#define INCL_DOSERRORS
#include <os2.h>
+#include <sys/uflags.h>
+
/*
* Various Unix compatibility functions for OS/2
*/
#include "EXTERN.h"
#include "perl.h"
+#ifdef USE_THREADS
+
+typedef void (*emx_startroutine)(void *);
+typedef void* (*pthreads_startroutine)(void *);
+
+enum pthreads_state {
+ pthreads_st_none = 0,
+ pthreads_st_run,
+ pthreads_st_exited,
+ pthreads_st_detached,
+ pthreads_st_waited,
+};
+const char *pthreads_states[] = {
+ "uninit",
+ "running",
+ "exited",
+ "detached",
+ "waited for",
+};
+
+typedef struct {
+ void *status;
+ perl_cond cond;
+ enum pthreads_state state;
+} thread_join_t;
+
+thread_join_t *thread_join_data;
+int thread_join_count;
+perl_mutex start_thread_mutex;
+
+int
+pthread_join(perl_os_thread tid, void **status)
+{
+ MUTEX_LOCK(&start_thread_mutex);
+ switch (thread_join_data[tid].state) {
+ case pthreads_st_exited:
+ thread_join_data[tid].state = pthreads_st_none; /* Ready to reuse */
+ MUTEX_UNLOCK(&start_thread_mutex);
+ *status = thread_join_data[tid].status;
+ break;
+ case pthreads_st_waited:
+ MUTEX_UNLOCK(&start_thread_mutex);
+ croak("join with a thread with a waiter");
+ break;
+ case pthreads_st_run:
+ thread_join_data[tid].state = pthreads_st_waited;
+ COND_INIT(&thread_join_data[tid].cond);
+ MUTEX_UNLOCK(&start_thread_mutex);
+ COND_WAIT(&thread_join_data[tid].cond, NULL);
+ COND_DESTROY(&thread_join_data[tid].cond);
+ thread_join_data[tid].state = pthreads_st_none; /* Ready to reuse */
+ *status = thread_join_data[tid].status;
+ break;
+ default:
+ MUTEX_UNLOCK(&start_thread_mutex);
+ croak("join: unknown thread state: '%s'",
+ pthreads_states[thread_join_data[tid].state]);
+ break;
+ }
+ return 0;
+}
+
+void
+pthread_startit(void *arg)
+{
+ /* Thread is already started, we need to transfer control only */
+ pthreads_startroutine start_routine = *((pthreads_startroutine*)arg);
+ int tid = pthread_self();
+ void *retval;
+
+ arg = ((void**)arg)[1];
+ if (tid >= thread_join_count) {
+ int oc = thread_join_count;
+
+ thread_join_count = tid + 5 + tid/5;
+ if (thread_join_data) {
+ Renew(thread_join_data, thread_join_count, thread_join_t);
+ Zero(thread_join_data + oc, thread_join_count - oc, thread_join_t);
+ } else {
+ Newz(1323, thread_join_data, thread_join_count, thread_join_t);
+ }
+ }
+ if (thread_join_data[tid].state != pthreads_st_none)
+ croak("attempt to reuse thread id %i", tid);
+ thread_join_data[tid].state = pthreads_st_run;
+ /* Now that we copied/updated the guys, we may release the caller... */
+ MUTEX_UNLOCK(&start_thread_mutex);
+ thread_join_data[tid].status = (*start_routine)(arg);
+ switch (thread_join_data[tid].state) {
+ case pthreads_st_waited:
+ COND_SIGNAL(&thread_join_data[tid].cond);
+ break;
+ default:
+ thread_join_data[tid].state = pthreads_st_exited;
+ break;
+ }
+}
+
+int
+pthread_create(perl_os_thread *tid, const pthread_attr_t *attr,
+ void *(*start_routine)(void*), void *arg)
+{
+ void *args[2];
+
+ args[0] = (void*)start_routine;
+ args[1] = arg;
+
+ MUTEX_LOCK(&start_thread_mutex);
+ *tid = _beginthread(pthread_startit, /*stack*/ NULL,
+ /*stacksize*/ 10*1024*1024, (void*)args);
+ MUTEX_LOCK(&start_thread_mutex);
+ MUTEX_UNLOCK(&start_thread_mutex);
+ return *tid ? 0 : EINVAL;
+}
+
+int
+pthread_detach(perl_os_thread tid)
+{
+ MUTEX_LOCK(&start_thread_mutex);
+ switch (thread_join_data[tid].state) {
+ case pthreads_st_waited:
+ MUTEX_UNLOCK(&start_thread_mutex);
+ croak("detach on a thread with a waiter");
+ break;
+ case pthreads_st_run:
+ thread_join_data[tid].state = pthreads_st_detached;
+ MUTEX_UNLOCK(&start_thread_mutex);
+ break;
+ default:
+ MUTEX_UNLOCK(&start_thread_mutex);
+ croak("detach: unknown thread state: '%s'",
+ pthreads_states[thread_join_data[tid].state]);
+ break;
+ }
+ return 0;
+}
+
+/* This is a very bastardized version: */
+int
+os2_cond_wait(perl_cond *c, perl_mutex *m)
+{
+ int rc;
+ STRLEN n_a;
+ if ((rc = DosResetEventSem(*c,&n_a)) && (rc != ERROR_ALREADY_RESET))
+ croak("panic: COND_WAIT-reset: rc=%i", rc);
+ if (m) MUTEX_UNLOCK(m);
+ if (CheckOSError(DosWaitEventSem(*c,SEM_INDEFINITE_WAIT))
+ && (rc != ERROR_INTERRUPT))
+ croak("panic: COND_WAIT: rc=%i", rc);
+ if (rc == ERROR_INTERRUPT)
+ errno = EINTR;
+ if (m) MUTEX_LOCK(m);
+}
+#endif
+
/*****************************************************************************/
/* 2.1 would not resolve symbols on demand, and has no ExtLIBPATH. */
static PFN ExtFCN[2]; /* Labeled by ord below. */
static USHORT loadOrd[2] = { 874, 873 }; /* Query=874, Set=873. */
#define ORD_QUERY_ELP 0
#define ORD_SET_ELP 1
+struct PMWIN_entries_t PMWIN_entries;
