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Overview
Comment:Remove "register" keyword in various places. Also add some type-casts to help C++ compatibility.
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SHA3-256: 7e530cff3dee9d97c3108ebdc381c75ca34315e8c397231ddec4bb83c5b6944d
User & Date: jan.nijtmans 2019-08-14 06:42:58
Context
2019-08-14
19:23
Minor simplification in test-suite: Because "teststringobj maxchars" has the effect that the value i... check-in: 21b8fc0bb3 user: jan.nijtmans tags: core-8-branch
15:13
Merge 8.7 check-in: e2428c2b13 user: jan.nijtmans tags: initsubsystems
07:24
Merge 8.7 Closed-Leaf check-in: c367ba59b1 user: jan.nijtmans tags: no-register
07:04
Merge 8.7 check-in: c609a1d32f user: jan.nijtmans tags: trunk
06:42
Remove "register" keyword in various places. Also add some type-casts to help C++ compatibility. check-in: 7e530cff3d user: jan.nijtmans tags: core-8-branch
2019-08-13
20:08
Merge 8.6 check-in: e9fc994676 user: jan.nijtmans tags: core-8-branch
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to compat/fake-rfc2553.c. 

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int fake_getnameinfo(const struct sockaddr *sa, size_t salen, char *host,
                size_t hostlen, char *serv, size_t servlen, int flags)
{
	struct sockaddr_in *sin = (struct sockaddr_in *)sa;
	struct hostent *hp;
	char tmpserv[16];


	if (sa->sa_family != AF_UNSPEC && sa->sa_family != AF_INET)
		return (EAI_FAMILY);
	if (serv != NULL) {
		snprintf(tmpserv, sizeof(tmpserv), "%d", ntohs(sin->sin_port));
		if (strlcpy(serv, tmpserv, servlen) >= servlen)
			return (EAI_MEMORY);
................................................................................

#ifndef HAVE_GETADDRINFO
static struct
addrinfo *malloc_ai(int port, u_long addr, const struct addrinfo *hints)
{
	struct addrinfo *ai;

	ai = malloc(sizeof(*ai) + sizeof(struct sockaddr_in));
	if (ai == NULL)
		return (NULL);

	memset(ai, '\0', sizeof(*ai) + sizeof(struct sockaddr_in));

	ai->ai_addr = (struct sockaddr *)(ai + 1);
	/* XXX -- ssh doesn't use sa_len */







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int fake_getnameinfo(const struct sockaddr *sa, size_t salen, char *host,
                size_t hostlen, char *serv, size_t servlen, int flags)
{
	struct sockaddr_in *sin = (struct sockaddr_in *)sa;
	struct hostent *hp;
	char tmpserv[16];
	(void)salen;

	if (sa->sa_family != AF_UNSPEC && sa->sa_family != AF_INET)
		return (EAI_FAMILY);
	if (serv != NULL) {
		snprintf(tmpserv, sizeof(tmpserv), "%d", ntohs(sin->sin_port));
		if (strlcpy(serv, tmpserv, servlen) >= servlen)
			return (EAI_MEMORY);
................................................................................

#ifndef HAVE_GETADDRINFO
static struct
addrinfo *malloc_ai(int port, u_long addr, const struct addrinfo *hints)
{
	struct addrinfo *ai;

	ai = (struct addrinfo *)malloc(sizeof(*ai) + sizeof(struct sockaddr_in));
	if (ai == NULL)
		return (NULL);

	memset(ai, '\0', sizeof(*ai) + sizeof(struct sockaddr_in));

	ai->ai_addr = (struct sockaddr *)(ai + 1);
	/* XXX -- ssh doesn't use sa_len */

Changes to compat/gettod.c. 

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int
gettimeofday(
    struct timeval *tp,
    struct timezone *tz)
{
    struct timeb t;


    ftime(&t);
    tp->tv_sec = t.time;
    tp->tv_usec = t. millitm * 1000;
    return 0;
}








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int
gettimeofday(
    struct timeval *tp,
    struct timezone *tz)
{
    struct timeb t;
    (void)tz;

    ftime(&t);
    tp->tv_sec = t.time;
    tp->tv_usec = t.millitm * 1000;
    return 0;
}

Changes to compat/mkstemp.c. 

