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-rw-r--r--src/logic/linkcmd/slbt_linkcmd_dsolib.c274
-rw-r--r--src/logic/slbt_exec_link.c239
2 files changed, 274 insertions, 239 deletions
diff --git a/src/logic/linkcmd/slbt_linkcmd_dsolib.c b/src/logic/linkcmd/slbt_linkcmd_dsolib.c
new file mode 100644
index 0000000..7b2ab53
--- /dev/null
+++ b/src/logic/linkcmd/slbt_linkcmd_dsolib.c
@@ -0,0 +1,274 @@
+/*******************************************************************/
+/* slibtool: a skinny libtool implementation, written in C */
+/* Copyright (C) 2016--2021 SysDeer Technologies, LLC */
+/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include <slibtool/slibtool.h>
+#include "slibtool_driver_impl.h"
+#include "slibtool_errinfo_impl.h"
+#include "slibtool_linkcmd_impl.h"
+#include "slibtool_mapfile_impl.h"
+#include "slibtool_metafile_impl.h"
+#include "slibtool_snprintf_impl.h"
+#include "slibtool_symlink_impl.h"
+#include "slibtool_spawn_impl.h"
+
+static int slbt_linkcmd_exit(
+ struct slbt_deps_meta * depsmeta,
+ int ret)
+{
+ if (depsmeta->altv)
+ free(depsmeta->altv);
+
+ if (depsmeta->args)
+ free(depsmeta->args);
+
+ return ret;
+}
+
+static int slbt_exec_link_remove_file(
+ const struct slbt_driver_ctx * dctx,
+ struct slbt_exec_ctx * ectx,
+ const char * target)
+{
+ int fdcwd;
+
+ (void)ectx;
+
+ /* fdcwd */
+ fdcwd = slbt_driver_fdcwd(dctx);
+
+ /* remove target (if any) */
+ if (!unlinkat(fdcwd,target,0) || (errno == ENOENT))
+ return 0;
+
+ return SLBT_SYSTEM_ERROR(dctx,0);
+}
+
+int slbt_exec_link_create_library(
+ const struct slbt_driver_ctx * dctx,
+ struct slbt_exec_ctx * ectx,
+ const char * dsobasename,
+ const char * dsofilename,
+ const char * relfilename)
+{
+ int fdcwd;
+ char ** parg;
+ char ** xarg;
+ char * ccwrap;
+ const char * laout;
+ const char * dot;
+ char cwd [PATH_MAX];
+ char output [PATH_MAX];
+ char soname [PATH_MAX];
+ char symfile[PATH_MAX];
+ struct slbt_deps_meta depsmeta = {0,0,0,0};
+
+ /* initial state */
+ slbt_reset_arguments(ectx);
+
+ /* placeholders */
+ slbt_reset_placeholders(ectx);
+
+ /* fdcwd */
+ fdcwd = slbt_driver_fdcwd(dctx);
+
+ /* input argument adjustment */
+ for (parg=ectx->cargv; *parg; parg++)
+ slbt_adjust_object_argument(*parg,true,false,fdcwd);
+
+ /* .deps */
+ if (slbt_exec_link_create_dep_file(
+ dctx,ectx,ectx->cargv,
+ dsofilename,false))
+ return slbt_linkcmd_exit(
+ &depsmeta,
+ SLBT_NESTED_ERROR(dctx));
+
+ /* linker argument adjustment */
+ for (parg=ectx->cargv, xarg=ectx->xargv; *parg; parg++, xarg++)
+ if (slbt_adjust_linker_argument(
+ dctx,
+ *parg,xarg,true,
+ dctx->cctx->settings.dsosuffix,
+ dctx->cctx->settings.arsuffix,
+ &depsmeta) < 0)
+ return SLBT_NESTED_ERROR(dctx);
+
+ /* --no-undefined */
+ if (dctx->cctx->drvflags & SLBT_DRIVER_NO_UNDEFINED)
+ *ectx->noundef = "-Wl,--no-undefined";
+
+ /* -soname */
+ dot = strrchr(dctx->cctx->output,'.');
+ laout = (dot && !strcmp(dot,".la"))
+ ? dctx->cctx->output
+ : 0;
+
+ if ((dctx->cctx->drvflags & SLBT_DRIVER_IMAGE_MACHO)) {
+ (void)0;
+
+ } else if (!laout && (dctx->cctx->drvflags & SLBT_DRIVER_MODULE)) {
+ if (slbt_snprintf(soname,sizeof(soname),
+ "-Wl,%s",dctx->cctx->output) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->soname = "-Wl,-soname";
+ *ectx->lsoname = soname;
+
+ } else if (relfilename && dctx->cctx->verinfo.verinfo) {
+ if (slbt_snprintf(soname,sizeof(soname),
