|
 |
2bd749 |
/*******************************************************************/
|
|
|
2bd749 |
/* slibtool: a skinny libtool implementation, written in C */
|
|
|
2bd749 |
/* Copyright (C) 2016 Z. Gilboa */
|
|
|
2bd749 |
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
|
|
|
2bd749 |
/*******************************************************************/
|
|
|
2bd749 |
|
|
|
f0d5f3 |
#include <stdio.h>
|
|
|
2bd749 |
#include <string.h>
|
|
|
2bd749 |
#include <stdbool.h>
|
|
|
2bd749 |
#include <fcntl.h>
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|
|
2bd749 |
#include <errno.h>
|
|
|
2bd749 |
#include <sys/stat.h>
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|
|
2bd749 |
|
|
|
2bd749 |
#include <slibtool/slibtool.h>
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|
|
2bd749 |
#include "slibtool_spawn_impl.h"
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|
|
6529aa |
#include "slibtool_symlink_impl.h"
|
|
|
2bd749 |
|
|
|
5cc3b3 |
/*******************************************************************/
|
|
|
5cc3b3 |
/* */
|
|
|
5cc3b3 |
/* -o <ltlib> switches input result */
|
|
|
5cc3b3 |
/* ---------- --------------------- ----- ------ */
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|
|
b07789 |
/* libfoo.a [-shared|-static] bar.lo libfoo.a */
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|
5cc3b3 |
/* */
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|
|
6d048d |
/* ar cru libfoo.a bar.o */
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|
|
5cc3b3 |
/* ranlib libfoo.a */
|
|
|
5cc3b3 |
/* */
|
|
|
5cc3b3 |
/*******************************************************************/
|
|
|
5cc3b3 |
|
|
|
a0c318 |
/*******************************************************************/
|
|
|
a0c318 |
/* */
|
|
|
a0c318 |
/* -o <ltlib> switches input result */
|
|
|
a0c318 |
/* ---------- --------------------- ----- ------ */
|
|
|
a0c318 |
/* libfoo.la -shared bar.lo libfoo.la */
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|
|
a0c318 |
/* .libs/libfoo.a */
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|
|
a0c318 |
/* .libs/libfoo.la (lnk) */
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|
|
a0c318 |
/* */
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|
|
a0c318 |
/* ar cru .libs/libfoo.a .libs/bar.o */
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|
|
a0c318 |
/* ranlib .libs/libfoo.a */
|
|
|
a0c318 |
/* (generate libfoo.la) */
|
|
|
a0c318 |
/* ln -s ../libfoo.la .libs/libfoo.la */
|
|
|
f730ac |
/* */
|
|
|
f730ac |
/*******************************************************************/
|
|
|
f730ac |
|
|
|
f730ac |
/*******************************************************************/
|
|
|
f730ac |
/* */
|
|
|
f730ac |
/* -o <ltlib> switches input result */
|
|
|
f730ac |
/* ---------- --------------------- ----- ------ */
|
|
|
f730ac |
/* libfoo.la -static bar.lo libfoo.la */
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|
|
f730ac |
/* .libs/libfoo.a */
|
|
|
f730ac |
/* .libs/libfoo.la (lnk) */
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|
|
f730ac |
/* */
|
|
|
f730ac |
/* ar cru .libs/libfoo.a bar.o */
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|
|
f730ac |
/* ranlib .libs/libfoo.a */
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|
|
f730ac |
/* (generate libfoo.la) */
|
|
|
f730ac |
/* ln -s ../libfoo.la .libs/libfoo.la */
|
|
|
a0c318 |
/* */
|
|
|
a0c318 |
/*******************************************************************/
|
|
|
a0c318 |
|
|
|
5cc3b3 |
static bool slbt_adjust_input_argument(char * arg, bool fpic)
|
|
|
5cc3b3 |
{
|
|
|
53aa85 |
char * slash;
|
|
|
5cc3b3 |
char * dot;
|
|
|
53aa85 |
char base[PATH_MAX];
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
if (*arg == '-')
|
|
|
5cc3b3 |
return false;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
if (!(dot = strrchr(arg,'.')))
