X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/c43294b8228352af5778f0b0d7935ff67661117e..a31421fbd20bffa14a3963180c4166df6ed0e94a:/win32/perllib.c

diff --git a/win32/perllib.c b/win32/perllib.c
index 36b19a3..22e8923 100644
--- a/win32/perllib.c
+++ b/win32/perllib.c
@@ -1,14 +1,14 @@
 /*
- * "The Road goes ever on and on, down from the door where it began."
+ *      The Road goes ever on and on
+ *          Down from the door where it began.
+ *
+ *     [Bilbo on p.35 of _The Lord of the Rings_, I/i: "A Long-Expected Party"]
+ *     [Frodo on p.73 of _The Lord of the Rings_, I/iii: "Three Is Company"]
  */
 #define PERLIO_NOT_STDIO 0
 #include "EXTERN.h"
 #include "perl.h"
 
-#ifdef PERL_OBJECT
-#define NO_XSLOCKS
-#endif
-
 #include "XSUB.h"
 
 #ifdef PERL_IMPLICIT_SYS
@@ -18,25 +18,82 @@
 
 
 /* Register any extra external extensions */
-char *staticlinkmodules[] = {
+const char * const staticlinkmodules[] = {
     "DynaLoader",
+    /* other similar records will be included from "perllibst.h" */
+#define STATIC1
+#include "perllibst.h"
     NULL,
 };
 
-EXTERN_C void boot_DynaLoader (pTHXo_ CV* cv);
+EXTERN_C void boot_DynaLoader (pTHX_ CV* cv);
+/* other similar records will be included from "perllibst.h" */
+#define STATIC2
+#include "perllibst.h"
 
 static void
-xs_init(pTHXo)
+xs_init(pTHX)
 {
     char *file = __FILE__;
     dXSUB_SYS;
     newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file);
+    /* other similar records will be included from "perllibst.h" */
+#define STATIC3
+#include "perllibst.h"
 }
 
 #ifdef PERL_IMPLICIT_SYS
 
+/* WINCE: include replaced by:
+extern "C" void win32_checkTLS(PerlInterpreter *host_perl);
+*/
 #include "perlhost.h"
 
+void
+win32_checkTLS(PerlInterpreter *host_perl)
+{
+    dTHX;
+    if (host_perl != my_perl) {
+	int *nowhere = NULL;
+#ifdef UNDER_CE
+	printf(" ... bad in win32_checkTLS\n");
+	printf("  %08X ne %08X\n",host_perl,my_perl);
+#endif
+	abort();
+    }
+}
+
+#ifdef UNDER_CE
+int GetLogicalDrives() {
+    return 0; /* no logical drives on CE */
+}
+int GetLogicalDriveStrings(int size, char addr[]) {
+    return 0; /* no logical drives on CE */
+}
+/* TBD */
+DWORD GetFullPathNameA(LPCSTR fn, DWORD blen, LPTSTR buf,  LPSTR *pfile) {
+    return 0;
+}
+/* TBD */
+DWORD GetFullPathNameW(CONST WCHAR *fn, DWORD blen, WCHAR * buf,  WCHAR **pfile) {
+    return 0;
+}
+/* TBD */
+DWORD SetCurrentDirectoryA(LPSTR pPath) {
+    return 0;
+}
+/* TBD */
+DWORD SetCurrentDirectoryW(CONST WCHAR *pPath) {
+    return 0;
+}
+int xcesetuid(uid_t id){return 0;}
+int xceseteuid(uid_t id){  return 0;}
+int xcegetuid() {return 0;}
+int xcegeteuid(){ return 0;}
+#endif
+
+/* WINCE??: include "perlhost.h" */
+
 EXTERN_C void
 perl_get_host_info(struct IPerlMemInfo* perlMemInfo,
 		   struct IPerlMemInfo* perlMemSharedInfo,
@@ -108,10 +165,8 @@ perl_alloc_override(struct IPerlMem** ppMem, struct IPerlMem** ppMemShared,
 				   pHost->m_pHostperlSock,
 				   pHost->m_pHostperlProc);
 	if (my_perl) {
-#ifdef PERL_OBJECT
-	    CPerlObj* pPerl = (CPerlObj*)my_perl;
-#endif
 	    w32_internal_host = pHost;
+	    pHost->host_perl  = my_perl;
 	}
     }
     return my_perl;
@@ -133,10 +188,8 @@ perl_alloc(void)
 				   pHost->m_pHostperlSock,
 				   pHost->m_pHostperlProc);
 	if (my_perl) {
-#ifdef PERL_OBJECT
-	    CPerlObj* pPerl = (CPerlObj*)my_perl;
-#endif
 	    w32_internal_host = pHost;
+            pHost->host_perl  = my_perl;
 	}
     }
     return my_perl;
@@ -149,108 +202,6 @@ win32_delete_internal_host(void *h)
     delete host;
 }
 
