Anonymous

char *getPath(char *path, const char *progName) {  char *pathTok;  char tmp;  DIR *dirp;  struct dirent *dp;    pathTok = strtok(path, ":");  int found = 0;    while(pathTok != NULL) {    if ((dirp = opendir(pathTok)) == NULL) {      printf("Could not open %s", pathTok);      return NULL;    }    do {      if ((dp = readdir(dirp)) != NULL) {	if (strcmp(dp->d_name, progName) == 0) {	  pathTok = strcat(pathTok, "/");	  pathTok = strcat(pathTok, dp->d_name);	  char *returnPath = malloc(sizeof(tmp) * MAXBUF);	  memset(returnPath, 0, sizeof(tmp) * MAXBUF);	  strncpy(returnPath, pathTok, sizeof(pathTok));	  return returnPath;	}      }    } while (dp != NULL);    pathTok = strtok(NULL, ":");  }  return NULL;}