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qfcvt_r(3) [linux man page]

ECVT_R(3)						     Linux Programmer's Manual							 ECVT_R(3)

NAME
ecvt_r, fcvt_r, qecvt_r, qfcvt_r - convert a floating-point number to a string SYNOPSIS
#include <stdlib.h> int ecvt_r(double number, int ndigits, int *decpt, int *sign, char *buf, size_t len); int fcvt_r(double number, int ndigits, int *decpt, int *sign, char *buf, size_t len); int qecvt_r(long double number, int ndigits, int *decpt, int *sign, char *buf, size_t len); int qfcvt_r(long double number, int ndigits, int *decpt, int *sign, char *buf, size_t len); Feature Test Macro Requirements for glibc (see feature_test_macros(7)): ecvt_r(), fcvt_r(), qecvt_r(), qfcvt_r(): _SVID_SOURCE || _BSD_SOURCE || _XOPEN_SOURCE >= 500 DESCRIPTION
The functions ecvt_r(), fcvt_r(), qecvt_r() and qfcvt_r() are identical to ecvt(3), fcvt(3), qecvt(3) and qfcvt(3), respectively, except that they do not return their result in a static buffer, but instead use the supplied buf of size len. See ecvt(3) and qecvt(3). RETURN VALUE
These functions return 0 on success, and -1 otherwise. CONFORMING TO
These functions are GNU extensions. NOTES
These functions are obsolete. Instead, sprintf(3) is recommended. SEE ALSO
ecvt(3), qecvt(3), sprintf(3) COLOPHON
This page is part of release 3.27 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. GNU
2007-07-26 ECVT_R(3)

Check Out this Related Man Page

QECVT(3)                                                     Linux Programmer's Manual                                                    QECVT(3)

NAME
qecvt, qfcvt, qgcvt - convert a floating-point number to a string SYNOPSIS
#include <stdlib.h> char *qecvt(long double number, int ndigits, int *decpt, int *sign); char *qfcvt(long double number, int ndigits, int *decpt, int *sign); char *qgcvt(long double number, int ndigit, char *buf); Feature Test Macro Requirements for glibc (see feature_test_macros(7)): qecvt(), qfcvt(), qgcvt(): _SVID_SOURCE DESCRIPTION
The functions qecvt(), qfcvt(), and qgcvt() are identical to ecvt(3), fcvt(3), and gcvt(3) respectively, except that they use a long double argument number. See ecvt(3) and gcvt(3). ATTRIBUTES
For an explanation of the terms used in this section, see attributes(7). +----------+---------------+----------------------+ |Interface | Attribute | Value | +----------+---------------+----------------------+ |qecvt() | Thread safety | MT-Unsafe race:qecvt | +----------+---------------+----------------------+ |qfcvt() | Thread safety | MT-Unsafe race:qfcvt | +----------+---------------+----------------------+ |qgcvt() | Thread safety | MT-Safe | +----------+---------------+----------------------+ CONFORMING TO
SVr4. Not seen in most common UNIX implementations, but occurs in SunOS. Supported by glibc. NOTES
These functions are obsolete. Instead, snprintf(3) is recommended. SEE ALSO
ecvt(3), ecvt_r(3), gcvt(3), sprintf(3) COLOPHON
This page is part of release 4.15 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/. GNU 2016-03-15 QECVT(3)

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