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-rw-r--r--libtcc.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/libtcc.c b/libtcc.c
index f0da4de..5f064dd 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -168,6 +168,10 @@ PUB_FUNC char *tcc_basename(const char *name)
return p;
}
+/* extract extension part of a file
+ *
+ * (if no extension, return pointer to end-of-string)
+ */
PUB_FUNC char *tcc_fileextension (const char *name)
{
char *b = tcc_basename(name);
@@ -1038,6 +1042,11 @@ LIBTCCAPI void tcc_delete(TCCState *s1)
dynarray_reset(&s1->sysinclude_paths, &s1->nb_sysinclude_paths);
tcc_free(s1->tcc_lib_path);
+
+ dynarray_reset(&s1->input_files, &s1->nb_input_files);
+ dynarray_reset(&s1->input_libs, &s1->nb_input_libs);
+ dynarray_reset(&s1->target_deps, &s1->nb_target_deps);
+
#ifdef HAVE_SELINUX
munmap (s1->write_mem, s1->mem_size);
munmap (s1->runtime_mem, s1->mem_size);
@@ -1088,6 +1097,10 @@ ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags)
goto the_end;
}
+ /* update target deps */
+ dynarray_add((void ***)&s1->target_deps, &s1->nb_target_deps,
+ tcc_strdup(filename));
+
if (flags & AFF_PREPROCESS) {
ret = tcc_preprocess(s1);
goto the_end;
@@ -1184,6 +1197,8 @@ the_end:
LIBTCCAPI int tcc_add_file(TCCState *s, const char *filename)
{
+ dynarray_add((void ***)&s->input_files, &s->nb_input_files, tcc_strdup(filename));
+
if (s->output_type == TCC_OUTPUT_PREPROCESS)
return tcc_add_file_internal(s, filename, AFF_PRINT_ERROR | AFF_PREPROCESS);
else
@@ -1220,6 +1235,8 @@ LIBTCCAPI int tcc_add_library(TCCState *s, const char *libraryname)
{
char buf[1024];
int i;
+
+ dynarray_add((void ***)&s->input_libs, &s->nb_input_libs, tcc_strdup(libraryname));
/* first we look for the dynamic library if not static linking */
if (!s->static_link) {
@@ -1549,3 +1566,67 @@ PUB_FUNC void set_num_callers(int n)
num_callers = n;
#endif
}
+
+
+LIBTCCAPI const char *tcc_default_target(TCCState *s)
+{
+ /* FIXME will break in multithreaded case */
+ static char outfile_default[1024];
+
+ char *ext;
+ const char *name =
+ strcmp(s->input_files[0], "-") == 0 ? "a"
+ : tcc_basename(s->input_files[0]);
+ pstrcpy(outfile_default, sizeof(outfile_default), name);
+ ext = tcc_fileextension(outfile_default);
+#ifdef TCC_TARGET_PE
+ if (s->output_type == TCC_OUTPUT_DLL)
+ strcpy(ext, ".dll");
+ else
+ if (s->output_type == TCC_OUTPUT_EXE)
+ strcpy(ext, ".exe");
+ else
+#endif
+ if (( (s->output_type == TCC_OUTPUT_OBJ && !s->reloc_output) ||
+ (s->output_type == TCC_OUTPUT_PREPROCESS) )
+ && *ext)
+ strcpy(ext, ".o");
+ else
+ pstrcpy(outfile_default, sizeof(outfile_default), "a.out");
+
+ return outfile_default;
+}
+
+
+LIBTCCAPI void tcc_gen_makedeps(TCCState *s, const char *target, const char *filename)
+{
+ FILE *depout;
+ char buf[1024], *ext;
+ int i;
+
+ if (!target)
+ target = tcc_default_target(s);
+
+ if (!filename) {
+ /* compute filename automatically
+ * dir/file.o -> dir/file.d */
+ pstrcpy(buf, sizeof(buf), target);
+ ext = tcc_fileextension(buf);
+ pstrcpy(ext, sizeof(buf) - (ext-buf), ".d");
+ filename = buf;
+ }
+
+ if (s->verbose)
+ printf("<- %s\n", filename);
+
+ /* XXX return err codes instead of error() ? */
+ depout = fopen(filename, "w");
+ if (!depout)
+ error("could not open '%s'", filename);
+
+ fprintf(depout, "%s : \\\n", target);
+ for (i=0; i<s->nb_target_deps; ++i)
+ fprintf(depout, "\t%s \\\n", s->target_deps[i]);
+ fprintf(depout, "\n");
+ fclose(depout);
+}