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authorDenis Vlasenko2006-10-28 12:37:16 +0000
committerDenis Vlasenko2006-10-28 12:37:16 +0000
commit5c7596058dedb99ab0fbe773cc7ac61a2ffe9fbf (patch)
tree8fa1fa4abeb29eb5ca5829a084a07fae55bc679b /coreutils/ls.c
parent8c35d65c43216bb840326ac7476a180e2ae36fe9 (diff)
downloadbusybox-5c7596058dedb99ab0fbe773cc7ac61a2ffe9fbf.zip
busybox-5c7596058dedb99ab0fbe773cc7ac61a2ffe9fbf.tar.gz
ls: cleanup part 1
Diffstat (limited to 'coreutils/ls.c')
-rw-r--r--coreutils/ls.c448
1 files changed, 179 insertions, 269 deletions
diff --git a/coreutils/ls.c b/coreutils/ls.c
index 40e9228..f31a496 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -98,18 +98,18 @@ enum {
#define TIME_ACCESS ((1U<<24) * ENABLE_FEATURE_LS_TIMESTAMPS)
#define TIME_MASK ((3U<<23) * ENABLE_FEATURE_LS_TIMESTAMPS)
-#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
+#if ENABLE_FEATURE_LS_FOLLOWLINKS
#define FOLLOW_LINKS (1U<<25)
#endif
-#ifdef CONFIG_FEATURE_HUMAN_READABLE
+#if ENABLE_FEATURE_HUMAN_READABLE
#define LS_DISP_HR (1U<<26)
#endif
#define LIST_SHORT (LIST_FILENAME)
-#define LIST_ISHORT (LIST_INO | LIST_FILENAME)
+//#define LIST_ISHORT (LIST_INO | LIST_FILENAME)
#define LIST_LONG (LIST_MODEBITS | LIST_NLINKS | LIST_ID_NAME | LIST_SIZE | \
LIST_DATE_TIME | LIST_FILENAME | LIST_SYMLINK)
-#define LIST_ILONG (LIST_INO | LIST_LONG)
+//#define LIST_ILONG (LIST_INO | LIST_LONG)
#define SPLIT_DIR 1
#define SPLIT_FILE 0
@@ -123,22 +123,23 @@ enum {
#endif
/* colored LS support by JaWi, janwillem.janssen@lxtreme.nl */
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
-static int show_color = 0;
+static int show_color;
/* long option entry used only for --color, which has no short option
* equivalent. */
-static const struct option ls_color_opt[] =
-{
- {"color", optional_argument, NULL, 1},
- {NULL, 0, NULL, 0}
+static const struct option ls_color_opt[] = {
+ { "color", optional_argument, NULL, 1 },
+ { NULL, 0, NULL, 0 }
};
#define COLOR(mode) ("\000\043\043\043\042\000\043\043"\
"\000\000\044\000\043\000\000\040" [TYPEINDEX(mode)])
#define ATTR(mode) ("\00\00\01\00\01\00\01\00"\
"\00\00\01\00\01\00\00\01" [TYPEINDEX(mode)])
+#else
+enum { show_color = 0 };
#endif
/*
@@ -149,9 +150,7 @@ struct dnode { /* the basic node */
char *fullname; /* the dir entry name */
int allocated;
struct stat dstat; /* the file stat info */
-#ifdef CONFIG_SELINUX
- security_context_t sid;
-#endif
+ USE_SELINUX(security_context_t sid;)
struct dnode *next; /* point at the next node */
};
typedef struct dnode dnode_t;
@@ -160,14 +159,16 @@ static struct dnode **list_dir(const char *);
static struct dnode **dnalloc(int);
static int list_single(struct dnode *);
-static unsigned int all_fmt;
+static unsigned all_fmt;
-#ifdef CONFIG_FEATURE_AUTOWIDTH
-static unsigned terminal_width = TERMINAL_WIDTH;
+#if ENABLE_FEATURE_AUTOWIDTH
static unsigned tabstops = COLUMN_GAP;
+static unsigned terminal_width = TERMINAL_WIDTH;
#else
-#define tabstops COLUMN_GAP
-#define terminal_width TERMINAL_WIDTH
+enum {
+ tabstops = COLUMN_GAP,
+ terminal_width = TERMINAL_WIDTH,
+};
#endif
static int status = EXIT_SUCCESS;
@@ -176,15 +177,12 @@ static struct dnode *my_stat(char *fullname, char *name)
{
struct stat dstat;
struct dnode *cur;
-#ifdef CONFIG_SELINUX
- security_context_t sid=NULL;
-#endif
+ USE_SELINUX(security_context_t sid = NULL;)
-#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
- if (all_fmt & FOLLOW_LINKS) {
-#ifdef CONFIG_SELINUX
+ if (ENABLE_FEATURE_LS_FOLLOWLINKS && (all_fmt & FOLLOW_LINKS)) {
