forked from enlightenment/efl
Eolian: little refactoring of the C generator.
This change is a preparation for the generation of the types and a little cleaning.
This commit is contained in:
Daniel Zaoui
parent
10405ffc41
commit
fe3602b0d8
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@ -10,7 +10,7 @@
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#include "common_funcs.h"
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static Eina_Strbuf *
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_include_guard_enclose(const char *fname, Eina_Strbuf *fbody)
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_include_guard_enclose(const char *fname, const char *suffix, Eina_Strbuf *fbody)
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{
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char incname[255];
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if (!fbody || !eina_strbuf_string_get(fbody)) return fbody;
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@ -21,11 +21,12 @@ _include_guard_enclose(const char *fname, Eina_Strbuf *fbody)
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Eina_Strbuf *incguard = eina_strbuf_new();
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eina_strbuf_append_printf(incguard,
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"#ifndef _%s_\n#define _%s_\n\n_code_\n#endif",
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incname,
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incname);
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"#ifndef _%s_%s\n#define _%s_%s\n\n",
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incname, suffix?suffix:"",
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incname, suffix?suffix:"");
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eina_strbuf_replace_all(incguard, ".", "_");
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eina_strbuf_replace_all(incguard, "_code_", eina_strbuf_string_get(fbody));
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eina_strbuf_append(incguard, eina_strbuf_string_get(fbody));
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eina_strbuf_append(incguard, "\n#endif\n");
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eina_strbuf_free(fbody);
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return incguard;
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}
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@ -42,81 +43,11 @@ _filename_get(const char *path)
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}
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static Eina_Bool
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_generate_eo_h_file(char *filename, const Eolian_Class *class)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *hfile = eina_strbuf_new();
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if (!eo_header_generate(class, hfile))
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{
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ERR("Failed to generate header for %s", eolian_class_name_get(class));
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goto end;
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}
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hfile = _include_guard_enclose(_filename_get(filename), hfile);
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FILE *fd = fopen(filename, "wb");
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if (!fd)
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{
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const char *err = strerror(errno);
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ERR ("Couldn't open file %s for writing. Reason: '%s'", filename, err);
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goto end;
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}
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if (eina_strbuf_string_get(hfile))
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fputs(eina_strbuf_string_get(hfile), fd);
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fclose(fd);
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ret = EINA_TRUE;
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end:
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eina_strbuf_free(hfile);
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return ret;
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}
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static Eina_Bool
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_generate_c_file(char *filename, const Eolian_Class *class, Eina_Bool legacy_support)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *hfile = eina_strbuf_new();
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if (!eo_source_generate(class, hfile))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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if (legacy_support) if (!legacy_source_generate(class, hfile))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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FILE *fd = fopen(filename, "wb");
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if (!fd)
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{
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const char *err = strerror(errno);
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ERR ("Couldn't open file %s for writing. Reason: '%s'", filename, err);
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goto end;
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}
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if (eina_strbuf_string_get(hfile))
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fputs(eina_strbuf_string_get(hfile), fd);
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fclose(fd);
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ret = EINA_TRUE;
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end:
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eina_strbuf_free(hfile);
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return ret;
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}
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static Eina_Bool
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_generate_impl_c_file(char *filename, const Eolian_Class *class)
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_read_file(char *filename, Eina_Strbuf *buffer)
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{
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Eina_Bool ret = EINA_FALSE;
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long file_size = 0;
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Eina_Strbuf *buffer = NULL;
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eina_strbuf_reset(buffer);
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FILE *fd = fopen(filename, "rb");
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if (fd)
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@ -143,73 +74,146 @@ _generate_impl_c_file(char *filename, const Eolian_Class *class)
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}
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content[file_size] = '\0';
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fclose(fd);
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fd = NULL;
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buffer = eina_strbuf_manage_new(content);
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eina_strbuf_append(buffer, content);
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free(content);
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#ifdef _WIN32
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eina_strbuf_replace_all(buffer, "\r\n", "\n");
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#endif
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}
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else
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buffer = eina_strbuf_new();
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if (!impl_source_generate(class, buffer))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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ret = EINA_TRUE;
