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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 13:54:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 13:54:38 +0000
commit8c1ab65c0f548d20b7f177bdb736daaf603340e1 (patch)
treedf55b7e75bf43f2bf500845b105afe3ac3a5157e /libc-top-half/musl/src/conf/confstr.c
parentInitial commit. (diff)
downloadwasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.tar.xz
wasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.zip
Adding upstream version 0.0~git20221206.8b7148f.upstream/0.0_git20221206.8b7148f
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'libc-top-half/musl/src/conf/confstr.c')
-rw-r--r--libc-top-half/musl/src/conf/confstr.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/conf/confstr.c b/libc-top-half/musl/src/conf/confstr.c
new file mode 100644
index 0000000..02cb1aa
--- /dev/null
+++ b/libc-top-half/musl/src/conf/confstr.c
@@ -0,0 +1,17 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <errno.h>
+
+size_t confstr(int name, char *buf, size_t len)
+{
+ const char *s = "";
+ if (!name) {
+ s = "/bin:/usr/bin";
+ } else if ((name&~4U)!=1 && name-_CS_POSIX_V6_ILP32_OFF32_CFLAGS>33U) {
+ errno = EINVAL;
+ return 0;
+ }
+ // snprintf is overkill but avoid wasting code size to implement
+ // this completely useless function and its truncation semantics
+ return snprintf(buf, len, "%s", s) + 1;
+}