diff options
| -rw-r--r-- | compat/fixstrtod.c | 36 | ||||
| -rw-r--r-- | compat/stdlib.h | 1 | ||||
| -rw-r--r-- | compat/strtod.c | 252 | ||||
| -rw-r--r-- | unix/Makefile.in | 6 | ||||
| -rwxr-xr-x | unix/configure | 134 | ||||
| -rw-r--r-- | unix/configure.ac | 20 | ||||
| -rw-r--r-- | unix/tcl.m4 | 53 |
7 files changed, 0 insertions, 502 deletions
diff --git a/compat/fixstrtod.c b/compat/fixstrtod.c deleted file mode 100644 index 63fb8ef..0000000 --- a/compat/fixstrtod.c +++ /dev/null @@ -1,36 +0,0 @@ -/* - * fixstrtod.c -- - * - * Source code for the "fixstrtod" procedure. This procedure is - * used in place of strtod under Solaris 2.4, in order to fix - * a bug where the "end" pointer gets set incorrectly. - * - * Copyright (c) 1995 Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - */ - -#include <stdio.h> - -#undef strtod - -/* - * Declare strtod explicitly rather than including stdlib.h, since in - * somes systems (e.g. SunOS 4.1.4) stdlib.h doesn't declare strtod. - */ - -extern double strtod(char *, char **); - -double -fixstrtod( - char *string, - char **endPtr) -{ - double d; - d = strtod(string, endPtr); - if ((endPtr != NULL) && (*endPtr != string) && ((*endPtr)[-1] == 0)) { - *endPtr -= 1; - } - return d; -} diff --git a/compat/stdlib.h b/compat/stdlib.h index 0ad4c1d..6900be3 100644 --- a/compat/stdlib.h +++ b/compat/stdlib.h @@ -29,7 +29,6 @@ extern char * malloc(unsigned int numBytes); extern void qsort(void *base, int n, int size, int (*compar)( const void *element1, const void *element2)); extern char * realloc(char *ptr, unsigned int numBytes); -extern double strtod(const char *string, char **endPtr); extern long strtol(const char *string, char **endPtr, int base); extern unsigned long strtoul(const char *string, char **endPtr, int base); diff --git a/compat/strtod.c b/compat/strtod.c deleted file mode 100644 index 9643c09..0000000 --- a/compat/strtod.c +++ /dev/null @@ -1,252 +0,0 @@ -/* - * strtod.c -- - * - * Source code for the "strtod" library procedure. - * - * Copyright (c) 1988-1993 The Regents of the University of California. - * Copyright (c) 1994 Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - */ - -#include "tclInt.h" - -#ifndef TRUE -#define TRUE 1 -#define FALSE 0 -#endif -#ifndef NULL -#define NULL 0 -#endif - -static const int maxExponent = 511; /* Largest possible base 10 exponent. Any - * exponent larger than this will already - * produce underflow or overflow, so there's - * no need to worry about additional digits. - */ -static const double powersOf10[] = { /* Table giving binary powers of 10. Entry */ - 10., /* is 10^2^i. Used to convert decimal */ - 100., /* exponents into floating-point numbers. */ - 1.0e4, - 1.0e8, - 1.0e16, - 1.0e32, - 1.0e64, - 1.0e128, - 1.0e256 -}; - -/* - *---------------------------------------------------------------------- - * - * strtod -- - * - * This procedure converts a floating-point number from an ASCII - * decimal representation to internal double-precision format. - * - * Results: - * The return value is the double-precision floating-point - * representation of the characters in string. If endPtr isn't - * NULL, then *endPtr is filled in with the address of the - * next character after the last one that was part of the - * floating-point number. