sys_pro.c

浏览该文件的文档.

 
#include <stdio.h>
#include <string.h>
#include <math.h>
 
/*
 * To realize cross-platform programming.
 * MKDIR:  Create a subdirectory.
 * ACCESS: Determine access permissions for files or folders.
 *       - mode=0: Test for existence.
 *       - mode=2: Test for write permission.
 *       - mode=4: Test for read permission.
 */
#ifdef _WIN32
#include <io.h>
#include <direct.h>
#define ACCESS(path,mode) _access((path),(mode))
#define MKDIR(path)       _mkdir((path))
#elif __linux__
#include <unistd.h>
#include <sys/stat.h>
#define ACCESS(path,mode) access((path),(mode))
#define MKDIR(path)       mkdir((path), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH)
#endif
 
 
void DispPro(const double pro, const int step)
{
        int j;
        for (j = 0; j < 77; j++)
                putchar('\b'); // Clears the current line to display the latest progress bar status.
        for (j = 0; j < lround(pro/2); j++)
                putchar('+');  // Print the part of the progress bar that has been completed, denoted by '+'.
        for (j = 1; j <= 50-lround(pro/2); j++)
                putchar('-');  // Print how much is left on the progress bar.  
        fprintf(stdout, "  %6.2f%%   STEP=%-8d", pro, step);  
        fflush(stdout);
}
 
int CreateDir(const char * pPath)
{
    if(0 == ACCESS(pPath,2))
        return -1;
 
    const char* pCur = pPath;
    char tmpPath[FILENAME_MAX+40];
    memset(tmpPath,0,sizeof(tmpPath));
    
    int pos = 0;
    while(*pCur++!='\0')
        {
            tmpPath[pos++] = *(pCur-1);
 
            if(*pCur=='/' || *pCur=='\0')
                {
                    if(0!=ACCESS(tmpPath,0) && strlen(tmpPath)>0)
                        {
                            MKDIR(tmpPath);
                        }
                }
        }
    if(0 == ACCESS(pPath,2))
        return 0;
    else
        return 1;
}