APIRET
-loadByOrd(ULONG ord)
+loadByOrd(char *modname, ULONG ord)
{
if (ExtFCN[ord] == NULL) {
static HMODULE hdosc = 0;
APIRET rc;
if ((!hdosc && CheckOSError(DosLoadModule(buf, sizeof buf,
- "doscalls", &hdosc)))
+ modname, &hdosc)))
|| CheckOSError(DosQueryProcAddr(hdosc, loadOrd[ord], NULL, &fcn)))
- die("This version of OS/2 does not support doscalls.%i",
- loadOrd[ord]);
+ croak("This version of OS/2 does not support %s.%i",
+ modname, loadOrd[ord]);
ExtFCN[ord] = fcn;
}
- if ((long)ExtFCN[ord] == -1) die("panic queryaddr");
+ if ((long)ExtFCN[ord] == -1)
+ croak("panic queryaddr");
+}
+
+void
+init_PMWIN_entries(void)
+{
+ static HMODULE hpmwin = 0;
+ static const int ords[] = {
+ 763, /* Initialize */
+ 716, /* CreateMsgQueue */
+ 726, /* DestroyMsgQueue */
+ 918, /* PeekMsg */
+ 915, /* GetMsg */
+ 912, /* DispatchMsg */
+ };
+ BYTE buf[20];
+ int i = 0;
+ unsigned long rc;
+
+ if (hpmwin)
+ return;
+
+ if (CheckOSError(DosLoadModule(buf, sizeof buf, "pmwin", &hpmwin)))
+ croak("This version of OS/2 does not support pmwin: error in %s", buf);
+ while (i <= 5) {
+ if (CheckOSError(DosQueryProcAddr(hpmwin, ords[i], NULL,
+ ((PFN*)&PMWIN_entries)+i)))
+ croak("This version of OS/2 does not support pmwin.%d", ords[i]);
+ i++;
+ }
}
+
/* priorities */
static signed char priors[] = {0, 1, 3, 2}; /* Last two interchanged,
self inverse. */
/*****************************************************************************/
/* spawn */
-typedef void (*Sigfunc) _((int));
+
+/* There is no big sense to make it thread-specific, since signals
+ are delivered to thread 1 only. XXXX Maybe make it into an array? */
+static int spawn_pid;
+static int spawn_killed;
+
+static Signal_t
+spawn_sighandler(int sig)
+{
+ /* Some programs do not arrange for the keyboard signals to be
+ delivered to them. We need to deliver the signal manually. */
+ /* We may get a signal only if
+ a) kid does not receive keyboard signal: deliver it;
+ b) kid already died, and we get a signal. We may only hope
+ that the pid number was not reused.
+ */
+
+ if (spawn_killed)
+ sig = SIGKILL; /* Try harder. */
+ kill(spawn_pid, sig);
+ spawn_killed = 1;
+}
static int
result(int flag, int pid)
return pid;
#ifdef __EMX__
- ihand = rsignal(SIGINT, SIG_IGN);
- qhand = rsignal(SIGQUIT, SIG_IGN);
+ spawn_pid = pid;
+ spawn_killed = 0;
+ ihand = rsignal(SIGINT, &spawn_sighandler);
+ qhand = rsignal(SIGQUIT, &spawn_sighandler);
do {
r = wait4pid(pid, &status, 0);
} while (r == -1 && errno == EINTR);
rsignal(SIGINT, ihand);
rsignal(SIGQUIT, qhand);
- statusvalue = (U16)status;
+ PL_statusvalue = (U16)status;
if (r < 0)
return -1;
return status & 0xFFFF;
ihand = rsignal(SIGINT, SIG_IGN);
r = DosWaitChild(DCWA_PROCESS, DCWW_WAIT, &res, &rpid, pid);
rsignal(SIGINT, ihand);
- statusvalue = res.codeResult << 8 | res.codeTerminate;
+ PL_statusvalue = res.codeResult << 8 | res.codeTerminate;
if (r)
return -1;
- return statusvalue;
+ return PL_statusvalue;
#endif
}
+#define EXECF_SPAWN 0
+#define EXECF_EXEC 1
+#define EXECF_TRUEEXEC 2
+#define EXECF_SPAWN_NOWAIT 3
+
+/* const char* const ptypes[] = { "FS", "DOS", "VIO", "PM", "DETACH" }; */
+
+static int
+my_type()
+{
+ int rc;
+ TIB *tib;
+ PIB *pib;
+
+ if (!(_emx_env & 0x200)) return 1; /* not OS/2. */
+ if (CheckOSError(DosGetInfoBlocks(&tib, &pib)))
+ return -1;
+
+ return (pib->pib_ultype);
+}
+
+static ULONG
+file_type(char *path)
+{
+ int rc;
+ ULONG apptype;
+
+ if (!(_emx_env & 0x200))
+ croak("file_type not implemented on DOS"); /* not OS/2. */
+ if (CheckOSError(DosQueryAppType(path, &apptype))) {
+ switch (rc) {
+ case ERROR_FILE_NOT_FOUND:
+ case ERROR_PATH_NOT_FOUND:
+ return -1;
+ case ERROR_ACCESS_DENIED: /* Directory with this name found? */
+ return -3;
+ default: /* Found, but not an
+ executable, or some other
+ read error. */
+ return -2;
+ }
+ }
+ return apptype;
+}
+
+static ULONG os2_mytype;
+
+/* Spawn/exec a program, revert to shell if needed. */
+/* global PL_Argv[] contains arguments. */
+
+int
+do_spawn_ve(really, flag, execf, inicmd)
+SV *really;
+U32 flag;
+U32 execf;
+char *inicmd;
+{
+ dTHR;
+ int trueflag = flag;
+ int rc, pass = 1;
+ char *tmps;
+ char buf[256], *s = 0, scrbuf[280];
+ char *args[4];
+ static char * fargs[4]
+ = { "/bin/sh", "-c", "\"$@\"", "spawn-via-shell", };
+ char **argsp = fargs;
+ char nargs = 4;
+ int force_shell;
+ STRLEN n_a;
+
+ if (flag == P_WAIT)
+ flag = P_NOWAIT;
+
+ retry:
+ if (strEQ(PL_Argv[0],"/bin/sh"))
+ PL_Argv[0] = PL_sh_path;
+
+ if (PL_Argv[0][0] != '/' && PL_Argv[0][0] != '\\'
+ && !(PL_Argv[0][0] && PL_Argv[0][1] == ':'