-#ifdef PERL_OBJECT
-
-EXTERN_C void
-perl_construct(PerlInterpreter* my_perl)
-{
-    CPerlObj* pPerl = (CPerlObj*)my_perl;
-    try
-    {
-	Perl_construct();
-    }
-    catch(...)
-    {
-	win32_fprintf(stderr, "%s\n",
-		      "Error: Unable to construct data structures");
-	perl_free(my_perl);
-    }
-}
-
-EXTERN_C void
-perl_destruct(PerlInterpreter* my_perl)
-{
-    CPerlObj* pPerl = (CPerlObj*)my_perl;
-#ifdef DEBUGGING
-    Perl_destruct();
-#else
-    try
-    {
-	Perl_destruct();
-    }
-    catch(...)
-    {
-    }
-#endif
-}
-
-EXTERN_C void
-perl_free(PerlInterpreter* my_perl)
-{
-    CPerlObj* pPerl = (CPerlObj*)my_perl;
-    void *host = w32_internal_host;
-#ifdef DEBUGGING
-    Perl_free();
-#else
-    try
-    {
-	Perl_free();
-    }
-    catch(...)
-    {
-    }
-#endif
-    win32_delete_internal_host(host);
-    PERL_SET_THX(NULL);
-}
-
-EXTERN_C int
-perl_run(PerlInterpreter* my_perl)
-{
-    CPerlObj* pPerl = (CPerlObj*)my_perl;
-    int retVal;
-#ifdef DEBUGGING
-    retVal = Perl_run();
-#else
-    try
-    {
-	retVal = Perl_run();
-    }
-    catch(...)
-    {
-	win32_fprintf(stderr, "Error: Runtime exception\n");
-	retVal = -1;
-    }
-#endif
-    return retVal;
-}
-
-EXTERN_C int
-perl_parse(PerlInterpreter* my_perl, void (*xsinit)(CPerlObj*), int argc, char** argv, char** env)
-{
-    int retVal;
-    CPerlObj* pPerl = (CPerlObj*)my_perl;
-#ifdef DEBUGGING
-    retVal = Perl_parse(xsinit, argc, argv, env);
-#else
-    try
-    {
-	retVal = Perl_parse(xsinit, argc, argv, env);
-    }
-    catch(...)
-    {
-	win32_fprintf(stderr, "Error: Parse exception\n");
-	retVal = -1;
-    }
-#endif
-    *win32_errno() = 0;
-    return retVal;
-}
-
-#undef PL_perl_destruct_level
-#define PL_perl_destruct_level int dummy
-
-#endif /* PERL_OBJECT */
 #endif /* PERL_IMPLICIT_SYS */
 
 EXTERN_C HANDLE w32_perldll_handle;
@@ -260,24 +211,31 @@ RunPerl(int argc, char **argv, char **env)
 {
     int exitstatus;
     PerlInterpreter *my_perl, *new_perl = NULL;
-
-#ifndef __BORLANDC__
-    /* XXX this _may_ be a problem on some compilers (e.g. Borland) that
-     * want to free() argv after main() returns.  As luck would have it,
-     * Borland's CRT does the right thing to argv[0] already. */
+    OSVERSIONINFO osver;
     char szModuleName[MAX_PATH];
-    char *ptr;
+    char *arg0 = argv[0];
+    char *ansi = NULL;
+    bool use_environ = (env == environ);
 
-    GetModuleFileName(NULL, szModuleName, sizeof(szModuleName));
-    (void)win32_longpath(szModuleName);
-    argv[0] = szModuleName;
-#endif
+    osver.dwOSVersionInfoSize = sizeof(osver);
+    GetVersionEx(&osver);
+
+    if (osver.dwMajorVersion > 4) {
+        WCHAR widename[MAX_PATH];
+        GetModuleFileNameW(NULL, widename, sizeof(widename)/sizeof(WCHAR));
+        argv[0] = ansi = win32_ansipath(widename);
+    }
+    else {
+        Win_GetModuleFileName(NULL, szModuleName, sizeof(szModuleName));
+        (void)win32_longpath(szModuleName);
+        argv[0] = szModuleName;
+    }
 