+ "-Wl,%s%s-%s%s.%d%s",
+ ectx->sonameprefix,
+ dctx->cctx->libname,
+ dctx->cctx->release,
+ dctx->cctx->settings.osdsuffix,
+ dctx->cctx->verinfo.major,
+ dctx->cctx->settings.osdfussix) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->soname = "-Wl,-soname";
+ *ectx->lsoname = soname;
+
+ } else if (relfilename) {
+ if (slbt_snprintf(soname,sizeof(soname),
+ "-Wl,%s%s-%s%s",
+ ectx->sonameprefix,
+ dctx->cctx->libname,
+ dctx->cctx->release,
+ dctx->cctx->settings.dsosuffix) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->soname = "-Wl,-soname";
+ *ectx->lsoname = soname;
+
+ } else if (dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION) {
+ if (slbt_snprintf(soname,sizeof(soname),
+ "-Wl,%s%s%s",
+ ectx->sonameprefix,
+ dctx->cctx->libname,
+ dctx->cctx->settings.dsosuffix) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->soname = "-Wl,-soname";
+ *ectx->lsoname = soname;
+
+ } else {
+ if (slbt_snprintf(soname,sizeof(soname),
+ "-Wl,%s%s%s.%d%s",
+ ectx->sonameprefix,
+ dctx->cctx->libname,
+ dctx->cctx->settings.osdsuffix,
+ dctx->cctx->verinfo.major,
+ dctx->cctx->settings.osdfussix) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->soname = "-Wl,-soname";
+ *ectx->lsoname = soname;
+ }
+
+ /* PE: --output-def */
+ if (dctx->cctx->drvflags & SLBT_DRIVER_IMAGE_PE) {
+ if (slbt_snprintf(symfile,sizeof(symfile),
+ "-Wl,%s",
+ ectx->deffilename) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+
+ *ectx->symdefs = "-Wl,--output-def";
+ *ectx->symfile = symfile;
+ }
+
+ /* shared/static */
+ if (dctx->cctx->drvflags & SLBT_DRIVER_ALL_STATIC) {
+ *ectx->dpic = "-static";
+ } else if (dctx->cctx->settings.picswitch) {
+ *ectx->dpic = "-shared";
+ *ectx->fpic = dctx->cctx->settings.picswitch;
+ } else {
+ *ectx->dpic = "-shared";
+ }
+
+ /* output */
+ if (!laout && dctx->cctx->drvflags & SLBT_DRIVER_MODULE) {
+ strcpy(output,dctx->cctx->output);
+ } else if (relfilename) {
+ strcpy(output,relfilename);
+ } else if (dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION) {
+ strcpy(output,dsofilename);
+ } else {
+ if (slbt_snprintf(output,sizeof(output),
+ "%s%s.%d.%d.%d%s",
+ dsobasename,
+ dctx->cctx->settings.osdsuffix,
+ dctx->cctx->verinfo.major,
+ dctx->cctx->verinfo.minor,
+ dctx->cctx->verinfo.revision,
+ dctx->cctx->settings.osdfussix) < 0)
+ return SLBT_BUFFER_ERROR(dctx);
+ }
+
+ *ectx->lout[0] = "-o";
+ *ectx->lout[1] = output;
+
+ /* ldrpath */
+ if (dctx->cctx->host.ldrpath) {
+ if (slbt_exec_link_remove_file(dctx,ectx,ectx->rpathfilename))
+ return SLBT_NESTED_ERROR(dctx);
+
+ if (slbt_create_symlink(
+ dctx,ectx,
+ dctx->cctx->host.ldrpath,
+ ectx->rpathfilename,
+ SLBT_SYMLINK_LITERAL))
+ return SLBT_NESTED_ERROR(dctx);
+ }
+
+ /* cwd */
+ if (slbt_realpath(fdcwd,".",O_DIRECTORY,cwd,sizeof(cwd)))
+ return SLBT_SYSTEM_ERROR(dctx,0);
+
+ /* .libs/libfoo.so --> -L.libs -lfoo */
+ if (slbt_exec_link_adjust_argument_vector(
+ dctx,ectx,&depsmeta,cwd,true))
+ return SLBT_NESTED_ERROR(dctx);
+
+ /* using alternate argument vector */
+ ccwrap = (char *)dctx->cctx->ccwrap;
+ ectx->argv = depsmeta.altv;
+ ectx->program = ccwrap ? ccwrap : depsmeta.altv[0];
+
+ /* sigh */
+ if (slbt_exec_link_finalize_argument_vector(dctx,ectx))
+ return SLBT_NESTED_ERROR(dctx);
+
+ /* step output */
+ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
+ if (slbt_output_link(dctx,ectx))
+ return slbt_linkcmd_exit(
