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-rw-r--r--coreutils/ls.c796
1 files changed, 441 insertions, 355 deletions
diff --git a/coreutils/ls.c b/coreutils/ls.c
index 0c2cea1..344f8ff 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -42,9 +42,9 @@
*/
enum {
- TERMINAL_WIDTH = 80, /* use 79 if terminal has linefold bug */
- COLUMN_WIDTH = 14, /* default if AUTOWIDTH not defined */
- COLUMN_GAP = 2, /* includes the file type char */
+ TERMINAL_WIDTH = 80, /* use 79 if terminal has linefold bug */
+ COLUMN_WIDTH = 14, /* default if AUTOWIDTH not defined */
+ COLUMN_GAP = 2, /* includes the file type char */
};
@@ -76,10 +76,10 @@ enum {
/* what is the overall style of the listing */
enum {
-STYLE_AUTO = 0,
-STYLE_LONG = 1, /* one record per line, extended info */
-STYLE_SINGLE = 2, /* one record per line */
-STYLE_COLUMNS = 3 /* fill columns */
+ STYLE_AUTO = 0,
+ STYLE_LONG = 1, /* one record per line, extended info */
+ STYLE_SINGLE = 2, /* one record per line */
+ STYLE_COLUMNS = 3 /* fill columns */
};
/* 51306 lrwxrwxrwx 1 root root 2 May 11 01:43 /bin/view -> vi* */
@@ -100,7 +100,7 @@ STYLE_COLUMNS = 3 /* fill columns */
#define LIST_EXEC (1<<13)
/* what files will be displayed */
-#define DISP_NORMAL (0) /* show normal filenames */
+#define DISP_NORMAL (0) /* show normal filenames */
#define DISP_DIRNAME (1<<0) /* 2 or more items? label directories */
#define DISP_HIDDEN (1<<1) /* show filenames starting with . */
#define DISP_DOT (1<<2) /* show . and .. */
@@ -110,16 +110,16 @@ STYLE_COLUMNS = 3 /* fill columns */
#ifdef CONFIG_FEATURE_LS_SORTFILES
/* how will the files be sorted */
-static const int SORT_FORWARD = 0; /* sort in reverse order */
-static const int SORT_REVERSE = 1; /* sort in reverse order */
-static const int SORT_NAME = 2; /* sort by file name */
-static const int SORT_SIZE = 3; /* sort by file size */
-static const int SORT_ATIME = 4; /* sort by last access time */
-static const int SORT_CTIME = 5; /* sort by last change time */
-static const int SORT_MTIME = 6; /* sort by last modification time */
-static const int SORT_VERSION = 7; /* sort by version */
-static const int SORT_EXT = 8; /* sort by file name extension */
-static const int SORT_DIR = 9; /* sort by file or directory */
+static const int SORT_FORWARD = 0; /* sort in reverse order */
+static const int SORT_REVERSE = 1; /* sort in reverse order */
+static const int SORT_NAME = 2; /* sort by file name */
+static const int SORT_SIZE = 3; /* sort by file size */
+static const int SORT_ATIME = 4; /* sort by last access time */
+static const int SORT_CTIME = 5; /* sort by last change time */
+static const int SORT_MTIME = 6; /* sort by last modification time */
+static const int SORT_VERSION = 7; /* sort by version */
+static const int SORT_EXT = 8; /* sort by file name extension */
+static const int SORT_DIR = 9; /* sort by file or directory */
#endif
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
@@ -129,12 +129,11 @@ static const int TIME_CHANGE = 1;
static const int TIME_ACCESS = 2;
#endif
-#define LIST_SHORT (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_SHORT (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)
static const int SPLIT_DIR = 0;
static const int SPLIT_FILE = 1;
@@ -142,26 +141,29 @@ static const int SPLIT_SUBDIR = 2;
#define TYPEINDEX(mode) (((mode) >> 12) & 0x0f)
#define TYPECHAR(mode) ("0pcCd?bB-?l?s???" [TYPEINDEX(mode)])
+
#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR)
-#define APPCHAR(mode) ("\0|\0\0/\0\0\0\0\0@\0=\0\0\0" [TYPEINDEX(mode)])
+# define APPCHAR(mode) ("\0|\0\0/\0\0\0\0\0@\0=\0\0\0" [TYPEINDEX(mode)])
#endif
+
/* colored LS support by JaWi, janwillem.janssen@lxtreme.nl */
#ifdef CONFIG_FEATURE_LS_COLOR
static int show_color = 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)])
+
+#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)])
#endif
/*
* a directory entry and its stat info are stored here
*/
-struct dnode { /* the basic node */
- char *name; /* the dir entry name */
- char *fullname; /* the dir entry name */
- struct stat dstat; /* the file stat info */