|
|
|
5cc3b3 |
return false;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
if (strcmp(dot,".lo"))
|
|
|
5cc3b3 |
return false;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
if (fpic) {
|
|
|
53aa85 |
if ((slash = strrchr(arg,'/')))
|
|
|
53aa85 |
slash++;
|
|
|
53aa85 |
else
|
|
|
53aa85 |
slash = arg;
|
|
|
53aa85 |
|
|
|
53aa85 |
if ((size_t)snprintf(base,sizeof(base),"%s",
|
|
|
53aa85 |
slash) >= sizeof(base))
|
|
|
53aa85 |
return false;
|
|
|
53aa85 |
|
|
|
53aa85 |
sprintf(slash,".libs/%s",base);
|
|
|
53aa85 |
dot = strrchr(arg,'.');
|
|
|
5cc3b3 |
}
|
|
|
53aa85 |
|
|
|
53aa85 |
dot[1] = 'o';
|
|
|
53aa85 |
dot[2] = '\0';
|
|
|
53aa85 |
return true;
|
|
|
5cc3b3 |
}
|
|
|
5cc3b3 |
|
|
|
b3940a |
static bool slbt_adjust_linker_argument(
|
|
|
b3940a |
char * arg,
|
|
|
b3940a |
bool fpic,
|
|
|
b3940a |
const char * dsosuffix,
|
|
|
b3940a |
const char * arsuffix)
|
|
|
b3940a |
{
|
|
|
b3940a |
int fdlib;
|
|
|
b3940a |
char * slash;
|
|
|
b3940a |
char * dot;
|
|
|
b3940a |
char base[PATH_MAX];
|
|
|
b3940a |
|
|
|
b3940a |
if (*arg == '-')
|
|
|
b3940a |
return false;
|
|
|
b3940a |
|
|
|
b3940a |
if (!(dot = strrchr(arg,'.')))
|
|
|
b3940a |
return false;
|
|
|
b3940a |
|
|
|
b3940a |
if (strcmp(dot,".la"))
|
|
|
b3940a |
return false;
|
|
|
b3940a |
|
|
|
b3940a |
if (fpic) {
|
|
|
b3940a |
if ((slash = strrchr(arg,'/')))
|
|
|
b3940a |
slash++;
|
|
|
b3940a |
else
|
|
|
b3940a |
slash = arg;
|
|
|
b3940a |
|
|
|
b3940a |
if ((size_t)snprintf(base,sizeof(base),"%s",
|
|
|
b3940a |
slash) >= sizeof(base))
|
|
|
b3940a |
return false;
|
|
|
b3940a |
|
|
|
b3940a |
sprintf(slash,".libs/%s",base);
|
|
|
b3940a |
dot = strrchr(arg,'.');
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
b3940a |
/* shared library dependency? */
|
|
|
b3940a |
if (fpic) {
|
|
|
b3940a |
sprintf(dot,"%s",dsosuffix);
|
|
|
b3940a |
|
|
|
b3940a |
if ((fdlib = open(arg,O_RDONLY)) >= 0)
|
|
|
b3940a |
close(fdlib);
|
|
|
b3940a |
else
|
|
|
b3940a |
sprintf(dot,"%s",arsuffix);
|
|
|
b3940a |
|
|
|
b3940a |
return true;
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
b3940a |
/* input archive */
|
|
|
b3940a |
sprintf(dot,"%s",arsuffix);
|
|
|
b3940a |
return true;
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
2ef5be |
static int slbt_exec_link_adjust_argument_vector(
|
|
|
2ef5be |
const struct slbt_driver_ctx * dctx,
|
|
|
2ef5be |
struct slbt_exec_ctx * ectx,
|
|
|
79c501 |
const char * cwd,
|
|
|
2ef5be |
bool flibrary)
|
|
|
2ef5be |
{
|
|
|
2ef5be |
char ** carg;
|
|
|
2ef5be |
char ** aarg;
|
|
|
2ef5be |
char * slash;
|
|
|
2ef5be |
char * mark;
|
|
|
2ef5be |
char * dot;
|
|
|
2ef5be |
char arg[PATH_MAX];
|
|
|
2ef5be |
bool fwholearchive = false;
|
|
|
2ef5be |
|
|
|
2ef5be |
carg = ectx->cargv;
|
|
|
2ef5be |
aarg = ectx->altv;
|
|
|
2ef5be |
|
|
|
2ef5be |
for (; *carg; ) {
|
|
|
2ef5be |
if (!strcmp(*carg,"-Wl,--whole-archive"))
|
|
|
2ef5be |
fwholearchive = true;
|
|
|
2ef5be |
else if (!strcmp(*carg,"-Wl,--no-whole-archive"))
|
|
|
