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author | midipix <writeonce@midipix.org> | 2016-10-24 16:41:54 -0400 |
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committer | midipix <writeonce@midipix.org> | 2016-11-11 00:22:50 -0500 |
commit | b183d1ada2b4db899179e1865d4248f8e950a1ca (patch) | |
tree | 26e5b10acfd938ebd3b74c41f40d68d01e8a6a2c /src/helper | |
parent | 99b875dda2bc51ebc832fb9e380d3bdcc1097c8f (diff) | |
download | mdso-b183d1ada2b4db899179e1865d4248f8e950a1ca.tar.bz2 mdso-b183d1ada2b4db899179e1865d4248f8e950a1ca.tar.xz |
helper api: renamed mdso_create_output() --> mdso_create_asm_source().
Diffstat (limited to 'src/helper')
-rw-r--r-- | src/helper/mdso_create_asm_source.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/helper/mdso_create_asm_source.c b/src/helper/mdso_create_asm_source.c new file mode 100644 index 0000000..0d02c12 --- /dev/null +++ b/src/helper/mdso_create_asm_source.c @@ -0,0 +1,47 @@ +/****************************************************************/ +/* mdso: midipix dso scavenger */ +/* Copyright (C) 2015--2016 Z. Gilboa */ +/* Released under GPLv2 and GPLv3; see COPYING.MDSO. */ +/****************************************************************/ + +#include <stdint.h> +#include <stdlib.h> +#include <stdio.h> +#include <stddef.h> +#include <unistd.h> +#include <fcntl.h> + +#include <mdso/mdso.h> +#include "mdso_driver_impl.h" +#include "mdso_errinfo_impl.h" + +FILE * mdso_create_asm_source( + const struct mdso_driver_ctx * dctx, + const char * asmname) +{ + struct mdso_driver_ctx_impl * ictx; + uintptr_t addr; + int fdout; + FILE * fout; + + if (!dctx->cctx->dstdir) + return stdout; + + addr = (uintptr_t)dctx - offsetof(struct mdso_driver_ctx_impl,ctx); + ictx = (struct mdso_driver_ctx_impl *)addr; + + if ((fdout = openat(ictx->fddst,asmname, + O_CREAT|O_TRUNC|O_WRONLY|O_NOCTTY|O_NOFOLLOW, + S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)) < 0) { + MDSO_SYSTEM_ERROR(dctx); + return 0; + } + + if (!(fout = fdopen(fdout,"w"))) { + close(fdout); + MDSO_SYSTEM_ERROR(dctx); + return 0; + } + + return fout; +} |