util.h File Reference

#include <stdio.h>
#include "cmd.h"
#include "options.h"

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Macros
#define	log(outFile, fmt, ...)
#define	esclog(outFile, fmt, ...)
#define	clilog(outFile, fmt, ...)
#define	l2l_dbg(level, ...)

Functions
int	file_exists (char *name)
int	mkPath (char *path, int isDir)
char *	basename (char *path)
const char *	getFmt (const char *a)
long	my_atoi (const char *a)
int	isOffset (const char *a)
int	copy_file (char *src, char *dst)
int	set_LogFile (FILE **plogFile)

Macro Definition Documentation

clilog

#define clilog	(		outFile,
			fmt,
			...
	)

Value:

{                                                   \
        if (opt_cli)                                    \
            esclog(outFile, fmt, ##__VA_ARGS__)         \
        else                                            \
            log(outFile, fmt, ##__VA_ARGS__);           \
    }

Definition at line 27 of file util.h.

esclog

#define esclog	(		outFile,
			fmt,
			...
	)

Value:

{                                                       \
        log(outFile, KDBG_ESC_RESP fmt, ##__VA_ARGS__);     \
    }

Definition at line 22 of file util.h.

l2l_dbg

#define l2l_dbg	(		level,
			...
	)

Value:

{                                           \
        if (opt_verbose >= level)               \
            fprintf(stderr, ##__VA_ARGS__);     \
    }

Definition at line 35 of file util.h.

log

#define log	(		outFile,
			fmt,
			...
	)

Value:

{                                                   \
        fprintf(outFile, fmt, ##__VA_ARGS__);           \
        if (logFile)                                    \
            fprintf(logFile, fmt, ##__VA_ARGS__);       \
    }

Definition at line 15 of file util.h.

Function Documentation

basename()

char* basename

(

char *

path

)

Definition at line 110 of file util.c.

{
    char *base;

    base = strrchr(path, PATH_CHAR);
    if (base)
        return ++base;
    return path;
}

copy_file()

int copy_file	(	char *	src,
		char *	dst
	)

Definition at line 163 of file util.c.

{
    char Line[LINESIZE];

    sprintf(Line, CP_FMT, src, dst);
    l2l_dbg(2, "Executing: %s\n", Line);
    remove(dst);
    if (file_exists(dst))
    {
        l2l_dbg(0, "Cannot remove dst %s before copy\n", dst);
        return 1;
    }
    if (system(Line) < 0)
    {
        l2l_dbg(0, "Cannot copy %s to %s\n", src, dst);
        l2l_dbg(1, "Failed to execute: '%s'\n", Line);
        return 2;
    }

    if (!file_exists(dst))
    {
        l2l_dbg(0, "Dst %s does not exist after copy\n", dst);
        return 2;
    }
    return 0;
}

file_exists()

int file_exists

(

char *

name

)

Definition at line 52 of file util.c.

{
    FILE *f;

    f = fopen(name, "r");
    if (!f)
        return 0;
    fclose(f);
    return 1;
}

Referenced by copy_file().

getFmt()

const char* getFmt

(

const char *

a

)

Definition at line 121 of file util.c.

{
    const char *fmt = "%x";

    if (*a == '0')
    {
        switch (*++a)
        {
        case 'x':
            fmt = "%x";
            ++a;
            break;
        case 'd':
            fmt = "%d";
            ++a;
            break;
        default:
            fmt = "%o";
            break;
        }
    }
    return fmt;
}

Referenced by isOffset(), and my_atoi().

isOffset()

int isOffset

(

const char *

a

)

Definition at line 154 of file util.c.

{
    int i = 0;
    if (strchr(a, '.'))
        return 0;
    return sscanf(a, getFmt(a), &i);
}

Referenced by main().

mkPath()

int mkPath	(	char *	path,
		int	isDir
	)

Definition at line 68 of file util.c.

{
    char *s;
    int res = 0;

    if (isDir)
    {
        res = MKDIR(path);
        if (!res || (res == -1 && errno == EEXIST))
            return 0;
    }
    // create parent dir
    if ((s = strrchr(path, PATH_CHAR)))
    {
        *s = '\0';
        res = mkPath(path, 1);
        *s = PATH_CHAR;
    }

    if (!res && isDir)
        res = MKDIR(path);

    return res;
}

Referenced by mkPath().

my_atoi()

long my_atoi

(

const char *

a

)

Definition at line 146 of file util.c.

{
    int i = 0;
    sscanf(a, getFmt(a), &i);
    return i;
}

Referenced by main().

set_LogFile()

int set_LogFile

(

FILE **

plogFile

)

Definition at line 19 of file util.c.

{
    if (*opt_logFile)
    {
        if (*plogFile)
            fclose(*plogFile);
        *plogFile = NULL;

        if (strcmp(opt_logFile,"none") == 0)
            return 0; //just close

        *plogFile = fopen(opt_logFile, opt_mod ? opt_mod : "a");
        if (*plogFile)
        {
            // disable buffering so fflush is not needed
            if (!opt_buffered)
            {
                l2l_dbg(1, "Disabling log buffering on %s\n", opt_logFile);
                setbuf(*plogFile, NULL);
            }
            else
                l2l_dbg(1, "Enabling log buffering on %s\n", opt_logFile);
        }
        else
        {
            l2l_dbg(0, "Could not open logfile %s (%s)\n", opt_logFile, strerror(errno));
            return 2;
        }
    }
    return 0;
}

Referenced by handle_escape_cmd(), and main().