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Added an option to revert the sort order.
author
Francois Fleuret
<francois@fleuret.org>
Fri, 26 Feb 2010 18:29:39 +0000
(19:29 +0100)
committer
Francois Fleuret
<francois@fleuret.org>
Fri, 26 Feb 2010 18:29:39 +0000
(19:29 +0100)
dus.c
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diff --git
a/dus.c
b/dus.c
index
3a4d7f4
..
b6c8851
100644
(file)
--- a/
dus.c
+++ b/
dus.c
@@
-51,6
+51,8
@@
int forced_height = 0; /* -1 means no height limit, strictly positive
int fancy_size_display = 0; /* 1 means to use floating values with K, M and G
as units */
int fancy_size_display = 0; /* 1 means to use floating values with K, M and G
as units */
+int reverse_sorting = 0; /* 1 means to show the large ones first */
+
/********************************************************************/
int ignore_entry(const char *name) {
/********************************************************************/
int ignore_entry(const char *name) {
@@
-147,12
+149,22
@@
int compare_files(const void *x1, const void *x2) {
f1 = (const struct file_with_size **) x1;
f2 = (const struct file_with_size **) x2;
f1 = (const struct file_with_size **) x1;
f2 = (const struct file_with_size **) x2;
- if((*f1)->size < (*f2)->size) {
- return -1;
- } else if((*f1)->size > (*f2)->size) {
- return 1;
+ if(reverse_sorting) {
+ if((*f1)->size < (*f2)->size) {
+ return 1;
+ } else if((*f1)->size > (*f2)->size) {
+ return -1;
+ } else {
+ return 0;
+ }
} else {
} else {
- return 0;
+ if((*f1)->size < (*f2)->size) {
+ return -1;
+ } else if((*f1)->size > (*f2)->size) {
+ return 1;
+ } else {
+ return 0;
+ }
}
}
}
}
@@
-226,7
+238,7
@@
int main(int argc, char **argv) {
setlocale (LC_ALL, "");
while (1) {
setlocale (LC_ALL, "");
while (1) {
- c = getopt(argc, argv, "dfl:hdu");
+ c = getopt(argc, argv, "df
r
l:hdu");
if (c == -1)
break;
if (c == -1)
break;
@@
-240,21
+252,25
@@
int main(int argc, char **argv) {
fancy_size_display = 1;
break;
fancy_size_display = 1;
break;
+ case 'r':
+ reverse_sorting = 1;
+ break;
+
case 'l':
forced_height = atoi(optarg);
break;
case 'h':
printf("Usage: dus [OPTION]... [FILE]...\n");
case 'l':
forced_height = atoi(optarg);
break;
case 'h':
printf("Usage: dus [OPTION]... [FILE]...\n");
- printf("List files and directories sorted according to their size or content \n");
- printf("size.\n");
+ printf("List files and directories sorted according to their size or content size (the content of the current directory by default).\n");
printf("\n");
printf("\n");
- printf(" -d
do not take into account fil
es starting with a '.'\n");
+ printf(" -d
ignore files and directori
es starting with a '.'\n");
printf(" -f display size with float values and K, M and G units.\n");
printf(" -f display size with float values and K, M and G units.\n");
+ printf(" -r reverse the sorting order.\n");
printf(" -l <lines> specificy the number of lines to display. The value -1\n");
printf(" corresponds to all the lines. By default the command\n");
printf(" -l <lines> specificy the number of lines to display. The value -1\n");
printf(" corresponds to all the lines. By default the command\n");
- printf(" shows one line less than the
number of lines of the TTY,
\n");
- printf("
or all the lines if standard output is not a tty
\n");
+ printf(" shows one line less than the
height the tty, or all the
\n");
+ printf("
lines if the standard output is not a tty.
\n");
printf(" -h show this help.\n");
printf("\n");
printf("Report bugs and comments to <francois@fleuret.org>\n");
printf(" -h show this help.\n");
printf("\n");
printf("Report bugs and comments to <francois@fleuret.org>\n");