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Add a "pwd" utility to userland.

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It's implemented as a separate process. How cute is that.
Tasks now have a current working directory. Spawned tasks inherit their
parent task's working directory.
Currently everyone just uses "/" as there's no way to chdir().
This commit is contained in:
Andreas Kling 2018-10-24 14:28:22 +02:00
parent eb4074bb9d
commit ec1d16b307
17 changed files with 87 additions and 14 deletions
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4
LibC/unistd.h
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@ -11,7 +11,7 @@ int open(const char* path);
ssize_t read(int fd, void* buf, size_t count);
int close(int fd);
pid_t waitpid(pid_t);
char* getcwd(char* buffer, size_t size);
int lstat(const char* path, stat* statbuf);
#define S_IFMT 0170000
@ -36,7 +36,6 @@ int lstat(const char* path, stat* statbuf);
#define S_IWOTH 0002
#define S_IXOTH 0001
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
@ -45,4 +44,3 @@ int lstat(const char* path, stat* statbuf);
#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
}