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Diffstat (limited to 'tinycc/tcc.c')
| -rw-r--r-- | tinycc/tcc.c | 412 |
1 files changed, 0 insertions, 412 deletions
diff --git a/tinycc/tcc.c b/tinycc/tcc.c deleted file mode 100644 index 0c6f6ac..0000000 --- a/tinycc/tcc.c +++ /dev/null @@ -1,412 +0,0 @@ -/* - * TCC - Tiny C Compiler - * - * Copyright (c) 2001-2004 Fabrice Bellard - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "tcc.h" -#if ONE_SOURCE -# include "libtcc.c" -#endif -#include "tcctools.c" - -static const char help[] = - "Tiny C Compiler "TCC_VERSION" - Copyright (C) 2001-2006 Fabrice Bellard\n" - "Usage: tcc [options...] [-o outfile] [-c] infile(s)...\n" - " tcc [options...] -run infile (or --) [arguments...]\n" - "General options:\n" - " -c compile only - generate an object file\n" - " -o outfile set output filename\n" - " -run run compiled source\n" - " -fflag set or reset (with 'no-' prefix) 'flag' (see tcc -hh)\n" - " -std=c99 Conform to the ISO 1999 C standard (default).\n" - " -std=c11 Conform to the ISO 2011 C standard.\n" - " -Wwarning set or reset (with 'no-' prefix) 'warning' (see tcc -hh)\n" - " -w disable all warnings\n" - " -v --version show version\n" - " -vv show search paths or loaded files\n" - " -h -hh show this, show more help\n" - " -bench show compilation statistics\n" - " - use stdin pipe as infile\n" - " @listfile read arguments from listfile\n" - "Preprocessor options:\n" - " -Idir add include path 'dir'\n" - " -Dsym[=val] define 'sym' with value 'val'\n" - " -Usym undefine 'sym'\n" - " -E preprocess only\n" - " -C keep comments (not yet implemented)\n" - "Linker options:\n" - " -Ldir add library path 'dir'\n" - " -llib link with dynamic or static library 'lib'\n" - " -r generate (relocatable) object file\n" - " -shared generate a shared library/dll\n" - " -rdynamic export all global symbols to dynamic linker\n" - " -soname set name for shared library to be used at runtime\n" - " -Wl,-opt[=val] set linker option (see tcc -hh)\n" - "Debugger options:\n" - " -g generate stab runtime debug info\n" - " -gdwarf[-x] generate dwarf runtime debug info\n" -#ifdef CONFIG_TCC_BCHECK - " -b compile with built-in memory and bounds checker (implies -g)\n" -#endif -#ifdef CONFIG_TCC_BACKTRACE - " -bt[N] link with backtrace (stack dump) support [show max N callers]\n" -#endif - "Misc. options:\n" - " -x[c|a|b|n] specify type of the next infile (C,ASM,BIN,NONE)\n" - " -nostdinc do not use standard system include paths\n" - " -nostdlib do not link with standard crt and libraries\n" - " -Bdir set tcc's private include/library dir\n" - " -M[M]D generate make dependency file [ignore system files]\n" - " -M[M] as above but no other output\n" - " -MF file specify dependency file name\n" -#if defined(TCC_TARGET_I386) || defined(TCC_TARGET_X86_64) - " -m32/64 defer to i386/x86_64 cross compiler\n" -#endif - "Tools:\n" - " create library : tcc -ar [crstvx] lib [files]\n" -#ifdef TCC_TARGET_PE - " create def file : tcc -impdef lib.dll [-v] [-o lib.def]\n" -#endif - ; - -static const char help2[] = - "Tiny C Compiler "TCC_VERSION" - More Options\n" - "Special options:\n" - " -P -P1 with -E: no/alternative #line output\n" - " -dD -dM with -E: output #define directives\n" - " -pthread same as -D_REENTRANT and -lpthread\n" - " -On same as -D__OPTIMIZE__ for n > 0\n" - " -Wp,-opt same as -opt\n" - " -include file include 'file' above each input file\n" - " -isystem dir add 'dir' to system include path\n" - " -static link to static libraries (not recommended)\n" - " -dumpversion print version\n" - " -print-search-dirs print search paths\n" - " -dt with -run/-E: auto-define 'test_...' macros\n" - "Ignored options:\n" - " -arch -C --param -pedantic -pipe -s -traditional\n" - "-W[no-]... warnings:\n" - " all turn on some (*) warnings\n" - " error[=warning] stop after warning (any or specified)\n" - " write-strings strings are const\n" - " unsupported warn about ignored options, pragmas, etc.