+ && (PL_Argv[0][2] == '/' || PL_Argv[0][2] != '\\'))
+ ) /* will spawnvp use PATH? */
+ TAINT_ENV(); /* testing IFS here is overkill, probably */
+ /* We should check PERL_SH* and PERLLIB_* as well? */
+ if (!really || !*(tmps = SvPV(really, n_a)))
+ tmps = PL_Argv[0];
+
+ reread:
+ force_shell = 0;
+ if (_emx_env & 0x200) { /* OS/2. */
+ int type = file_type(tmps);
+ type_again:
+ if (type == -1) { /* Not found */
+ errno = ENOENT;
+ rc = -1;
+ goto do_script;
+ }
+ else if (type == -2) { /* Not an EXE */
+ errno = ENOEXEC;
+ rc = -1;
+ goto do_script;
+ }
+ else if (type == -3) { /* Is a directory? */
+ /* Special-case this */
+ char tbuf[512];
+ int l = strlen(tmps);
+
+ if (l + 5 <= sizeof tbuf) {
+ strcpy(tbuf, tmps);
+ strcpy(tbuf + l, ".exe");
+ type = file_type(tbuf);
+ if (type >= -3)
+ goto type_again;
+ }
+
+ errno = ENOEXEC;
+ rc = -1;
+ goto do_script;
+ }
+ switch (type & 7) {
+ /* Ignore WINDOWCOMPAT and FAPI, start them the same type we are. */
+ case FAPPTYP_WINDOWAPI:
+ {
+ if (os2_mytype != 3) { /* not PM */
+ if (flag == P_NOWAIT)
+ flag = P_PM;
+ else if ((flag & 7) != P_PM && (flag & 7) != P_SESSION)
+ warn("Starting PM process with flag=%d, mytype=%d",
+ flag, os2_mytype);
+ }
+ }
+ break;
+ case FAPPTYP_NOTWINDOWCOMPAT:
+ {
+ if (os2_mytype != 0) { /* not full screen */
+ if (flag == P_NOWAIT)
+ flag = P_SESSION;
+ else if ((flag & 7) != P_SESSION)
+ warn("Starting Full Screen process with flag=%d, mytype=%d",
+ flag, os2_mytype);
+ }
+ }
+ break;
+ case FAPPTYP_NOTSPEC:
+ /* Let the shell handle this... */
+ force_shell = 1;
+ goto doshell_args;
+ break;
+ }
+ }
+
+#if 0
+ rc = result(trueflag, spawnvp(flag,tmps,PL_Argv));
+#else
+ if (execf == EXECF_TRUEEXEC)
+ rc = execvp(tmps,PL_Argv);
+ else if (execf == EXECF_EXEC)
+ rc = spawnvp(trueflag | P_OVERLAY,tmps,PL_Argv);
+ else if (execf == EXECF_SPAWN_NOWAIT)
+ rc = spawnvp(flag,tmps,PL_Argv);
+ else /* EXECF_SPAWN */
+ rc = result(trueflag,
+ spawnvp(flag,tmps,PL_Argv));
+#endif
+ if (rc < 0 && pass == 1
+ && (tmps == PL_Argv[0])) { /* Cannot transfer `really' via shell. */
+ do_script:
+ {
+ int err = errno;
+
+ if (err == ENOENT || err == ENOEXEC) {
+ /* No such file, or is a script. */
+ /* Try adding script extensions to the file name, and
+ search on PATH. */
+ char *scr = find_script(PL_Argv[0], TRUE, NULL, 0);
+
+ if (scr) {
+ FILE *file;
+ char *s = 0, *s1;
+ int l;
+
+ l = strlen(scr);
+
+ if (l >= sizeof scrbuf) {
+ Safefree(scr);
+ longbuf:
+ croak("Size of scriptname too big: %d", l);
+ }
+ strcpy(scrbuf, scr);
+ Safefree(scr);
+ scr = scrbuf;
+
+ file = fopen(scr, "r");
+ PL_Argv[0] = scr;
+ if (!file)
+ goto panic_file;
+ if (!fgets(buf, sizeof buf, file)) { /* Empty... */
+
+ buf[0] = 0;
+ fclose(file);
+ /* Special case: maybe from -Zexe build, so
+ there is an executable around (contrary to
+ documentation, DosQueryAppType sometimes (?)
+ does not append ".exe", so we could have
+ reached this place). */
+ if (l + 5 < sizeof scrbuf) {
+ strcpy(scrbuf + l, ".exe");
+ if (PerlLIO_stat(scrbuf,&PL_statbuf) >= 0
+ && !S_ISDIR(PL_statbuf.st_mode)) {
+ /* Found */
+ tmps = scr;
+ pass++;
+ goto reread;
+ } else
+ scrbuf[l] = 0;
+ } else
+ goto longbuf;
+ }
+ if (fclose(file) != 0) { /* Failure */
+ panic_file:
+ warn("Error reading \"%s\": %s",
+ scr, Strerror(errno));
+ buf[0] = 0; /* Not #! */
+ goto doshell_args;
+ }
+ if (buf[0] == '#') {
+ if (buf[1] == '!')
+ s = buf + 2;
+ } else if (buf[0] == 'e') {
+ if (strnEQ(buf, "extproc", 7)
+ && isSPACE(buf[7]))
+ s = buf + 8;
+ } else if (buf[0] == 'E') {
+ if (strnEQ(buf, "EXTPROC", 7)
+ && isSPACE(buf[7]))
+ s = buf + 8;
+ }
+ if (!s) {
+ buf[0] = 0; /* Not #! */
+ goto doshell_args;
+ }
+
+ s1 = s;
+ nargs = 0;
+ argsp = args;
+ while (1) {
+ /* Do better than pdksh: allow a few args,
+ strip trailing whitespace. */
+ while (isSPACE(*s))
+ s++;
+ if (*s == 0)
+ break;
+ if (nargs == 4) {
+ nargs = -1;
+ break;
+ }
+ args[nargs++] = s;
+ while (*s && !isSPACE(*s))
+ s++;
+ if (*s == 0)
+ break;
+ *s++ = 0;
+ }
+ if (nargs == -1) {
+ warn("Too many args on %.*s line of \"%s\"",
+ s1 - buf, buf, scr);
+ nargs = 4;
+ argsp = fargs;
+ }
+ doshell_args:
+ {
+ char **a = PL_Argv;
+ char *exec_args[2];
+
+ if (force_shell
+ || (!buf[0] && file)) { /* File without magic */
+ /* In fact we tried all what pdksh would
+ try. There is no point in calling
+ pdksh, we may just emulate its logic. */
+ char *shell = getenv("EXECSHELL");
+ char *shell_opt = NULL;
+
+ if (!shell) {
+ char *s;
+
+ shell_opt = "/c";
+ shell = getenv("OS2_SHELL");
+ if (inicmd) { /* No spaces at start! */
+ s = inicmd;