+#if ENABLE_SELINUX
if (is_selinux_enabled()) {
- getfilecon(fullname,&sid);
+ getfilecon(fullname, &sid);
}
#endif
if (stat(fullname, &dstat)) {
@@ -192,12 +190,10 @@ static struct dnode *my_stat(char *fullname, char *name)
status = EXIT_FAILURE;
return 0;
}
- } else
-#endif
- {
-#ifdef CONFIG_SELINUX
- if (is_selinux_enabled()) {
- lgetfilecon(fullname,&sid);
+ } else {
+#if ENABLE_SELINUX
+ if (is_selinux_enabled()) {
+ lgetfilecon(fullname,&sid);
}
#endif
if (lstat(fullname, &dstat)) {
@@ -207,24 +203,21 @@ static struct dnode *my_stat(char *fullname, char *name)
}
}
- cur = (struct dnode *) xmalloc(sizeof(struct dnode));
+ cur = xmalloc(sizeof(struct dnode));
cur->fullname = fullname;
cur->name = name;
cur->dstat = dstat;
-#ifdef CONFIG_SELINUX
- cur->sid = sid;
-#endif
+ USE_SELINUX(cur->sid = sid;)
return cur;
}
/*----------------------------------------------------------------------*/
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
static char fgcolor(mode_t mode)
{
/* Check wheter the file is existing (if so, color it red!) */
- if (errno == ENOENT) {
+ if (errno == ENOENT)
return '\037';
- }
if (S_ISREG(mode) && (mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
return COLOR(0xF000); /* File is executable ... */
return COLOR(mode);
@@ -240,7 +233,7 @@ static char bgcolor(mode_t mode)
#endif
/*----------------------------------------------------------------------*/
-#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR)
+#if ENABLE_FEATURE_LS_FILETYPES || ENABLE_FEATURE_LS_COLOR
static char append_char(mode_t mode)
{
if (!(all_fmt & LIST_FILETYPE))
@@ -257,25 +250,28 @@ static char append_char(mode_t mode)
/*----------------------------------------------------------------------*/
-#define countdirs(A,B) count_dirs((A), (B), 1)
-#define countsubdirs(A,B) count_dirs((A), (B), 0)
+#define countdirs(A, B) count_dirs((A), (B), 1)
+#define countsubdirs(A, B) count_dirs((A), (B), 0)
static int count_dirs(struct dnode **dn, int nfiles, int notsubdirs)
{
int i, dirs;
- if (dn == NULL || nfiles < 1)
- return (0);
+ if (!dn)
+ return 0;
dirs = 0;
for (i = 0; i < nfiles; i++) {
- if (S_ISDIR(dn[i]->dstat.st_mode)
- && (notsubdirs ||
- ((dn[i]->name[0] != '.') || (dn[i]->name[1]
- && ((dn[i]->name[1] != '.')
- || dn[i]->name[2])))))
+ char *name;
+ if (!S_ISDIR(dn[i]->dstat.st_mode))
+ continue;
+ name = dn[i]->name;
+ if (notsubdirs
+ || name[0]!='.' || (name[1] && (name[1]!='.' || name[2]))
+ ) {
dirs++;
+ }
}
- return (dirs);
+ return dirs;
}
static int countfiles(struct dnode **dnp)
@@ -284,27 +280,24 @@ static int countfiles(struct dnode **dnp)
struct dnode *cur;
if (dnp == NULL)
- return (0);
+ return 0;
nfiles = 0;
for (cur = dnp[0]; cur->next != NULL; cur = cur->next)
nfiles++;
nfiles++;
- return (nfiles);
+ return nfiles;
}
/* get memory to hold an array of pointers */
static struct dnode **dnalloc(int num)
{
- struct dnode **p;
-
if (num < 1)
- return (NULL);
+ return NULL;
- p = (struct dnode **) xzalloc(num * sizeof(struct dnode *));
- return (p);
+ return xzalloc(num * sizeof(struct dnode *));
}
-#ifdef CONFIG_FEATURE_LS_RECURSIVE
+#if ENABLE_FEATURE_LS_RECURSIVE
static void dfree(struct dnode **dnp, int nfiles)
{
int i;
@@ -314,14 +307,14 @@ static void dfree(struct dnode **dnp, int nfiles)
for (i = 0; i < nfiles; i++) {
struct dnode *cur = dnp[i];
- if(cur->allocated)
+ if (cur->allocated)
free(cur->fullname); /* free the filename */
free(cur); /* free the dnode */
}
free(dnp); /* free the array holding the dnode pointers */
}
#else
-#define dfree(...)
