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Fix the build

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This commit is contained in:
Justine Tunney 2023-08-13 07:17:40 -07:00
parent 6942d7b820
commit b40d41085d
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GPG key ID: BE714B4575D6E328
4 changed files with 32 additions and 26 deletions
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50
libc/calls/mkstemp.c
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@ -26,6 +26,32 @@
#include "libc/sysv/consts/o.h"
#include "libc/sysv/errfuns.h"
int _mkstemp(char *template, int oflags) {
uint64_t w;
int i, n, e, fd;
if ((n = strlen(template)) < 6 ||
READ16LE(template + n - 2) != READ16LE("XX") ||
READ32LE(template + n - 6) != READ32LE("XXXX")) {
return einval();
}
for (;;) {
w = _rand64();
for (i = 0; i < 6; ++i) {
template[n - 6 + i] = "0123456789abcdefghijklmnopqrstuvwxyz"[w % 36];
w /= 36;
}
e = errno;
if ((fd = open(template, O_RDWR | O_CREAT | O_EXCL | oflags, 0600)) != -1) {
return fd;
} else if (errno == EEXIST) {
errno = e;
} else {
template[0] = 0;
return fd;
}
}
}
/**
* Creates temporary file name and file descriptor.
*
@ -52,27 +78,5 @@
* @see tmpfd() if you don't need a path
*/
int mkstemp(char *template) {
uint64_t w;
int i, n, e, fd;
if ((n = strlen(template)) < 6 ||
READ16LE(template + n - 2) != READ16LE("XX") ||
READ32LE(template + n - 6) != READ32LE("XXXX")) {
return einval();
}
for (;;) {
w = _rand64();
for (i = 0; i < 6; ++i) {
template[n - 6 + i] = "0123456789abcdefghijklmnopqrstuvwxyz"[w % 36];
w /= 36;
}
e = errno;
if ((fd = open(template, O_RDWR | O_CREAT | O_EXCL, 0600)) != -1) {
return fd;
} else if (errno == EEXIST) {
errno = e;
} else {
template[0] = 0;
return fd;
}
}
return _mkstemp(template, 0);
}