aboutsummaryrefslogtreecommitdiff
path: root/system/lib/libc/musl/src/stdlib/strtod.c
diff options
context:
space:
mode:
authorAlon Zakai <alonzakai@gmail.com>2014-01-13 16:55:19 -0800
committerAlon Zakai <alonzakai@gmail.com>2014-01-13 16:56:03 -0800
commitcd1edebb5034ea52396a5b68304e84ae80878740 (patch)
tree6a6f8364ea74985d11c4f6ff74e5b80e08dc849d /system/lib/libc/musl/src/stdlib/strtod.c
parentaf59788f8b7b76515e36bee1bf66edf497b801db (diff)
parent2914deb17f3857bb02eeec87a58a3ed6d4a8853a (diff)
Merge branch 'incoming' of github.com:kripken/emscripten into incoming1.8.8
conflicts: tests/test_core.py tools/shared.py
Diffstat (limited to 'system/lib/libc/musl/src/stdlib/strtod.c')
-rw-r--r--system/lib/libc/musl/src/stdlib/strtod.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/system/lib/libc/musl/src/stdlib/strtod.c b/system/lib/libc/musl/src/stdlib/strtod.c
new file mode 100644
index 00000000..461dcf85
--- /dev/null
+++ b/system/lib/libc/musl/src/stdlib/strtod.c
@@ -0,0 +1,40 @@
+#include <stdlib.h>
+#include "shgetc.h"
+#include "floatscan.h"
+#include "stdio_impl.h"
+#include "libc.h"
+
+static long double strtox(const char *s, char **p, int prec)
+{
+ FILE f = {
+ .buf = (void *)s, .rpos = (void *)s,
+ .rend = (void *)-1, .lock = -1
+ };
+ shlim(&f, 0);
+ long double y = __floatscan(&f, prec, 1);
+ off_t cnt = shcnt(&f);
+ if (p) *p = cnt ? (char *)s + cnt : (char *)s;
+ return y;
+}
+
+float strtof(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 0);
+}
+
+double strtod(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 1);
+}
+
+long double strtold(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 2);
+}
+
+weak_alias(strtof, strtof_l);
+weak_alias(strtod, strtod_l);
+weak_alias(strtold, strtold_l);
+weak_alias(strtof, __strtof_l);
+weak_alias(strtod, __strtod_l);
+weak_alias(strtold, __strtold_l);