+#define dfree(...) do {} while(0)
#endif
static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which)
@@ -330,7 +323,7 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which)
struct dnode **dnp;
if (dn == NULL || nfiles < 1)
- return (NULL);
+ return NULL;
/* count how many dirs and regular files there are */
if (which == SPLIT_SUBDIR)
@@ -347,29 +340,29 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which)
/* copy the entrys into the file or dir array */
for (d = i = 0; i < nfiles; i++) {
if (S_ISDIR(dn[i]->dstat.st_mode)) {
- if (which & (SPLIT_DIR|SPLIT_SUBDIR)) {
- if ((which & SPLIT_DIR)
- || ((dn[i]->name[0] != '.')
- || (dn[i]->name[1]
- && ((dn[i]->name[1] != '.')
- || dn[i]->name[2])))) {
- dnp[d++] = dn[i];
- }
+ char *name;
+ if (!(which & (SPLIT_DIR|SPLIT_SUBDIR)))
+ continue;
+ name = dn[i]->name;
+ if ((which & SPLIT_DIR)
+ || name[0]!='.' || (name[1] && (name[1]!='.' || name[2]))
+ ) {
+ dnp[d++] = dn[i];
}
} else if (!(which & (SPLIT_DIR|SPLIT_SUBDIR))) {
dnp[d++] = dn[i];
}
}
- return (dnp);
+ return dnp;
}
/*----------------------------------------------------------------------*/
-#ifdef CONFIG_FEATURE_LS_SORTFILES
+#if ENABLE_FEATURE_LS_SORTFILES
static int sortcmp(const void *a, const void *b)
{
struct dnode *d1 = *(struct dnode **)a;
struct dnode *d2 = *(struct dnode **)b;
- unsigned int sort_opts = all_fmt & SORT_MASK;
+ unsigned sort_opts = all_fmt & SORT_MASK;
int dif;
dif = 0; /* assume SORT_NAME */
@@ -396,7 +389,7 @@ static int sortcmp(const void *a, const void *b)
if (all_fmt & SORT_ORDER_REVERSE) {
dif = -dif;
}
- return (dif);
+ return dif;
}
/*----------------------------------------------------------------------*/
@@ -406,7 +399,7 @@ static void dnsort(struct dnode **dn, int size)
}
#else
#define sortcmp(a, b) 0
-#define dnsort(dn, size)
+#define dnsort(dn, size) do {} while(0)
#endif
@@ -427,7 +420,7 @@ static void showfiles(struct dnode **dn, int nfiles)
/* find the longest file name- use that as the column width */
for (i = 0; i < nfiles; i++) {
int len = strlen(dn[i]->name) +
-#ifdef CONFIG_SELINUX
+#if ENABLE_SELINUX
((all_fmt & LIST_CONTEXT) ? 33 : 0) +
#endif
((all_fmt & LIST_INO) ? 8 : 0) +
@@ -457,14 +450,12 @@ static void showfiles(struct dnode **dn, int nfiles)
if (i < nfiles) {
if (column > 0) {
nexttab -= column;
- while (nexttab--) {
- putchar(' ');
- column++;
- }
- }
+ printf("%*s", nexttab, "");
+ column += nexttab;
+ }
nexttab = column + column_width;
column += list_single(dn[i]);
- }
+ }
}
putchar('\n');
column = 0;
@@ -523,14 +514,14 @@ static struct dnode **list_dir(const char *path)
int i, nfiles;
if (path == NULL)
- return (NULL);
+ return NULL;
dn = NULL;
nfiles = 0;
dir = warn_opendir(path);
if (dir == NULL) {
status = EXIT_FAILURE;
- return (NULL); /* could not open the dir */
+ return NULL; /* could not open the dir */
}
while ((entry = readdir(dir)) != NULL) {
char *fullname;
@@ -547,8 +538,10 @@ static struct dnode **list_dir(const char *path)
}
fullname = concat_path_file(path, entry->d_name);
cur = my_stat(fullname, strrchr(fullname, '/') + 1);
- if (!cur)
+ if (!cur) {
+ // FIXME: free(fullname); ?