2ef5be |
fwholearchive = false;
|
|
|
2ef5be |
|
|
|
2ef5be |
|
|
|
2ef5be |
|
|
|
2ef5be |
if (**carg == '-') {
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
|
|
|
2ef5be |
} else if (!(dot = strrchr(*carg,'.'))) {
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
|
|
|
2ef5be |
} else if (!(strcmp(dot,".a"))) {
|
|
|
2ef5be |
if (flibrary && !fwholearchive)
|
|
|
2ef5be |
*aarg++ = "-Wl,--whole-archive";
|
|
|
2ef5be |
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
|
|
|
2ef5be |
if (flibrary && !fwholearchive)
|
|
|
2ef5be |
*aarg++ = "-Wl,--no-whole-archive";
|
|
|
2ef5be |
|
|
|
2ef5be |
} else if (strcmp(dot,dctx->cctx->settings.dsosuffix)) {
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
|
|
|
867d1e |
} else if (carg == ectx->lout[1]) {
|
|
|
867d1e |
/* ^^^hoppla^^^ */
|
|
|
867d1e |
*aarg++ = *carg++;
|
|
|
2ef5be |
} else {
|
|
|
2ef5be |
/* account for {'-','L','-','l'} */
|
|
|
2ef5be |
if ((size_t)snprintf(arg,sizeof(arg),"%s",
|
|
|
2ef5be |
*carg) >= (sizeof(arg) - 4))
|
|
|
2ef5be |
return -1;
|
|
|
2ef5be |
|
|
|
2ef5be |
if ((slash = strrchr(arg,'/'))) {
|
|
|
2ef5be |
sprintf(*carg,"-L%s",arg);
|
|
|
2ef5be |
|
|
|
2ef5be |
mark = strrchr(*carg,'/');
|
|
|
2ef5be |
*mark = '\0';
|
|
|
2ef5be |
|
|
|
5ee0d1 |
if (ectx->fwrapper) {
|
|
|
5ee0d1 |
*slash = '\0';
|
|
|
5ee0d1 |
|
|
|
5ee0d1 |
if (fprintf(ectx->fwrapper,
|
|
|
79c501 |
"DL_PATH=\"$DL_PATH$COLON%s/%s\"\n"
|
|
|
5ee0d1 |
"COLON=':'\n\n",
|
|
|
79c501 |
cwd,arg) < 0)
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
}
|
|
|
5ee0d1 |
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
*aarg++ = ++mark;
|
|
|
2ef5be |
|
|
|
2ef5be |
++slash;
|
|
|
2ef5be |
slash += strlen(dctx->cctx->settings.dsoprefix);
|
|
|
2ef5be |
|
|
|
2ef5be |
sprintf(mark,"-l%s",slash);
|
|
|
2ef5be |
dot = strrchr(mark,'.');
|
|
|
2ef5be |
*dot = '\0';
|
|
|
2ef5be |
} else {
|
|
|
2ef5be |
*aarg++ = *carg++;
|
|
|
2ef5be |
}
|
|
|
2ef5be |
}
|
|
|
2ef5be |
}
|
|
|
2ef5be |
|
|
|
2ef5be |
return 0;
|
|
|
2ef5be |
}
|
|
|
2ef5be |
|
|
|
628cde |
static int slbt_exec_link_remove_file(
|
|
|
628cde |
const struct slbt_driver_ctx * dctx,
|
|
|
628cde |
struct slbt_exec_ctx * ectx,
|
|
|
628cde |
const char * target)
|
|
|
628cde |
{
|
|
|
628cde |
/* remove target (if any) */
|
|
|
628cde |
if (!(unlink(target)) || (errno == ENOENT))
|
|
|
628cde |
return 0;
|
|
|
628cde |
|
|
|
628cde |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
|
|
|
628cde |
strerror(errno);
|
|
|
628cde |
|
|
|
628cde |
return -1;
|
|
|
628cde |
}
|
|
|
628cde |
|
|
|
3b5e3d |
static int slbt_exec_link_create_archive(
|
|
|
5cc3b3 |
const struct slbt_driver_ctx * dctx,
|
|
|
a51ace |
struct slbt_exec_ctx * ectx,
|
|
|
3b5e3d |
const char * arfilename,
|
|
|
3b5e3d |
bool fpic)
|
|
|
5cc3b3 |
{
|
|
|
5cc3b3 |
char ** aarg;
|
|
|
5cc3b3 |
char ** parg;
|
|
|
5cc3b3 |
char * ranlib[3];
|
|
|
3c594d |
char program[PATH_MAX];
|
|
|
3c594d |
char output [PATH_MAX];
|
|
|
5cc3b3 |
|
|
|
e7ddb2 |
/* initial state */
|
