Simplify ln(1)

This commit is contained in:
sin 2014-02-17 11:41:37 +00:00
parent 13cbb19adc
commit c6f59aadbd

29
ln.c
View File

@ -6,11 +6,6 @@
#include <unistd.h> #include <unistd.h>
#include "util.h" #include "util.h"
static int ln(const char *, const char *);
static bool sflag = false;
static bool fflag = false;
static void static void
usage(void) usage(void)
{ {
@ -20,6 +15,11 @@ usage(void)
int int
main(int argc, char *argv[]) main(int argc, char *argv[])
{ {
int (*flink)(const char *, const char *);
char *fname;
bool sflag = false;
bool fflag = false;
ARGBEGIN { ARGBEGIN {
case 'f': case 'f':
fflag = true; fflag = true;
@ -31,19 +31,14 @@ main(int argc, char *argv[])
usage(); usage();
} ARGEND; } ARGEND;
enmasse(argc, &argv[0], ln); flink = sflag ? symlink : link;
fname = sflag ? "symlink" : "link";
if (fflag == true)
remove(argv[1]);
if (flink(argv[0], argv[1]) < 0)
eprintf("%s:", fname);
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }
int
ln(const char *s1, const char *s2)
{
int (*flink)(const char *, const char *) = sflag ? symlink : link;
if (fflag)
remove(s2);
if(flink(s1, s2) == 0)
return 0;
return -1;
}