continue;
+ }
cur->allocated = 1;
cur->next = dn;
dn = cur;
@@ -560,14 +553,14 @@ static struct dnode **list_dir(const char *path)
** allocate memory for an array to hold dnode pointers
*/
if (dn == NULL)
- return (NULL);
+ return NULL;
dnp = dnalloc(nfiles);
for (i = 0, cur = dn; i < nfiles; i++) {
dnp[i] = cur; /* save pointer to node in array */
cur = cur->next;
}
- return (dnp);
+ return dnp;
}
/*----------------------------------------------------------------------*/
@@ -575,22 +568,22 @@ static int list_single(struct dnode *dn)
{
int i, column = 0;
-#ifdef CONFIG_FEATURE_LS_USERNAME
+#if ENABLE_FEATURE_LS_USERNAME
char scratch[16];
#endif
-#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
+#if ENABLE_FEATURE_LS_TIMESTAMPS
char *filetime;
time_t ttime, age;
#endif
-#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined (CONFIG_FEATURE_LS_COLOR)
+#if ENABLE_FEATURE_LS_FILETYPES || ENABLE_FEATURE_LS_COLOR
struct stat info;
char append;
#endif
if (dn->fullname == NULL)
- return (0);
+ return 0;
-#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
+#if ENABLE_FEATURE_LS_TIMESTAMPS
ttime = dn->dstat.st_mtime; /* the default time */
if (all_fmt & TIME_ACCESS)
ttime = dn->dstat.st_atime;
@@ -598,21 +591,17 @@ static int list_single(struct dnode *dn)
ttime = dn->dstat.st_ctime;
filetime = ctime(&ttime);
#endif
-#ifdef CONFIG_FEATURE_LS_FILETYPES
+#if ENABLE_FEATURE_LS_FILETYPES
append = append_char(dn->dstat.st_mode);
#endif
for (i = 0; i <= 31; i++) {
switch (all_fmt & (1 << i)) {
case LIST_INO:
- column += printf("%7ld ", (long int) dn->dstat.st_ino);
+ column += printf("%7ld ", (long) dn->dstat.st_ino);
break;
case LIST_BLOCKS:
-#if _FILE_OFFSET_BITS == 64
- column += printf("%4lld ", (long long)dn->dstat.st_blocks >> 1);
-#else
- column += printf("%4ld ", dn->dstat.st_blocks >> 1);
-#endif
+ column += printf("%4"OFF_FMT" ", (off_t) dn->dstat.st_blocks >> 1);
break;
case LIST_MODEBITS:
column += printf("%-10s ", (char *) bb_mode_string(dn->dstat.st_mode));
@@ -621,7 +610,7 @@ static int list_single(struct dnode *dn)
column += printf("%4ld ", (long) dn->dstat.st_nlink);
break;
case LIST_ID_NAME:
-#ifdef CONFIG_FEATURE_LS_USERNAME
+#if ENABLE_FEATURE_LS_USERNAME
bb_getpwuid(scratch, dn->dstat.st_uid, sizeof(scratch));
printf("%-8.8s ", scratch);
bb_getgrgid(scratch, dn->dstat.st_gid, sizeof(scratch));
@@ -638,22 +627,15 @@ static int list_single(struct dnode *dn)
column += printf("%4d, %3d ", (int) major(dn->dstat.st_rdev),
(int) minor(dn->dstat.st_rdev));
} else {
-#ifdef CONFIG_FEATURE_HUMAN_READABLE
- if (all_fmt & LS_DISP_HR) {
+ if (ENABLE_FEATURE_HUMAN_READABLE && (all_fmt & LS_DISP_HR)) {
column += printf("%9s ",
- make_human_readable_str(dn->dstat.st_size, 1, 0));
- } else
-#endif
- {
-#if _FILE_OFFSET_BITS == 64