+ &depsmeta,
+ SLBT_NESTED_ERROR(dctx));
+
+ /* spawn */
+ if ((slbt_spawn(ectx,true) < 0) && (ectx->pid < 0)) {
+ return slbt_linkcmd_exit(
+ &depsmeta,
+ SLBT_SPAWN_ERROR(dctx));
+
+ } else if (ectx->exitcode) {
+ return slbt_linkcmd_exit(
+ &depsmeta,
+ SLBT_CUSTOM_ERROR(
+ dctx,
+ SLBT_ERR_LINK_ERROR));
+ }
+
+ return slbt_linkcmd_exit(&depsmeta,0);
+}
diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c
index 4741a08..2fa1050 100644
--- a/src/logic/slbt_exec_link.c
+++ b/src/logic/slbt_exec_link.c
@@ -109,245 +109,6 @@ static void slbt_emit_fdwrap_dl_path_fixup(
strncat(dpfixup,"/",dpfixup_size-1);
}
-static int slbt_exec_link_remove_file(
- const struct slbt_driver_ctx * dctx,
- struct slbt_exec_ctx * ectx,
- const char * target)
-{
- int fdcwd;
-
- (void)ectx;
-
- /* fdcwd */
- fdcwd = slbt_driver_fdcwd(dctx);
-
- /* remove target (if any) */
- if (!unlinkat(fdcwd,target,0) || (errno == ENOENT))
- return 0;
-
- return SLBT_SYSTEM_ERROR(dctx,0);
-}
-
-static int slbt_exec_link_create_library(
- const struct slbt_driver_ctx * dctx,
- struct slbt_exec_ctx * ectx,
- const char * dsobasename,
- const char * dsofilename,
- const char * relfilename)
-{
- int fdcwd;
- char ** parg;
- char ** xarg;
- char * ccwrap;
- const char * laout;
- const char * dot;
- char cwd [PATH_MAX];
- char output [PATH_MAX];
- char soname [PATH_MAX];
- char symfile[PATH_MAX];
- struct slbt_deps_meta depsmeta = {0,0,0,0};
-
- /* initial state */
- slbt_reset_arguments(ectx);
-
- /* placeholders */
- slbt_reset_placeholders(ectx);
-
- /* fdcwd */
- fdcwd = slbt_driver_fdcwd(dctx);
-
- /* input argument adjustment */
- for (parg=ectx->cargv; *parg; parg++)
- slbt_adjust_object_argument(*parg,true,false,fdcwd);
-
- /* .deps */
- if (slbt_exec_link_create_dep_file(
- dctx,ectx,ectx->cargv,
- dsofilename,false))
- return slbt_exec_link_exit(
- &depsmeta,
- SLBT_NESTED_ERROR(dctx));
-
- /* linker argument adjustment */
- for (parg=ectx->cargv, xarg=ectx->xargv; *parg; parg++, xarg++)
- if (slbt_adjust_linker_argument(
- dctx,
- *parg,xarg,true,
- dctx->cctx->settings.dsosuffix,
- dctx->cctx->settings.arsuffix,
- &depsmeta) < 0)
- return SLBT_NESTED_ERROR(dctx);
-
- /* --no-undefined */
- if (dctx->cctx->drvflags & SLBT_DRIVER_NO_UNDEFINED)
- *ectx->noundef = "-Wl,--no-undefined";
-
- /* -soname */
- dot = strrchr(dctx->cctx->output,'.');
- laout = (dot && !strcmp(dot,".la"))
- ? dctx->cctx->output
- : 0;
-
- if ((dctx->cctx->drvflags & SLBT_DRIVER_IMAGE_MACHO)) {
- (void)0;
-
- } else if (!laout && (dctx->cctx->drvflags & SLBT_DRIVER_MODULE)) {
- if (slbt_snprintf(soname,sizeof(soname),
- "-Wl,%s",dctx->cctx->output) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->soname = "-Wl,-soname";
- *ectx->lsoname = soname;
-
- } else if (relfilename && dctx->cctx->verinfo.verinfo) {
- if (slbt_snprintf(soname,sizeof(soname),
- "-Wl,%s%s-%s%s.%d%s",
- ectx->sonameprefix,
- dctx->cctx->libname,
- dctx->cctx->release,
- dctx->cctx->settings.osdsuffix,
- dctx->cctx->verinfo.major,
- dctx->cctx->settings.osdfussix) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->soname = "-Wl,-soname";
- *ectx->lsoname = soname;
-
- } else if (relfilename) {
- if (slbt_snprintf(soname,sizeof(soname),
- "-Wl,%s%s-%s%s",
- ectx->sonameprefix,
- dctx->cctx->libname,
- dctx->cctx->release,
- dctx->cctx->settings.dsosuffix) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->soname = "-Wl,-soname";
