op_reg_common: correct path in comment

[perl5.git] / cygwin / cygwin.c

diff --git a/cygwin/cygwin.c b/cygwin/cygwin.c
index 60d7d94..aa6938d 100644 (file)
--- a/cygwin/cygwin.c
+++ b/cygwin/cygwin.c
@@ -51,19 +51,21 @@ do_aspawn (SV *really, void **mark, void **sp)
 {
     dTHX;
     int  rc;
-    char **a,*tmps,**argv; 
-    STRLEN n_a; 
+    char const **a;
+    char *tmps,**argv;
+    STRLEN n_a;
 
     if (sp<=mark)
         return -1;
-    a=argv=(char**) alloca ((sp-mark+3)*sizeof (char*));
+    argv=(char**) alloca ((sp-mark+3)*sizeof (char*));
+    a=(char const **)argv;
 
     while (++mark <= sp)
         if (*mark)
             *a++ = SvPVx((SV *)*mark, n_a);
         else
             *a++ = "";
-    *a = Nullch;
+    *a = (char*)NULL;
 
     if (argv[0][0] != '/' && argv[0][0] != '\\'
         && !(argv[0][0] && argv[0][1] == ':'
@@ -83,7 +85,9 @@ int
 do_spawn (char *cmd)
 {
     dTHX;
-    char **a,*s,*metachars = "$&*(){}[]'\";\\?>|<~`\n";
+    char const **a;
+    char *s;
+    char const *metachars = "$&*(){}[]'\";\\?>|<~`\n";
     const char *command[4];
 
     while (*cmd && isSPACE(*cmd))
@@ -121,7 +125,7 @@ do_spawn (char *cmd)
            return do_spawnvp("sh",command);
        }
 
-    Newx (PL_Argv,(s-cmd)/2+2,char*);
+    Newx (PL_Argv,(s-cmd)/2+2,const char*);
     PL_Cmd=savepvn (cmd,s-cmd);
     a=PL_Argv;
     for (s=PL_Cmd; *s;) {
@@ -132,7 +136,7 @@ do_spawn (char *cmd)
        if (*s)
            *s++='\0';
     }
-    *a=Nullch;
+    *a = (char*)NULL;
     if (!PL_Argv[0])
         return -1;
 
@@ -292,28 +296,31 @@ XS(XS_Cygwin_mount_flags)
     char flags[260];
 
     if (items != 1)
-        Perl_croak(aTHX_ "Usage: Cygwin::mount_flags(mnt_dir)");
+        Perl_croak(aTHX_ "Usage: Cygwin::mount_flags(mnt_dir|'/cygwin')");
 
     pathname = SvPV_nolen(ST(0));
-    
-    /* TODO: check for cygdrive registry setting. use CW_GET_CYGDRIVE_INFO then
+
+    /* TODO: Check for cygdrive registry setting,
+     *       and then use CW_GET_CYGDRIVE_INFO
      */
     if (!strcmp(pathname, "/cygdrive")) {
        char user[260];
        char system[260];
        char user_flags[260];
        char system_flags[260];
+
        cygwin_internal (CW_GET_CYGDRIVE_INFO, user, system, user_flags,
                         system_flags);
-       if (strlen(system) > 0)
-           strcpy (flags, system_flags);
-       if (strlen(user) > 0)
-           strcpy(flags, user_flags);
-       if (strlen(flags) > 0)
-           strcat(flags, ",");
-       strcat(flags, "cygdrive");
+
+        if (strlen(user) > 0) {
+            sprintf(flags, "%s,cygdrive,%s", user_flags, user);
+        } else {
+            sprintf(flags, "%s,cygdrive,%s", system_flags, system);
+        }
+
        ST(0) = sv_2mortal(newSVpv(flags, 0));
        XSRETURN(1);
+
     } else {
        struct mntent *mnt;
        setmntent (0, 0);
@@ -347,25 +354,11 @@ XS(XS_Cygwin_is_binmount)
     XSRETURN(1);
 }
 
-XS(XS_Cygwin_is_textmount)
-{
-    dXSARGS;
-    char *pathname;
-
-    if (items != 1)
-        Perl_croak(aTHX_ "Usage: Cygwin::is_textmount(pathname)");
-
-    pathname = SvPV_nolen(ST(0));
-
-    ST(0) = boolSV(!cygwin_internal(CW_GET_BINMODE, pathname));
-    XSRETURN(1);
-}
-
 void
 init_os_extras(void)
 {
     dTHX;
-    char *file = __FILE__;
+    char const *file = __FILE__;
     void *handle;
 
     newXS("Cwd::cwd", Cygwin_cwd, file);
@@ -376,7 +369,6 @@ init_os_extras(void)
     newXSproto("Cygwin::mount_table", XS_Cygwin_mount_table, file, "");
     newXSproto("Cygwin::mount_flags", XS_Cygwin_mount_flags, file, "$");
     newXSproto("Cygwin::is_binmount", XS_Cygwin_is_binmount, file, "$");
-    newXSproto("Cygwin::is_textmount", XS_Cygwin_is_textmount, file, "$");
 
     /* Initialize Win32CORE if it has been statically linked. */
     handle = dlopen(NULL, RTLD_LAZY);