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 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>


/*
 *----------------------------------------------------------------------
 *
 * mkstemp --
 *
 *	Create an open temporary file from a template.
................................................................................
 *	The template is updated to contain the real filename.
 *
 *----------------------------------------------------------------------
 */

int
mkstemp(
    char *template)		/* Template for filename. */
{
    static const char alphanumerics[] =
	"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
    register char *a, *b;
    int fd, count, alphanumericsLen = strlen(alphanumerics); /* == 62 */

    a = template + strlen(template);
    while (a > template && *(a-1) == 'X') {
	a--;
    }

    if (a == template) {
	errno = ENOENT;
	return -1;
    }

    /*
     * We'll only try up to 10 times; after that, we're suffering from enemy
     * action and should let the caller know.
................................................................................
	    *b = alphanumerics[(int)(r * alphanumericsLen)];
	}

	/*
	 * Template is now realized; try to open (with correct options).
	 */

	fd = open(template, O_RDWR|O_CREAT|O_EXCL, 0600);
    } while (fd == -1 && errno == EEXIST && --count > 0);

    return fd;
}







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 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>

/*
 *----------------------------------------------------------------------
 *
 * mkstemp --
 *
 *	Create an open temporary file from a template.
................................................................................
 *	The template is updated to contain the real filename.
 *
 *----------------------------------------------------------------------
 */

int
mkstemp(
    char *tmpl)		/* Template for filename. */
{
    static const char alphanumerics[] =
	"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
    char *a, *b;
    int fd, count, alphanumericsLen = strlen(alphanumerics); /* == 62 */

    a = tmpl + strlen(tmpl);
    while (a > tmpl && *(a-1) == 'X') {
	a--;
    }

    if (a == tmpl) {
	errno = ENOENT;
	return -1;
    }

    /*
     * We'll only try up to 10 times; after that, we're suffering from enemy
     * action and should let the caller know.
................................................................................
	    *b = alphanumerics[(int)(r * alphanumericsLen)];
	}

	/*
	 * Template is now realized; try to open (with correct options).
	 */

	fd = open(tmpl, O_RDWR|O_CREAT|O_EXCL, 0600);
    } while (fd == -1 && errno == EEXIST && --count > 0);

    return fd;
}

Changes to compat/opendir.c. 

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 * open a directory.
 */

DIR *
opendir(
    char *name)
{
    register DIR *dirp;
    register int fd;
    char *myname;

    myname = ((*name == '\0') ? "." : name);
    if ((fd = open(myname, 0, 0)) == -1) {
	return NULL;
    }
    dirp = (DIR *) ckalloc(sizeof(DIR));
    if (dirp == NULL) {
................................................................................

/*
 * get next entry in a directory.
 */

struct dirent *
readdir(
    register DIR *dirp)
{
    register struct olddirect *dp;
    static struct dirent dir;

    for (;;) {
	if (dirp->dd_loc == 0) {
	    dirp->dd_size = read(dirp->dd_fd, dirp->dd_buf, DIRBLKSIZ);
	    if (dirp->dd_size <= 0) {
		return NULL;
................................................................................

/*
 * close a directory.
 */

void
closedir(
    register DIR *dirp)
{
    close(dirp->dd_fd);
    dirp->dd_fd = -1;
    dirp->dd_loc = 0;
    ckfree(dirp);
}







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 * open a directory.
 */

DIR *
opendir(
    char *name)
{
    DIR *dirp;
    int fd;
    const char *myname;

    myname = ((*name == '\0') ? "." : name);
    if ((fd = open(myname, 0, 0)) == -1) {
	return NULL;
    }
    dirp = (DIR *) ckalloc(sizeof(DIR));
    if (dirp == NULL) {
................................................................................

/*
 * get next entry in a directory.
 */

struct dirent *
readdir(
    DIR *dirp)
{
    struct olddirect *dp;
    static struct dirent dir;

    for (;;) {
	if (dirp->dd_loc == 0) {
	    dirp->dd_size = read(dirp->dd_fd, dirp->dd_buf, DIRBLKSIZ);
	    if (dirp->dd_size <= 0) {
		return NULL;
................................................................................

