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(xwrite): Give output buffer parameter const attribute.

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(output): Likewise for both parameters.
(tac): Likewise for file name parameter.
(tac_file): Likewise.
This commit is contained in:
Jim Meyering
1995-10-29 20:38:01 +00:00
parent 4fa07774d6
commit 40f0f4d2e8
1 changed files with 4 additions and 4 deletions
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src/tac.c
+4 -4
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@@ -183,7 +183,7 @@ xrealloc (char *p, unsigned int n)
}
static void
xwrite (int desc, char *buffer, int size)
xwrite (int desc, const char *buffer, int size)
{
if (full_write (desc, buffer, size) < 0)
{
@@ -196,7 +196,7 @@ xwrite (int desc, char *buffer, int size)
If START is NULL, just flush the buffer. */
static void
output (char *start, char *past_end)
output (const char *start, const char *past_end)
{
static char buffer[WRITESIZE];
static int bytes_in_buffer = 0;
@@ -229,7 +229,7 @@ output (char *start, char *past_end)
Return 0 if ok, 1 if an error occurs. */
static int
tac (int fd, char *file)
tac (int fd, const char *file)
{
/* Pointer to the location in `buffer' where the search for
the next separator will begin. */
@@ -396,7 +396,7 @@ tac (int fd, char *file)
Return 0 if ok, 1 if an error occurs. */
static int
tac_file (char *file)
tac_file (const char *file)
{
int fd, errors;