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files: when the buffer is nameless, include the PID in name of dump file

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Make sure that when multiple nanos with nameless buffers die,
each of them tries saving those buffers to different files.

This addresses https://savannah.gnu.org/bugs/?60902.
Reported-by: Julian Rosen <julianrosen@gmail.com>
This commit is contained in:
Benno Schulenberg 2021-07-14 09:53:18 +02:00
parent 806e8e439f
commit e3ef778756
1 changed files with 6 additions and 4 deletions
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10
src/nano.c
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@ -309,15 +309,17 @@ void do_exit(void)
statusbar(_("Cancelled"));
}
/* Save the current buffer under the given name (or under the name "nano"
/* Save the current buffer under the given name (or under "nano.<PID>"
* for a nameless buffer). If needed, the name is modified to be unique. */
void emergency_save(const char *plainname)
void emergency_save(char *plainname)
{
bool saved = FALSE;
char *targetname;
if (*plainname == '\0')
plainname = "nano";
if (*plainname == '\0') {
plainname = nrealloc(plainname, 28);
sprintf(plainname, "nano.%u", getpid());
}
targetname = get_next_filename(plainname, ".save");