src/usr.bin/mg/file.c - diff

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Up to [local] / src / usr.bin / mg

version 1.81, 2012/06/18 09:19:21

version 1.82, 2012/08/28 11:37:49

Line 207

readin(char *fname)

{

struct mgwin *wp;

struct stat statbuf;

int status, i, ro = FALSE;

PF *ael;

char *dp;

/* might be old */

if (bclear(curbp) != TRUE)

Line 242

Line 244

curbp->b_flag &= ~BFCHG;

* We need to set the READONLY flag after we insert the file,

* Set the buffer READONLY flag if any of following are true:

* unless the file is a directory.

* 1. file is a directory.

* 2. file is read-only.

* 3. file doesn't exist and directory is read-only.

if (access(fname, W_OK) && errno != ENOENT)

if (fisdir(fname) == TRUE) {

ro = TRUE;

if (fisdir(fname) == TRUE)

} else if (access(fname, W_OK) == -1) {

ro = TRUE;

if (errno != ENOENT)

ro = TRUE;

else if (errno == ENOENT) {

dp = dirname(fname);

if (stat(dp, &statbuf) == -1 && errno == ENOENT) {

/* no read-only; like emacs */

ewprintf("Parent directory missing");

} else if (access(dp, W_OK) == -1 &&

errno == EACCES) {

ewprintf("File not found and directory"

" write-protected");

ro = TRUE;

}

if (ro == TRUE)

curbp->b_flag |= BFREADONLY;