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author | Rich Felker <dalias@aerifal.cx> | 2013-08-02 12:59:45 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2013-08-02 12:59:45 -0400 |
commit | c8c0844f7fbcb955848ca84432e5ffcf71f1cef1 (patch) | |
tree | 57aee97670957a956d6a387d1b33d6fd987765e9 /src/process | |
parent | 0dc4824479e357a3e23a02d35527e23fca920343 (diff) | |
download | musl-c8c0844f7fbcb955848ca84432e5ffcf71f1cef1.tar.gz musl-c8c0844f7fbcb955848ca84432e5ffcf71f1cef1.tar.xz musl-c8c0844f7fbcb955848ca84432e5ffcf71f1cef1.zip |
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/process')
-rw-r--r-- | src/process/fexecve.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/process/fexecve.c b/src/process/fexecve.c index 5939181a..8ab02a74 100644 --- a/src/process/fexecve.c +++ b/src/process/fexecve.c @@ -2,11 +2,12 @@ #include <stdio.h> #include <errno.h> +void __procfdname(char *, unsigned); + int fexecve(int fd, char *const argv[], char *const envp[]) { - static const char proc[] = "/proc/self/fd/%d"; - char buf[sizeof proc + 3*sizeof(int)]; - snprintf(buf, sizeof buf, proc, fd); + char buf[15 + 3*sizeof(int)]; + __procfdname(buf, fd); execve(buf, argv, envp); if (errno == ENOENT) errno = EBADF; return -1; |