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authorRich Felker <dalias@aerifal.cx>2011-04-13 08:35:32 -0400
committerRich Felker <dalias@aerifal.cx>2011-04-13 08:35:32 -0400
commit750b738e53f799443fcfcd3a0751318c072a022f (patch)
treeccce946913f6e5bfef0512fdd2313fd512ef1d3c /src/misc/ptsname.c
parente2915eeeea244d3818d5eb7532ed35c6cf43c8fd (diff)
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add ptsname_r (nonstandard) and split ptsname (standard) to separate file
this eliminates the ugly static buffer in programs that use ptsname_r.
Diffstat (limited to 'src/misc/ptsname.c')
-rw-r--r--src/misc/ptsname.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/misc/ptsname.c b/src/misc/ptsname.c
new file mode 100644
index 00000000..4f56781d
--- /dev/null
+++ b/src/misc/ptsname.c
@@ -0,0 +1,9 @@
+#include <stdlib.h>
+
+int __ptsname_r(int, char *, size_t);
+
+char *ptsname(int fd)
+{
+	static char buf[9 + sizeof(int)*3 + 1];
+	return __ptsname_r(fd, buf, sizeof buf) < 0 ? 0 : buf;
+}