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* util.c (size_trunc_len): New function - print file size to 

a buffer of limited length.
* util.h: Declare size_trunc_len().
* screen.c (string_file_size): Use size_trunc_len().
This commit is contained in:
Pavel Roskin 2001-06-28 04:17:28 +00:00
parent 2bde471305
commit a5281c3ee4
4 changed files with 41 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/ChangeLog
View File

@ -1,3 +1,10 @@
2001-06-28 Pavel Roskin <proski@gnu.org>
* util.c (size_trunc_len): New function - print file size to
a buffer of limited length.
* util.h: Declare size_trunc_len().
* screen.c (string_file_size): Use size_trunc_len().
2001-06-26 Pavel Roskin <proski@gnu.org>
* xslint.c: Remove.

12
src/screen.c
View File

@ -197,7 +197,6 @@ char *
string_file_size (file_entry *fe, int len)
{
static char buffer [BUF_TINY];
int i;
#ifdef HAVE_ST_RDEV
if (S_ISBLK (fe->buf.st_mode) || S_ISCHR (fe->buf.st_mode))
@ -207,16 +206,7 @@ string_file_size (file_entry *fe, int len)
else
#endif
{
g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->buf.st_size);
if (len && (i = strlen (buffer)) > len) {
if (i - 2 > len) {
if (i - 5 > len)
g_snprintf (buffer, sizeof (buffer), "%luG", (unsigned long) ((fe->buf.st_size) >> 30));
else
g_snprintf (buffer, sizeof (buffer), "%luM", (unsigned long) ((fe->buf.st_size) >> 20));
} else
g_snprintf (buffer, sizeof (buffer), "%luK", (unsigned long) ((fe->buf.st_size) >> 10));
}
size_trunc_len (buffer, len, fe->buf.st_size);
}
return buffer;
}

32
src/util.c
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@ -313,6 +313,38 @@ char *size_trunc_sep (double size)
return d;
}
/*
* Print file SIZE to BUFFER, but don't exceed LEN characters,
* not including trailing 0. BUFFER should be at least LEN+1 long.
* This function is called for every file on panels, so avoid
* floating point by any means.
*/
void
size_trunc_len (char *buffer, int len, off_t size)
{
/* Avoid taking power for every file. */
static const off_t power10 [] =
{1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000,
1000000000};
static const char *suffix [] =
{"", "K", "M", "G", "T", "P", "E", "Z", "Y", NULL};
int j = 0;
/* Don't print more than 9 digits - use suffix. */
if (len == 0 || len > 9)
len = 9;
for (j = 0; suffix [j] != NULL; j++) {
if (size < power10 [len - (j > 0)]) {
g_snprintf (buffer, len + 1, "%lu%s", (unsigned long) size, suffix[j]);
break;
}
/* Powers of 1024, no rounding. */
size = size >> 10;
}
}
int is_exe (mode_t mode)
{
if ((S_IXUSR & mode) || (S_IXGRP & mode) || (S_IXOTH & mode))

1
src/util.h
View File

@ -18,6 +18,7 @@ char *fake_name_quote (const char *c, int quote_percent);
char *name_trunc (char *txt, int trunc_len);
char *size_trunc (double size);
char *size_trunc_sep (double size);
void size_trunc_len (char *buffer, int len, off_t size);
int is_exe (mode_t mode);
char *string_perm (mode_t mode_bits);
char *strip_password (char *path, int has_prefix);