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authorRich Felker <dalias@aerifal.cx>2013-08-02 12:59:45 -0400
committerRich Felker <dalias@aerifal.cx>2013-08-02 12:59:45 -0400
commitc8c0844f7fbcb955848ca84432e5ffcf71f1cef1 (patch)
tree57aee97670957a956d6a387d1b33d6fd987765e9 /src/misc
parent0dc4824479e357a3e23a02d35527e23fca920343 (diff)
downloadmusl-c8c0844f7fbcb955848ca84432e5ffcf71f1cef1.tar.gz
debloat code that depends on /proc/self/fd/%d with shared function
I intend to add more Linux workarounds that depend on using these pathnames, and some of them will be in "syscall" functions that, from an anti-bloat standpoint, should not depend on the whole snprintf framework.
Diffstat (limited to 'src/misc')
-rw-r--r--src/misc/realpath.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/misc/realpath.c b/src/misc/realpath.c
index 18335146..d238ed01 100644
--- a/src/misc/realpath.c
+++ b/src/misc/realpath.c
@@ -6,6 +6,8 @@
#include <errno.h>
#include <unistd.h>
+void __procfdname(char *, unsigned);
+
char *realpath(const char *restrict filename, char *restrict resolved)
{
int fd;
@@ -21,7 +23,7 @@ char *realpath(const char *restrict filename, char *restrict resolved)
fd = open(filename, O_RDONLY|O_NONBLOCK|O_CLOEXEC);
if (fd < 0) return 0;
- snprintf(buf, sizeof buf, "/proc/self/fd/%d", fd);
+ __procfdname(buf, fd);
if (!resolved) {
alloc = 1;