- column += printf("%9lld ", (long long) dn->dstat.st_size);
-#else
- column += printf("%9ld ", dn->dstat.st_size);
-#endif
+ make_human_readable_str(dn->dstat.st_size, 1, 0));
+ } else {
+ column += printf("%9"OFF_FMT" ", (off_t) dn->dstat.st_size);
}
}
break;
-#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
+#if ENABLE_FEATURE_LS_TIMESTAMPS
case LIST_FULLTIME:
printf("%24.24s ", filetime);
column += 25;
@@ -672,7 +654,7 @@ static int list_single(struct dnode *dn)
}
break;
#endif
-#ifdef CONFIG_SELINUX
+#if ENABLE_SELINUX
case LIST_CONTEXT:
{
char context[80];
@@ -692,19 +674,15 @@ static int list_single(struct dnode *dn)
break;
#endif
case LIST_FILENAME:
-#ifdef CONFIG_FEATURE_LS_COLOR
errno = 0;
if (show_color && !lstat(dn->fullname, &info)) {
printf("\033[%d;%dm", bgcolor(info.st_mode),
fgcolor(info.st_mode));
}
-#endif
column += printf("%s", dn->name);
-#ifdef CONFIG_FEATURE_LS_COLOR
if (show_color) {
printf("\033[0m");
}
-#endif
break;
case LIST_SYMLINK:
if (S_ISLNK(dn->dstat.st_mode)) {
@@ -717,24 +695,20 @@ static int list_single(struct dnode *dn)
append = append_char(info.st_mode);
}
#endif
-#ifdef CONFIG_FEATURE_LS_COLOR
if (show_color) {
errno = 0;
printf("\033[%d;%dm", bgcolor(info.st_mode),
fgcolor(info.st_mode));
}
-#endif
column += printf("%s", lpath) + 4;
-#ifdef CONFIG_FEATURE_LS_COLOR
if (show_color) {
printf("\033[0m");
}
-#endif
free(lpath);
}
}
break;
-#ifdef CONFIG_FEATURE_LS_FILETYPES
+#if ENABLE_FEATURE_LS_FILETYPES
case LIST_FILETYPE:
if (append != '\0') {
printf("%1c", append);
@@ -759,57 +733,15 @@ static int list_single(struct dnode *dn)
/* "[-]K", SELinux mandated options, busybox optionally supports */
/* "[-]e", I think we made this one up */
-#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
-# define LS_STR_TIMESTAMPS "cetu"
-#else
-# define LS_STR_TIMESTAMPS ""
-#endif
-
-#ifdef CONFIG_FEATURE_LS_FILETYPES
-# define LS_STR_FILETYPES "Fp"
-#else
-# define LS_STR_FILETYPES ""
-#endif
-
-#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
-# define LS_STR_FOLLOW_LINKS "L"
-#else
-# define LS_STR_FOLLOW_LINKS ""
-#endif
-
-#ifdef CONFIG_FEATURE_LS_RECURSIVE
-# define LS_STR_RECURSIVE "R"
-#else
-# define LS_STR_RECURSIVE ""
-#endif
-
-#ifdef CONFIG_FEATURE_HUMAN_READABLE
-# define LS_STR_HUMAN_READABLE "h"
-#else
-# define LS_STR_HUMAN_READABLE ""
-#endif
-
-#ifdef CONFIG_SELINUX
-# define LS_STR_SELINUX "K"
-#else
-# define LS_STR_SELINUX ""
-#endif
-
-#ifdef CONFIG_FEATURE_AUTOWIDTH
-# define LS_STR_AUTOWIDTH "T:w:"
-#else
-# define LS_STR_AUTOWIDTH ""
-#endif
-
-static const char ls_options[]="Cadil1gnsxAk" \
- LS_STR_TIMESTAMPS \
- USE_FEATURE_LS_SORTFILES("SXrv") \
- LS_STR_FILETYPES \
- LS_STR_FOLLOW_LINKS \
- LS_STR_RECURSIVE \
- LS_STR_HUMAN_READABLE \
- LS_STR_SELINUX \
- LS_STR_AUTOWIDTH;
+static const char ls_options[] = "Cadil1gnsxAk"