- struct dnode *next; /* point at the next node */
+struct dnode { /* the basic node */
+ char *name; /* the dir entry name */
+ char *fullname; /* the dir entry name */
+ struct stat dstat; /* the file stat info */
+ struct dnode *next; /* point at the next node */
};
typedef struct dnode dnode_t;
@@ -172,6 +174,7 @@ static int list_single(struct dnode *);
static unsigned int disp_opts;
static unsigned int style_fmt;
static unsigned int list_fmt;
+
#ifdef CONFIG_FEATURE_LS_SORTFILES
static unsigned int sort_opts;
static unsigned int sort_order;
@@ -180,10 +183,11 @@ static unsigned int sort_order;
static unsigned int time_fmt;
#endif
#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
-static unsigned int follow_links=FALSE;
+static unsigned int follow_links = FALSE;
#endif
static unsigned short column = 0;
+
#ifdef CONFIG_FEATURE_AUTOWIDTH
static unsigned short terminal_width = TERMINAL_WIDTH;
static unsigned short column_width = COLUMN_WIDTH;
@@ -223,10 +227,10 @@ static int my_stat(struct dnode *cur)
static void newline(void)
{
- if (column > 0) {
- putchar('\n');
- column = 0;
- }
+ if (column > 0) {
+ putchar('\n');
+ column = 0;
+ }
}
/*----------------------------------------------------------------------*/
@@ -234,12 +238,12 @@ static void newline(void)
static char fgcolor(mode_t mode)
{
/* Check wheter the file is existing (if so, color it red!) */
- if ( errno == ENOENT ) {
+ if (errno == ENOENT) {
errno = 0;
- return '\037';
+ return '\037';
}
- if ( LIST_EXEC && S_ISREG( mode )
- && ( mode & ( S_IXUSR | S_IXGRP | S_IXOTH ) ) )
+ if (LIST_EXEC && S_ISREG(mode)
+ && (mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
return COLOR(0xF000); /* File is executable ... */
return COLOR(mode);
}
@@ -247,8 +251,8 @@ static char fgcolor(mode_t mode)
/*----------------------------------------------------------------------*/
static char bgcolor(mode_t mode)
{
- if ( LIST_EXEC && S_ISREG( mode )
- && ( mode & ( S_IXUSR | S_IXGRP | S_IXOTH ) ) )
+ if (LIST_EXEC && S_ISREG(mode)
+ && (mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
return ATTR(0xF000); /* File is executable ... */
return ATTR(mode);
}
@@ -258,29 +262,31 @@ static char bgcolor(mode_t mode)
#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR)
static char append_char(mode_t mode)
{
- if ( !(list_fmt & LIST_FILETYPE))
+ if (!(list_fmt & LIST_FILETYPE))
return '\0';
if ((list_fmt & LIST_EXEC) && S_ISREG(mode)
- && (mode & (S_IXUSR | S_IXGRP | S_IXOTH))) return '*';
- return APPCHAR(mode);
+ && (mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
+ return '*';
+ return APPCHAR(mode);
}
#endif
/*----------------------------------------------------------------------*/
-static void nexttabstop( void )
+static void nexttabstop(void)
{
- static short nexttab= 0;
- int n=0;
+ static short nexttab = 0;
+ int n = 0;
if (column > 0) {
- n= nexttab - column;
- if (n < 1) n= 1;
+ n = nexttab - column;
+ if (n < 1)
+ n = 1;
while (n--) {
putchar(' ');
column++;
}
}
- nexttab= column + column_width + COLUMN_GAP;
+ nexttab = column + column_width + COLUMN_GAP;
}
/*----------------------------------------------------------------------*/
@@ -294,19 +300,22 @@ static int countdirs(struct dnode **dn, int nfiles)
{
int i, dirs;
- if (dn==NULL || nfiles < 1) return(0);
- dirs= 0;
- for (i=0; i<nfiles; i++) {
- if (S_ISDIR(dn[i]->dstat.st_mode)) dirs++;
+ if (dn == NULL || nfiles < 1)
+ return (0);
+ dirs = 0;
+ for (i = 0; i < nfiles; i++) {
+ if (S_ISDIR(dn[i]->dstat.st_mode))
+ dirs++;
}
- return(dirs);
+ return (dirs);
}
static int countsubdirs(struct dnode **dn, int nfiles)
{
int i, subdirs;
- if (dn == NULL || nfiles < 1) return 0;
+ if (dn == NULL || nfiles < 1)
+ return 0;
subdirs = 0;
for (i = 0; i < nfiles; i++)
if (is_subdir(dn[i]))
@@ -319,11 +328,13 @@ static int countfiles(struct dnode **dnp)
int nfiles;
struct dnode *cur;
- if (dnp == NULL) return(0);
- nfiles= 0;
- for (cur= dnp[0]; cur->next != NULL ; cur= cur->next) nfiles++;
+ if (dnp == NULL)
+ 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 */
@@ -331,10 +342,12 @@ static struct dnode **dnalloc(int num)
{
struct dnode **p;
