mifr/subsurface
1
0
Fork 0
mirror of https://github.com/subsurface/subsurface.git synced 2024-11-30 22:20:21 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fix startup crash with missing HOME or LOGNAME environment variables

Browse source 
Check whether setenv returns NULL and if so default to '~' for HOME
and 'default' for LOGNAME.

Signed-off-by: Sander Kleijwegt <sander@myowndomain.nl>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Sander Kleijwegt 2015-08-19 17:59:35 +02:00 committed by Dirk Hohndel
parent 953470d945
commit b84e6dfc8a
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
linux.c
View file

@ -55,7 +55,11 @@ const char *system_default_filename(void)
int len;
home = getenv("HOME");
if (!home)
home = "~";
user = getenv("LOGNAME");
if (!user)
user = "default";
len = strlen(home) + strlen(user) + 17;
buffer = malloc(len);
snprintf(buffer, len, "%s/subsurface/%s.xml", home, user);