|
|
e7ddb2 |
slbt_reset_arguments(ectx);
|
|
|
e7ddb2 |
|
|
|
5cc3b3 |
/* placeholders */
|
|
|
5cc3b3 |
slbt_reset_placeholders(ectx);
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* alternate program (ar, ranlib) */
|
|
|
5cc3b3 |
ectx->program = program;
|
|
|
5cc3b3 |
|
|
|
a51ace |
/* output */
|
|
|
a51ace |
if ((size_t)snprintf(output,sizeof(output),"%s",
|
|
|
a51ace |
arfilename) >= sizeof(output))
|
|
|
a51ace |
return -1;
|
|
|
a51ace |
|
|
|
5cc3b3 |
/* ar alternate argument vector */
|
|
|
5cc3b3 |
if ((size_t)snprintf(program,sizeof(program),"%s",
|
|
|
5cc3b3 |
dctx->cctx->host.ar) >= sizeof(program))
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
aarg = ectx->altv;
|
|
|
5cc3b3 |
*aarg++ = program;
|
|
|
5cc3b3 |
*aarg++ = "cru";
|
|
|
a51ace |
*aarg++ = output;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* input argument adjustment */
|
|
|
5cc3b3 |
for (parg=ectx->cargv; *parg; parg++)
|
|
|
3b5e3d |
if (slbt_adjust_input_argument(*parg,fpic))
|
|
|
5cc3b3 |
*aarg++ = *parg;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
*aarg = 0;
|
|
|
5cc3b3 |
ectx->argv = ectx->altv;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* step output */
|
|
|
5cc3b3 |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
|
|
|
5cc3b3 |
if (slbt_output_link(dctx,ectx))
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
628cde |
/* remove old archive as needed */
|
|
|
628cde |
if (slbt_exec_link_remove_file(dctx,ectx,output))
|
|
|
628cde |
return -1;
|
|
|
628cde |
|
|
|
5cc3b3 |
/* ar spawn */
|
|
|
5cc3b3 |
if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode)
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* ranlib argv */
|
|
|
5cc3b3 |
if ((size_t)snprintf(program,sizeof(program),"%s",
|
|
|
5cc3b3 |
dctx->cctx->host.ranlib) >= sizeof(program))
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
ranlib[0] = program;
|
|
|
a51ace |
ranlib[1] = output;
|
|
|
5cc3b3 |
ranlib[2] = 0;
|
|
|
5cc3b3 |
ectx->argv = ranlib;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* step output */
|
|
|
5cc3b3 |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
|
|
|
5cc3b3 |
if (slbt_output_link(dctx,ectx))
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
/* ranlib spawn */
|
|
|
5cc3b3 |
if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode)
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
|
|
|
5cc3b3 |
return 0;
|
|
|
5cc3b3 |
}
|
|
|
5cc3b3 |
|
|
|
b3940a |
static int slbt_exec_link_create_library(
|
|
|
b3940a |
const struct slbt_driver_ctx * dctx,
|
|
|
b3940a |
struct slbt_exec_ctx * ectx,
|
|
|
b3940a |
const char * dsofilename)
|
|
|
b3940a |
{
|
|
|
b3940a |
char ** parg;
|
|
|
79c501 |
char cwd [PATH_MAX];
|
|
|
b3940a |
char output [PATH_MAX];
|
|
|
0f8591 |
char soname [PATH_MAX];
|
|
|
b3940a |
|
|
|
b3940a |
/* initial state */
|
|
|
b3940a |
slbt_reset_arguments(ectx);
|
|
|
b3940a |
|
|
|
b3940a |
/* placeholders */
|
|
|
b3940a |
slbt_reset_placeholders(ectx);
|
|
|
b3940a |
|
|
|
b3940a |