- if (num < 1) return(NULL);
+ if (num < 1)
+ return (NULL);
- p= (struct dnode **)xcalloc((size_t)num, (size_t)(sizeof(struct dnode *)));
- return(p);
+ p = (struct dnode **) xcalloc((size_t) num,
+ (size_t) (sizeof(struct dnode *)));
+ return (p);
}
#ifdef CONFIG_FEATURE_LS_RECURSIVE
@@ -342,16 +355,18 @@ static void dfree(struct dnode **dnp)
{
struct dnode *cur, *next;
- if(dnp == NULL) return;
+ if (dnp == NULL)
+ return;
- cur=dnp[0];
+ cur = dnp[0];
while (cur != NULL) {
- if (cur->fullname != NULL) free(cur->fullname); /* free the filename */
- next= cur->next;
- free(cur); /* free the dnode */
- cur= next;
+ if (cur->fullname != NULL)
+ free(cur->fullname); /* free the filename */
+ next = cur->next;
+ free(cur); /* free the dnode */
+ cur = next;
}
- free(dnp); /* free the array holding the dnode pointers */
+ free(dnp); /* free the array holding the dnode pointers */
}
#endif
@@ -360,37 +375,38 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which)
int dncnt, i, d;
struct dnode **dnp;
- if (dn==NULL || nfiles < 1) return(NULL);
+ if (dn == NULL || nfiles < 1)
+ return (NULL);
/* count how many dirs and regular files there are */
if (which == SPLIT_SUBDIR)
dncnt = countsubdirs(dn, nfiles);
else {
- dncnt= countdirs(dn, nfiles); /* assume we are looking for dirs */
+ dncnt = countdirs(dn, nfiles); /* assume we are looking for dirs */
if (which == SPLIT_FILE)
- dncnt= nfiles - dncnt; /* looking for files */
+ dncnt = nfiles - dncnt; /* looking for files */
}
/* allocate a file array and a dir array */
- dnp= dnalloc(dncnt);
+ dnp = dnalloc(dncnt);
/* copy the entrys into the file or dir array */
- for (d= i=0; i<nfiles; i++) {
+ for (d = i = 0; i < nfiles; i++) {
if (which == SPLIT_DIR) {
if (S_ISDIR(dn[i]->dstat.st_mode)) {
- dnp[d++]= dn[i];
- } /* else skip the file */
+ dnp[d++] = dn[i];
+ } /* else skip the file */
} else if (which == SPLIT_SUBDIR) {
if (is_subdir(dn[i])) {
- dnp[d++]= dn[i];
- } /* else skip the file or dir */
+ dnp[d++] = dn[i];
+ } /* else skip the file or dir */
} else {
if (!(S_ISDIR(dn[i]->dstat.st_mode))) {
- dnp[d++]= dn[i];
- } /* else skip the dir */
+ dnp[d++] = dn[i];
+ } /* else skip the dir */
}
}
- return(dnp);
+ return (dnp);
}
/*----------------------------------------------------------------------*/
@@ -399,36 +415,40 @@ static int sortcmp(struct dnode *d1, struct dnode *d2)
{
int cmp, dif;
- cmp= 0;
+ cmp = 0;
if (sort_opts == SORT_SIZE) {
- dif= (int)(d1->dstat.st_size - d2->dstat.st_size);
+ dif = (int) (d1->dstat.st_size - d2->dstat.st_size);
} else if (sort_opts == SORT_ATIME) {
- dif= (int)(d1->dstat.st_atime - d2->dstat.st_atime);
+ dif = (int) (d1->dstat.st_atime - d2->dstat.st_atime);
} else if (sort_opts == SORT_CTIME) {
- dif= (int)(d1->dstat.st_ctime - d2->dstat.st_ctime);
+ dif = (int) (d1->dstat.st_ctime - d2->dstat.st_ctime);
} else if (sort_opts == SORT_MTIME) {
- dif= (int)(d1->dstat.st_mtime - d2->dstat.st_mtime);
+ dif = (int) (d1->dstat.st_mtime - d2->dstat.st_mtime);
} else if (sort_opts == SORT_DIR) {
- dif= S_ISDIR(d1->dstat.st_mode) - S_ISDIR(d2->dstat.st_mode);
- /* } else if (sort_opts == SORT_VERSION) { */
- /* } else if (sort_opts == SORT_EXT) { */
- } else { /* assume SORT_NAME */
- dif= 0;
+ dif = S_ISDIR(d1->dstat.st_mode) - S_ISDIR(d2->dstat.st_mode);
+ /* } else if (sort_opts == SORT_VERSION) { */
+ /* } else if (sort_opts == SORT_EXT) { */
+ } else { /* assume SORT_NAME */
+ dif = 0;
}
- if (dif > 0) cmp= -1;
- if (dif < 0) cmp= 1;
+ if (dif > 0)
+ cmp = -1;
+ if (dif < 0)
+ cmp = 1;
if (dif == 0) {
/* sort by name- may be a tie_breaker for time or size cmp */
- dif= strcmp(d1->name, d2->name);
- if (dif > 0) cmp= 1;
- if (dif < 0) cmp= -1;
+ dif = strcmp(d1->name, d2->name);
+ if (dif > 0)
+ cmp = 1;
+ if (dif < 0)
+ cmp = -1;
}
if (sort_order == SORT_REVERSE) {
- cmp= -1 * cmp;
+ cmp = -1 * cmp;
}
- return(cmp);
+ return (cmp);
}
/*----------------------------------------------------------------------*/
@@ -438,17 +458,18 @@ static void shellsort(struct dnode **dn, int size)
int gap, i, j;
/* shell short the array */
- if(dn==NULL || size < 2) return;
