, VALUE *argv, struct pty_info *info)
     getDevice(&master,&slave);
 
     info->thread = rb_thread_current();
-    if((i = fork()) < 0) {
+    if ((pid = fork()) < 0) {
 	close(master);
 	close(slave);
 	rb_sys_fail("fork failed");
     }
 
-    if(i == 0) {	/* child */
+    if (pid == 0) {	/* child */
 	/*
 	 * Set free from process group and controlling terminal
 	 */
@@ -282,7 +284,7 @@ establishShell(int argc, VALUE *argv, struct pty_info *info)
 
     close(slave);
 
-    info->child_pid = i;
+    info->child_pid = pid;
     info->fd = master;
 }
 
@@ -420,7 +422,7 @@ pty_getpty(int argc, VALUE *argv, VALUE self)
     res = rb_ary_new2(3);
     rb_ary_store(res,0,(VALUE)rport);
     rb_ary_store(res,1,(VALUE)wport);
-    rb_ary_store(res,2,INT2FIX(info.child_pid));
+    rb_ary_store(res,2,PIDT2NUM(info.child_pid));
 
     thinfo.thread = rb_thread_create(pty_syswait, (void*)&info);
     thinfo.child_pid = info.child_pid;

win32/win32.c

@@ -840,7 +840,7 @@ rb_w32_pipe_exec(const char *cmd, const char *prog, int mode, int *pipe)
     return ret;
 }
 
-int
+rb_pid_t
 rb_w32_spawn(int mode, const char *cmd, const char *prog)
 {
     struct ChildRecord *child;
@@ -877,7 +877,7 @@ rb_w32_spawn(int mode, const char *cmd, const char *prog)
     }
 }
 
-int
+rb_pid_t
 rb_w32_aspawn(int mode, const char *prog, char *const *argv)
 {
     int len = rb_w32_argv_size(argv);
@@ -2952,7 +2952,7 @@ poll_child_status(struct ChildRecord *child, int *stat_loc)
 }
 
 rb_pid_t
-waitpid (rb_pid_t pid, int *stat_loc, int options)
+waitpid(rb_pid_t pid, int *stat_loc, int options)
 {
     DWORD timeout;
 

win32/win32.h

@@ -229,8 +229,8 @@ extern int gettimeofday(struct timeval *, struct timezone *);
 extern rb_pid_t waitpid (rb_pid_t, int *, int);
 extern int rb_w32_argv_size(char *const *);
 extern char *rb_w32_join_argv(char *, char *const *);
-extern int rb_w32_spawn(int, const char *, const char*);
-extern int rb_w32_aspawn(int, const char *, char *const *);
+extern rb_pid_t rb_w32_spawn(int, const char *, const char*);
+extern rb_pid_t rb_w32_aspawn(int, const char *, char *const *);
 extern int kill(int, int);
 extern int fcntl(int, int, ...);
 extern rb_pid_t rb_w32_getpid(void);