/* input argument adjustment */
|
|
|
b3940a |
for (parg=ectx->cargv; *parg; parg++)
|
|
|
b3940a |
slbt_adjust_input_argument(*parg,true);
|
|
|
b3940a |
|
|
|
b3940a |
/* linker argument adjustment */
|
|
|
b3940a |
for (parg=ectx->cargv; *parg; parg++)
|
|
|
b3940a |
slbt_adjust_linker_argument(
|
|
|
b3940a |
*parg,true,
|
|
|
b3940a |
dctx->cctx->settings.dsosuffix,
|
|
|
b3940a |
dctx->cctx->settings.arsuffix);
|
|
|
b3940a |
|
|
|
b3940a |
/* --no-undefined */
|
|
|
b3940a |
if (dctx->cctx->drvflags & SLBT_DRIVER_NO_UNDEFINED)
|
|
|
b3940a |
*ectx->noundef = "-Wl,--no-undefined";
|
|
|
b3940a |
|
|
|
0f8591 |
/* -soname */
|
|
|
867d1e |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION)) {
|
|
|
867d1e |
if ((size_t)snprintf(soname,sizeof(soname),"-Wl,%s%s%s.%d",
|
|
|
867d1e |
dctx->cctx->settings.dsoprefix,
|
|
|
867d1e |
dctx->cctx->libname,
|
|
|
867d1e |
dctx->cctx->settings.dsosuffix,
|
|
|
867d1e |
dctx->cctx->verinfo.major)
|
|
|
867d1e |
>= sizeof(soname))
|
|
|
867d1e |
return -1;
|
|
|
0f8591 |
|
|
|
867d1e |
*ectx->soname = "-Wl,-soname";
|
|
|
867d1e |
*ectx->lsoname = soname;
|
|
|
867d1e |
}
|
|
|
0f8591 |
|
|
|
b3940a |
/* shared object */
|
|
|
b3940a |
*ectx->dpic = "-shared";
|
|
|
b3940a |
*ectx->fpic = "-fPIC";
|
|
|
b3940a |
|
|
|
b3940a |
/* output */
|
|
|
867d1e |
if (dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION) {
|
|
|
867d1e |
strcpy(output,dsofilename);
|
|
|
867d1e |
} else {
|
|
|
867d1e |
if ((size_t)snprintf(output,sizeof(output),"%s.%d.%d.%d",
|
|
|
867d1e |
dsofilename,
|
|
|
867d1e |
dctx->cctx->verinfo.major,
|
|
|
867d1e |
dctx->cctx->verinfo.minor,
|
|
|
867d1e |
dctx->cctx->verinfo.revision)
|
|
|
867d1e |
>= sizeof(output))
|
|
|
867d1e |
return -1;
|
|
|
867d1e |
}
|
|
|
b3940a |
|
|
|
b3940a |
*ectx->lout[0] = "-o";
|
|
|
b3940a |
*ectx->lout[1] = output;
|
|
|
b3940a |
|
|
|
79c501 |
/* cwd */
|
|
|
79c501 |
if (!getcwd(cwd,sizeof(cwd)))
|
|
|
79c501 |
return -1;
|
|
|
79c501 |
|
|
|
2ef5be |
/* .libs/libfoo.so --> -L.libs -lfoo */
|
|
|
2ef5be |
if (slbt_exec_link_adjust_argument_vector(
|
|
|
79c501 |
dctx,ectx,cwd,true))
|
|
|
2ef5be |
return -1;
|
|
|
2ef5be |
|
|
|
2ef5be |
/* using alternate argument vector */
|
|
|
2ef5be |
ectx->argv = ectx->altv;
|
|
|
2ef5be |
ectx->program = ectx->altv[0];
|
|
|
2ef5be |
|
|
|
b3940a |
/* step output */
|
|
|
b3940a |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
|
|
|
b3940a |
if (slbt_output_link(dctx,ectx))
|
|
|
b3940a |
return -1;
|
|
|
b3940a |
|
|
|
b3940a |
/* spawn */
|
|
|
b3940a |
if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode)
|
|
|
b3940a |
return -1;
|
|
|
b3940a |
|
|
|
b3940a |
return 0;
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
f6ccbe |
static int slbt_exec_link_create_executable(
|
|
|
f6ccbe |
const struct slbt_driver_ctx * dctx,
|
|
|
f6ccbe |
struct slbt_exec_ctx * ectx,
|
|
|
f6ccbe |
const char * exefilename)
|
|
|
f6ccbe |
{
|
|
|
f6ccbe |
char ** parg;
|
|
|
5ee0d1 |
char cwd [PATH_MAX];
|
|
|
f6ccbe |
