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| author | Rob Landley <rob@landley.net> | 2012-03-01 21:36:20 -0600 |
|---|---|---|
| committer | Rob Landley <rob@landley.net> | 2012-03-01 21:36:20 -0600 |
| commit | 829503ea7f76c0ab52ba7c683f93878f56cab6a1 (patch) | |
| tree | e169579d043aa180721b65a24434341f1a669687 | |
| parent | f2e61cb1bb9bc02362833e4b6126ef3436236c9a (diff) | |
| download | toybox-829503ea7f76c0ab52ba7c683f93878f56cab6a1.tar.gz | |
Add -n, which kernel build needs.
| -rw-r--r-- | toys/ln.c | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -6,7 +6,7 @@ * * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ln.html -USE_LN(NEWTOY(ln, "<1fs", TOYFLAG_BIN)) +USE_LN(NEWTOY(ln, "<1nfs", TOYFLAG_BIN)) config LN bool "ln" @@ -14,17 +14,19 @@ config LN help usage: ln [-sf] [FROM...] TO - Create a link between FROM and TO. - With only one argument, create link in current directory. + Create a link between FROM and TO. + With only one argument, create link in current directory. - -s Create a symbolic link - -f Force the creation of the link, even if TO already exists + -s Create a symbolic link + -f Force the creation of the link, even if TO already exists + -n Symlink at destination treated as file */ #include "toys.h" #define FLAG_s 1 -#define FLAG_f 2 +#define FLAG_f 2 +#define FLAG_n 4 void ln_main(void) { @@ -39,7 +41,9 @@ void ln_main(void) } // Is destination a directory? - if (stat(dest, &buf) || !S_ISDIR(buf.st_mode)) { + if (((toys.optflags&FLAG_n) ? lstat : stat)(dest, &buf) + || !S_ISDIR(buf.st_mode)) + { if (toys.optc>1) error_exit("'%s' not a directory"); buf.st_mode = 0; } @@ -57,7 +61,6 @@ void ln_main(void) * then we just move on */ if (toys.optflags & FLAG_f) unlink(new); - rc = (toys.optflags & FLAG_s) ? symlink(try, new) : link(try, new); if (rc) perror_exit("cannot create %s link from '%s' to '%s'", |