+ if (dn == NULL || size < 2)
+ return;
- for (gap= size/2; gap>0; gap /=2) {
- for (i=gap; i<size; i++) {
- for (j= i-gap; j>=0; j-=gap) {
- if (sortcmp(dn[j], dn[j+gap]) <= 0)
+ for (gap = size / 2; gap > 0; gap /= 2) {
+ for (i = gap; i < size; i++) {
+ for (j = i - gap; j >= 0; j -= gap) {
+ if (sortcmp(dn[j], dn[j + gap]) <= 0)
break;
/* they are out of order, swap them */
- temp= dn[j];
- dn[j]= dn[j+gap];
- dn[j+gap]= temp;
+ temp = dn[j];
+ dn[j] = dn[j + gap];
+ dn[j + gap] = temp;
}
}
}
@@ -459,32 +480,33 @@ static void shellsort(struct dnode **dn, int size)
static void showfiles(struct dnode **dn, int nfiles)
{
int i, ncols, nrows, row, nc;
+
#ifdef CONFIG_FEATURE_AUTOWIDTH
int len;
#endif
- if(dn==NULL || nfiles < 1) return;
+ if (dn == NULL || nfiles < 1)
+ return;
#ifdef CONFIG_FEATURE_AUTOWIDTH
/* find the longest file name- use that as the column width */
- column_width= 0;
- for (i=0; i<nfiles; i++) {
- len= strlen(dn[i]->name) +
+ column_width = 0;
+ for (i = 0; i < nfiles; i++) {
+ len = strlen(dn[i]->name) +
((list_fmt & LIST_INO) ? 8 : 0) +
- ((list_fmt & LIST_BLOCKS) ? 5 : 0)
- ;
- if (column_width < len)
- column_width= len;
+ ((list_fmt & LIST_BLOCKS) ? 5 : 0);
+ if (column_width < len)
+ column_width = len;
}
- ncols = (int)(terminal_width / (column_width + COLUMN_GAP));
+ ncols = (int) (terminal_width / (column_width + COLUMN_GAP));
#else
- ncols= TERMINAL_WIDTH;
+ ncols = TERMINAL_WIDTH;
#endif
switch (style_fmt) {
- case STYLE_LONG: /* one record per line, extended info */
- case STYLE_SINGLE: /* one record per line */
- ncols= 1;
- break;
+ case STYLE_LONG: /* one record per line, extended info */
+ case STYLE_SINGLE: /* one record per line */
+ ncols = 1;
+ break;
}
if (ncols > 1) {
@@ -493,15 +515,17 @@ static void showfiles(struct dnode **dn, int nfiles)
nrows = nfiles;
ncols = 1;
}
- if ((nrows * ncols) < nfiles) nrows++; /* round up fractionals */
+ if ((nrows * ncols) < nfiles)
+ nrows++; /* round up fractionals */
- if (nrows > nfiles) nrows= nfiles;
- for (row=0; row<nrows; row++) {
- for (nc=0; nc<ncols; nc++) {
+ if (nrows > nfiles)
+ nrows = nfiles;
+ for (row = 0; row < nrows; row++) {
+ for (nc = 0; nc < ncols; nc++) {
/* reach into the array based on the column and row */
- i= (nc * nrows) + row; /* assume display by column */
+ i = (nc * nrows) + row; /* assume display by column */
if (disp_opts & DISP_ROWS)
- i= (row * ncols) + nc; /* display across row */
+ i = (row * ncols) + nc; /* display across row */
if (i < nfiles) {
nexttabstop();
list_single(dn[i]);
@@ -516,19 +540,21 @@ static void showdirs(struct dnode **dn, int ndirs)
{
int i, nfiles;
struct dnode **subdnp;
+
#ifdef CONFIG_FEATURE_LS_RECURSIVE
int dndirs;
struct dnode **dnd;
#endif
- if (dn==NULL || ndirs < 1) return;
+ if (dn == NULL || ndirs < 1)
+ return;
- for (i=0; i<ndirs; i++) {
+ for (i = 0; i < ndirs; i++) {
if (disp_opts & (DISP_DIRNAME | DISP_RECURSIVE)) {
printf("\n%s:\n", dn[i]->fullname);
}
- subdnp= list_dir(dn[i]->fullname);
- nfiles= countfiles(subdnp);
+ subdnp = list_dir(dn[i]->fullname);
+ nfiles = countfiles(subdnp);
if (nfiles > 0) {
/* list all files at this level */
#ifdef CONFIG_FEATURE_LS_SORTFILES
@@ -538,17 +564,17 @@ static void showdirs(struct dnode **dn, int ndirs)
#ifdef CONFIG_FEATURE_LS_RECURSIVE
if (disp_opts & DISP_RECURSIVE) {
/* recursive- list the sub-dirs */
- dnd= splitdnarray(subdnp, nfiles, SPLIT_SUBDIR);
- dndirs= countsubdirs(subdnp, nfiles);
+ dnd = splitdnarray(subdnp, nfiles, SPLIT_SUBDIR);
+ dndirs = countsubdirs(subdnp, nfiles);
if (dndirs > 0) {
#ifdef CONFIG_FEATURE_LS_SORTFILES
shellsort(dnd, dndirs);
#endif
showdirs(dnd, dndirs);
- free(dnd); /* free the array of dnode pointers to the dirs */
+ free(dnd); /* free the array of dnode pointers to the dirs */
}
}
- dfree(subdnp); /* free the dnodes and the fullname mem */
+ dfree(subdnp); /* free the dnodes and the fullname mem */
#endif
}
}
@@ -562,53 +588,56 @@ static struct dnode **list_dir(char *path)
DIR *dir;
int i, nfiles;
- if (path==NULL) return(NULL);
+ if (path == NULL)
+ return (NULL);
- dn= NULL;
- nfiles= 0;
+ dn = NULL;