+ while (*s && !isSPACE(*s)) {
+ if (*s++ = '/') {
+ inicmd = NULL; /* Cannot use */
+ break;
+ }
+ }
+ }
+ if (!inicmd) {
+ s = PL_Argv[0];
+ while (*s) {
+ /* Dosish shells will choke on slashes
+ in paths, fortunately, this is
+ important for zeroth arg only. */
+ if (*s == '/')
+ *s = '\\';
+ s++;
+ }
+ }
+ }
+ /* If EXECSHELL is set, we do not set */
+
+ if (!shell)
+ shell = ((_emx_env & 0x200)
+ ? "c:/os2/cmd.exe"
+ : "c:/command.com");
+ nargs = shell_opt ? 2 : 1; /* shell file args */
+ exec_args[0] = shell;
+ exec_args[1] = shell_opt;
+ argsp = exec_args;
+ if (nargs == 2 && inicmd) {
+ /* Use the original cmd line */
+ /* XXXX This is good only until we refuse
+ quoted arguments... */
+ PL_Argv[0] = inicmd;
+ PL_Argv[1] = Nullch;
+ }
+ } else if (!buf[0] && inicmd) { /* No file */
+ /* Start with the original cmdline. */
+ /* XXXX This is good only until we refuse
+ quoted arguments... */
+
+ PL_Argv[0] = inicmd;
+ PL_Argv[1] = Nullch;
+ nargs = 2; /* shell -c */
+ }
+
+ while (a[1]) /* Get to the end */
+ a++;
+ a++; /* Copy finil NULL too */
+ while (a >= PL_Argv) {
+ *(a + nargs) = *a; /* PL_Argv was preallocated to be
+ long enough. */
+ a--;
+ }
+ while (nargs-- >= 0)
+ PL_Argv[nargs] = argsp[nargs];
+ /* Enable pathless exec if #! (as pdksh). */
+ pass = (buf[0] == '#' ? 2 : 3);
+ goto retry;
+ }
+ }
+ /* Not found: restore errno */
+ errno = err;
+ }
+ }
+ } else if (rc < 0 && pass == 2 && errno == ENOENT) { /* File not found */
+ char *no_dir = strrchr(PL_Argv[0], '/');
+
+ /* Do as pdksh port does: if not found with /, try without
+ path. */
+ if (no_dir) {
+ PL_Argv[0] = no_dir + 1;
+ pass++;
+ goto retry;
+ }
+ }
+ if (rc < 0 && PL_dowarn)
+ warn("Can't %s \"%s\": %s\n",
+ ((execf != EXECF_EXEC && execf != EXECF_TRUEEXEC)
+ ? "spawn" : "exec"),
+ PL_Argv[0], Strerror(errno));
+ if (rc < 0 && (execf != EXECF_SPAWN_NOWAIT)
+ && ((trueflag & 0xFF) == P_WAIT))
+ rc = 255 << 8; /* Emulate the fork(). */
+
+ return rc;
+}
+
+/* Array spawn. */
int
do_aspawn(really,mark,sp)
SV *really;
register SV **mark;
register SV **sp;
{
+ dTHR;
register char **a;
char *tmps = NULL;
int rc;
int flag = P_WAIT, trueflag, err, secondtry = 0;
+ STRLEN n_a;
if (sp > mark) {
- New(1301,Argv, sp - mark + 3, char*);
- a = Argv;
+ New(1301,PL_Argv, sp - mark + 3, char*);
+ a = PL_Argv;
if (mark < sp && SvNIOKp(*(mark+1)) && !SvPOKp(*(mark+1))) {
++mark;
while (++mark <= sp) {
if (*mark)
- *a++ = SvPVx(*mark, na);
+ *a++ = SvPVx(*mark, n_a);
else
*a++ = "";
}
*a = Nullch;
- trueflag = flag;
- if (flag == P_WAIT)
- flag = P_NOWAIT;
-
- if (strEQ(Argv[0],"/bin/sh")) Argv[0] = sh_path;
-
- if (Argv[0][0] != '/' && Argv[0][0] != '\\'
- && !(Argv[0][0] && Argv[0][1] == ':'
- && (Argv[0][2] == '/' || Argv[0][2] != '\\'))
- ) /* will swawnvp use PATH? */
- TAINT_ENV(); /* testing IFS here is overkill, probably */
- /* We should check PERL_SH* and PERLLIB_* as well? */
- retry:
- if (really && *(tmps = SvPV(really, na)))
- rc = result(trueflag, spawnvp(flag,tmps,Argv));
- else
- rc = result(trueflag, spawnvp(flag,Argv[0],Argv));
-
- if (rc < 0 && secondtry == 0
- && (!tmps || !*tmps)) { /* Cannot transfer `really' via shell. */
- err = errno;
- if (err == ENOENT) { /* No such file. */
- /* One reason may be that EMX added .exe. We suppose
- that .exe-less files are automatically shellable. */
- char *no_dir;
- (no_dir = strrchr(Argv[0], '/'))
- || (no_dir = strrchr(Argv[0], '\\'))
- || (no_dir = Argv[0]);
- if (!strchr(no_dir, '.')) {
- struct stat buffer;
- if (stat(Argv[0], &buffer) != -1) { /* File exists. */
- /* Maybe we need to specify the full name here? */
- goto doshell;
- }
- }
- } else if (err == ENOEXEC) { /* Need to send to shell. */
- doshell:
- while (a >= Argv) {
- *(a + 2) = *a;
- a--;
- }
- *Argv = sh_path;
- *(Argv + 1) = "-c";
- secondtry = 1;
- goto retry;
- }
- }
- if (rc < 0 && dowarn)
- warn("Can't spawn \"%s\": %s", Argv[0], Strerror(errno));
- if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */
+ rc = do_spawn_ve(really, flag, EXECF_SPAWN, NULL);
} else
rc = -1;
do_execfree();
return rc;
}
-#define EXECF_SPAWN 0
-#define EXECF_EXEC 1
-#define EXECF_TRUEEXEC 2
-#define EXECF_SPAWN_NOWAIT 3
-
+/* Try converting 1-arg form to (usually shell-less) multi-arg form. */
int
do_spawn2(cmd, execf)
char *cmd;
register char *s;
char flags[10];
char *shell, *copt, *news = NULL;
- int rc, added_shell = 0, err, seenspace = 0;
+ int rc, err, seenspace = 0;
char fullcmd[MAXNAMLEN + 1];
#ifdef TRYSHELL
have a shell which will not change between computers with the
same architecture, to avoid "action on a distance".
