From 00a88c01dc20c33da1936600d46974d460a23cc4 Mon Sep 17 00:00:00 2001 From: midipix Date: Wed, 8 Feb 2017 01:08:41 -0500 Subject: project: source tree: tidy up. --- src/helper/mdso_create_output.c | 66 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 src/helper/mdso_create_output.c (limited to 'src/helper/mdso_create_output.c') diff --git a/src/helper/mdso_create_output.c b/src/helper/mdso_create_output.c new file mode 100644 index 0000000..b152697 --- /dev/null +++ b/src/helper/mdso_create_output.c @@ -0,0 +1,66 @@ +/****************************************************************/ +/* mdso: midipix dso scavenger */ +/* Copyright (C) 2015--2017 Z. Gilboa */ +/* Released under GPLv2 and GPLv3; see COPYING.MDSO. */ +/****************************************************************/ + +#include +#include +#include +#include +#include +#include + +#include +#include "mdso_driver_impl.h" +#include "mdso_errinfo_impl.h" + +static FILE * mdso_create_output( + const struct mdso_driver_ctx * dctx, + const char * name) +{ + struct mdso_driver_ctx_impl * ictx; + uintptr_t addr; + int fdout; + FILE * fout; + + addr = (uintptr_t)dctx - offsetof(struct mdso_driver_ctx_impl,ctx); + ictx = (struct mdso_driver_ctx_impl *)addr; + + if ((fdout = openat(ictx->fddst,name, + 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; +} + +FILE * mdso_create_asm_source( + const struct mdso_driver_ctx * dctx, + const char * asmname) +{ + if (!dctx->cctx->dstdir) + return stdout; + + return mdso_create_output(dctx,asmname); +} + +FILE * mdso_create_object( + const struct mdso_driver_ctx * dctx, + const char * objname) +{ + if (!dctx->cctx->dstdir) { + MDSO_CUSTOM_ERROR(dctx,MDSO_ERR_INVALID_DSTDIR); + return 0; + } + + return mdso_create_output(dctx,objname); +} -- cgit v1.2.3