+ nfiles = 0;
dir = opendir(path);
if (dir == NULL) {
perror_msg("%s", path);
status = EXIT_FAILURE;
- return(NULL); /* could not open the dir */
+ return (NULL); /* could not open the dir */
}
while ((entry = readdir(dir)) != NULL) {
/* are we going to list the file- it may be . or .. or a hidden file */
- if ((strcmp(entry->d_name, ".")==0) && !(disp_opts & DISP_DOT))
+ if ((strcmp(entry->d_name, ".") == 0) && !(disp_opts & DISP_DOT))
continue;
- if ((strcmp(entry->d_name, "..")==0) && !(disp_opts & DISP_DOT))
+ if ((strcmp(entry->d_name, "..") == 0) && !(disp_opts & DISP_DOT))
continue;
- if ((entry->d_name[0] == '.') && !(disp_opts & DISP_HIDDEN))
+ if ((entry->d_name[0] == '.') && !(disp_opts & DISP_HIDDEN))
continue;
- cur= (struct dnode *)xmalloc(sizeof(struct dnode));
+ cur = (struct dnode *) xmalloc(sizeof(struct dnode));
cur->fullname = concat_path_file(path, entry->d_name);
cur->name = cur->fullname +
- (strlen(cur->fullname) - strlen(entry->d_name));
+ (strlen(cur->fullname) - strlen(entry->d_name));
if (my_stat(cur))
continue;
- cur->next= dn;
- dn= cur;
+ cur->next = dn;
+ dn = cur;
nfiles++;
}
closedir(dir);
/* now that we know how many files there are
- ** allocate memory for an array to hold dnode pointers
- */
- if (nfiles < 1) 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;
+ ** allocate memory for an array to hold dnode pointers
+ */
+ if (nfiles < 1)
+ 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);
}
/*----------------------------------------------------------------------*/
static int list_single(struct dnode *dn)
{
int i;
+
#ifdef CONFIG_FEATURE_LS_USERNAME
char scratch[BUFSIZ + 1];
#endif
@@ -616,158 +645,167 @@ static int list_single(struct dnode *dn)
char *filetime;
time_t ttime, age;
#endif
-#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR)
+#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined (CONFIG_FEATURE_LS_COLOR)
struct stat info;
char append;
#endif
- if (dn==NULL || dn->fullname==NULL) return(0);
+ if (dn == NULL || dn->fullname == NULL)
+ return (0);
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
- ttime= dn->dstat.st_mtime; /* the default time */
- if (time_fmt & TIME_ACCESS) ttime= dn->dstat.st_atime;
- if (time_fmt & TIME_CHANGE) ttime= dn->dstat.st_ctime;
- filetime= ctime(&ttime);
+ ttime = dn->dstat.st_mtime; /* the default time */
+ if (time_fmt & TIME_ACCESS)
+ ttime = dn->dstat.st_atime;
+ if (time_fmt & TIME_CHANGE)
+ ttime = dn->dstat.st_ctime;
+ filetime = ctime(&ttime);
#endif
#ifdef CONFIG_FEATURE_LS_FILETYPES
append = append_char(dn->dstat.st_mode);
#endif
- for (i=0; i<=31; i++) {
- switch (list_fmt & (1<<i)) {
- case LIST_INO:
- printf("%7ld ", (long int)dn->dstat.st_ino);
- column += 8;
- break;
- case LIST_BLOCKS:
+ for (i = 0; i <= 31; i++) {
+ switch (list_fmt & (1 << i)) {
+ case LIST_INO:
+ printf("%7ld ", (long int) dn->dstat.st_ino);
+ column += 8;
+ break;
+ case LIST_BLOCKS:
#ifdef CONFIG_FEATURE_HUMAN_READABLE
- fprintf(stdout, "%6s ", make_human_readable_str(dn->dstat.st_blocks>>1,
- KILOBYTE, (ls_disp_hr==TRUE)? 0: KILOBYTE));
+ fprintf(stdout, "%6s ",
+ make_human_readable_str(dn->dstat.st_blocks >> 1,
+ KILOBYTE,
+ (ls_disp_hr ==
+ TRUE) ? 0 : KILOBYTE));
#else
#if _FILE_OFFSET_BITS == 64
- printf("%4lld ", dn->dstat.st_blocks>>1);
+ printf("%4lld ", dn->dstat.st_blocks >> 1);
#else
- printf("%4ld ", dn->dstat.st_blocks>>1);
+ printf("%4ld ", dn->dstat.st_blocks >> 1);
#endif
#endif
- column += 5;
- break;
- case LIST_MODEBITS:
- printf("%-10s ", (char *)mode_string(dn->dstat.st_mode));
- column += 10;
- break;
- case LIST_NLINKS:
- printf("%4ld ", (long)dn->dstat.st_nlink);
- column += 10;
- break;
- case LIST_ID_NAME:
+ column += 5;
+ break;
+ case LIST_MODEBITS:
+ printf("%-10s ", (char *) mode_string(dn->dstat.st_mode));
+ column += 10;
+ break;
+ case LIST_NLINKS:
+ printf("%4ld ", (long) dn->dstat.st_nlink);
+ column += 10;
+ break;
+ case LIST_ID_NAME:
#ifdef CONFIG_FEATURE_LS_USERNAME
- my_getpwuid(scratch, dn->dstat.st_uid);
- printf("%-8.8s ", scratch);
- my_getgrgid(scratch, dn->dstat.st_gid);
- printf("%-8.8s", scratch);