+ USE_FEATURE_LS_TIMESTAMPS("cetu")
+ USE_FEATURE_LS_SORTFILES("SXrv")
+ USE_FEATURE_LS_FILETYPES("Fp")
+ USE_FEATURE_LS_FOLLOWLINKS("L")
+ USE_FEATURE_LS_RECURSIVE("R")
+ USE_FEATURE_HUMAN_READABLE("h")
+ USE_SELINUX("K")
+ USE_FEATURE_AUTOWIDTH("T:w:");
#define LIST_MASK_TRIGGER 0
#define STYLE_MASK_TRIGGER STYLE_MASK
@@ -817,52 +749,52 @@ static const char ls_options[]="Cadil1gnsxAk" \
#define DISP_MASK_TRIGGER DISP_ROWS
static const unsigned opt_flags[] = {
- LIST_SHORT | STYLE_COLUMNS, /* C */
- DISP_HIDDEN | DISP_DOT, /* a */
- DISP_NOLIST, /* d */
- LIST_INO, /* i */
- LIST_LONG | STYLE_LONG, /* l - remember LS_DISP_HR in mask! */
- LIST_SHORT | STYLE_SINGLE, /* 1 */
- 0, /* g - ingored */
- LIST_ID_NUMERIC, /* n */
- LIST_BLOCKS, /* s */
- DISP_ROWS, /* x */
- DISP_HIDDEN, /* A */
-#ifdef CONFIG_SELINUX
- LIST_CONTEXT, /* k */
+ LIST_SHORT | STYLE_COLUMNS, /* C */
+ DISP_HIDDEN | DISP_DOT, /* a */
+ DISP_NOLIST, /* d */
+ LIST_INO, /* i */
+ LIST_LONG | STYLE_LONG, /* l - remember LS_DISP_HR in mask! */
+ LIST_SHORT | STYLE_SINGLE, /* 1 */
+ 0, /* g - ingored */
+ LIST_ID_NUMERIC, /* n */
+ LIST_BLOCKS, /* s */
+ DISP_ROWS, /* x */
+ DISP_HIDDEN, /* A */
+#if ENABLE_SELINUX
+ LIST_CONTEXT, /* k */
#else
- 0, /* k - ingored */
+ 0, /* k - ingored */
#endif
-#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
- TIME_CHANGE | (ENABLE_FEATURE_LS_SORTFILES * SORT_CTIME), /* c */
- LIST_FULLTIME, /* e */
- ENABLE_FEATURE_LS_SORTFILES * SORT_MTIME, /* t */
- TIME_ACCESS | (ENABLE_FEATURE_LS_SORTFILES * SORT_ATIME), /* u */
+#if ENABLE_FEATURE_LS_TIMESTAMPS
+ TIME_CHANGE | (ENABLE_FEATURE_LS_SORTFILES * SORT_CTIME), /* c */
+ LIST_FULLTIME, /* e */
+ ENABLE_FEATURE_LS_SORTFILES * SORT_MTIME, /* t */
+ TIME_ACCESS | (ENABLE_FEATURE_LS_SORTFILES * SORT_ATIME), /* u */
#endif
-#ifdef CONFIG_FEATURE_LS_SORTFILES
- SORT_SIZE, /* S */
- SORT_EXT, /* X */
- SORT_ORDER_REVERSE, /* r */
- SORT_VERSION, /* v */
+#if ENABLE_FEATURE_LS_SORTFILES
+ SORT_SIZE, /* S */
+ SORT_EXT, /* X */
+ SORT_ORDER_REVERSE, /* r */
+ SORT_VERSION, /* v */
#endif
-#ifdef CONFIG_FEATURE_LS_FILETYPES
- LIST_FILETYPE | LIST_EXEC, /* F */
- LIST_FILETYPE, /* p */
+#if ENABLE_FEATURE_LS_FILETYPES
+ LIST_FILETYPE | LIST_EXEC, /* F */
+ LIST_FILETYPE, /* p */
#endif
-#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
- FOLLOW_LINKS, /* L */
+#if ENABLE_FEATURE_LS_FOLLOWLINKS
+ FOLLOW_LINKS, /* L */
#endif
-#ifdef CONFIG_FEATURE_LS_RECURSIVE
- DISP_RECURSIVE, /* R */
+#if ENABLE_FEATURE_LS_RECURSIVE
+ DISP_RECURSIVE, /* R */
#endif
-#ifdef CONFIG_FEATURE_HUMAN_READABLE
- LS_DISP_HR, /* h */
+#if ENABLE_FEATURE_HUMAN_READABLE
+ LS_DISP_HR, /* h */
#endif
-#ifdef CONFIG_SELINUX
+#if ENABLE_SELINUX
LIST_MODEBITS|LIST_NLINKS|LIST_CONTEXT|LIST_SIZE|LIST_DATE_TIME, /* K */
#endif
