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ls: group sorting options

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tflag and Sflag are now grouped under 'sort' var, as suggested by cls.
r-flag handling has been moved inside entcmp().
This commit is contained in:
Quentin Rameau 2015-06-12 20:51:51 +02:00 committed by sin
parent f1bbe6529a
commit 365e1a324a
1 changed files with 19 additions and 16 deletions
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33
ls.c
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@ -45,12 +45,11 @@ static int nflag = 0;
static int pflag = 0;
static int qflag = 0;
static int Rflag = 0;
static int Sflag = 0;
static int rflag = 0;
static int tflag = 0;
static int Uflag = 0;
static int uflag = 0;
static int first = 1;
static char sort = 0;
static void ls(const char *, const struct entry *, int);
@ -217,12 +216,19 @@ entcmp(const void *va, const void *vb)
int cmp = 0;
const struct entry *a = va, *b = vb;
if (Sflag)
switch (sort) {
case 'S':
cmp = b->size - a->size;
else if (tflag)
break;
case 't':
cmp = b->t - a->t;
break;
}
return cmp ? cmp : strcmp(a->name, b->name);
if (!cmp)
cmp = strcmp(a->name, b->name);
return rflag ? 0 - cmp : cmp;
}
static void
@ -249,7 +255,7 @@ lsdir(const char *path, const struct entry *dir)
ents = ereallocarray(ents, ++n, sizeof(*ents));
mkent(&ents[n - 1], estrdup(d->d_name), Fflag || iflag ||
lflag || pflag || Rflag || Sflag, Lflag);
lflag || pflag || Rflag || sort, Lflag);
}
closedir(dp);
@ -260,7 +266,7 @@ lsdir(const char *path, const struct entry *dir)
if (path[0] || dir->name[0] != '.')
printf("%s:\n", dir->name);
for (i = 0; i < n; i++)
output(&ents[rflag ? (n - 1 - i) : i]);
output(&ents[i]);
if (Rflag) {
if (snprintf(prefix, PATH_MAX, "%s%s/", path, dir->name) >=
@ -268,7 +274,7 @@ lsdir(const char *path, const struct entry *dir)
eprintf("path too long: %s%s\n", path, dir->name);
for (i = 0; i < n; i++) {
ent = &ents[rflag ? (n - 1 - i) : i];
ent = &ents[i];
if (strcmp(ent->name, ".") == 0 ||
strcmp(ent->name, "..") == 0)
continue;
@ -403,16 +409,13 @@ main(int argc, char *argv[])
Rflag = 1;
break;
case 'r':
if (!fflag)
rflag = 1;
break;
case 'S':
Sflag = 1;
tflag = 0;
sort = 'S';
break;
case 't':
Sflag = 0;
tflag = 1;
sort = 't';
break;
case 'U':
Uflag = 1;
@ -456,11 +459,11 @@ main(int argc, char *argv[])
qsort(dents, ds, sizeof(ent), entcmp);
for (i = 0; i < fs; ++i)
ls("", fents[rflag ? (fs - i - 1) : i], 0);
ls("", fents[i], 0);
if (fs && ds)
putchar('\n');
for (i = 0; i < ds; ++i)
ls("", dents[rflag ? (ds - i - 1) : i], 1);
ls("", dents[i], 1);
}
return fshut(stdout, "<stdout>");