/* Retrieve the size and mode of a file
* filestr directory name of directory entry
* de directory entry
*/
int rosh_ls_de_size_mode(struct dirent *de, mode_t * st_mode)
{
int de_size;
// char filestr2[ROSH_PATH_SZ];
// int file2pos;
struct stat fdstat;
int status;
/* filestr2[0] = 0;
file2pos = -1;*/
fdstat.st_size = 0;
fdstat.st_mode = 0;
/* if (filestr) {
file2pos = strlen(filestr);
memcpy(filestr2, filestr, file2pos);
filestr2[file2pos] = '/';
}
strcpy(filestr2 + file2pos + 1, de->d_name);*/
status = stat(de->d_name, &fdstat);
ROSH_DEBUG2("\t--stat()=%d\terr=%d\n", status, errno);
if (errno) {
rosh_error(errno, "ls:szmd.stat", de->d_name);
errno = 0;
}
de_size = (int)fdstat.st_size;
*st_mode = fdstat.st_mode;
return de_size;
} /* rosh_ls_de_size_mode */
/* Change PWD (Present Working Directory)
* cmdstr command string to process
* ipwdstr Initial PWD
*/
void rosh_cd(const char *cmdstr, const char *ipwdstr)
{
int rv;
char filestr[ROSH_PATH_SZ];
int cmdpos;
ROSH_DEBUG("CMD: '%s'\n", cmdstr);
/* Initialization */
filestr[0] = 0;
cmdpos = 0;
rv = 0;
/* skip the first word */
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
if (strlen(filestr) != 0)
rv = chdir(filestr);
else
rv = chdir(ipwdstr);
if (rv != 0) {
rosh_error(errno, "cd", filestr);
errno = 0;
} else {
#ifdef DO_DEBUG
if (getcwd(filestr, ROSH_PATH_SZ))
ROSH_DEBUG(" %s\n", filestr);
#endif /* DO_DEBUG */
}
} /* rosh_cd */
/* Concatenate multiple files to stdout
* cmdstr command string to process
*/
void rosh_cat(const char *cmdstr)
{
FILE *f;
char filestr[ROSH_PATH_SZ];
char buf[ROSH_BUF_SZ];
int numrd;
int cmdpos;
ROSH_DEBUG("CMD: '%s'\n", cmdstr);
/* Initialization */
filestr[0] = 0;
cmdpos = 0;
/* skip the first word */
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
while (strlen(filestr) > 0) {
printf("--File = '%s'\n", filestr);
f = fopen(filestr, "r");
if (f != NULL) {
numrd = fread(buf, 1, ROSH_BUF_SZ, f);
while (numrd > 0) {
fwrite(buf, 1, numrd, stdout);
numrd = fread(buf, 1, ROSH_BUF_SZ, f);
}
fclose(f);
} else {
rosh_error(errno, "cat", filestr);
errno = 0;
}
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
}
} /* rosh_cat */
/* Page through a file like the more command
* cmdstr command string to process
* ipwdstr Initial PWD
*/
void rosh_more(const char *cmdstr)
{
int fd;
char filestr[ROSH_PATH_SZ];
int cmdpos;
int rows, cols;
char *scrbuf;
int ret;
ROSH_DEBUG("CMD: '%s'\n", cmdstr);
/* Initialization */
filestr[0] = 0;
cmdpos = 0;
ret = getscreensize(1, &rows, &cols);
if (ret) {
ROSH_DEBUG("getscreensize() fail(%d); fall back\n", ret);
ROSH_DEBUG("\tROWS='%d'\tCOLS='%d'\n", rows, cols);
/* If either fail, go under normal size, just in case */
if (!rows)
rows = 20;
if (!cols)
cols = 75;
}
ROSH_DEBUG("\tUSE ROWS='%d'\tCOLS='%d'\n", rows, cols);
/* 32 bit align beginning of row and over allocate */
scrbuf = malloc(rows * ((cols+3)&(INT_MAX - 3)));
if (!scrbuf)
return;
/* skip the first word */
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
if (strlen(filestr) > 0) {
/* There is no need to mess up the console if we don't have a
file */
rosh_console_raw();
while (strlen(filestr) > 0) {
printf("--File = '%s'\n", filestr);
fd = open(filestr, O_RDONLY);
if (fd != -1) {
rosh_more_fd(fd, rows, cols, scrbuf);
close(fd);
} else {
rosh_error(errno, "more", filestr);
errno = 0;
}
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