- column += 17;
- break;
+ my_getpwuid(scratch, dn->dstat.st_uid);
+ printf("%-8.8s ", scratch);
+ my_getgrgid(scratch, dn->dstat.st_gid);
+ printf("%-8.8s", scratch);
+ column += 17;
+ break;
#endif
- case LIST_ID_NUMERIC:
- printf("%-8d %-8d", dn->dstat.st_uid, dn->dstat.st_gid);
- column += 17;
- break;
- case LIST_SIZE:
- case LIST_DEV:
- if (S_ISBLK(dn->dstat.st_mode) || S_ISCHR(dn->dstat.st_mode)) {
- printf("%4d, %3d ", (int)MAJOR(dn->dstat.st_rdev), (int)MINOR(dn->dstat.st_rdev));
- } else {
+ case LIST_ID_NUMERIC:
+ printf("%-8d %-8d", dn->dstat.st_uid, dn->dstat.st_gid);
+ column += 17;
+ break;
+ case LIST_SIZE:
+ case LIST_DEV:
+ if (S_ISBLK(dn->dstat.st_mode) || S_ISCHR(dn->dstat.st_mode)) {
+ printf("%4d, %3d ", (int) MAJOR(dn->dstat.st_rdev),
+ (int) MINOR(dn->dstat.st_rdev));
+ } else {
#ifdef CONFIG_FEATURE_HUMAN_READABLE
- if (ls_disp_hr==TRUE) {
- fprintf(stdout, "%8s ", make_human_readable_str(dn->dstat.st_size, 1, 0));
- } else
-#endif
- {
+ if (ls_disp_hr == TRUE) {
+ fprintf(stdout, "%8s ",
+ make_human_readable_str(dn->dstat.st_size, 1, 0));
+ } else
+#endif
+ {
#if _FILE_OFFSET_BITS == 64
- printf("%9lld ", (long long)dn->dstat.st_size);
+ printf("%9lld ", (long long) dn->dstat.st_size);
#else
- printf("%9ld ", dn->dstat.st_size);
+ printf("%9ld ", dn->dstat.st_size);
#endif
- }
}
- column += 10;
- break;
+ }
+ column += 10;
+ break;
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
- case LIST_FULLTIME:
- case LIST_DATE_TIME:
- if (list_fmt & LIST_FULLTIME) {
- printf("%24.24s ", filetime);
- column += 25;
- break;
- }
- age = time(NULL) - ttime;
- printf("%6.6s ", filetime+4);
- if (age < 3600L * 24 * 365 / 2 && age > -15 * 60) {
- /* hh:mm if less than 6 months old */
- printf("%5.5s ", filetime+11);
- } else {
- printf(" %4.4s ", filetime+20);
- }
- column += 13;
+ case LIST_FULLTIME:
+ case LIST_DATE_TIME:
+ if (list_fmt & LIST_FULLTIME) {
+ printf("%24.24s ", filetime);
+ column += 25;
break;
+ }
+ age = time(NULL) - ttime;
+ printf("%6.6s ", filetime + 4);
+ if (age < 3600L * 24 * 365 / 2 && age > -15 * 60) {
+ /* hh:mm if less than 6 months old */
+ printf("%5.5s ", filetime + 11);
+ } else {
+ printf(" %4.4s ", filetime + 20);
+ }
+ column += 13;
+ break;
#endif
- case LIST_FILENAME:
+ 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) );
- }
+ errno = 0;
+ if (show_color && !lstat(dn->fullname, &info)) {
+ printf("\033[%d;%dm", bgcolor(info.st_mode),
+ fgcolor(info.st_mode));
+ }
#endif
- printf("%s", dn->name);
+ printf("%s", dn->name);
#ifdef CONFIG_FEATURE_LS_COLOR
- if (show_color) {
- printf( "\033[0m" );
- }
+ if (show_color) {
+ printf("\033[0m");
+ }
#endif
- column += strlen(dn->name);
- break;
- case LIST_SYMLINK:
- if (S_ISLNK(dn->dstat.st_mode)) {
- char *lpath = xreadlink(dn->fullname);
- if (lpath) {
- printf(" -> ");
-#if defined(BB_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR)
- if (!stat(dn->fullname, &info)) {
- append = append_char(info.st_mode);
- }
+ column += strlen(dn->name);
+ break;
+ case LIST_SYMLINK:
+ if (S_ISLNK(dn->dstat.st_mode)) {
+ char *lpath = xreadlink(dn->fullname);
+
+ if (lpath) {
+ printf(" -> ");
+#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined (CONFIG_FEATURE_LS_COLOR)
+ if (!stat(dn->fullname, &info)) {
+ 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) );
- }
+ if (show_color) {
+ errno = 0;
+ printf("\033[%d;%dm", bgcolor(info.st_mode),
+ fgcolor(info.st_mode));
+ }
#endif
- printf("%s", lpath);
+ printf("%s", lpath);
#ifdef CONFIG_FEATURE_LS_COLOR
- if (show_color) {
- printf( "\033[0m" );
- }
-#endif
- column += strlen(lpath) + 4;
- free(lpath);
+ if (show_color) {
+ printf("\033[0m");
}
+#endif
+ column += strlen(lpath) + 4;
+ free(lpath);
}
- break;
+ }
+ break;
#ifdef CONFIG_FEATURE_LS_FILETYPES
- case LIST_FILETYPE:
- if (append != '\0') {
- printf("%1c", append);
- column++;
- }
- break;
+ case LIST_FILETYPE:
+ if (append != '\0') {
+ printf("%1c", append);
+ column++;
+ }
+ break;
#endif
}
}
- return(0);
+ return (0);
}
/*----------------------------------------------------------------------*/