/*
 * close a directory.
 */

void
closedir(
    DIR *dirp)
{
    close(dirp->dd_fd);
    dirp->dd_fd = -1;
    dirp->dd_loc = 0;
    ckfree(dirp);
}

Changes to compat/strstr.c. 

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 *	None.
 *
 *----------------------------------------------------------------------
 */

char *
strstr(
    register char *string,	/* String to search. */
    char *substring)		/* Substring to try to find in string. */
{
    register char *a, *b;

    /*
     * First scan quickly through the two strings looking for a
     * single-character match. When it's found, then compare the rest of the
     * substring.
     */








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 *	None.
 *
 *----------------------------------------------------------------------
 */

char *
strstr(
    char *string,		/* String to search. */
    char *substring)		/* Substring to try to find in string. */
{
    char *a, *b;

    /*
     * First scan quickly through the two strings looking for a
     * single-character match. When it's found, then compare the rest of the
     * substring.
     */

Changes to compat/strtol.c. 

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				 * character, or NULL. */
    int base)			/* Base for conversion. Must be less than 37.
				 * If 0, then the base is chosen from the
				 * leading characters of string: "0x" means
				 * hex, "0" means octal, anything else means
				 * decimal. */
{
    register const char *p;
    long result;

    /*
     * Skip any leading blanks.
     */

    p = string;







|








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				 * character, or NULL. */
    int base)			/* Base for conversion. Must be less than 37.
				 * If 0, then the base is chosen from the
				 * leading characters of string: "0x" means
				 * hex, "0" means octal, anything else means
				 * decimal. */
{
    const char *p;
    long result;

    /*
     * Skip any leading blanks.
     */

    p = string;

Changes to compat/strtoul.c. 

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				 * character, or NULL. */
    int base)			/* Base for conversion.  Must be less than 37.
				 * If 0, then the base is chosen from the
				 * leading characters of string: "0x" means
				 * hex, "0" means octal, anything else means
				 * decimal. */
{
    register const char *p;
    register unsigned long int result = 0;
    register unsigned digit;
    int anyDigits = 0;
    int negative=0;
    int overflow=0;

    /*
     * Skip any leading blanks.
     */







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				 * character, or NULL. */
    int base)			/* Base for conversion.  Must be less than 37.
				 * If 0, then the base is chosen from the
				 * leading characters of string: "0x" means
				 * hex, "0" means octal, anything else means
				 * decimal. */
{
    const char *p;
    unsigned long int result = 0;
    unsigned digit;
    int anyDigits = 0;
    int negative=0;
    int overflow=0;

    /*
     * Skip any leading blanks.
     */

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    pid_t pid,			/* The pid to wait on. Must be -1 or greater
				 * than zero. */
    int *statusPtr,		/* Where to store wait status for the
				 * process. */
    int options)		/* OR'ed combination of WNOHANG and
				 * WUNTRACED. */
{
    register WaitInfo *waitPtr, *prevPtr;
    pid_t result;
    WAIT_STATUS_TYPE status;

    if ((pid < -1) || (pid == 0)) {
	errno = EINVAL;
	return -1;
    }







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    pid_t pid,			/* The pid to wait on. Must be -1 or greater
				 * than zero. */
    int *statusPtr,		/* Where to store wait status for the
				 * process. */
    int options)		/* OR'ed combination of WNOHANG and
				 * WUNTRACED. */
{
    WaitInfo *waitPtr, *prevPtr;
    pid_t result;
    WAIT_STATUS_TYPE status;

    if ((pid < -1) || (pid == 0)) {
	errno = EINVAL;
	return -1;
    }

Changes to generic/regcomp.c. 

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 ^ static int freev(struct vars *, int);
 */
static int
freev(
    struct vars *v,
    int err)
{
    register int ret;

    if (v->re != NULL) {
	rfree(v->re);
    }
    if (v->subs != v->sub10) {
	FREE(v->subs);
    }







|








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 ^ static int freev(struct vars *, int);
 */
static int
freev(
    struct vars *v,
    int err)
{
    int ret;

    if (v->re != NULL) {
	rfree(v->re);
    }
    if (v->subs != v->sub10) {
	FREE(v->subs);
    }

Changes to generic/regexec.c. 

