waitpid() now handles externally spawned pids correctly;

[p5sagit/p5-mst-13.2.git] / win32 / perlhost.h

diff --git a/win32/perlhost.h b/win32/perlhost.h
index a3f4c28..4509a2c 100644 (file)
--- a/win32/perlhost.h
+++ b/win32/perlhost.h
@@ -10,6 +10,7 @@
 #ifndef ___PerlHost_H___
 #define ___PerlHost_H___
 
+#include <signal.h>
 #include "iperlsys.h"
 #include "vmem.h"
 #include "vdir.h"
@@ -17,8 +18,9 @@
 #if !defined(PERL_OBJECT)
 START_EXTERN_C
 #endif
-extern char *          g_win32_get_privlib(char *pl);
-extern char *          g_win32_get_sitelib(char *pl);
+extern char *          g_win32_get_privlib(const char *pl);
+extern char *          g_win32_get_sitelib(const char *pl);
+extern char *          g_win32_get_vendorlib(const char *pl);
 extern char *          g_getlogin(void);
 extern int             do_spawn2(char *cmd, int exectype);
 #if !defined(PERL_OBJECT)
@@ -475,17 +477,23 @@ PerlEnvOsId(struct IPerlEnv* piPerl)
 }
 
 char*
-PerlEnvLibPath(struct IPerlEnv* piPerl, char *pl)
+PerlEnvLibPath(struct IPerlEnv* piPerl, const char *pl)
 {
     return g_win32_get_privlib(pl);
 }
 
 char*
-PerlEnvSiteLibPath(struct IPerlEnv* piPerl, char *pl)
+PerlEnvSiteLibPath(struct IPerlEnv* piPerl, const char *pl)
 {
     return g_win32_get_sitelib(pl);
 }
 
+char*
+PerlEnvVendorLibPath(struct IPerlEnv* piPerl, const char *pl)
+{
+    return g_win32_get_vendorlib(pl);
+}
+
 void
 PerlEnvGetChildIO(struct IPerlEnv* piPerl, child_IO_table* ptr)
 {
@@ -506,6 +514,7 @@ struct IPerlEnv perlEnv =
     PerlEnvOsId,
     PerlEnvLibPath,
     PerlEnvSiteLibPath,
+    PerlEnvVendorLibPath,
     PerlEnvGetChildIO,
 };
 
@@ -1631,7 +1640,7 @@ PerlProcWaitpid(struct IPerlProc* piPerl, int pid, int *status, int flags)
 Sighandler_t
 PerlProcSignal(struct IPerlProc* piPerl, int sig, Sighandler_t subcode)
 {
-    return 0;
+    return signal(sig, subcode);
 }
 
 #ifdef USE_ITHREADS
@@ -1657,6 +1666,11 @@ win32_start_child(LPVOID arg)
     w32_pseudo_id = id;
 #else
     w32_pseudo_id = GetCurrentThreadId();
+    if (IsWin95()) {
+       int pid = (int)w32_pseudo_id;
+       if (pid < 0)
+           w32_pseudo_id = -pid;
+    }
 #endif
     if (tmpgv = gv_fetchpv("$", TRUE, SVt_PV))
        sv_setiv(GvSV(tmpgv), -(IV)w32_pseudo_id);
@@ -1711,6 +1725,13 @@ restart:
        PL_main_root = Nullop;
     }
 
+    /* close the std handles to avoid fd leaks */
+    {
+       do_close(gv_fetchpv("STDIN", TRUE, SVt_PVIO), FALSE);
+       do_close(gv_fetchpv("STDOUT", TRUE, SVt_PVIO), FALSE);
+       do_close(gv_fetchpv("STDERR", TRUE, SVt_PVIO), FALSE);
+    }
+
     /* destroy everything (waits for any pseudo-forked children) */
     perl_destruct(my_perl);
     perl_free(my_perl);
@@ -1730,7 +1751,13 @@ PerlProcFork(struct IPerlProc* piPerl)
 #ifdef USE_ITHREADS
     DWORD id;
     HANDLE handle;
-    CPerlHost *h = new CPerlHost(*(CPerlHost*)w32_internal_host);
+    CPerlHost *h;
+
+    if (w32_num_pseudo_children >= MAXIMUM_WAIT_OBJECTS) {
+       errno = EAGAIN;
+       return -1;
+    }
+    h = new CPerlHost(*(CPerlHost*)w32_internal_host);
     PerlInterpreter *new_perl = perl_clone_using((PerlInterpreter*)aTHXo, 1,
                                                 h->m_pHostperlMem,
                                                 h->m_pHostperlMemShared,
@@ -1755,8 +1782,15 @@ PerlProcFork(struct IPerlProc* piPerl)
                          (LPVOID)new_perl, 0, &id);
 #    endif
     PERL_SET_THX(aTHXo);       /* XXX perl_clone*() set TLS */
-    if (!handle)
-       Perl_croak(aTHX_ "panic: pseudo fork() failed");
+    if (!handle) {
+       errno = EAGAIN;
+       return -1;
+    }
+    if (IsWin95()) {
+       int pid = (int)id;
+       if (pid < 0)
+           id = -pid;
+    }
     w32_pseudo_child_handles[w32_num_pseudo_children] = handle;
     w32_pseudo_child_pids[w32_num_pseudo_children] = id;
     ++w32_num_pseudo_children;