@@ -780,19 +818,20 @@ extern int ls_main(int argc, char **argv)
int opt;
int oi, ac;
char **av;
+
#ifdef CONFIG_FEATURE_AUTOWIDTH
struct winsize win = { 0, 0, 0, 0 };
#endif
- disp_opts= DISP_NORMAL;
- style_fmt= STYLE_AUTO;
- list_fmt= LIST_SHORT;
+ disp_opts = DISP_NORMAL;
+ style_fmt = STYLE_AUTO;
+ list_fmt = LIST_SHORT;
#ifdef CONFIG_FEATURE_LS_SORTFILES
- sort_opts= SORT_NAME;
- sort_order= SORT_FORWARD;
+ sort_opts = SORT_NAME;
+ sort_order = SORT_FORWARD;
#endif
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
- time_fmt= TIME_MOD;
+ time_fmt = TIME_MOD;
#endif
#ifdef CONFIG_FEATURE_AUTOWIDTH
ioctl(fileno(stdout), TIOCGWINSZ, &win);
@@ -801,7 +840,7 @@ extern int ls_main(int argc, char **argv)
if (win.ws_col > 0)
terminal_width = win.ws_col - 1;
#endif
- nfiles=0;
+ nfiles = 0;
#ifdef CONFIG_FEATURE_LS_COLOR
if (isatty(fileno(stdout)))
@@ -811,108 +850,154 @@ extern int ls_main(int argc, char **argv)
/* process options */
while ((opt = getopt(argc, argv, "1AaCdgilnsx"
#ifdef CONFIG_FEATURE_AUTOWIDTH
-"T:w:"
+ "T:w:"
#endif
#ifdef CONFIG_FEATURE_LS_FILETYPES
-"Fp"
+ "Fp"
#endif
#ifdef CONFIG_FEATURE_LS_RECURSIVE
-"R"
+ "R"
#endif
#ifdef CONFIG_FEATURE_LS_SORTFILES
-"rSvX"
+ "rSvX"
#endif
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
-"cetu"
+ "cetu"
#endif
#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
-"L"
+ "L"
#endif
#ifdef CONFIG_FEATURE_HUMAN_READABLE
-"h"
+ "h"
#endif
-"k")) > 0) {
+ "k")) > 0) {
switch (opt) {
- case '1': style_fmt = STYLE_SINGLE; break;
- case 'A': disp_opts |= DISP_HIDDEN; break;
- case 'a': disp_opts |= DISP_HIDDEN | DISP_DOT; break;
- case 'C': style_fmt = STYLE_COLUMNS; break;
- case 'd': disp_opts |= DISP_NOLIST; break;
- case 'g': /* ignore -- for ftp servers */ break;
- case 'i': list_fmt |= LIST_INO; break;
- case 'l':
- style_fmt = STYLE_LONG;
- list_fmt |= LIST_LONG;
+ case '1':
+ style_fmt = STYLE_SINGLE;
+ break;
+ case 'A':
+ disp_opts |= DISP_HIDDEN;
+ break;
+ case 'a':
+ disp_opts |= DISP_HIDDEN | DISP_DOT;
+ break;
+ case 'C':
+ style_fmt = STYLE_COLUMNS;
+ break;
+ case 'd':
+ disp_opts |= DISP_NOLIST;
+ break;
+ case 'g': /* ignore -- for ftp servers */
+ break;
+ case 'i':
+ list_fmt |= LIST_INO;
+ break;
+ case 'l':
+ style_fmt = STYLE_LONG;
+ list_fmt |= LIST_LONG;
#ifdef CONFIG_FEATURE_HUMAN_READABLE
- ls_disp_hr = FALSE;
+ ls_disp_hr = FALSE;
#endif
break;
- case 'n': list_fmt |= LIST_ID_NUMERIC; break;
- case 's': list_fmt |= LIST_BLOCKS; break;
- case 'x': disp_opts = DISP_ROWS; break;
+ case 'n':
+ list_fmt |= LIST_ID_NUMERIC;
+ break;
+ case 's':
+ list_fmt |= LIST_BLOCKS;
+ break;
+ case 'x':
+ disp_opts = DISP_ROWS;
+ break;
#ifdef CONFIG_FEATURE_LS_FILETYPES
- case 'F': list_fmt |= LIST_FILETYPE | LIST_EXEC; break;
- case 'p': list_fmt |= LIST_FILETYPE; break;
+ case 'F':
+ list_fmt |= LIST_FILETYPE | LIST_EXEC;
+ break;
+ case 'p':
+ list_fmt |= LIST_FILETYPE;
+ break;
#endif
#ifdef CONFIG_FEATURE_LS_RECURSIVE
- case 'R': disp_opts |= DISP_RECURSIVE; break;
+ case 'R':
+ disp_opts |= DISP_RECURSIVE;
+ break;
#endif
#ifdef CONFIG_FEATURE_LS_SORTFILES
- case 'r': sort_order |= SORT_REVERSE; break;
- case 'S': sort_opts= SORT_SIZE; break;
- case 'v': sort_opts= SORT_VERSION; break;
- case 'X': sort_opts= SORT_EXT; break;
+ case 'r':
+ sort_order |= SORT_REVERSE;
+ break;
+ case 'S':
+ sort_opts = SORT_SIZE;
+ break;
+ case 'v':
+ sort_opts = SORT_VERSION;
+ break;
+ case 'X':
+ sort_opts = SORT_EXT;
+ break;
#endif
#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
- case 'e': list_fmt |= LIST_FULLTIME; break;
- case 'c':
- time_fmt = TIME_CHANGE;
+ case 'e':
+ list_fmt |= LIST_FULLTIME;
+ break;
+ case 'c':
+ time_fmt = TIME_CHANGE;
#ifdef CONFIG_FEATURE_LS_SORTFILES
- sort_opts= SORT_CTIME;
+ sort_opts = SORT_CTIME;
#endif
- break;
- case 'u':
- time_fmt = TIME_ACCESS;
+ break;
+ case 'u':
+ time_fmt = TIME_ACCESS;
#ifdef CONFIG_FEATURE_LS_SORTFILES
- sort_opts= SORT_ATIME;
+ sort_opts = SORT_ATIME;
#endif
- break;
- case 't':
+ break;
+ case 't':
#ifdef CONFIG_FEATURE_LS_SORTFILES
- sort_opts= SORT_MTIME;
+ sort_opts = SORT_MTIME;
#endif
- break;
+ break;
#endif