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end:
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if (fd) fclose(fd);
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return ret;
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}
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fd = fopen(filename, "wb");
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static Eina_Bool
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_write_file(char *filename, const Eina_Strbuf *buffer, Eina_Bool append)
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{
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const char *data = eina_strbuf_string_get(buffer);
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FILE* fd = fopen(filename, append ? "ab" : "wb");
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if (!fd)
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{
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const char *err = strerror(errno);
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ERR ("Couldn't open file %s for writing. Reason: '%s'", filename, err);
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goto end;
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return EINA_FALSE;
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}
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if (eina_strbuf_string_get(buffer))
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fputs(eina_strbuf_string_get(buffer), fd);
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ret = EINA_TRUE;
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end:
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if (data) fputs(data, fd);
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fclose(fd);
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return EINA_TRUE;
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}
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static Eina_Bool
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_generate_eo_header_file(char *filename, const char *eo_filename)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *buffer = eina_strbuf_new();
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const Eolian_Class *class = eolian_class_get_by_file(eo_filename);
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if (class)
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{
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if (!eo_header_generate(class, buffer))
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{
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ERR("Failed to generate header for %s", eolian_class_name_get(class));
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goto end;
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}
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}
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buffer = _include_guard_enclose(_filename_get(filename), NULL, buffer);
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if (_write_file(filename, buffer, EINA_FALSE))
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ret = EINA_TRUE;
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end:
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eina_strbuf_free(buffer);
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return ret;
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}
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// TODO join with header gen.
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static Eina_Bool
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_generate_legacy_header_file(char *filename, const Eolian_Class *class)
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_generate_c_file(char *filename, const char *eo_filename, Eina_Bool legacy_support)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *lfile = eina_strbuf_new();
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if (!legacy_header_generate(class, lfile))
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Eina_Strbuf *eo_buf = eina_strbuf_new();
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Eina_Strbuf *legacy_buf = eina_strbuf_new();
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const Eolian_Class *class = eolian_class_get_by_file(eo_filename);
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if (class)
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{
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ERR("Failed to generate header for %s", eolian_class_name_get(class));
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goto end;
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if (!eo_source_generate(class, eo_buf))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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if (legacy_support)
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if (!legacy_source_generate(class, legacy_buf))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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}
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lfile = _include_guard_enclose(_filename_get(filename), lfile);
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FILE *fd = fopen(filename, "wb");
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if (!fd)
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{
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const char *err = strerror(errno);
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ERR ("Couldn't open file %s for writing. Reason: '%s'", filename, err);
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goto end;
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}
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if (eina_strbuf_string_get(lfile))
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fputs(eina_strbuf_string_get(lfile), fd);
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fclose(fd);
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ret = EINA_TRUE;
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if (_write_file(filename, eo_buf, EINA_FALSE) &&
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_write_file(filename, legacy_buf, EINA_TRUE))
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ret = EINA_TRUE;
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end:
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eina_strbuf_free(lfile);
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eina_strbuf_free(legacy_buf);
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eina_strbuf_free(eo_buf);
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return ret;
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}
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static Eina_Bool
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_generate_impl_c_file(char *filename, const char *eo_filename)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *buffer = eina_strbuf_new();
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const Eolian_Class *class = eolian_class_get_by_file(eo_filename);
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if (class)
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{
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if (!_read_file(filename, buffer)) goto end;
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if (!impl_source_generate(class, buffer))
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{
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ERR("Failed to generate source for %s", eolian_class_name_get(class));
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goto end;
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}
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if (_write_file(filename, buffer, EINA_FALSE))
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ret = EINA_TRUE;
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}
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end:
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eina_strbuf_free(buffer);
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return ret;
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}
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// TODO join with header gen.
