diff options
Diffstat (limited to 'generic/tclBasic.c')
| -rw-r--r-- | generic/tclBasic.c | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/generic/tclBasic.c b/generic/tclBasic.c index 0eca69d..034acde 100644 --- a/generic/tclBasic.c +++ b/generic/tclBasic.c @@ -7687,10 +7687,16 @@ ExprIsqrtFunc( Tcl_SetObjResult(interp, Tcl_NewWideIntObj((Tcl_WideInt) sqrt(d))); } else { mp_int root; + mp_err err; - mp_init(&root); - mp_sqrt(&big, &root); + err = mp_init(&root); + if (err == MP_OKAY) { + err = mp_sqrt(&big, &root); + } mp_clear(&big); + if (err != MP_OKAY) { + return TCL_ERROR; + } Tcl_SetObjResult(interp, Tcl_NewBignumObj(&root)); } return TCL_OK; @@ -7737,10 +7743,17 @@ ExprSqrtFunc( if ((d >= 0.0) && TclIsInfinite(d) && (Tcl_GetBignumFromObj(NULL, objv[1], &big) == TCL_OK)) { mp_int root; + mp_err err; - mp_init(&root); - mp_sqrt(&big, &root); + err = mp_init(&root); + if (err == MP_OKAY) { + err = mp_sqrt(&big, &root); + } mp_clear(&big); + if (err != MP_OKAY) { + mp_clear(&root); + return TCL_ERROR; + } Tcl_SetObjResult(interp, Tcl_NewDoubleObj(TclBignumToDouble(&root))); mp_clear(&root); } else { @@ -7907,7 +7920,9 @@ ExprAbsFunc( } goto unChanged; } else if (l == WIDE_MIN) { - mp_init_i64(&big, l); + if (mp_init_i64(&big, l) != MP_OKAY) { + return TCL_ERROR; + } goto tooLarge; } Tcl_SetObjResult(interp, Tcl_NewWideIntObj(-l)); @@ -7938,7 +7953,9 @@ ExprAbsFunc( if (mp_isneg((const mp_int *) ptr)) { Tcl_GetBignumFromObj(NULL, objv[1], &big); tooLarge: - (void)mp_neg(&big, &big); + if (mp_neg(&big, &big) != MP_OKAY) { + return TCL_ERROR; + } Tcl_SetObjResult(interp, Tcl_NewBignumObj(&big)); } else { unChanged: @@ -8283,15 +8300,19 @@ ExprRoundFunc( } if ((intPart >= (double)max) || (intPart <= (double)min)) { mp_int big; + mp_err err = MP_OKAY; if (Tcl_InitBignumFromDouble(interp, intPart, &big) != TCL_OK) { /* Infinity */ return TCL_ERROR; } if (fractPart <= -0.5) { - mp_sub_d(&big, 1, &big); + err = mp_sub_d(&big, 1, &big); } else if (fractPart >= 0.5) { - mp_add_d(&big, 1, &big); + err = mp_add_d(&big, 1, &big); + } + if (err != MP_OKAY) { + return TCL_ERROR; } Tcl_SetObjResult(interp, Tcl_NewBignumObj(&big)); return TCL_OK; |