#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS
- case 'L': follow_links= TRUE; break;
+ case 'L':
+ follow_links = TRUE;
+ break;
#endif
#ifdef CONFIG_FEATURE_AUTOWIDTH
- case 'T': tabstops= atoi(optarg); break;
- case 'w': terminal_width= atoi(optarg); break;
+ case 'T':
+ tabstops = atoi(optarg);
+ break;
+ case 'w':
+ terminal_width = atoi(optarg);
+ break;
#endif
#ifdef CONFIG_FEATURE_HUMAN_READABLE
- case 'h': ls_disp_hr = TRUE; break;
+ case 'h':
+ ls_disp_hr = TRUE;
+ break;
#endif
- case 'k': break;
- default:
- goto print_usage_message;
+ case 'k':
+ break;
+ default:
+ goto print_usage_message;
}
}
/* sort out which command line options take precedence */
#ifdef CONFIG_FEATURE_LS_RECURSIVE
if (disp_opts & DISP_NOLIST)
- disp_opts &= ~DISP_RECURSIVE; /* no recurse if listing only dir */
+ disp_opts &= ~DISP_RECURSIVE; /* no recurse if listing only dir */
#endif
#if defined (CONFIG_FEATURE_LS_TIMESTAMPS) && defined (CONFIG_FEATURE_LS_SORTFILES)
- if (time_fmt & TIME_CHANGE) sort_opts= SORT_CTIME;
- if (time_fmt & TIME_ACCESS) sort_opts= SORT_ATIME;
+ if (time_fmt & TIME_CHANGE)
+ sort_opts = SORT_CTIME;
+ if (time_fmt & TIME_ACCESS)
+ sort_opts = SORT_ATIME;
#endif
if (style_fmt != STYLE_LONG)
- list_fmt &= ~LIST_ID_NUMERIC; /* numeric uid only for long list */
+ list_fmt &= ~LIST_ID_NUMERIC; /* numeric uid only for long list */
#ifdef CONFIG_FEATURE_LS_USERNAME
if (style_fmt == STYLE_LONG && (list_fmt & LIST_ID_NUMERIC))
- list_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */
+ list_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */
#endif
/* choose a display format */
@@ -926,42 +1011,42 @@ extern int ls_main(int argc, char **argv)
* just holds the pointers- we don't move the date the pointers
* point to.
*/
- ac= argc - optind; /* how many cmd line args are left */
+ ac = argc - optind; /* how many cmd line args are left */
if (ac < 1) {
- av= (char **)xcalloc((size_t)1, (size_t)(sizeof(char *)));
- av[0]= xstrdup(".");
- ac=1;
+ av = (char **) xcalloc((size_t) 1, (size_t) (sizeof(char *)));
+ av[0] = xstrdup(".");
+ ac = 1;
} else {
- av= (char **)xcalloc((size_t)ac, (size_t)(sizeof(char *)));
- for (oi=0 ; oi < ac; oi++) {
- av[oi]= argv[optind++]; /* copy pointer to real cmd line arg */
+ av = (char **) xcalloc((size_t) ac, (size_t) (sizeof(char *)));
+ for (oi = 0; oi < ac; oi++) {
+ av[oi] = argv[optind++]; /* copy pointer to real cmd line arg */
}
}
/* now, everything is in the av array */
if (ac > 1)
- disp_opts |= DISP_DIRNAME; /* 2 or more items? label directories */
+ disp_opts |= DISP_DIRNAME; /* 2 or more items? label directories */
/* stuff the command line file names into an dnode array */
- dn=NULL;
- for (oi=0 ; oi < ac; oi++) {
- cur= (struct dnode *)xmalloc(sizeof(struct dnode));
- cur->fullname= xstrdup(av[oi]);
- cur->name= cur->fullname;
+ dn = NULL;
+ for (oi = 0; oi < ac; oi++) {
+ cur = (struct dnode *) xmalloc(sizeof(struct dnode));
+ cur->fullname = xstrdup(av[oi]);
+ cur->name = cur->fullname;
if (my_stat(cur))
continue;
- cur->next= dn;
- dn= cur;
+ cur->next = dn;
+ dn = cur;
nfiles++;
}
/* now that we know how many files there are
- ** 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 */
- cur= cur->next;
+ ** 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 */
+ cur = cur->next;
}
@@ -969,12 +1054,13 @@ extern int ls_main(int argc, char **argv)
#ifdef CONFIG_FEATURE_LS_SORTFILES
shellsort(dnp, nfiles);
#endif
- if (nfiles > 0) showfiles(dnp, nfiles);
+ if (nfiles > 0)
+ showfiles(dnp, nfiles);
} else {
- dnd= splitdnarray(dnp, nfiles, SPLIT_DIR);
- dnf= splitdnarray(dnp, nfiles, SPLIT_FILE);
- dndirs= countdirs(dnp, nfiles);
- dnfiles= nfiles - dndirs;
+ dnd = splitdnarray(dnp, nfiles, SPLIT_DIR);
+ dnf = splitdnarray(dnp, nfiles, SPLIT_FILE);
+ dndirs = countdirs(dnp, nfiles);
+ dnfiles = nfiles - dndirs;
if (dnfiles > 0) {
#ifdef CONFIG_FEATURE_LS_SORTFILES
shellsort(dnf, dnfiles);
@@ -988,7 +1074,7 @@ extern int ls_main(int argc, char **argv)
showdirs(dnd, dndirs);
}
}
- return(status);
+ return (status);
print_usage_message:
show_usage();
generated by cgit v1.1 at 2024-11-08 07:26:05 +0000