diff --git a/include/slibtool/slibtool.h b/include/slibtool/slibtool.h
index 7fd99f0..360ec7c 100644
--- a/include/slibtool/slibtool.h
+++ b/include/slibtool/slibtool.h
@@ -244,6 +244,7 @@ struct slbt_common_ctx {
char ** cargv;
char ** targv;
char * libname;
+ const char * ccwrap;
const char * target;
const char * output;
const char * shrext;
diff --git a/src/driver/slbt_driver_ctx.c b/src/driver/slbt_driver_ctx.c
index a898205..da8bc76 100644
--- a/src/driver/slbt_driver_ctx.c
+++ b/src/driver/slbt_driver_ctx.c
@@ -263,12 +263,14 @@ static int slbt_split_argv(
bool flast;
bool fcopy;
size_t size;
+ const char * base;
struct argv_meta * meta;
struct argv_entry * entry;
struct argv_entry * mode;
struct argv_entry * config;
struct argv_entry * finish;
struct argv_entry * features;
+ struct argv_entry * ccwrap;
const struct argv_option ** popt;
const struct argv_option ** optout;
const struct argv_option * optv[SLBT_OPTV_ELEMENTS];
@@ -311,7 +313,7 @@ static int slbt_split_argv(
}
/* missing all of --mode, --config, --features, and --finish? */
- mode = config = finish = features = 0;
+ mode = config = finish = features = ccwrap = 0;
for (entry=meta->entries; entry->fopt; entry++)
if (entry->tag == TAG_MODE)
@@ -322,6 +324,8 @@ static int slbt_split_argv(
finish = entry;
else if (entry->tag == TAG_FEATURES)
features = entry;
+ else if (entry->tag == TAG_CCWRAP)
+ ccwrap = entry;
argv_free(meta);
@@ -422,8 +426,8 @@ static int slbt_split_argv(
argv = sargv->dargv;
/* allocate split vectors */
- if ((sargv->targv = calloc(2*(argc+1),sizeof(char *))))
- sargv->cargv = sargv->targv + argc + 1;
+ if ((sargv->targv = calloc(2*(argc+2),sizeof(char *))))
+ sargv->cargv = sargv->targv + argc + 2;
else
return -1;
@@ -441,13 +445,32 @@ static int slbt_split_argv(
for (i=0; i<ctx.unitidx; i++)
sargv->targv[i] = argv[i];
+ /* split vector marks */
+ targv = sargv->targv + i;
+ cargv = sargv->cargv;
+
+ /* known wrappers */
+ if (ctx.unitidx && !ccwrap) {
+ if ((base = strrchr(argv[i],'/')))
+ base++;
+ else if ((base = strrchr(argv[i],'\\')))
+ base++;
+ else
+ base = argv[i];
+
+ if (!strcmp(base,"ccache")
+ || !strcmp(base,"distcc")
+ || !strcmp(base,"compiler")
+ || !strcmp(base,"purify")) {
+ *targv++ = "--ccwrap";
+ *targv++ = argv[i++];
+ }
+ }
+
/* split vectors: legacy mixture */
for (optout=optv; optout[0]->tag != TAG_OUTPUT; optout++)
(void)0;
- targv = sargv->targv + i;
- cargv = sargv->cargv;
-
for (; i<argc; i++) {
if (argv[i][0] != '-') {
if (argv[i+1] && (argv[i+1][0] == '+')
@@ -1332,6 +1355,10 @@ int slbt_get_driver_ctx(
break;
+ case TAG_CCWRAP:
+ cctx.ccwrap = entry->arg;
+ break;
+
case TAG_IMPLIB:
if (!strcmp("idata",entry->arg)) {
cctx.drvflags |= SLBT_DRIVER_IMPLIB_IDATA;
diff --git a/src/internal/slibtool_driver_impl.h b/src/internal/slibtool_driver_impl.h
index 69b3675..19b4f46 100644
--- a/src/internal/slibtool_driver_impl.h
+++ b/src/internal/slibtool_driver_impl.h
@@ -35,6 +35,7 @@ enum app_tags {
TAG_DEPS,
TAG_SILENT,
TAG_TAG,
+ TAG_CCWRAP,
TAG_VERBOSE,
TAG_TARGET,
TAG_HOST,
diff --git a/src/logic/slbt_exec_compile.c b/src/logic/slbt_exec_compile.c
index cad5bd8..8efa777 100644
--- a/src/logic/slbt_exec_compile.c
+++ b/src/logic/slbt_exec_compile.c
@@ -43,6 +43,7 @@ static int slbt_exec_compile_finalize_argument_vector(
char ** cap;
char ** src;
char ** dst;
