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<!-- Copyright (C) 2003 Red Hat, Inc. --><!-- This material may be distributed only subject to the terms --><!-- and conditions set forth in the Open Publication License, v1.0 --><!-- or later (the latest version is presently available at --><!-- http://www.opencontent.org/openpub/). --><!-- Distribution of the work or derivative of the work in any --><!-- standard (paper) book form is prohibited unless prior --><!-- permission is obtained from the copyright holder. --><HTML><HEAD><TITLE>C Language Services [POSIX Section 8]</TITLE><meta name="MSSmartTagsPreventParsing" content="TRUE"><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="eCos Reference Manual"HREF="ecos-ref.html"><LINKREL="UP"TITLE="POSIX Standard Support"HREF="posix-standard-support.html"><LINKREL="PREVIOUS"TITLE="Device and Class Specific Functions [POSIX Section 7]"HREF="posix-device-and-class-specific-functions.html"><LINKREL="NEXT"TITLE="System Databases [POSIX Section 9]"HREF="posix-system-databases.html"></HEAD><BODYCLASS="SECT1"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">eCos Reference Manual</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="posix-device-and-class-specific-functions.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom">Chapter 31. POSIX Standard Support</TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="posix-system-databases.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="SECT1"><H1CLASS="SECT1"><ANAME="POSIX-C-LANGUAGE-SERVICES">C Language Services [POSIX Section 8]</H1><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN13100">Functions Implemented</H2><TABLEBORDER="5"BGCOLOR="#E0E0F0"WIDTH="70%"><TR><TD><PRECLASS="SCREEN">char *setlocale( int category, const char *locale ); int fileno( FILE *stream ); FILE *fdopen( int fd, const char *type ); int getc_unlocked( FILE *stream); int getchar_unlocked( void ); int putc_unlocked( FILE *stream ); int putchar_unlocked( void ); char *strtok_r( char *s, const char *sep, char **lasts ); char *asctime_r( const struct tm *tm, char *buf ); char *ctime_r( const time_t *clock, char *buf ); struct tm *gmtime_r( const time_t *clock, struct tm *result ); struct tm *localtime_r( const time_t *clock, struct tm *result ); int rand_r( unsigned int *seed );</PRE></TD></TR></TABLE></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN13103">Functions Omitted</H2><TABLEBORDER="5"BGCOLOR="#E0E0F0"WIDTH="70%"><TR><TD><PRECLASS="SCREEN">void flockfile( FILE *file ); int ftrylockfile( FILE *file ); void funlockfile( FILE *file ); int sigsetjmp( sigjmp_buf env, int savemask ); // TBA void siglongjmp( sigjmp_buf env, int val ); // TBA void tzset(void); // TBA</PRE></TD></TR></TABLE></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN13106">Notes</H2><P></P><UL><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">setlocale()</I></SPAN> is implemented in the C library Internationalization package. </P></LI><LI><P> Functions <SPANCLASS="emphasis"><ICLASS="EMPHASIS">fileno()</I></SPAN> and <SPANCLASS="emphasis"><ICLASS="EMPHASIS">fdopen()</I></SPAN> are implemented in the C library STDIO package. </P></LI><LI><P> Functions <SPANCLASS="emphasis"><ICLASS="EMPHASIS">getc_unlocked()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">getchar_unlocked()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">putc_unlocked()</I></SPAN> and <SPANCLASS="emphasis"><ICLASS="EMPHASIS">putchar_unlocked()</I></SPAN> are defined but are currently identical to their non-unlocked equivalents. </P></LI><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">strtok_r()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">asctime_r()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">ctime_r()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">gmtime_r()</I></SPAN>, <SPANCLASS="emphasis"><ICLASS="EMPHASIS">localtime_r()</I></SPAN> and <SPANCLASS="emphasis"><ICLASS="EMPHASIS">rand_r()</I></SPAN> are all currently in the C library, alongside their non-reentrant versions. </P></LI></UL></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="posix-device-and-class-specific-functions.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="ecos-ref.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="posix-system-databases.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">Device and Class Specific Functions [POSIX Section 7]</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="posix-standard-support.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">System Databases [POSIX Section 9]</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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