}
rosh_console_std();
}
free(scrbuf);
} /* rosh_more */
/* Output listing of a regular directory
* filestr directory name to list
* d the open DIR
* optarr Array of options
NOTE:This is where I could use qsort
*/
void rosh_ls_arg_dir(const char *filestr, DIR * d, const int *optarr)
{
struct dirent *de;
int filepos;
filepos = 0;
while ((de = readdir(d))) {
filepos++;
rosh_ls_arg_dir_de(de, optarr);
}
if (errno)
rosh_error(errno, "ls:arg_dir", filestr);
else if (filepos == 0)
ROSH_DEBUG("0 files found");
} /* rosh_ls_arg_dir */
/* Simple directory listing for one argument (file/directory) based on
* filestr and pwdstr
* ifilstr input filename/directory name to list
* pwdstr Present Working Directory string
* optarr Option Array
*/
void rosh_ls_arg(const char *filestr, const int *optarr)
{
struct stat fdstat;
int status;
// char filestr[ROSH_PATH_SZ];
// int filepos;
DIR *d;
struct dirent de;
/* Initialization; make filestr based on leading character of ifilstr
and pwdstr */
// rosh_qualify_filestr(filestr, ifilstr, pwdstr);
fdstat.st_mode = 0;
fdstat.st_size = 0;
ROSH_DEBUG("\topt[0]=%d\topt[1]=%d\topt[2]=%d\n", optarr[0], optarr[1],
optarr[2]);
/* Now, the real work */
errno = 0;
status = stat(filestr, &fdstat);
if (status == 0) {
if (S_ISDIR(fdstat.st_mode)) {
ROSH_DEBUG("PATH '%s' is a directory\n", filestr);
d = opendir(filestr);
rosh_ls_arg_dir(filestr, d, optarr);
closedir(d);
} else {
de.d_ino = rosh_ls_d_ino(&fdstat);
de.d_type = (IFTODT(fdstat.st_mode));
strcpy(de.d_name, filestr);
if (S_ISREG(fdstat.st_mode)) {
ROSH_DEBUG("PATH '%s' is a regular file\n", filestr);
} else {
ROSH_DEBUG("PATH '%s' is some other file\n", filestr);
}
rosh_ls_arg_dir_de(&de, optarr);
/* if (ifilstr[0] == SEP)
rosh_ls_arg_dir_de(NULL, &de, optarr);
else
rosh_ls_arg_dir_de(pwdstr, &de, optarr);*/
}
} else {
rosh_error(errno, "ls", filestr);
errno = 0;
}
return;
} /* rosh_ls_arg */
/* Show PWD
* cmdstr command string to process
*/
void rosh_pwd(const char *cmdstr)
{
int istr;
char pwdstr[ROSH_PATH_SZ];
if (cmdstr)
istr = 0;
ROSH_DEBUG("CMD: '%s'\n", cmdstr);
errno = 0;
if (getcwd(pwdstr, ROSH_PATH_SZ)) {
printf("%s\n", pwdstr);
} else {
rosh_error(errno, "pwd", "");
errno = 0;
}
istr = htonl(*(int *)pwdstr);
ROSH_DEBUG2(" --%08X\n", istr);
} /* rosh_pwd */
/* Page through a file like the more command
* cmdstr command string to process
* ipwdstr Initial PWD
*/
void rosh_more(const char *cmdstr)
{
int fd;
char filestr[ROSH_PATH_SZ];
int cmdpos;
int rows, cols;
ROSH_DEBUG("CMD: '%s'\n", cmdstr);
/* Initialization */
filestr[0] = 0;
cmdpos = 0;
if (getscreensize(1, &rows, &cols)) {
ROSH_DEBUG("getscreensize() fail; fall back\n");
ROSH_DEBUG("\tROWS='%d'\tCOLS='%d'\n", rows, cols);
/* If either fail, go under normal size, just in case */
if (!rows)
rows = 20;
if (!cols)
cols = 75;
}
ROSH_DEBUG("\tUSE ROWS='%d'\tCOLS='%d'\n", rows, cols);
/* skip the first word */
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
if (strlen(filestr) > 0) {
/* There is no need to mess up the console if we don't have a
file */
rosh_console_raw();
while (strlen(filestr) > 0) {
printf("--File = '%s'\n", filestr);
fd = open(filestr, O_RDONLY);
if (fd != -1) {
rosh_more_fd(fd, rows, cols);
close(fd);
} else {
rosh_error(errno, "more", filestr);
errno = 0;
}
cmdpos = rosh_parse_sp_1(filestr, cmdstr, cmdpos);
}
rosh_console_std();
}
} /* rosh_more */