+ char * ccwrap;
/* vector size */
base = ectx->argv;
@@ -89,12 +90,17 @@ static int slbt_exec_compile_finalize_argument_vector(
}
}
- /* (program name) */
- dst = &base[1];
+ /* program name, ccwrap */
+ if ((ccwrap = (char *)dctx->cctx->ccwrap)) {
+ base[1] = base[0];
+ base[0] = ccwrap;
+ base++;
+ }
/* join all other args */
src = aargv;
cap = aarg;
+ dst = &base[1];
for (; src<cap; )
*dst++ = *src++;
@@ -126,6 +132,7 @@ int slbt_exec_compile(
{
int ret;
char * fpic;
+ char * ccwrap;
struct slbt_exec_ctx * actx = 0;
const struct slbt_common_ctx * cctx = dctx->cctx;
@@ -153,7 +160,8 @@ int slbt_exec_compile(
}
/* compile mode */
- ectx->program = ectx->compiler;
+ ccwrap = (char *)cctx->ccwrap;
+ ectx->program = ccwrap ? ccwrap : ectx->compiler;
ectx->argv = ectx->cargv;
/* -fpic */
diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c
index 0bfe7e0..5f94038 100644
--- a/src/logic/slbt_exec_link.c
+++ b/src/logic/slbt_exec_link.c
@@ -588,6 +588,7 @@ static int slbt_exec_link_finalize_argument_vector(
char ** dst;
char * arg;
char * dot;
+ char * ccwrap;
const char * arsuffix;
/* vector size */
@@ -717,12 +718,17 @@ static int slbt_exec_link_finalize_argument_vector(
}
}
- /* (program name) */
- dst = &base[1];
+ /* program name, ccwrap */
+ if ((ccwrap = (char *)dctx->cctx->ccwrap)) {
+ base[1] = base[0];
+ base[0] = ccwrap;
+ base++;
+ }
/* join object args */
src = oargv;
cap = oarg;
+ dst = &base[1];
for (; src<cap; )
*dst++ = *src++;
@@ -1254,6 +1260,7 @@ static int slbt_exec_link_create_library(
int fdcwd;
char ** parg;
char ** xarg;
+ char * ccwrap;
char cwd [PATH_MAX];
char output [PATH_MAX];
char soname [PATH_MAX];
@@ -1399,8 +1406,9 @@ static int slbt_exec_link_create_library(
return SLBT_NESTED_ERROR(dctx);
/* using alternate argument vector */
+ ccwrap = (char *)dctx->cctx->ccwrap;
ectx->argv = depsmeta.altv;
- ectx->program = depsmeta.altv[0];
+ ectx->program = ccwrap ? ccwrap : depsmeta.altv[0];
/* sigh */
if (slbt_exec_link_finalize_argument_vector(dctx,ectx))
@@ -1432,6 +1440,7 @@ static int slbt_exec_link_create_executable(
char ** parg;
char ** xarg;
char * base;
+ char * ccwrap;
char cwd [PATH_MAX];
char output [PATH_MAX];
char wrapper[PATH_MAX];
@@ -1531,8 +1540,9 @@ static int slbt_exec_link_create_executable(
return SLBT_NESTED_ERROR(dctx);
/* using alternate argument vector */
+ ccwrap = (char *)dctx->cctx->ccwrap;
ectx->argv = depsmeta.altv;
- ectx->program = depsmeta.altv[0];
+ ectx->program = ccwrap ? ccwrap : depsmeta.altv[0];
/* executable wrapper symlink */
if ((size_t)snprintf(wraplnk,sizeof(wraplnk),"%s.exe.wrapper",
diff --git a/src/skin/slbt_skin_default.c b/src/skin/slbt_skin_default.c
index 7678f2a..6300d8f 100644
--- a/src/skin/slbt_skin_default.c
+++ b/src/skin/slbt_skin_default.c
@@ -56,6 +56,15 @@ const struct argv_option slbt_default_options[] = {
"and/or static archive. option syntax is "
"--legabits[=%s]"},
+ {"ccwrap", 0,TAG_CCWRAP,ARGV_OPTARG_REQUIRED,0,0,
+ "<program>",
+ "use %s as a compiler driver wrapper; "
+ "for the purpose of compatibility, "
+ "this switch may be omitted for known "
+ "wrappers (ccache, compiler, distcc, "
+ "and purify) when immediately followed "
+ "by the compiler argument."},
+
{"no-warnings", 0,TAG_WARNINGS,ARGV_OPTARG_NONE,0,0,0,""},
{"preserve-dup-deps", 0,TAG_DEPS,ARGV_OPTARG_NONE,0,0,0,