diff options
Diffstat (limited to 'man-pages-posix-2013/man3p/strncmp.3p')
-rw-r--r-- | man-pages-posix-2013/man3p/strncmp.3p | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/man-pages-posix-2013/man3p/strncmp.3p b/man-pages-posix-2013/man3p/strncmp.3p new file mode 100644 index 0000000..a354df2 --- /dev/null +++ b/man-pages-posix-2013/man3p/strncmp.3p @@ -0,0 +1,82 @@ +'\" et +.TH STRNCMP "3P" 2013 "IEEE/The Open Group" "POSIX Programmer's Manual" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. + +.SH NAME +strncmp +\(em compare part of two strings +.SH SYNOPSIS +.LP +.nf +#include <string.h> +.P +int strncmp(const char *\fIs1\fP, const char *\fIs2\fP, size_t \fIn\fP); +.fi +.SH DESCRIPTION +The functionality described on this reference page is aligned with the +ISO\ C standard. Any conflict between the requirements described here and the +ISO\ C standard is unintentional. This volume of POSIX.1\(hy2008 defers to the ISO\ C standard. +.P +The +\fIstrncmp\fR() +function shall compare not more than +.IR n +bytes (bytes that follow a NUL character are not compared) from the array +pointed to by +.IR s1 +to the array pointed to by +.IR s2 . +.P +The sign of a non-zero return value is determined by the sign of the +difference between the values of the first pair of bytes (both +interpreted as type +.BR "unsigned char" ) +that differ in the strings being compared. +.SH "RETURN VALUE" +Upon successful completion, +\fIstrncmp\fR() +shall return an integer greater than, equal to, or less than 0, if the +possibly null-terminated array pointed to by +.IR s1 +is greater than, equal to, or less than the possibly null-terminated +array pointed to by +.IR s2 +respectively. +.SH ERRORS +No errors are defined. +.LP +.IR "The following sections are informative." +.SH EXAMPLES +None. +.SH "APPLICATION USAGE" +None. +.SH RATIONALE +None. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "\fIstrcmp\fR\^(\|)" +.P +The Base Definitions volume of POSIX.1\(hy2008, +.IR "\fB<string.h>\fP" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, Copyright (C) 2013 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +(This is POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.unix.org/online.html . + +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |