*: introduce and use xmkstemp. -65 bytes.

Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
This commit is contained in:
Alexander Shishkin 2010-10-22 13:27:16 +02:00 committed by Denys Vlasenko
parent cbfeaac7af
commit 6722737ece
7 changed files with 17 additions and 16 deletions

View File

@ -41,12 +41,10 @@ static void convert(char *fn, int conv_type)
fstat(fileno(in), &st);
temp_fn = xasprintf("%sXXXXXX", resolved_fn);
i = mkstemp(temp_fn);
if (i == -1
|| fchmod(i, st.st_mode) == -1
) {
i = xmkstemp(temp_fn);
if (fchmod(i, st.st_mode) == -1)
bb_simple_perror_msg_and_die(temp_fn);
}
out = xfdopen_for_write(i);
}

View File

@ -685,9 +685,8 @@ static int diffreg(char *file[2])
*/
if (lseek(fd, 0, SEEK_SET) == -1 && errno == ESPIPE) {
char name[] = "/tmp/difXXXXXX";
int fd_tmp = mkstemp(name);
if (fd_tmp < 0)
bb_perror_msg_and_die("mkstemp");
int fd_tmp = xmkstemp(name);
unlink(name);
if (bb_copyfd_eof(fd, fd_tmp) < 0)
xfunc_die();

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@ -200,8 +200,7 @@ int copy_tempfile(int fdin, char *name, char **tempname)
int fd;
*tempname = xasprintf("%sXXXXXX", name);
fd = mkstemp(*tempname);
if(-1 == fd) bb_perror_msg_and_die("no temp file");
fd = xmkstemp(*tempname);
// Set permissions of output file
fstat(fdin, &statbuf);

View File

@ -1370,9 +1370,7 @@ int sed_main(int argc UNUSED_PARAM, char **argv)
}
G.outname = xasprintf("%sXXXXXX", argv[i]);
nonstdoutfd = mkstemp(G.outname);
if (-1 == nonstdoutfd)
bb_perror_msg_and_die("can't create temp file %s", G.outname);
nonstdoutfd = xmkstemp(G.outname);
G.nonstdout = xfdopen_for_write(nonstdoutfd);
/* Set permissions/owner of output file */

View File

@ -425,6 +425,7 @@ int xopen_stdin(const char *pathname) FAST_FUNC;
void xrename(const char *oldpath, const char *newpath) FAST_FUNC;
int rename_or_warn(const char *oldpath, const char *newpath) FAST_FUNC;
off_t xlseek(int fd, off_t offset, int whence) FAST_FUNC;
int xmkstemp(char *template) FAST_FUNC;
off_t fdlength(int fd) FAST_FUNC;
uoff_t FAST_FUNC get_volume_size_in_bytes(int fd,

View File

@ -240,6 +240,14 @@ off_t FAST_FUNC xlseek(int fd, off_t offset, int whence)
return off;
}
int FAST_FUNC xmkstemp(char *template)
{
int fd = mkstemp(template);
if (fd < 0)
bb_perror_msg_and_die("can't create temp file '%s'", template);
return fd;
}
// Die with supplied filename if this FILE* has ferror set.
void FAST_FUNC die_if_ferror(FILE *fp, const char *fn)
{

View File

@ -159,9 +159,7 @@ int lpqr_main(int argc UNUSED_PARAM, char *argv[])
// if data file is stdin, we need to dump it first
if (LONE_DASH(*argv)) {
strcpy(tempfile, "/tmp/lprXXXXXX");
dfd = mkstemp(tempfile);
if (dfd < 0)
bb_perror_msg_and_die("mkstemp");
dfd = xmkstemp(tempfile);
bb_copyfd_eof(STDIN_FILENO, dfd);
xlseek(dfd, 0, SEEK_SET);
*argv = (char*)bb_msg_standard_input;