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Set_program_directory(): check return value of readlink()

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Thomas Bernard 2018-03-20 12:09:13 +01:00
parent c55c41fe83
commit 91e6796b92
1 changed files with 5 additions and 3 deletions
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4
src/setup.c
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@ -106,10 +106,12 @@ void Set_program_directory(const char * argv0, char * program_dir)
if (argv0[0]!='/') if (argv0[0]!='/')
{ {
char path[PATH_MAX]; char path[PATH_MAX];
readlink("/proc/self/exe", path, sizeof(path)); if (readlink("/proc/self/exe", path, sizeof(path)) >= 0)
{
Extract_path(program_dir, path); Extract_path(program_dir, path);
return; return;
} }
}
Extract_path(program_dir, argv0); Extract_path(program_dir, argv0);
// Others: The part of argv[0] before the executable name. // Others: The part of argv[0] before the executable name.