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xz: Refactor to remove is_empty_filename().

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Long ago it was used in list.c too but nowadays it's needed
only in io_open_src() so it's nicer to avoid a separate function.
This commit is contained in:
Lasse Collin 2022-10-25 18:30:55 +03:00
parent 8562401597
commit 8b46ae8cde
3 changed files with 3 additions and 17 deletions
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4
src/xz/file_io.c
View file

@ -748,8 +748,10 @@ error:
extern file_pair *
io_open_src(const char *src_name)
{
if (is_empty_filename(src_name))
if (src_name[0] == '\0') {
message_error(_("Empty filename, skipping"));
return NULL;
}
// Since we have only one file open at a time, we can use
// a statically allocated structure.

12
src/xz/util.c
View file

@ -260,18 +260,6 @@ my_snprintf(char **pos, size_t *left, const char *fmt, ...)
}
extern bool
is_empty_filename(const char *filename)
{
if (filename[0] == '\0') {
message_error(_("Empty filename, skipping"));
return true;
}
return false;
}
extern bool
is_tty_stdin(void)
{

4
src/xz/util.h
View file

@ -105,10 +105,6 @@ extern void my_snprintf(char **pos, size_t *left, const char *fmt, ...)
lzma_attribute((__format__(__printf__, 3, 4)));
/// \brief Check if filename is empty and print an error message
extern bool is_empty_filename(const char *filename);
/// \brief Test if stdin is a terminal
///
/// If stdin is a terminal, an error message is printed and exit status set