epicsStdio.c File Reference

#include <stdlib.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include "libComAPI.h"
#include "epicsThread.h"
#include "epicsStdio.h"

Include dependency graph for epicsStdio.c:

Go to the source code of this file.

Macros
#define	epicsStdioStdStreams

Functions
FILE *epicsStdCall	epicsGetStdin (void)
FILE *epicsStdCall	epicsGetStdout (void)
FILE *epicsStdCall	epicsGetStderr (void)
FILE *epicsStdCall	epicsGetThreadStdin (void)
FILE *epicsStdCall	epicsGetThreadStdout (void)
FILE *epicsStdCall	epicsGetThreadStderr (void)
void epicsStdCall	epicsSetThreadStdin (FILE *fp)
void epicsStdCall	epicsSetThreadStdout (FILE *fp)
void epicsStdCall	epicsSetThreadStderr (FILE *fp)
int epicsStdCall	epicsStdoutPrintf (const char *pFormat,...)
int epicsStdCall	epicsStdoutPuts (const char *str)
int epicsStdCall	epicsStdoutPutchar (int c)

Macro Definition Documentation

#define epicsStdioStdStreams

Definition at line 21 of file epicsStdio.c.

Function Documentation

FILE* epicsStdCall epicsGetStderr

(

void

)

Definition at line 56 of file epicsStdio.c.

{
    FILE *fp = epicsGetThreadStderr();

    if (!fp)
        fp = stderr;
    return fp;
}

FILE* epicsStdCall epicsGetStdin

(

void

)

Definition at line 38 of file epicsStdio.c.

{
    FILE *fp = epicsGetThreadStdin();

    if (!fp)
        fp = stdin;
    return fp;
}

FILE* epicsStdCall epicsGetStdout

(

void

)

Definition at line 47 of file epicsStdio.c.

{
    FILE *fp = epicsGetThreadStdout();

    if (!fp)
        fp = stdout;
    return fp;
}

FILE* epicsStdCall epicsGetThreadStderr

(

void

)

Definition at line 77 of file epicsStdio.c.

{
    /* Deliberately don't do the epicsThreadOnce() here; epicsThreadInit()
     * is allowed to use stderr inside its once() routine, in which case we
     * must return the OS's stderr instead. There may be a tiny chance of a
     * race happening here during initialization for some architectures, so
     * we only use it for stderr to reduce the chance of that happening.
     */
    if (!stderrThreadPrivateId)
        return NULL;
    return epicsThreadPrivateGet(stderrThreadPrivateId);
}

FILE* epicsStdCall epicsGetThreadStdin

(

void

)

Definition at line 65 of file epicsStdio.c.

{
    epicsThreadOnce(&onceId,once,0);
    return epicsThreadPrivateGet(stdinThreadPrivateId);
}

FILE* epicsStdCall epicsGetThreadStdout

(

void

)

Definition at line 71 of file epicsStdio.c.

{
    epicsThreadOnce(&onceId,once,0);
    return epicsThreadPrivateGet(stdoutThreadPrivateId);
}

void epicsStdCall epicsSetThreadStderr

(

FILE *

fp

)

Definition at line 102 of file epicsStdio.c.

{
    epicsThreadOnce(&onceId,once,0);
    epicsThreadPrivateSet(stderrThreadPrivateId,fp);
}

void epicsStdCall epicsSetThreadStdin

(

FILE *

fp

)

Definition at line 90 of file epicsStdio.c.

{
    epicsThreadOnce(&onceId,once,0);
    epicsThreadPrivateSet(stdinThreadPrivateId,fp);
}

void epicsStdCall epicsSetThreadStdout

(

FILE *

fp

)

Definition at line 96 of file epicsStdio.c.

{
    epicsThreadOnce(&onceId,once,0);
    epicsThreadPrivateSet(stdoutThreadPrivateId,fp);
}

int epicsStdCall epicsStdoutPrintf	(	const char *	pFormat,
			...
	)

Definition at line 108 of file epicsStdio.c.

{
    va_list     pvar;
    int         nchar;
    FILE        *stream = epicsGetStdout();

    va_start(pvar, pFormat);
    nchar = vfprintf(stream, pFormat, pvar);
    va_end(pvar);
    return nchar;
}

int epicsStdCall epicsStdoutPutchar

(

int

c

)

Definition at line 125 of file epicsStdio.c.

{
    return putc(c, epicsGetStdout());
}

int epicsStdCall epicsStdoutPuts

(

const char *

str

)

Definition at line 120 of file epicsStdio.c.

{
    return fprintf(epicsGetStdout(), "%s\n", str);
}