-#ifdef CONFIG_FEATURE_AUTOWIDTH
- 0, 0, /* T, w - ignored */
+#if ENABLE_FEATURE_AUTOWIDTH
+ 0, 0, /* T, w - ignored */
#endif
(1U<<31)
};
@@ -885,110 +817,89 @@ int ls_main(int argc, char **argv)
int ac;
int i;
char **av;
-#ifdef CONFIG_FEATURE_AUTOWIDTH
+#if ENABLE_FEATURE_AUTOWIDTH
char *tabstops_str = NULL;
char *terminal_width_str = NULL;
#endif
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
char *color_opt;
#endif
all_fmt = LIST_SHORT |
(ENABLE_FEATURE_LS_SORTFILES * (SORT_NAME | SORT_ORDER_FORWARD));
-#ifdef CONFIG_FEATURE_AUTOWIDTH
+#if ENABLE_FEATURE_AUTOWIDTH
/* Obtain the terminal width. */
get_terminal_width_height(STDOUT_FILENO, &terminal_width, NULL);
/* Go one less... */
terminal_width--;
#endif
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
applet_long_options = ls_color_opt;
#endif
/* process options */
-#ifdef CONFIG_FEATURE_AUTOWIDTH
+#if ENABLE_FEATURE_AUTOWIDTH
opt = getopt32(argc, argv, ls_options, &tabstops_str, &terminal_width_str
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
, &color_opt
#endif
);
- if (tabstops_str) {
+ if (tabstops_str)
tabstops = xatou(tabstops_str);
- }
- if (terminal_width_str) {
+ if (terminal_width_str)
terminal_width = xatou(terminal_width_str);
- }
#else
opt = getopt32(argc, argv, ls_options
-#ifdef CONFIG_FEATURE_LS_COLOR
+#if ENABLE_FEATURE_LS_COLOR
, &color_opt
#endif
);
#endif
for (i = 0; opt_flags[i] != (1U<<31); i++) {
if (opt & (1 << i)) {
- unsigned int flags = opt_flags[i];
+ unsigned flags = opt_flags[i];
- if (flags & LIST_MASK_TRIGGER) {
+ if (flags & LIST_MASK_TRIGGER)
all_fmt &= ~LIST_MASK;
- }
- if (flags & STYLE_MASK_TRIGGER) {
+ if (flags & STYLE_MASK_TRIGGER)
all_fmt &= ~STYLE_MASK;
- }
- if (ENABLE_FEATURE_LS_SORTFILES && (flags & SORT_MASK_TRIGGER)) {
+ if (ENABLE_FEATURE_LS_SORTFILES && (flags & SORT_MASK_TRIGGER))
all_fmt &= ~SORT_MASK;
- }
- if (flags & DISP_MASK_TRIGGER) {
+ if (flags & DISP_MASK_TRIGGER)
all_fmt &= ~DISP_MASK;
- }
- if (flags & TIME_MASK) {
+ if (flags & TIME_MASK)
all_fmt &= ~TIME_MASK;
- }
- if (flags & LIST_CONTEXT) {
+ if (flags & LIST_CONTEXT)
all_fmt |= STYLE_SINGLE;
- }
-#ifdef CONFIG_FEATURE_HUMAN_READABLE
- if (opt == 'l') {
+ if (ENABLE_FEATURE_HUMAN_READABLE && opt == 'l')
all_fmt &= ~LS_DISP_HR;
- }
-#endif
all_fmt |= flags;
}
}
-#ifdef CONFIG_FEATURE_LS_COLOR
- {
- /* find color bit value - last position for short getopt */
-
-#if CONFIG_FEATURE_LS_COLOR_IS_DEFAULT
- char *p;
-
- if ((p = getenv ("LS_COLORS")) != NULL &&
- (*p == '\0' || (strcmp(p, "none") == 0))) {
- ;
- } else if (isatty(STDOUT_FILENO)) {
+#if ENABLE_FEATURE_LS_COLOR
+ /* find color bit value - last position for short getopt */
+ if (ENABLE_FEATURE_LS_COLOR_IS_DEFAULT && isatty(STDOUT_FILENO)) {
+ char *p = getenv("LS_COLORS");
+ /* LS_COLORS is unset, or (not empty && not "none") ? */
