filexist.c

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#include "tpcclibConfig.h"
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#include "tpcextensions.h"
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#include "tpcfileutil.h"
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int fileExist(
  const char *filename
) {
  if(filename==NULL || strnlen(filename, 2)<1) return(0);
  struct stat fst;
  if(stat(filename, &fst)!=0) return(0);
  if(S_ISREG(fst.st_mode)) return(1);
  return(0);
}
/*****************************************************************************/
 
/*****************************************************************************/
unsigned short int pathFileNr(
  const char *pathname
) {
  if(pathname==NULL || strnlen(pathname, 2)<1) return(0);
  /* Check that path exists */
  if(!pathExist(pathname)) return(0);
  /* Open the directory */
  DIR *dp;
  dp=opendir(pathname); if(dp==NULL) return(0);
#if(1)
  char tempname[2*FILENAME_MAX];
  unsigned short int n=0;
  struct dirent *de;
  /* Go through the directory */
  while((de=readdir(dp))!=NULL) {
    //printf("d_name='%s'\n", de.d_name);
    if(de->d_name[0]=='.') continue; /* Ignore hidden and 'system' dirs */
    /* Combine path and name */
    sprintf(tempname, "%s/%s", pathname, de->d_name);
    //printf("name='%s'\n", tempname);
    /* Check that it is regular file */
    if(fileExist(tempname)) n++;
  }
#else  // readdir_r deprecated
  struct dirent de, *deptr;
  char tempname[2*FILENAME_MAX];
  unsigned short int n=0;
  /* Go through the directory */
  while(readdir_r(dp, &de, &deptr)==0 && deptr!=NULL) {
    //printf("d_name='%s'\n", de.d_name);
    if(de.d_name[0]=='.') continue; /* Ignore hidden and 'system' dirs */
    /* Combine path and name */
    sprintf(tempname, "%s/%s", pathname, de.d_name);
    //printf("name='%s'\n", tempname);
    /* Check that it is regular file */
    if(fileExist(tempname)) n++;
  }
#endif
  closedir(dp);
  return(n);
}
/*****************************************************************************/
 
/*****************************************************************************/
unsigned short int pathFileList(
  const char *pathname,
  IFT *ift
) {
  if(pathname==NULL || strnlen(pathname, 2)<1) return(0);
  if(ift==NULL) return(0);
  /* Check that path exists */
  if(!pathExist(pathname)) return(0);
  /* Open the directory */
  DIR *dp;
  dp=opendir(pathname); if(dp==NULL) return(0);
#if(1)
  char tempname[2*FILENAME_MAX];
  unsigned short int n=0;
  struct dirent *de;
  /* Go throught the directory */
  while((de=readdir(dp))!=NULL) {
    if(de->d_name[0]=='.') continue; /* Ignore hidden and 'system' dirs */
    /* Combine path and name */
    sprintf(tempname, "%s/%s", pathname, de->d_name);
    /* Check that it is regular file */
    if(!fileExist(tempname)) continue;
    /* Add to IFT */
    if(iftPut(ift, NULL, tempname, 0, NULL)) break;
    n++;
  }
#else  // readdir_r deprecated
  struct dirent de, *deptr;
  char tempname[2*FILENAME_MAX];
  unsigned short int n=0;
  /* Go throught the directory */
  while(readdir_r(dp, &de, &deptr)==0 && deptr!=NULL) {
    if(de.d_name[0]=='.') continue; /* Ignore hidden and 'system' dirs */
    /* Combine path and name */
    sprintf(tempname, "%s/%s", pathname, de.d_name);
    /* Check that it is regular file */
    if(!fileExist(tempname)) continue;
    /* Add to IFT */
    if(iftPut(ift, NULL, tempname, 0, NULL)) break;
    n++;
  }
#endif
  closedir(dp);
  return(n);
}
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