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static Eina_Bool
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_generate_legacy_header_file(char *filename, const char *eo_filename)
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{
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Eina_Bool ret = EINA_FALSE;
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Eina_Strbuf *buffer = eina_strbuf_new();
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const Eolian_Class *class = eolian_class_get_by_file(eo_filename);
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if (class)
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{
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if (!legacy_header_generate(class, buffer))
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{
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ERR("Failed to generate header for %s", eolian_class_name_get(class));
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goto end;
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}
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buffer = _include_guard_enclose(_filename_get(filename), NULL, buffer);
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if (_write_file(filename, buffer, EINA_FALSE))
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ret = EINA_TRUE;
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}
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end:
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eina_strbuf_free(buffer);
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return ret;
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}
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@ -228,10 +232,9 @@ int main(int argc, char **argv)
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{
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int ret = 1;
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Eina_Bool help = EINA_FALSE, show = EINA_FALSE;
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Eina_List *itr;
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Eina_List *files4gen = NULL;
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const Eolian_Class *class;
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const char *eo_filename = NULL;
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char *output_filename = NULL; /* if NULL, have to generate, otherwise use the name stored there */
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char *eo_filename_copy = NULL, *eo_file_basename;
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eina_init();
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eolian_init();
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@ -287,8 +290,7 @@ int main(int argc, char **argv)
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default: help = EINA_TRUE;
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}
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}
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while (optind < argc)
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files4gen = eina_list_append(files4gen, argv[optind++]);
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eo_filename = argv[optind++];
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if (help)
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{
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@ -305,34 +307,26 @@ int main(int argc, char **argv)
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goto end;
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}
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if (!files4gen)
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if (!eo_filename)
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{
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ERR("No input files specified.\nTerminating.\n");
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ERR("No input file specified.\nTerminating.\n");
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goto end;
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}
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eolian_all_eot_files_parse();
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const char *filename;
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EINA_LIST_FOREACH(files4gen, itr, filename)
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if (!eolian_eo_file_parse(eo_filename))
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{
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if (!eolian_eo_file_parse(filename))
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{
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ERR("Error during parsing file %s\n", filename);
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goto end;
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}
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ERR("Error during parsing file %s\n", eo_filename);
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goto end;
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}
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eo_filename_copy = strdup(eo_filename);
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eo_file_basename = basename(eo_filename_copy);
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if (show)
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{
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EINA_LIST_FOREACH(files4gen, itr, filename)
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{
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char *dup = strdup(filename);
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char *bn = basename(dup);
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class = eolian_class_get_by_file(bn);
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free(dup);
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if (class) eolian_show_class(class);
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}
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const Eolian_Class *class = eolian_class_get_by_file(eo_file_basename);
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if (class) eolian_show_class(class);
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}
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if (!eo_needed && !(gen_opt == H_GEN && legacy_support))
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@ -341,11 +335,6 @@ int main(int argc, char **argv)
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goto end;
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}
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char *dup = strdup(eina_list_data_get(files4gen));
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char *bn = basename(dup);
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class = eolian_class_get_by_file(bn);
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free(dup);
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if (gen_opt)
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{
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if (!output_filename)
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@ -359,21 +348,21 @@ int main(int argc, char **argv)
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{
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INF("Generating header file %s\n", output_filename);
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if (legacy_support)
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ret = ( _generate_legacy_header_file(output_filename, class) ? 0 : 1 );
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ret = ( _generate_legacy_header_file(output_filename, eo_file_basename) ? 0 : 1 );
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else
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ret = ( _generate_eo_h_file(output_filename, class) ? 0 : 1 );
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ret = ( _generate_eo_header_file(output_filename, eo_file_basename) ? 0 : 1 );
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break;
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}
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case C_GEN:
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{
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INF("Generating source file %s\n", output_filename);
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ret = _generate_c_file(output_filename, class, !!legacy_support)?0:1;
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ret = _generate_c_file(output_filename, eo_file_basename, !!legacy_support)?0:1;
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break;
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}
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case C_IMPL_GEN:
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{
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INF("Generating user source file %s\n", output_filename);
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ret = _generate_impl_c_file(output_filename, class) ? 0 : 1;
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ret = _generate_impl_c_file(output_filename, eo_file_basename) ? 0 : 1;
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break;
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}
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default:
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@ -384,8 +373,8 @@ int main(int argc, char **argv)
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else ret = 0;
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end:
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free(eo_filename_copy);
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free(output_filename);
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eina_list_free(files4gen);
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eina_log_timing(_eolian_gen_log_dom,
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EINA_LOG_STATE_START,
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