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struct smalldfa {
    struct dfa dfa;
    struct sset ssets[FEWSTATES*2];
    unsigned statesarea[FEWSTATES*2 + WORK];
    struct sset *outsarea[FEWSTATES*2 * FEWCOLORS];
    struct arcp incarea[FEWSTATES*2 * FEWCOLORS];
};
#define	DOMALLOC	((struct smalldfa *)NULL)	/* force malloc */

/*
 * Internal variables, bundled for easy passing around.
 */

struct vars {
    regex_t *re;
................................................................................
 * The DFA will be freed by the cleanup step in exec().
 */
static struct dfa *
getsubdfa(struct vars * v,
	  struct subre * t)
{
    if (v->subdfas[t->id] == NULL) {
	v->subdfas[t->id] = newDFA(v, &t->cnfa, &v->g->cmap, DOMALLOC);
	if (ISERR())
	    return NULL;
    }
    return v->subdfas[t->id];
}
 
/*







<







 







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struct smalldfa {
    struct dfa dfa;
    struct sset ssets[FEWSTATES*2];
    unsigned statesarea[FEWSTATES*2 + WORK];
    struct sset *outsarea[FEWSTATES*2 * FEWCOLORS];
    struct arcp incarea[FEWSTATES*2 * FEWCOLORS];
};


/*
 * Internal variables, bundled for easy passing around.
 */

struct vars {
    regex_t *re;
................................................................................
 * The DFA will be freed by the cleanup step in exec().
 */
static struct dfa *
getsubdfa(struct vars * v,
	  struct subre * t)
{
    if (v->subdfas[t->id] == NULL) {
	v->subdfas[t->id] = newDFA(v, &t->cnfa, &v->g->cmap, NULL);
	if (ISERR())
	    return NULL;
    }
    return v->subdfas[t->id];
}
 
/*

Changes to generic/tclDate.c. 

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}

static int
LookupWord(
    YYSTYPE* yylvalPtr,
    char *buff)
{
    register char *p;
    register char *q;
    register const TABLE *tp;
    int i, abbrev;

    /*
     * Make it lowercase.
     */

    Tcl_UtfToLower(buff);
................................................................................

static int
TclDatelex(
    YYSTYPE* yylvalPtr,
    YYLTYPE* location,
    DateInfo *info)
{
    register char c;
    register char *p;
    char buff[20];
    int Count;

    location->first_column = yyInput - info->dateStart;
    for ( ; ; ) {
	while (TclIsSpaceProc(UCHAR(*yyInput))) {
	    yyInput++;







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}

static int
LookupWord(
    YYSTYPE* yylvalPtr,
    char *buff)
{
    char *p;
    char *q;
    const TABLE *tp;
    int i, abbrev;

    /*
     * Make it lowercase.
     */

    Tcl_UtfToLower(buff);
................................................................................

static int
TclDatelex(
    YYSTYPE* yylvalPtr,
    YYLTYPE* location,
    DateInfo *info)
{
    char c;
    char *p;
    char buff[20];
    int Count;

    location->first_column = yyInput - info->dateStart;
    for ( ; ; ) {
	while (TclIsSpaceProc(UCHAR(*yyInput))) {
	    yyInput++;

Changes to generic/tclGetDate.y. 

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}

static int
LookupWord(
    YYSTYPE* yylvalPtr,
    char *buff)
{
    register char *p;
    register char *q;
    register const TABLE *tp;
    int i, abbrev;

    /*
     * Make it lowercase.
     */

    Tcl_UtfToLower(buff);
................................................................................

static int
TclDatelex(
    YYSTYPE* yylvalPtr,
    YYLTYPE* location,
    DateInfo *info)
{
    register char c;
    register char *p;
    char buff[20];
    int Count;

    location->first_column = yyInput - info->dateStart;
    for ( ; ; ) {
	while (TclIsSpaceProc(UCHAR(*yyInput))) {
	    yyInput++;







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}

static int
LookupWord(
    YYSTYPE* yylvalPtr,
    char *buff)
{
    char *p;
    char *q;
    const TABLE *tp;
    int i, abbrev;

    /*
     * Make it lowercase.
     */

    Tcl_UtfToLower(buff);
................................................................................

static int
TclDatelex(
    YYSTYPE* yylvalPtr,
    YYLTYPE* location,
    DateInfo *info)
{
    char c;
    char *p;
    char buff[20];
    int Count;

    location->first_column = yyInput - info->dateStart;
    for ( ; ; ) {
	while (TclIsSpaceProc(UCHAR(*yyInput))) {
	    yyInput++;

Changes to generic/tclTrace.c. 