char output [PATH_MAX];
|
|
|
5ee0d1 |
char wrapper[PATH_MAX];
|
|
|
5e5804 |
char wraplnk[PATH_MAX];
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* initial state */
|
|
|
f6ccbe |
slbt_reset_arguments(ectx);
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* placeholders */
|
|
|
f6ccbe |
slbt_reset_placeholders(ectx);
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* input argument adjustment */
|
|
|
f6ccbe |
for (parg=ectx->cargv; *parg; parg++)
|
|
|
f6ccbe |
slbt_adjust_input_argument(*parg,true);
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* linker argument adjustment */
|
|
|
f6ccbe |
for (parg=ectx->cargv; *parg; parg++)
|
|
|
f6ccbe |
slbt_adjust_linker_argument(
|
|
|
f6ccbe |
*parg,true,
|
|
|
f6ccbe |
dctx->cctx->settings.dsosuffix,
|
|
|
f6ccbe |
dctx->cctx->settings.arsuffix);
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* --no-undefined */
|
|
|
f6ccbe |
if (dctx->cctx->drvflags & SLBT_DRIVER_NO_UNDEFINED)
|
|
|
f6ccbe |
*ectx->noundef = "-Wl,--no-undefined";
|
|
|
f6ccbe |
|
|
|
5ee0d1 |
/* executable wrapper: header */
|
|
|
5ee0d1 |
if ((size_t)snprintf(wrapper,sizeof(wrapper),"%s.wrapper.tmp",
|
|
|
5ee0d1 |
dctx->cctx->output)
|
|
|
5ee0d1 |
>= sizeof(wrapper))
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
5ee0d1 |
if (!(ectx->fwrapper = fopen(wrapper,"w")))
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
5ee0d1 |
if (fprintf(ectx->fwrapper,
|
|
|
5ee0d1 |
"#!/bin/sh\n"
|
|
|
5ee0d1 |
"# slibtool (pre-alpha): generated executable wrapper\n\n"
|
|
|
5ee0d1 |
"if [ -z \"$%s\" ]; then\n"
|
|
|
5ee0d1 |
"\tDL_PATH=\n"
|
|
|
5ee0d1 |
"\tCOLON=\n"
|
|
|
5ee0d1 |
"\tLCOLON=\n"
|
|
|
5ee0d1 |
"else\n"
|
|
|
5ee0d1 |
"\tDL_PATH=\n"
|
|
|
5ee0d1 |
"\tCOLON=\n"
|
|
|
5ee0d1 |
"\tLCOLON=':'\n"
|
|
|
5ee0d1 |
"fi\n\n",
|
|
|
5ee0d1 |
dctx->cctx->settings.ldpathenv) < 0)
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
f6ccbe |
/* output */
|
|
|
f6ccbe |
if ((size_t)snprintf(output,sizeof(output),"%s",
|
|
|
f6ccbe |
exefilename)
|
|
|
f6ccbe |
>= sizeof(output))
|
|
|
f6ccbe |
return -1;
|
|
|
f6ccbe |
|
|
|
f6ccbe |
*ectx->lout[0] = "-o";
|
|
|
f6ccbe |
*ectx->lout[1] = output;
|
|
|
f6ccbe |
|
|
|
79c501 |
/* cwd */
|
|
|
79c501 |
if (!getcwd(cwd,sizeof(cwd)))
|
|
|
79c501 |
return -1;
|
|
|
79c501 |
|
|
|
2ef5be |
/* .libs/libfoo.so --> -L.libs -lfoo */
|
|
|
2ef5be |
if (slbt_exec_link_adjust_argument_vector(
|
|
|
79c501 |
dctx,ectx,cwd,false))
|
|
|
2ef5be |
return -1;
|
|
|
2ef5be |
|
|
|
2ef5be |
/* using alternate argument vector */
|
|
|
2ef5be |
ectx->argv = ectx->altv;
|
|
|
2ef5be |
ectx->program = ectx->altv[0];
|
|
|
2ef5be |
|
|
|
5ee0d1 |
/* executable wrapper: footer */
|
|
|
5ee0d1 |
if (fprintf(ectx->fwrapper,
|
|
|
5ee0d1 |
"DL_PATH=\"$DL_PATH$LCOLON$%s\"\n\n"
|
|
|
5ee0d1 |
"export %s=$DL_PATH\n\n"
|
|
|
5ee0d1 |
"exec %s/%s \"$@\"\n",
|
|
|
5ee0d1 |
dctx->cctx->settings.ldpathenv,
|
|
|
5ee0d1 |
dctx->cctx->settings.ldpathenv,
|
|
|
5ee0d1 |
cwd,exefilename) < 0)
