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/*******************************************************************/
/* slibtool: a skinny libtool implementation, written in C */
/* Copyright (C) 2016--2024 SysDeer Technologies, LLC */
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/
#include <slibtool/slibtool.h>
#include "slibtool_driver_impl.h"
/* elf rpath */
static const char * ldrpath_elf[] = {
"/lib",
"/lib/64",
"/usr/lib",
"/usr/lib64",
"/usr/local/lib",
"/usr/local/lib64",
0};
/* flavor settings */
#define SLBT_FLAVOR_SETTINGS(flavor, \
bfmt,pic, \
arp,ars,dsop,dsos,osds,osdf, \
exep,exes,impp,imps,maps, \
ldenv) \
static const struct slbt_flavor_settings flavor = { \
bfmt,arp,ars,dsop,dsos,osds,osdf, \
exep,exes,impp,imps,maps, \
ldenv,pic}
SLBT_FLAVOR_SETTINGS(host_flavor_default, \
"elf","-fPIC", \
"lib",".a","lib",".so",".so","", \
"","","","",".expsyms.ver", \
"LD_LIBRARY_PATH");
SLBT_FLAVOR_SETTINGS(host_flavor_midipix, \
"pe","-fPIC", \
"lib",".a","lib",".so",".so","", \
"","","lib",".lib.a",".expsyms.def", \
"LD_LIBRARY_PATH");
SLBT_FLAVOR_SETTINGS(host_flavor_mingw, \
"pe",0, \
"lib",".a","lib",".dll","",".dll", \
"",".exe","lib",".dll.a",".expsyms.def",\
"PATH");
SLBT_FLAVOR_SETTINGS(host_flavor_cygwin, \
"pe",0, \
"lib",".a","lib",".dll","",".dll", \
"",".exe","lib",".dll.a",".expsyms.def",\
"PATH");
SLBT_FLAVOR_SETTINGS(host_flavor_msys, \
"pe",0, \
"lib",".a","lib",".dll","",".dll", \
"",".exe","lib",".dll.a",".expsyms.def",\
"PATH");
SLBT_FLAVOR_SETTINGS(host_flavor_darwin, \
"macho","-fPIC", \
"lib",".a","lib",".dylib","",".dylib", \
"","","","",".expsyms.exp", \
"DYLD_LIBRARY_PATH");
slbt_hidden int slbt_init_ldrpath(
struct slbt_common_ctx * cctx,
struct slbt_host_params * host)
{
char * buf;
const char ** ldrpath;
if (!cctx->rpath || !(cctx->drvflags & SLBT_DRIVER_IMAGE_ELF)) {
host->ldrpath = 0;
return 0;
}
/* common? */
for (ldrpath=ldrpath_elf; *ldrpath; ldrpath ++)
if (!(strcmp(cctx->rpath,*ldrpath))) {
host->ldrpath = 0;
return 0;
}
/* buf */
if (!(buf = malloc(12 + strlen(cctx->host.host))))
return -1;
/* /usr/{host}/lib */
sprintf(buf,"/usr/%s/lib",cctx->host.host);
if (!(strcmp(cctx->rpath,buf))) {
host->ldrpath = 0;
free(buf);
return 0;
}
/* /usr/{host}/lib64 */
sprintf(buf,"/usr/%s/lib64",cctx->host.host);
if (!(strcmp(cctx->rpath,buf))) {
host->ldrpath = 0;
free(buf);
return 0;
}
host->ldrpath = cctx->rpath;
free(buf);
return 0;
}
slbt_hidden void slbt_init_flavor_settings(
struct slbt_common_ctx * cctx,
const struct slbt_host_params * ahost,
struct slbt_flavor_settings * psettings)
{
const struct slbt_host_params * host;
const struct slbt_flavor_settings * settings;
host = ahost ? ahost : &cctx->host;
if (!strcmp(host->flavor,"midipix"))
settings = &host_flavor_midipix;
else if (!strcmp(host->flavor,"mingw"))
settings = &host_flavor_mingw;
else if (!strcmp(host->flavor,"cygwin"))
settings = &host_flavor_cygwin;
else if (!strcmp(host->flavor,"msys"))
settings = &host_flavor_msys;
else if (!strcmp(host->flavor,"darwin"))
settings = &host_flavor_darwin;
else
settings = &host_flavor_default;
if (!ahost) {
if (!strcmp(settings->imagefmt,"elf"))
cctx->drvflags |= SLBT_DRIVER_IMAGE_ELF;
else if (!strcmp(settings->imagefmt,"pe"))
cctx->drvflags |= SLBT_DRIVER_IMAGE_PE;
else if (!strcmp(settings->imagefmt,"macho"))
cctx->drvflags |= SLBT_DRIVER_IMAGE_MACHO;
}
memcpy(psettings,settings,sizeof(*settings));
}
int slbt_host_flavor_settings(
const char * flavor,
const struct slbt_flavor_settings ** settings)
{
if (!strcmp(flavor,"midipix"))
*settings = &host_flavor_midipix;
else if (!strcmp(flavor,"mingw"))
*settings = &host_flavor_mingw;
else if (!strcmp(flavor,"cygwin"))
*settings = &host_flavor_cygwin;
else if (!strcmp(flavor,"msys"))
*settings = &host_flavor_msys;
else if (!strcmp(flavor,"darwin"))
*settings = &host_flavor_darwin;
else if (!strcmp(flavor,"default"))
*settings = &host_flavor_default;
else
*settings = 0;
return *settings ? 0 : -1;
}
int slbt_host_objfmt_is_coff(const struct slbt_driver_ctx * dctx)
{
const char * flavor = dctx->cctx->host.flavor;
return !strcmp(flavor,"midipix")
|| !strcmp(flavor,"mingw")
|| !strcmp(flavor,"cygwin")
|| !strcmp(flavor,"msys");
}
int slbt_host_objfmt_is_macho(const struct slbt_driver_ctx * dctx)
{
const char * flavor = dctx->cctx->host.flavor;
return !strcmp(flavor,"darwin");
}
int slbt_host_group_is_winnt(const struct slbt_driver_ctx * dctx)
{
return slbt_host_objfmt_is_coff(dctx);
}
int slbt_host_group_is_darwin(const struct slbt_driver_ctx * dctx)
{
return slbt_host_objfmt_is_macho(dctx);
}
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