And to have simple build, this shell should be sh. */
- shell = sh_path;
+ shell = PL_sh_path;
copt = "-c";
#endif
cmd++;
if (strnEQ(cmd,"/bin/sh",7) && isSPACE(cmd[7])) {
- STRLEN l = strlen(sh_path);
+ STRLEN l = strlen(PL_sh_path);
New(1302, news, strlen(cmd) - 7 + l + 1, char);
- strcpy(news, sh_path);
+ strcpy(news, PL_sh_path);
strcpy(news + l, cmd + 7);
cmd = news;
- added_shell = 1;
}
/* save an extra exec if possible */
} else if (*s == '\\' && !seenspace) {
continue; /* Allow backslashes in names */
}
+ /* We do not convert this to do_spawn_ve since shell
+ should be smart enough to start itself gloriously. */
doshell:
if (execf == EXECF_TRUEEXEC)
- return execl(shell,shell,copt,cmd,(char*)0);
+ rc = execl(shell,shell,copt,cmd,(char*)0);
else if (execf == EXECF_EXEC)
- return spawnl(P_OVERLAY,shell,shell,copt,cmd,(char*)0);
+ rc = spawnl(P_OVERLAY,shell,shell,copt,cmd,(char*)0);
else if (execf == EXECF_SPAWN_NOWAIT)
- return spawnl(P_NOWAIT,shell,shell,copt,cmd,(char*)0);
- /* In the ak code internal P_NOWAIT is P_WAIT ??? */
- rc = result(P_WAIT,
- spawnl(P_NOWAIT,shell,shell,copt,cmd,(char*)0));
- if (rc < 0 && dowarn)
- warn("Can't %s \"%s\": %s",
- (execf == EXECF_SPAWN ? "spawn" : "exec"),
- shell, Strerror(errno));
- if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */
- if (news) Safefree(news);
+ rc = spawnl(P_NOWAIT,shell,shell,copt,cmd,(char*)0);
+ else {
+ /* In the ak code internal P_NOWAIT is P_WAIT ??? */
+ rc = result(P_WAIT,
+ spawnl(P_NOWAIT,shell,shell,copt,cmd,(char*)0));
+ if (rc < 0 && PL_dowarn)
+ warn("Can't %s \"%s\": %s",
+ (execf == EXECF_SPAWN ? "spawn" : "exec"),
+ shell, Strerror(errno));
+ if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */
+ }
+ if (news)
+ Safefree(news);
return rc;
} else if (*s == ' ' || *s == '\t') {
seenspace = 1;
}
}
- New(1303,Argv, (s - cmd) / 2 + 2, char*);
- Cmd = savepvn(cmd, s-cmd);
- a = Argv;
- for (s = Cmd; *s;) {
+ /* cmd="a" may lead to "sh", "-c", "\"$@\"", "a", "a.cmd", NULL */
+ New(1303,PL_Argv, (s - cmd + 11) / 2, char*);
+ PL_Cmd = savepvn(cmd, s-cmd);
+ a = PL_Argv;
+ for (s = PL_Cmd; *s;) {
while (*s && isSPACE(*s)) s++;
if (*s)
*(a++) = s;
*s++ = '\0';
}
*a = Nullch;
- if (Argv[0]) {
- int err;
-
- if (execf == EXECF_TRUEEXEC)
- rc = execvp(Argv[0],Argv);
- else if (execf == EXECF_EXEC)
- rc = spawnvp(P_OVERLAY,Argv[0],Argv);
- else if (execf == EXECF_SPAWN_NOWAIT)
- rc = spawnvp(P_NOWAIT,Argv[0],Argv);
- else
- rc = result(P_WAIT, spawnvp(P_NOWAIT,Argv[0],Argv));
- if (rc < 0) {
- err = errno;
- if (err == ENOENT) { /* No such file. */
- /* One reason may be that EMX added .exe. We suppose
- that .exe-less files are automatically shellable. */
- char *no_dir;
- (no_dir = strrchr(Argv[0], '/'))
- || (no_dir = strrchr(Argv[0], '\\'))
- || (no_dir = Argv[0]);
- if (!strchr(no_dir, '.')) {
- struct stat buffer;
- if (stat(Argv[0], &buffer) != -1) { /* File exists. */
- /* Maybe we need to specify the full name here? */
- goto doshell;
- }
- }
- } else if (err == ENOEXEC) { /* Need to send to shell. */
- goto doshell;
- }
- }
- if (rc < 0 && dowarn)
- warn("Can't %s \"%s\": %s",
- ((execf != EXECF_EXEC && execf != EXECF_TRUEEXEC)
- ? "spawn" : "exec"),
- Argv[0], Strerror(err));
- if (rc < 0) rc = 255 << 8; /* Emulate the fork(). */
- } else
+ if (PL_Argv[0])
+ rc = do_spawn_ve(NULL, 0, execf, cmd);
+ else
rc = -1;
- if (news) Safefree(news);
+ if (news)
+ Safefree(news);
do_execfree();
return rc;
}
do_exec(cmd)
char *cmd;
{
- return do_spawn2(cmd, EXECF_EXEC);
+ do_spawn2(cmd, EXECF_EXEC);
+ return FALSE;
}
bool
PerlIO *res;
SV *sv;
- if (pipe(p) < 0)
- return Nullfp;
/* `this' is what we use in the parent, `that' in the child. */
this = (*mode == 'w');
that = !this;
- if (tainting) {
+ if (PL_tainting) {
taint_env();
taint_proper("Insecure %s%s", "EXEC");
}
+ if (pipe(p) < 0)
+ return Nullfp;
/* Now we need to spawn the child. */
newfd = dup(*mode == 'r'); /* Preserve std* */
if (p[that] != (*mode == 'r')) {
dup2(newfd, *mode == 'r'); /* Return std* back. */
close(newfd);
}
- close(p[that]);
+ if (p[that] == (*mode == 'r'))
+ close(p[that]);
if (pid == -1) {
close(p[this]);
return NULL;
close(p[this]);
p[this] = p[that];
}
- sv = *av_fetch(fdpid,p[this],TRUE);
+ sv = *av_fetch(PL_fdpid,p[this],TRUE);
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = pid;
- forkprocess = pid;
+ PL_forkprocess = pid;
return PerlIO_fdopen(p[this], mode);
#else /* USE_POPEN */
# else
char *shell = getenv("EMXSHELL");
- my_setenv("EMXSHELL", sh_path);
+ my_setenv("EMXSHELL", PL_sh_path);
res = popen(cmd, mode);
my_setenv("EMXSHELL", shell);
# endif
- sv = *av_fetch(fdpid, PerlIO_fileno(res), TRUE);
+ sv = *av_fetch(PL_fdpid, PerlIO_fileno(res), TRUE);
(void)SvUPGRADE(sv,SVt_IV);
SvIVX(sv) = -1; /* A cooky. */
return res;
int
fork(void)
{
- die(no_func, "Unsupported function fork");
+ croak(PL_no_func, "Unsupported function fork");
errno = EINVAL;
return -1;
}
if (rc == ERROR_NOT_ENOUGH_MEMORY) {
return (void *) -1;
- } else if ( rc ) die("Got an error from DosAllocMem: %li", (long)rc);
+ } else if ( rc )
+ croak("Got an error from DosAllocMem: %li", (long)rc);
return got;
}
if (items < 2 || items > 3)
croak("Usage: File::Copy::syscopy(src,dst,flag=0)");
{
- char * src = (char *)SvPV(ST(0),na);
- char * dst = (char *)SvPV(ST(1),na);
+ STRLEN n_a;
+ char * src = (char *)SvPV(ST(0),n_a);
+ char * dst = (char *)SvPV(ST(1),n_a);
U32 flag;
int RETVAL, rc;
XSRETURN(1);
}
+#include "patchlevel.h"
+
char *
mod2fname(sv)
SV *sv;
AV *av;
SV *svp;
char *s;
+ STRLEN n_a;
if (!SvROK(sv)) croak("Not a reference given to mod2fname");
sv = SvRV(sv);
if (avlen < 0)
croak("Empty array reference given to mod2fname");
- s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), na);
+ s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), n_a);
strncpy(fname, s, 8);
len = strlen(s);
if (len < 6) pos = len;
}
avlen --;
while (avlen >= 0) {
- s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), na);
+ s = SvPV(*av_fetch((AV*)sv, avlen, FALSE), n_a);
while (*s) {
sum = 33 * sum + *(s++); /* 7 is primitive mod 13. */
}
avlen --;
}
+#ifdef USE_THREADS
+ sum++; /* Avoid conflict of DLLs in memory. */
+#endif
+ sum += PATCHLEVEL * 200 + SUBVERSION * 2; /* */
fname[pos] = 'A' + (sum % 26);
fname[pos + 1] = 'A' + (sum / 26 % 26);
fname[pos + 2] = '\0';
sprintf(buf, "OS/2 system error code %d=0x%x", rc, rc);
else
buf[len] = '\0';
+ if (len > 0 && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
+ if (len > 1 && buf[len - 2] == '\r')
+ buf[len - 2] = '\0';
+ if (len > 2 && buf[len - 3] == '.')