 #ifdef PERL_GLOBAL_STRUCT
-#define PERLVAR(var,type) /**/
-#define PERLVARA(var,type) /**/
-#define PERLVARI(var,type,init) PL_Vars.var = init;
-#define PERLVARIC(var,type,init) PL_Vars.var = init;
+#define PERLVAR(prefix,var,type) /**/
+#define PERLVARA(prefix,var,type) /**/
+#define PERLVARI(prefix,var,type,init) PL_Vars.prefix##var = init;
+#define PERLVARIC(prefix,var,type,init) PL_Vars.prefix##var = init;
 #include "perlvars.h"
 #undef PERLVAR
 #undef PERLVARA
@@ -292,26 +250,20 @@ RunPerl(int argc, char **argv, char **env)
     perl_construct(my_perl);
     PL_perl_destruct_level = 0;
 
+    /* PERL_SYS_INIT() may update the environment, e.g. via ansify_path().
+     * This may reallocate the RTL environment block. Therefore we need
+     * to make sure that `env` continues to have the same value as `environ`
+     * if we have been called this way.  If we have been called with any
+     * other value for `env` then all environment munging by PERL_SYS_INIT()
+     * will be lost again.
+     */
+    if (use_environ)
+        env = environ;
+
     exitstatus = perl_parse(my_perl, xs_init, argc, argv, env);
     if (!exitstatus) {
 #if defined(TOP_CLONE) && defined(USE_ITHREADS)		/* XXXXXX testing */
-#  ifdef PERL_OBJECT
-	CPerlHost *h = new CPerlHost();
-	new_perl = perl_clone_using(my_perl, 1,
-				    h->m_pHostperlMem,
-				    h->m_pHostperlMemShared,
-				    h->m_pHostperlMemParse,
-				    h->m_pHostperlEnv,
-				    h->m_pHostperlStdIO,
-				    h->m_pHostperlLIO,
-				    h->m_pHostperlDir,
-				    h->m_pHostperlSock,
-				    h->m_pHostperlProc
-				    );
-	CPerlObj *pPerl = (CPerlObj*)new_perl;
-#  else
 	new_perl = perl_clone(my_perl, 1);
-#  endif
 	exitstatus = perl_run(new_perl);
 	PERL_SET_THX(my_perl);
 #else
@@ -329,6 +281,11 @@ RunPerl(int argc, char **argv, char **env)
     }
 #endif
 
+    /* Some RTLs may want to free argv[] after main() returns. */
+    argv[0] = arg0;
+    if (ansi)
+        win32_free(ansi);
+
     PERL_SYS_TERM();
 
     return (exitstatus);
@@ -361,7 +318,11 @@ DllMain(HANDLE hModule,		/* DLL module handle */
 	setmode( fileno( stderr ), O_BINARY );
 	_fmode = O_BINARY;
 #endif
+
+#ifndef UNDER_CE
 	DisableThreadLibraryCalls((HMODULE)hModule);
+#endif
+
 	w32_perldll_handle = hModule;
 	set_w32_module_name();
 	break;
@@ -377,7 +338,7 @@ DllMain(HANDLE hModule,		/* DLL module handle */
             PerlIO_cleanup() was done here but fails (B).
          */     
 	EndSockets();
-#if defined(USE_THREADS) || defined(USE_ITHREADS)
+#if defined(USE_ITHREADS)
 	if (PL_curinterp)
 	    FREE_THREAD_KEY;
 #endif
@@ -397,10 +358,11 @@ DllMain(HANDLE hModule,		/* DLL module handle */
     return TRUE;
 }
 
-#ifdef USE_ITHREADS
+
+#if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS)
 EXTERN_C PerlInterpreter *
 perl_clone_host(PerlInterpreter* proto_perl, UV flags) {
-    dTHXo;
+    dTHX;
     CPerlHost *h;
     h = new CPerlHost(*(CPerlHost*)PL_sys_intern.internal_host);
     proto_perl = perl_clone_using(proto_perl, flags,
@@ -415,6 +377,7 @@ perl_clone_host(PerlInterpreter* proto_perl, UV flags) {
                         h->m_pHostperlProc
     );
     proto_perl->Isys_intern.internal_host = h;
+    h->host_perl  = proto_perl;
     return proto_perl;
 	
 }