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	 * string in startLevel and startCmd so that we can delete this
	 * interpreter trace when it reaches the end of this proc.
	 */

	if ((flags & TCL_TRACE_ENTER_EXEC) && (tcmdPtr->stepTrace == NULL)
		&& (tcmdPtr->flags & (TCL_TRACE_ENTER_DURING_EXEC |
			TCL_TRACE_LEAVE_DURING_EXEC))) {
	    register unsigned len = strlen(command) + 1;

	    tcmdPtr->startLevel = level;
	    tcmdPtr->startCmd = ckalloc(len);
	    memcpy(tcmdPtr->startCmd, command, len);
	    tcmdPtr->refCount++;
	    tcmdPtr->stepTrace = Tcl_CreateObjTrace(interp, 0,
		   (tcmdPtr->flags & TCL_TRACE_ANY_EXEC) >> 2,







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	 * string in startLevel and startCmd so that we can delete this
	 * interpreter trace when it reaches the end of this proc.
	 */

	if ((flags & TCL_TRACE_ENTER_EXEC) && (tcmdPtr->stepTrace == NULL)
		&& (tcmdPtr->flags & (TCL_TRACE_ENTER_DURING_EXEC |
			TCL_TRACE_LEAVE_DURING_EXEC))) {
	    size_t len = strlen(command) + 1;

	    tcmdPtr->startLevel = level;
	    tcmdPtr->startCmd = ckalloc(len);
	    memcpy(tcmdPtr->startCmd, command, len);
	    tcmdPtr->refCount++;
	    tcmdPtr->stepTrace = Tcl_CreateObjTrace(interp, 0,
		   (tcmdPtr->flags & TCL_TRACE_ANY_EXEC) >> 2,

Changes to macosx/tclMacOSXFCmd.c. 

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	     * Construct path to resource fork.
	     */

	    Tcl_DStringInit(&ds);
	    Tcl_DStringAppend(&ds, native, -1);
	    Tcl_DStringAppend(&ds, _PATH_RSRCFORKSPEC, -1);

	    result = truncate(Tcl_DStringValue(&ds), (off_t)0);
	    if (result != 0) {
		/*
		 * truncate() on a valid resource fork path may fail with a
		 * permission error in some OS releases, try truncating with
		 * open() instead:
		 */

................................................................................
 *	OSType-to-string conversion.
 *
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfOSType(
    register Tcl_Obj *objPtr)	/* OSType object whose string rep to
				 * update. */
{
    const int size = TCL_UTF_MAX * 4;
    char *dst = Tcl_InitStringRep(objPtr, NULL, size);
    OSType osType = (OSType) objPtr->internalRep.wideValue;
    int written = 0;
    Tcl_Encoding encoding;







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	     * Construct path to resource fork.
	     */

	    Tcl_DStringInit(&ds);
	    Tcl_DStringAppend(&ds, native, -1);
	    Tcl_DStringAppend(&ds, _PATH_RSRCFORKSPEC, -1);

	    result = truncate(Tcl_DStringValue(&ds), 0);
	    if (result != 0) {
		/*
		 * truncate() on a valid resource fork path may fail with a
		 * permission error in some OS releases, try truncating with
		 * open() instead:
		 */

................................................................................
 *	OSType-to-string conversion.
 *
 *----------------------------------------------------------------------
 */

static void
UpdateStringOfOSType(
    Tcl_Obj *objPtr)	/* OSType object whose string rep to
				 * update. */
{
    const int size = TCL_UTF_MAX * 4;
    char *dst = Tcl_InitStringRep(objPtr, NULL, size);
    OSType osType = (OSType) objPtr->internalRep.wideValue;
    int written = 0;
    Tcl_Encoding encoding;

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