+ if (!p || (p[0] && strcmp(p, "none")))
+ show_color = 1;
+ }
+ if (opt & (1 << i)) { /* next flag after short options */
+ if (!color_opt || !strcmp("always", color_opt))
+ show_color = 1;
+ else if (color_opt && !strcmp("never", color_opt))
+ show_color = 0;
+ else if (color_opt && !strcmp("auto", color_opt) && isatty(STDOUT_FILENO))
show_color = 1;
- }
-#endif
-
- if((opt & (1 << i))) { /* next flag after short options */
- if (color_opt == NULL || strcmp("always", color_opt) == 0)
- show_color = 1;
- else if (color_opt != NULL && strcmp("never", color_opt) == 0)
- show_color = 0;
- else if (color_opt != NULL && strcmp("auto", color_opt) == 0 && isatty(STDOUT_FILENO))
- show_color = 1;
- }
}
#endif
/* sort out which command line options take precedence */
-#ifdef CONFIG_FEATURE_LS_RECURSIVE
- if (all_fmt & DISP_NOLIST)
+ if (ENABLE_FEATURE_LS_RECURSIVE && (all_fmt & DISP_NOLIST))
all_fmt &= ~DISP_RECURSIVE; /* no recurse if listing only dir */
-#endif
if (ENABLE_FEATURE_LS_TIMESTAMPS && ENABLE_FEATURE_LS_SORTFILES) {
if (all_fmt & TIME_CHANGE)
all_fmt = (all_fmt & ~SORT_MASK) | SORT_CTIME;
@@ -997,10 +908,9 @@ int ls_main(int argc, char **argv)
}
if ((all_fmt & STYLE_MASK) != STYLE_LONG) /* only for long list */
all_fmt &= ~(LIST_ID_NUMERIC|LIST_FULLTIME|LIST_ID_NAME|LIST_ID_NUMERIC);
-#ifdef CONFIG_FEATURE_LS_USERNAME
- if ((all_fmt & STYLE_MASK) == STYLE_LONG && (all_fmt & LIST_ID_NUMERIC))
- all_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */
-#endif
+ if (ENABLE_FEATURE_LS_USERNAME)
+ if ((all_fmt & STYLE_MASK) == STYLE_LONG && (all_fmt & LIST_ID_NUMERIC))
+ all_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */
/* choose a display format */
if (!(all_fmt & STYLE_MASK))
@@ -1015,7 +925,7 @@ int ls_main(int argc, char **argv)
*/
ac = argc - optind; /* how many cmd line args are left */
if (ac < 1) {
- static const char * const dotdir[] = { "." };
+ static const char *const dotdir[] = { "." };
av = (char **) dotdir;
ac = 1;
@@ -1027,7 +937,7 @@ int ls_main(int argc, char **argv)
if (ac > 1)
all_fmt |= DISP_DIRNAME; /* 2 or more items? label directories */
- /* stuff the command line file names into an dnode array */
+ /* stuff the command line file names into a dnode array */
dn = NULL;
for (oi = 0; oi < ac; oi++) {
cur = my_stat(av[oi], av[oi]);
@@ -1040,8 +950,8 @@ int ls_main(int argc, char **argv)
}
/* now that we know how many files there are
- ** allocate memory for an array to hold dnode pointers
- */
+ ** allocate memory for an array to hold dnode pointers
+ */
dnp = dnalloc(nfiles);
for (i = 0, cur = dn; i < nfiles; i++) {
dnp[i] = cur; /* save pointer to node in array */
@@ -1072,5 +982,5 @@ int ls_main(int argc, char **argv)
}
if (ENABLE_FEATURE_CLEAN_UP)
dfree(dnp, nfiles);
- return (status);
+ return status;
}