+ buf[len - 3] = '\0';
return buf;
}
}
newl = strlen(newp);
if (newl == 0 || oldl == 0) {
- die("Malformed PERLLIB_PREFIX");
+ croak("Malformed PERLLIB_PREFIX");
}
strcpy(ret, newp);
s = ret;
return s;
}
if (l + newl - oldl > STATIC_FILE_LENGTH || newl > STATIC_FILE_LENGTH) {
- die("Malformed PERLLIB_PREFIX");
+ croak("Malformed PERLLIB_PREFIX");
}
strcpy(ret + newl, s + oldl);
return ret;
}
+unsigned long
+Perl_hab_GET() /* Needed if perl.h cannot be included */
+{
+ return perl_hab_GET();
+}
+
+HMQ
+Perl_Register_MQ(int serve)
+{
+ PPIB pib;
+ PTIB tib;
+
+ if (Perl_os2_initial_mode++)
+ return Perl_hmq;
+ DosGetInfoBlocks(&tib, &pib);
+ Perl_os2_initial_mode = pib->pib_ultype;
+ Perl_hmq_refcnt = 1;
+ /* Try morphing into a PM application. */
+ if (pib->pib_ultype != 3) /* 2 is VIO */
+ pib->pib_ultype = 3; /* 3 is PM */
+ init_PMWIN_entries();
+ /* 64 messages if before OS/2 3.0, ignored otherwise */
+ Perl_hmq = (*PMWIN_entries.CreateMsgQueue)(perl_hab_GET(), 64);
+ if (!Perl_hmq) {
+ static int cnt;
+ if (cnt++)
+ _exit(188); /* Panic can try to create a window. */
+ croak("Cannot create a message queue, or morph to a PM application");
+ }
+ return Perl_hmq;
+}
+
+int
+Perl_Serve_Messages(int force)
+{
+ int cnt = 0;
+ QMSG msg;
+
+ if (Perl_hmq_servers && !force)
+ return 0;
+ if (!Perl_hmq_refcnt)
+ croak("No message queue");
+ while ((*PMWIN_entries.PeekMsg)(Perl_hab, &msg, NULLHANDLE, 0, 0, PM_REMOVE)) {
+ cnt++;
+ if (msg.msg == WM_QUIT)
+ croak("QUITing...");
+ (*PMWIN_entries.DispatchMsg)(Perl_hab, &msg);
+ }
+ return cnt;
+}
+
+int
+Perl_Process_Messages(int force, I32 *cntp)
+{
+ QMSG msg;
+
+ if (Perl_hmq_servers && !force)
+ return 0;
+ if (!Perl_hmq_refcnt)
+ croak("No message queue");
+ while ((*PMWIN_entries.GetMsg)(Perl_hab, &msg, NULLHANDLE, 0, 0)) {
+ if (cntp)
+ (*cntp)++;
+ (*PMWIN_entries.DispatchMsg)(Perl_hab, &msg);
+ if (msg.msg == WM_DESTROY)
+ return -1;
+ if (msg.msg == WM_CREATE)
+ return +1;
+ }
+ croak("QUITing...");
+}
+
+void
+Perl_Deregister_MQ(int serve)
+{
+ PPIB pib;
+ PTIB tib;
+
+ if (--Perl_hmq_refcnt == 0) {
+ (*PMWIN_entries.DestroyMsgQueue)(Perl_hmq);
+ Perl_hmq = 0;
+ /* Try morphing back from a PM application. */
+ if (pib->pib_ultype == 3) /* 3 is PM */
+ pib->pib_ultype = Perl_os2_initial_mode;
+ else
+ warn("Unexpected program mode %d when morphing back from PM",
+ pib->pib_ultype);
+ }
+}
+
extern void dlopen();
void *fakedl = &dlopen; /* Pull in dynaloading part. */
#define sys_chdir(p) (chdir(p) == 0)
#define change_drive(d) (_chdrive(d), (current_drive() == toupper(d)))
+static int DOS_harderr_state = -1;
+
+XS(XS_OS2_Error)
+{
+ dXSARGS;
+ if (items != 2)
+ croak("Usage: OS2::Error(harderr, exception)");
+ {
+ int arg1 = SvIV(ST(0));
+ int arg2 = SvIV(ST(1));
+ int a = ((arg1 ? FERR_ENABLEHARDERR : FERR_DISABLEHARDERR)
+ | (arg2 ? FERR_ENABLEEXCEPTION : FERR_DISABLEEXCEPTION));
+ int RETVAL = ((arg1 ? 1 : 0) | (arg2 ? 2 : 0));
+ unsigned long rc;
+
+ if (CheckOSError(DosError(a)))
+ croak("DosError(%d) failed", a);
+ ST(0) = sv_newmortal();
+ if (DOS_harderr_state >= 0)
+ sv_setiv(ST(0), DOS_harderr_state);
+ DOS_harderr_state = RETVAL;
+ }
+ XSRETURN(1);
+}
+
+static signed char DOS_suppression_state = -1;
+
+XS(XS_OS2_Errors2Drive)
+{
+ dXSARGS;
+ if (items != 1)
+ croak("Usage: OS2::Errors2Drive(drive)");
+ {
+ STRLEN n_a;
+ SV *sv = ST(0);
+ int suppress = SvOK(sv);
+ char *s = suppress ? SvPV(sv, n_a) : NULL;
+ char drive = (s ? *s : 0);
+ unsigned long rc;
+
+ if (suppress && !isALPHA(drive))
+ croak("Non-char argument '%c' to OS2::Errors2Drive()", drive);
+ if (CheckOSError(DosSuppressPopUps((suppress
+ ? SPU_ENABLESUPPRESSION
+ : SPU_DISABLESUPPRESSION),
+ drive)))
+ croak("DosSuppressPopUps(%c) failed", drive);
+ ST(0) = sv_newmortal();
+ if (DOS_suppression_state > 0)
+ sv_setpvn(ST(0), &DOS_suppression_state, 1);
+ else if (DOS_suppression_state == 0)