- *ectx->lsoname = soname;
-
- } else if (dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION) {
- if (slbt_snprintf(soname,sizeof(soname),
- "-Wl,%s%s%s",
- ectx->sonameprefix,
- dctx->cctx->libname,
- dctx->cctx->settings.dsosuffix) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->soname = "-Wl,-soname";
- *ectx->lsoname = soname;
-
- } else {
- if (slbt_snprintf(soname,sizeof(soname),
- "-Wl,%s%s%s.%d%s",
- ectx->sonameprefix,
- dctx->cctx->libname,
- dctx->cctx->settings.osdsuffix,
- dctx->cctx->verinfo.major,
- dctx->cctx->settings.osdfussix) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->soname = "-Wl,-soname";
- *ectx->lsoname = soname;
- }
-
- /* PE: --output-def */
- if (dctx->cctx->drvflags & SLBT_DRIVER_IMAGE_PE) {
- if (slbt_snprintf(symfile,sizeof(symfile),
- "-Wl,%s",
- ectx->deffilename) < 0)
- return SLBT_BUFFER_ERROR(dctx);
-
- *ectx->symdefs = "-Wl,--output-def";
- *ectx->symfile = symfile;
- }
-
- /* shared/static */
- if (dctx->cctx->drvflags & SLBT_DRIVER_ALL_STATIC) {
- *ectx->dpic = "-static";
- } else if (dctx->cctx->settings.picswitch) {
- *ectx->dpic = "-shared";
- *ectx->fpic = dctx->cctx->settings.picswitch;
- } else {
- *ectx->dpic = "-shared";
- }
-
- /* output */
- if (!laout && dctx->cctx->drvflags & SLBT_DRIVER_MODULE) {
- strcpy(output,dctx->cctx->output);
- } else if (relfilename) {
- strcpy(output,relfilename);
- } else if (dctx->cctx->drvflags & SLBT_DRIVER_AVOID_VERSION) {
- strcpy(output,dsofilename);
- } else {
- if (slbt_snprintf(output,sizeof(output),
- "%s%s.%d.%d.%d%s",
- dsobasename,
- dctx->cctx->settings.osdsuffix,
- dctx->cctx->verinfo.major,
- dctx->cctx->verinfo.minor,
- dctx->cctx->verinfo.revision,
- dctx->cctx->settings.osdfussix) < 0)
- return SLBT_BUFFER_ERROR(dctx);
- }
-
- *ectx->lout[0] = "-o";
- *ectx->lout[1] = output;
-
- /* ldrpath */
- if (dctx->cctx->host.ldrpath) {
- if (slbt_exec_link_remove_file(dctx,ectx,ectx->rpathfilename))
- return SLBT_NESTED_ERROR(dctx);
-
- if (slbt_create_symlink(
- dctx,ectx,
- dctx->cctx->host.ldrpath,
- ectx->rpathfilename,
- SLBT_SYMLINK_LITERAL))
- return SLBT_NESTED_ERROR(dctx);
- }
-
- /* cwd */
- if (slbt_realpath(fdcwd,".",O_DIRECTORY,cwd,sizeof(cwd)))
- return SLBT_SYSTEM_ERROR(dctx,0);
-
- /* .libs/libfoo.so --> -L.libs -lfoo */
- if (slbt_exec_link_adjust_argument_vector(
- dctx,ectx,&depsmeta,cwd,true))
- return SLBT_NESTED_ERROR(dctx);
-
- /* using alternate argument vector */
- ccwrap = (char *)dctx->cctx->ccwrap;
- ectx->argv = depsmeta.altv;
- ectx->program = ccwrap ? ccwrap : depsmeta.altv[0];
-
- /* sigh */
- if (slbt_exec_link_finalize_argument_vector(dctx,ectx))
- return SLBT_NESTED_ERROR(dctx);
-
- /* step output */
- if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT))
- if (slbt_output_link(dctx,ectx))
- return slbt_exec_link_exit(
- &depsmeta,
- SLBT_NESTED_ERROR(dctx));
-
- /* spawn */
- if ((slbt_spawn(ectx,true) < 0) && (ectx->pid < 0)) {
- return slbt_exec_link_exit(
- &depsmeta,
- SLBT_SPAWN_ERROR(dctx));
-
- } else if (ectx->exitcode) {
- return slbt_exec_link_exit(
- &depsmeta,
- SLBT_CUSTOM_ERROR(
- dctx,
- SLBT_ERR_LINK_ERROR));
- }
-
- return slbt_exec_link_exit(&depsmeta,0);
-}
-
static int slbt_exec_link_create_executable(
const struct slbt_driver_ctx * dctx,
struct slbt_exec_ctx * ectx,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 05:11:39 +0000