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -double -strtod( - const char *string, /* A decimal ASCII floating-point number, - * optionally preceded by white space. Must - * have form "-I.FE-X", where I is the integer - * part of the mantissa, F is the fractional - * part of the mantissa, and X is the - * exponent. Either of the signs may be "+", - * "-", or omitted. Either I or F may be - * omitted, or both. The decimal point isn't - * necessary unless F is present. The "E" may - * actually be an "e". E and X may both be - * omitted (but not just one). */ - char **endPtr) /* If non-NULL, store terminating character's - * address here. */ -{ - int sign, expSign = FALSE; - double fraction, dblExp; - const double *d; - register const char *p; - register int c; - int exp = 0; /* Exponent read from "EX" field. */ - int fracExp = 0; /* Exponent that derives from the fractional - * part. Under normal circumstatnces, it is - * the negative of the number of digits in F. - * However, if I is very long, the last digits - * of I get dropped (otherwise a long I with a - * large negative exponent could cause an - * unnecessary overflow on I alone). In this - * case, fracExp is incremented one for each - * dropped digit. */ - int mantSize; /* Number of digits in mantissa. */ - int decPt; /* Number of mantissa digits BEFORE decimal - * point. */ - const char *pExp; /* Temporarily holds location of exponent in - * string. */ - - /* - * Strip off leading blanks and check for a sign. - */ - - p = string; - while (isspace(UCHAR(*p))) { - p += 1; - } - if (*p == '-') { - sign = TRUE; - p += 1; - } else { - if (*p == '+') { - p += 1; - } - sign = FALSE; - } - - /* - * Count the number of digits in the mantissa (including the decimal - * point), and also locate the decimal point. - */ - - decPt = -1; - for (mantSize = 0; ; mantSize += 1) - { - c = *p; - if (!isdigit(c)) { - if ((c != '.') || (decPt >= 0)) { - break; - } - decPt = mantSize; - } - p += 1; - } - - /* - * Now suck up the digits in the mantissa. Use two integers to collect 9 - * digits each (this is faster than using floating-point). If the mantissa - * has more than 18 digits, ignore the extras, since they can't affect the - * value anyway. - */ - - pExp = p; - p -= mantSize; - if (decPt < 0) { - decPt = mantSize; - } else { - mantSize -= 1; /* One of the digits was the point. */ - } - if (mantSize > 18) { - fracExp = decPt - 18; - mantSize = 18; - } else { - fracExp = decPt - mantSize; - } - if (mantSize == 0) { - fraction = 0.0; - p = string; - goto done; - } else { - int frac1, frac2; - - frac1 = 0; - for ( ; mantSize > 9; mantSize -= 1) { - c = *p; - p += 1; - if (c == '.') { - c = *p; - p += 1; - } - frac1 = 10*frac1 + (c - '0'); - } - frac2 = 0; - for (; mantSize > 0; mantSize -= 1) { - c = *p; - p += 1; - if (c == '.') { - c = *p; - p += 1; - } - frac2 = 10*frac2 + (c - '0'); - } - fraction = (1.0e9 * frac1) + frac2; - } - - /* - * Skim off the exponent. - */ - - p = pExp; - if ((*p == 'E') || (*p == 'e')) { - p += 1; - if (*p == '-') { - expSign = TRUE; - p += 1; - } else { - if (*p == '+') { - p += 1; - } - expSign = FALSE; - } - if (!isdigit(UCHAR(*p))) { - p = pExp; - goto done; - } - while (isdigit(UCHAR(*p))) { - exp = exp * 10 + (*p - '0'); - p += 1; - } - } - if (expSign) { - exp = fracExp - exp; - } else { - exp = fracExp + exp; - } - - /* - * Generate a floating-point number that represents the exponent. Do this - * by processing the exponent one bit at a time to combine many powers of - * 2 of 10. Then combine the exponent with the fraction. - */ - - if (exp < 0) { - expSign = TRUE; - exp = -exp; - } else { - expSign = FALSE; - } - if (exp > maxExponent) { - exp = maxExponent; - errno = ERANGE; - } - dblExp = 1.0; - for (d = powersOf10; exp != 0; exp >>= 1, ++d) { - if (exp & 01) { - dblExp *= *d; - } - } - if (expSign) { - fraction /= dblExp; - } else { - fraction *= dblExp; - } - - done: - if (endPtr != NULL) { - *endPtr = (char *) p; - } - - if (sign) { - return -fraction; - } - return fraction; -} diff --git a/unix/Makefile.in b/unix/Makefile.in index 3484ceb..ff1d649 100644 --- a/unix/Makefile.in +++ b/unix/Makefile.in @@ -1744,9 +1744,6 @@ tclXtTest.o: $(UNIX_DIR)/tclXtTest.c # relocatable. #-------------------------------------------------------------------------- -fixstrtod.o: $(COMPAT_DIR)/fixstrtod.c - $(CC) -c $(STUB_CC_SWITCHES) $(COMPAT_DIR)/fixstrtod.c - opendir.o: $(COMPAT_DIR)/opendir.c $(CC) -c $(STUB_CC_SWITCHES) $(COMPAT_DIR)/opendir.c @@ -1762,9 +1759,6 @@ strncasecmp.o: $(COMPAT_DIR)/strncasecmp.c strstr.o: $(COMPAT_DIR)/strstr.c $(CC) -c $(STUB_CC_SWITCHES) $(COMPAT_DIR)/strstr.c -strtod.o: $(COMPAT_DIR)/strtod.c - $(CC) -c $(STUB_CC_SWITCHES) $(COMPAT_DIR)/strtod.c - strtol.o: $(COMPAT_DIR)/strtol.c $(CC) -c $(STUB_CC_SWITCHES) $(COMPAT_DIR)/strtol.c diff --git a/unix/configure b/unix/configure index cc49349..a6248af 100755 --- a/unix/configure +++ b/unix/configure @@ -8839,140 +8839,6 @@ esac #-------------------------------------------------------------------- -# Check for the strtod function. This is tricky because in some -# versions of Linux strtod mis-parses strings starting with "+". -#-------------------------------------------------------------------- - - - ac_fn_c_check_func "$LINENO" "strtod" "ac_cv_func_strtod" -if test "x$ac_cv_func_strtod" = xyes; then : - tcl_ok=1 -else - tcl_ok=0 -fi - - if test "$tcl_ok" = 1; then - { $as_echo "$as_me:${as_lineno-$LINENO}: checking proper strtod implementation" >&5 -$as_echo_n "checking proper strtod implementation... " >&6; } -if ${tcl_cv_strtod_unbroken+:} false; then : - $as_echo_n "(cached) " >&6 -else - if test "$cross_compiling" = yes; then : - tcl_cv_strtod_unbroken=unknown -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -int main() { - extern double strtod(); - char *term, *string = " +69"; - exit(strtod(string,&term) != 69 || term != string+4); -} -_ACEOF -if ac_fn_c_try_run "$LINENO"; then : - tcl_cv_strtod_unbroken=ok -else - tcl_cv_strtod_unbroken=broken -fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext -fi - -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_strtod_unbroken" >&5 -$as_echo "$tcl_cv_strtod_unbroken" >&6; } - if test "$tcl_cv_strtod_unbroken" = "ok"; then - tcl_ok=1 - else - tcl_ok=0 - fi - fi - if test "$tcl_ok" = 0; then - case " $LIBOBJS " in - *" strtod.$ac_objext "* ) ;; - *) LIBOBJS="$LIBOBJS strtod.$ac_objext" - ;; -esac - - USE_COMPAT=1 - fi - - -#-------------------------------------------------------------------- -# Under Solaris 2.4, strtod returns the wrong value for the -# terminating character under some conditions. Check for this -# and if the problem exists use a substitute procedure -# "fixstrtod" that corrects the error. -#-------------------------------------------------------------------- - - - ac_fn_c_check_func "$LINENO" "strtod" "ac_cv_func_strtod" -if test "x$ac_cv_func_strtod" = xyes; then : - tcl_strtod=1 -else - tcl_strtod=0 -fi - - if test "$tcl_strtod" = 1; then - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris2.4/Tru64 strtod bugs" >&5 -$as_echo_n "checking for Solaris2.4/Tru64 strtod bugs... " >&6; } -if ${tcl_cv_strtod_buggy+:} false; then : - $as_echo_n "(cached) " >&6 -else - - if test "$cross_compiling" = yes; then : - tcl_cv_strtod_buggy=buggy -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - - extern double strtod(); - int main() { - char *infString="Inf", *nanString="NaN", *spaceString=" "; - char *term; - double value; - value = strtod(infString, &term); - if ((term != infString) && (term[-1] == 0)) { - exit(1); - } - value = strtod(nanString, &term); - if ((term != nanString) && (term[-1] == 0)) { - exit(1); - } - value = strtod(spaceString, &term); - if (term == (spaceString+1)) { - exit(1); - } - exit(0); - } -_ACEOF -if ac_fn_c_try_run "$LINENO"; then : - tcl_cv_strtod_buggy=ok -else - tcl_cv_strtod_buggy=buggy -fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext -fi - -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_strtod_buggy" >&5 -$as_echo "$tcl_cv_strtod_buggy" >&6; } - if test "$tcl_cv_strtod_buggy" = buggy; then - case " $LIBOBJS " in - *" fixstrtod.