+ sv_setpvn(ST(0), "", 0);
+ DOS_suppression_state = drive;
+ }
+ XSRETURN(1);
+}
+
+static const char * const si_fields[QSV_MAX] = {
+ "MAX_PATH_LENGTH",
+ "MAX_TEXT_SESSIONS",
+ "MAX_PM_SESSIONS",
+ "MAX_VDM_SESSIONS",
+ "BOOT_DRIVE",
+ "DYN_PRI_VARIATION",
+ "MAX_WAIT",
+ "MIN_SLICE",
+ "MAX_SLICE",
+ "PAGE_SIZE",
+ "VERSION_MAJOR",
+ "VERSION_MINOR",
+ "VERSION_REVISION",
+ "MS_COUNT",
+ "TIME_LOW",
+ "TIME_HIGH",
+ "TOTPHYSMEM",
+ "TOTRESMEM",
+ "TOTAVAILMEM",
+ "MAXPRMEM",
+ "MAXSHMEM",
+ "TIMER_INTERVAL",
+ "MAX_COMP_LENGTH",
+ "FOREGROUND_FS_SESSION",
+ "FOREGROUND_PROCESS"
+};
+
+XS(XS_OS2_SysInfo)
+{
+ dXSARGS;
+ if (items != 0)
+ croak("Usage: OS2::SysInfo()");
+ {
+ ULONG si[QSV_MAX] = {0}; /* System Information Data Buffer */
+ APIRET rc = NO_ERROR; /* Return code */
+ int i = 0, j = 0;
+
+ if (CheckOSError(DosQuerySysInfo(1L, /* Request all available system */
+ QSV_MAX, /* information */
+ (PVOID)si,
+ sizeof(si))))
+ croak("DosQuerySysInfo() failed");
+ EXTEND(SP,2*QSV_MAX);
+ while (i < QSV_MAX) {
+ ST(j) = sv_newmortal();
+ sv_setpv(ST(j++), si_fields[i]);
+ ST(j) = sv_newmortal();
+ sv_setiv(ST(j++), si[i]);
+ i++;
+ }
+ }
+ XSRETURN(2 * QSV_MAX);
+}
+
+XS(XS_OS2_BootDrive)
+{
+ dXSARGS;
+ if (items != 0)
+ croak("Usage: OS2::BootDrive()");
+ {
+ ULONG si[1] = {0}; /* System Information Data Buffer */
+ APIRET rc = NO_ERROR; /* Return code */
+ char c;
+
+ if (CheckOSError(DosQuerySysInfo(QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
+ (PVOID)si, sizeof(si))))
+ croak("DosQuerySysInfo() failed");
+ ST(0) = sv_newmortal();
+ c = 'a' - 1 + si[0];
+ sv_setpvn(ST(0), &c, 1);
+ }
+ XSRETURN(1);
+}
+
+XS(XS_OS2_MorphPM)
+{
+ dXSARGS;
+ if (items != 1)
+ croak("Usage: OS2::MorphPM(serve)");
+ {
+ bool serve = SvOK(ST(0));
+ unsigned long pmq = perl_hmq_GET(serve);
+
+ ST(0) = sv_newmortal();
+ sv_setiv(ST(0), pmq);
+ }
+ XSRETURN(1);
+}
+
+XS(XS_OS2_UnMorphPM)
+{
+ dXSARGS;
+ if (items != 1)
+ croak("Usage: OS2::UnMorphPM(serve)");
+ {
+ bool serve = SvOK(ST(0));
+
+ perl_hmq_UNSET(serve);
+ }
+ XSRETURN(0);
+}
+
+XS(XS_OS2_Serve_Messages)
+{
+ dXSARGS;
+ if (items != 1)
+ croak("Usage: OS2::Serve_Messages(force)");
+ {
+ bool force = SvOK(ST(0));
+ unsigned long cnt = Perl_Serve_Messages(force);
+
+ ST(0) = sv_newmortal();
+ sv_setiv(ST(0), cnt);
+ }
+ XSRETURN(1);
+}
+
+XS(XS_OS2_Process_Messages)
+{
+ dXSARGS;
+ if (items < 1 || items > 2)
+ croak("Usage: OS2::Process_Messages(force [, cnt])");
+ {
+ bool force = SvOK(ST(0));
+ unsigned long cnt;
+ I32 *cntp = NULL;
+
+ if (items == 2) {
+ SV *sv = ST(1);
+ int fake = SvIV(sv); /* Force SvIVX */
+
+ if (!SvIOK(sv))
+ croak("Can't upgrade count to IV");
+ cntp = &SvIVX(sv);
+ }
+ cnt = Perl_Process_Messages(force, cntp);
+ ST(0) = sv_newmortal();
+ sv_setiv(ST(0), cnt);
+ }
+ XSRETURN(1);
+}
+
XS(XS_Cwd_current_drive)
{
dXSARGS;
if (items != 1)
croak("Usage: Cwd::sys_chdir(path)");
{
- char * path = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * path = (char *)SvPV(ST(0),n_a);
bool RETVAL;
RETVAL = sys_chdir(path);
if (items != 1)
croak("Usage: Cwd::change_drive(d)");
{
- char d = (char)*SvPV(ST(0),na);
+ STRLEN n_a;
+ char d = (char)*SvPV(ST(0),n_a);
bool RETVAL;
RETVAL = change_drive(d);
if (items != 1)
croak("Usage: Cwd::sys_is_absolute(path)");
{
- char * path = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * path = (char *)SvPV(ST(0),n_a);
bool RETVAL;
RETVAL = sys_is_absolute(path);
if (items != 1)
croak("Usage: Cwd::sys_is_rooted(path)");
{
- char * path = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * path = (char *)SvPV(ST(0),n_a);
bool RETVAL;
RETVAL = sys_is_rooted(path);
if (items != 1)
croak("Usage: Cwd::sys_is_relative(path)");
{
- char * path = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * path = (char *)SvPV(ST(0),n_a);
bool RETVAL;
RETVAL = sys_is_relative(path);
if (items < 1 || items > 2)
croak("Usage: Cwd::sys_abspath(path, dir = NULL)");