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
f6ccbe |
/* step output */
|
|
|
f6ccbe |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
|
|
|
f6ccbe |
if (slbt_output_link(dctx,ectx))
|
|
|
f6ccbe |
return -1;
|
|
|
f6ccbe |
|
|
|
f6ccbe |
/* spawn */
|
|
|
f6ccbe |
if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode)
|
|
|
f6ccbe |
return -1;
|
|
|
f6ccbe |
|
|
|
5ee0d1 |
/* executable wrapper: finalize */
|
|
|
5ee0d1 |
fclose(ectx->fwrapper);
|
|
|
5ee0d1 |
ectx->fwrapper = 0;
|
|
|
5ee0d1 |
|
|
|
5e5804 |
if ((size_t)snprintf(wraplnk,sizeof(wraplnk),"%s.exe.wrapper",
|
|
|
5e5804 |
dctx->cctx->output) >= sizeof(wraplnk))
|
|
|
5e5804 |
return -1;
|
|
|
5e5804 |
|
|
|
5e5804 |
if (slbt_create_symlink(
|
|
|
5e5804 |
dctx,ectx,
|
|
|
5e5804 |
dctx->cctx->output,wraplnk,
|
|
|
5e5804 |
false))
|
|
|
5e5804 |
return -1;
|
|
|
5e5804 |
|
|
|
5ee0d1 |
if (rename(wrapper,dctx->cctx->output))
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
5ee0d1 |
if (chmod(dctx->cctx->output,0755))
|
|
|
5ee0d1 |
return -1;
|
|
|
5ee0d1 |
|
|
|
f6ccbe |
return 0;
|
|
|
f6ccbe |
}
|
|
|
f6ccbe |
|
|
|
b3940a |
static int slbt_exec_link_create_library_symlink(
|
|
|
b3940a |
const struct slbt_driver_ctx * dctx,
|
|
|
b3940a |
struct slbt_exec_ctx * ectx,
|
|
|
b3940a |
bool fmajor)
|
|
|
b3940a |
{
|
|
|
b3940a |
char target[PATH_MAX];
|
|
|
b3940a |
char lnkname[PATH_MAX];
|
|
|
b3940a |
|
|
|
b3940a |
sprintf(target,"%s.%d.%d.%d",
|
|
|
b3940a |
ectx->dsofilename,
|
|
|
b3940a |
dctx->cctx->verinfo.major,
|
|
|
b3940a |
dctx->cctx->verinfo.minor,
|
|
|
b3940a |
dctx->cctx->verinfo.revision);
|
|
|
b3940a |
|
|
|
b3940a |
if (fmajor)
|
|
|
b3940a |
sprintf(lnkname,"%s.%d",
|
|
|
b3940a |
ectx->dsofilename,
|
|
|
b3940a |
dctx->cctx->verinfo.major);
|
|
|
b3940a |
|
|
|
b3940a |
else
|
|
|
b3940a |
strcpy(lnkname,ectx->dsofilename);
|
|
|
b3940a |
|
|
|
6529aa |
return slbt_create_symlink(
|
|
|
b3940a |
dctx,ectx,
|
|
|
b3940a |
target,lnkname,
|
|
|
b3940a |
false);
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
2bd749 |
int slbt_exec_link(
|
|
|
2bd749 |
const struct slbt_driver_ctx * dctx,
|
|
|
2bd749 |
struct slbt_exec_ctx * ectx)
|
|
|
2bd749 |
{
|
|
|
2bd749 |
int ret;
|
|
|
2bd749 |
int fdlibs;
|
|
|
a51ace |
const char * output;
|
|
|
2bd749 |
char * dot;
|
|
|
2bd749 |
FILE * fout;
|
|
|
2bd749 |
struct slbt_exec_ctx * actx;
|
|
|
2bd749 |
|
|
|
2bd749 |
/* context */
|
|
|
2bd749 |
if (ectx)
|
|
|
2bd749 |
actx = 0;
|
|
|
2bd749 |
else if ((ret = slbt_get_exec_ctx(dctx,&ectx)))
|
|
|
2bd749 |
return ret;
|
|
|
2bd749 |
else
|
|
|
2bd749 |
actx = ectx;
|
|
|
2bd749 |
|
|
|
5cc3b3 |
/* output suffix */
|
|
|
a51ace |
output = dctx->cctx->output;
|
|
|
a51ace |
dot = strrchr(output,'.');
|
|
|
5cc3b3 |
|
|
|
2bd749 |
/* .libs directory */
|
|
|
2bd749 |
if (dctx->cctx->drvflags & SLBT_DRIVER_SHARED) {
|
|
|
2bd749 |
if ((fdlibs = open(ectx->ldirname,O_DIRECTORY)) >= 0)
|
|
|
2bd749 |
close(fdlibs);
|
|
|
2bd749 |
else if ((errno != ENOENT) || mkdir(ectx->ldirname,0777)) {