$ac_objext "* ) ;; - *) LIBOBJS="$LIBOBJS fixstrtod.$ac_objext" - ;; -esac - - USE_COMPAT=1 - -$as_echo "#define strtod fixstrtod" >>confdefs.h - - fi - fi - - -#-------------------------------------------------------------------- # Check for various typedefs and provide substitutes if # they don't exist. #-------------------------------------------------------------------- diff --git a/unix/configure.ac b/unix/configure.ac index b05206c..055f116 100644 --- a/unix/configure.ac +++ b/unix/configure.ac @@ -381,26 +381,6 @@ SC_TCL_CHECK_BROKEN_FUNC(strtoul, [ ]) #-------------------------------------------------------------------- -# Check for the strtod function. This is tricky because in some -# versions of Linux strtod mis-parses strings starting with "+". -#-------------------------------------------------------------------- - -SC_TCL_CHECK_BROKEN_FUNC(strtod, [ - extern double strtod(); - char *term, *string = " +69"; - exit(strtod(string,&term) != 69 || term != string+4); -]) - -#-------------------------------------------------------------------- -# Under Solaris 2.4, strtod returns the wrong value for the -# terminating character under some conditions. Check for this -# and if the problem exists use a substitute procedure -# "fixstrtod" that corrects the error. -#-------------------------------------------------------------------- - -SC_BUGGY_STRTOD - -#-------------------------------------------------------------------- # Check for various typedefs and provide substitutes if # they don't exist. #-------------------------------------------------------------------- diff --git a/unix/tcl.m4 b/unix/tcl.m4 index 1ef8f06..5bcfd80 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -2182,59 +2182,6 @@ AC_DEFUN([SC_TIME_HANDLER], [ ]) #-------------------------------------------------------------------- -# SC_BUGGY_STRTOD -# -# Under Solaris 2.4, strtod returns the wrong value for the -# terminating character under some conditions. Check for this -# and if the problem exists use a substitute procedure -# "fixstrtod" (provided by Tcl) that corrects the error. -# Also, on Compaq's Tru64 Unix 5.0, -# strtod(" ") returns 0.0 instead of a failure to convert. -# -# Arguments: -# none -# -# Results: -# -# Might defines some of the following vars: -# strtod (=fixstrtod) -# -#-------------------------------------------------------------------- - -AC_DEFUN([SC_BUGGY_STRTOD], [ - AC_CHECK_FUNC(strtod, tcl_strtod=1, tcl_strtod=0) - if test "$tcl_strtod" = 1; then - AC_CACHE_CHECK([for Solaris2.4/Tru64 strtod bugs], tcl_cv_strtod_buggy,[ - AC_TRY_RUN([ - extern double strtod(); - int main() { - char *infString="Inf", *nanString="NaN", *spaceString=" "; - char *term; - double value; - value = strtod(infString, &term); - if ((term != infString) && (term[-1] == 0)) { - exit(1); - } - value = strtod(nanString, &term); - if ((term != nanString) && (term[-1] == 0)) { - exit(1); - } - value = strtod(spaceString, &term); - if (term == (spaceString+1)) { - exit(1); - } - exit(0); - }], tcl_cv_strtod_buggy=ok, tcl_cv_strtod_buggy=buggy, - tcl_cv_strtod_buggy=buggy)]) - if test "$tcl_cv_strtod_buggy" = buggy; then - AC_LIBOBJ([fixstrtod]) - USE_COMPAT=1 - AC_DEFINE(strtod, fixstrtod, [Do we want to use the strtod() in compat?]) - fi - fi -]) - -#-------------------------------------------------------------------- # SC_TCL_LINK_LIBS # # Search for the libraries needed to link the Tcl shell. |