{
- char * path = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * path = (char *)SvPV(ST(0),n_a);
char * dir;
char p[MAXPATHLEN];
char * RETVAL;
if (items < 2)
dir = NULL;
else {
- dir = (char *)SvPV(ST(1),na);
+ dir = (char *)SvPV(ST(1),n_a);
}
if (path[0] == '.' && (path[1] == '/' || path[1] == '\\')) {
path += 2;
APIRET
ExtLIBPATH(ULONG ord, PSZ path, ULONG type)
{
- loadByOrd(ord); /* Guarantied to load or die! */
+ loadByOrd("doscalls",ord); /* Guarantied to load or die! */
return (*(PELP)ExtFCN[ord])(path, type);
}
if (items < 1 || items > 2)
croak("Usage: Cwd::extLibpath_set(s, type = 0)");
{
- char * s = (char *)SvPV(ST(0),na);
+ STRLEN n_a;
+ char * s = (char *)SvPV(ST(0),n_a);
bool type;
U32 rc;
bool RETVAL;
newXS("Cwd::extLibpath", XS_Cwd_extLibpath, file);
newXS("Cwd::extLibpath_set", XS_Cwd_extLibpath_set, file);
}
+ newXS("OS2::Error", XS_OS2_Error, file);
+ newXS("OS2::Errors2Drive", XS_OS2_Errors2Drive, file);
+ newXS("OS2::SysInfo", XS_OS2_SysInfo, file);
+ newXS("OS2::BootDrive", XS_OS2_BootDrive, file);
+ newXS("OS2::MorphPM", XS_OS2_MorphPM, file);
+ newXS("OS2::UnMorphPM", XS_OS2_UnMorphPM, file);
+ newXS("OS2::Serve_Messages", XS_OS2_Serve_Messages, file);
+ newXS("OS2::Process_Messages", XS_OS2_Process_Messages, file);
newXS("DynaLoader::mod2fname", XS_DynaLoader_mod2fname, file);
newXS("Cwd::current_drive", XS_Cwd_current_drive, file);
newXS("Cwd::sys_chdir", XS_Cwd_sys_chdir, file);
#ifdef PERL_IS_AOUT
sv_setiv(GvSV(gv), 1);
#endif
+ gv = gv_fetchpv("OS2::emx_rev", TRUE, SVt_PV);
+ GvMULTI_on(gv);
+ sv_setiv(GvSV(gv), _emx_rev);
+ sv_setpv(GvSV(gv), _emx_vprt);
+ SvIOK_on(GvSV(gv));
+ gv = gv_fetchpv("OS2::emx_env", TRUE, SVt_PV);
+ GvMULTI_on(gv);
+ sv_setiv(GvSV(gv), _emx_env);
+ gv = gv_fetchpv("OS2::os_ver", TRUE, SVt_PV);
+ GvMULTI_on(gv);
+ sv_setnv(GvSV(gv), _osmajor + 0.001 * _osminor);
}
}
MALLOC_INIT;
settmppath();
OS2_Perl_data.xs_init = &Xs_OS2_init;
+ _uflags (_UF_SBRK_MODEL, _UF_SBRK_ARBITRARY);
if (environ == NULL) {
environ = env;
}
if ( (shell = getenv("PERL_SH_DRIVE")) ) {
- New(1304, sh_path, strlen(SH_PATH) + 1, char);
- strcpy(sh_path, SH_PATH);
- sh_path[0] = shell[0];
+ New(1304, PL_sh_path, strlen(SH_PATH) + 1, char);
+ strcpy(PL_sh_path, SH_PATH);
+ PL_sh_path[0] = shell[0];
} else if ( (shell = getenv("PERL_SH_DIR")) ) {
int l = strlen(shell), i;
if (shell[l-1] == '/' || shell[l-1] == '\\') {
l--;
}
- New(1304, sh_path, l + 8, char);
- strncpy(sh_path, shell, l);
- strcpy(sh_path + l, "/sh.exe");
+ New(1304, PL_sh_path, l + 8, char);
+ strncpy(PL_sh_path, shell, l);
+ strcpy(PL_sh_path + l, "/sh.exe");
for (i = 0; i < l; i++) {
- if (sh_path[i] == '\\') sh_path[i] = '/';
+ if (PL_sh_path[i] == '\\') PL_sh_path[i] = '/';
}
}
+ MUTEX_INIT(&start_thread_mutex);
+ os2_mytype = my_type(); /* Do it before morphing. Needed? */
}
#undef tmpnam
/* This code was contributed by Rocco Caputo. */
int
-my_flock(int handle, int op)
+my_flock(int handle, int o)
{
FILELOCK rNull, rFull;
ULONG timeout, handle_type, flag_word;
use_my = 1;
}
if (!(_emx_env & 0x200) || !use_my)
- return flock(handle, op); /* Delegate to EMX. */
+ return flock(handle, o); /* Delegate to EMX. */
// is this a file?
if ((DosQueryHType(handle, &handle_type, &flag_word) != 0) ||
rNull.lOffset = rNull.lRange = rFull.lOffset = 0;
rFull.lRange = 0x7FFFFFFF;
// set timeout for blocking
- timeout = ((blocking = !(op & LOCK_NB))) ? 100 : 1;
+ timeout = ((blocking = !(o & LOCK_NB))) ? 100 : 1;
// shared or exclusive?
- shared = (op & LOCK_SH) ? 1 : 0;
+ shared = (o & LOCK_SH) ? 1 : 0;
// do not block the unlock
- if (op & (LOCK_UN | LOCK_SH | LOCK_EX)) {
+ if (o & (LOCK_UN | LOCK_SH | LOCK_EX)) {
rc = DosSetFileLocks(handle, &rFull, &rNull, timeout, shared);
switch (rc) {
case 0:
}
}
// lock may block
- if (op & (LOCK_SH | LOCK_EX)) {
+ if (o & (LOCK_SH | LOCK_EX)) {
// for blocking operations
for (;;) {
rc =