|
|
|
2bd749 |
slbt_free_exec_ctx(actx);
|
|
|
2bd749 |
return -1;
|
|
|
2bd749 |
}
|
|
|
2bd749 |
}
|
|
|
2bd749 |
|
|
|
5cc3b3 |
/* non-pic libfoo.a */
|
|
|
5cc3b3 |
if (dot && !strcmp(dot,".a"))
|
|
|
3b5e3d |
if (slbt_exec_link_create_archive(dctx,ectx,output,false)) {
|
|
|
5cc3b3 |
slbt_free_exec_ctx(actx);
|
|
|
5cc3b3 |
return -1;
|
|
|
5cc3b3 |
}
|
|
|
5cc3b3 |
|
|
|
a0c318 |
/* pic libfoo.a */
|
|
|
a0c318 |
if (dot && !strcmp(dot,".la"))
|
|
|
a0c318 |
if (slbt_exec_link_create_archive(
|
|
|
a0c318 |
dctx,ectx,
|
|
|
a0c318 |
ectx->arfilename,
|
|
|
5fff27 |
dctx->cctx->drvflags & SLBT_DRIVER_SHARED)) {
|
|
|
a0c318 |
slbt_free_exec_ctx(actx);
|
|
|
a0c318 |
return -1;
|
|
|
a0c318 |
}
|
|
|
a0c318 |
|
|
|
b3940a |
/* dynamic library */
|
|
|
b3940a |
if (dot && !strcmp(dot,".la") && dctx->cctx->rpath) {
|
|
|
b3940a |
/* linking: libfoo.so.x.y.z */
|
|
|
b3940a |
if (slbt_exec_link_create_library(
|
|
|
b3940a |
dctx,ectx,
|
|
|
b3940a |
ectx->dsofilename)) {
|
|
|
b3940a |
slbt_free_exec_ctx(actx);
|
|
|
b3940a |
return -1;
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
867d1e |
if (!(dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION)) {
|
|
|
867d1e |
/* symlink: libfoo.so.x --> libfoo.so.x.y.z */
|
|
|
867d1e |
if (slbt_exec_link_create_library_symlink(
|
|
|
867d1e |
dctx,ectx,
|
|
|
867d1e |
true)) {
|
|
|
867d1e |
slbt_free_exec_ctx(actx);
|
|
|
867d1e |
return -1;
|
|
|
867d1e |
}
|
|
|
b3940a |
|
|
|
867d1e |
/* symlink: libfoo.so --> libfoo.so.x.y.z */
|
|
|
867d1e |
if (slbt_exec_link_create_library_symlink(
|
|
|
867d1e |
dctx,ectx,
|
|
|
867d1e |
false)) {
|
|
|
867d1e |
slbt_free_exec_ctx(actx);
|
|
|
867d1e |
return -1;
|
|
|
867d1e |
}
|
|
|
b3940a |
}
|
|
|
b3940a |
}
|
|
|
b3940a |
|
|
|
f6ccbe |
/* executable */
|
|
|
f6ccbe |
if (!dctx->cctx->rpath && !dctx->cctx->libname) {
|
|
|
f6ccbe |
/* linking: .libs/exefilename */
|
|
|
f6ccbe |
if (slbt_exec_link_create_executable(
|
|
|
f6ccbe |
dctx,ectx,
|
|
|
f6ccbe |
ectx->exefilename)) {
|
|
|
f6ccbe |
slbt_free_exec_ctx(actx);
|
|
|
f6ccbe |
return -1;
|
|
|
f6ccbe |
}
|
|
|
f6ccbe |
}
|
|
|
f6ccbe |
|
|
|
2bd749 |
/* no wrapper? */
|
|
|
5cc3b3 |
if (!dot || strcmp(dot,".la")) {
|
|
|
2bd749 |
slbt_free_exec_ctx(actx);
|
|
|
2bd749 |
return 0;
|
|
|
2bd749 |
}
|
|
|
2bd749 |
|
|
|
2bd749 |
/* hey, yo, let's rap it up */
|
|
|
687567 |
if (!(fout = fopen(output,"w"))) {
|
|
|
2bd749 |
slbt_free_exec_ctx(actx);
|
|
|
2bd749 |
return -1;
|
|
|
2bd749 |
}
|
|
|
2bd749 |
|
|
|
4c76f7 |
/* wrapper symlink */
|
|
|
6529aa |
if (slbt_create_symlink(
|
|
|
4c76f7 |
dctx,ectx,
|
|
|
4c76f7 |
output,
|
|
|
d1091b |
ectx->lafilename,
|
|
|
14ef98 |
true))
|
|
|
14ef98 |
ret = -1;
|
|
|
14ef98 |
else
|
|
|
14ef98 |
ret = fprintf(fout,
|
|
|
14ef98 |
"# slibtool (pre-alpha) generated file\n\n");
|
|
|
4c76f7 |
|
|
|
2bd749 |
/* all done */
|
|
|
2bd749 |
fclose(fout);
|
|
|
2bd749 |
slbt_free_exec_ctx(actx);
|
|
|
2bd749 |
|
|
|
2bd749 |
return (ret > 0) ? 0 : -1;
|
|
|
2bd749 |
}
|