\n" - " implicit-function-declaration warn for missing prototype (*)\n" - " discarded-qualifiers warn when const is dropped (*)\n" - "-f[no-]... flags:\n" - " unsigned-char default char is unsigned\n" - " signed-char default char is signed\n" - " common use common section instead of bss\n" - " leading-underscore decorate extern symbols\n" - " ms-extensions allow anonymous struct in struct\n" - " dollars-in-identifiers allow '$' in C symbols\n" - " test-coverage create code coverage code\n" - "-m... target specific options:\n" - " ms-bitfields use MSVC bitfield layout\n" -#ifdef TCC_TARGET_ARM - " float-abi hard/softfp on arm\n" -#endif -#ifdef TCC_TARGET_X86_64 - " no-sse disable floats on x86_64\n" -#endif - "-Wl,... linker options:\n" - " -nostdlib do not link with standard crt/libs\n" - " -[no-]whole-archive load lib(s) fully/only as needed\n" - " -export-all-symbols same as -rdynamic\n" - " -export-dynamic same as -rdynamic\n" - " -image-base= -Ttext= set base address of executable\n" - " -section-alignment= set section alignment in executable\n" -#ifdef TCC_TARGET_PE - " -file-alignment= set PE file alignment\n" - " -stack= set PE stack reserve\n" - " -large-address-aware set related PE option\n" - " -subsystem=[console/windows] set PE subsystem\n" - " -oformat=[pe-* binary] set executable output format\n" - "Predefined macros:\n" - " tcc -E -dM - < nul\n" -#else - " -rpath= set dynamic library search path\n" - " -enable-new-dtags set DT_RUNPATH instead of DT_RPATH\n" - " -soname= set DT_SONAME elf tag\n" -#if defined(TCC_TARGET_MACHO) - " -install_name= set DT_SONAME elf tag (soname macOS alias)\n" -#endif - " -Bsymbolic set DT_SYMBOLIC elf tag\n" - " -oformat=[elf32/64-* binary] set executable output format\n" - " -init= -fini= -Map= -as-needed -O (ignored)\n" - "Predefined macros:\n" - " tcc -E -dM - < /dev/null\n" -#endif - "See also the manual for more details.\n" - ; - -static const char version[] = - "tcc version "TCC_VERSION -#ifdef TCC_GITHASH - " "TCC_GITHASH -#endif - " (" -#ifdef TCC_TARGET_I386 - "i386" -#elif defined TCC_TARGET_X86_64 - "x86_64" -#elif defined TCC_TARGET_C67 - "C67" -#elif defined TCC_TARGET_ARM - "ARM" -# ifdef TCC_ARM_EABI - " eabi" -# ifdef TCC_ARM_HARDFLOAT - "hf" -# endif -# endif -#elif defined TCC_TARGET_ARM64 - "AArch64" -#elif defined TCC_TARGET_RISCV64 - "riscv64" -#endif -#ifdef TCC_TARGET_PE - " Windows" -#elif defined(TCC_TARGET_MACHO) - " Darwin" -#elif TARGETOS_FreeBSD || TARGETOS_FreeBSD_kernel - " FreeBSD" -#elif TARGETOS_OpenBSD - " OpenBSD" -#elif TARGETOS_NetBSD - " NetBSD" -#else - " Linux" -#endif - ")\n" - ; - -static void print_dirs(const char *msg, char **paths, int nb_paths) -{ - int i; - printf("%s:\n%s", msg, nb_paths ? "" : " -\n"); - for(i = 0; i < nb_paths; i++) - printf(" %s\n", paths[i]); -} - -static void print_search_dirs(TCCState *s) -{ - printf("install: %s\n", s->tcc_lib_path); - /* print_dirs("programs", NULL, 0); */ - print_dirs("include", s->sysinclude_paths, s->nb_sysinclude_paths); - print_dirs("libraries", s->library_paths, s->nb_library_paths); - printf("libtcc1:\n %s/%s\n", s->library_paths[0], CONFIG_TCC_CROSSPREFIX TCC_LIBTCC1); -#if !defined TCC_TARGET_PE && !defined TCC_TARGET_MACHO - print_dirs("crt", s->crt_paths, s->nb_crt_paths); - printf("elfinterp:\n %s\n", DEFAULT_ELFINTERP(s)); -#endif -} - -static void set_environment(TCCState *s) -{ - char * path; - - path = getenv("C_INCLUDE_PATH"); - if(path != NULL) { - tcc_add_sysinclude_path(s, path); - } - path = getenv("CPATH"); - if(path != NULL) { - tcc_add_include_path(s, path); - } - path = getenv("LIBRARY_PATH"); - if(path != NULL) { - tcc_add_library_path(s, path); - } -} - -static char *default_outputfile(TCCState *s, const char *first_file) -{ - char buf[1024]; - char *ext; - const char *name = "a"; - - if (first_file && strcmp(first_file, "-")) - name = tcc_basename(first_file); - snprintf(buf, sizeof(buf), "%s", name); - ext = tcc_fileextension(buf); -#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->just_deps || s->output_type == TCC_OUTPUT_OBJ) && !s->option_r && *ext) - strcpy(ext, ".o"); - else - strcpy(buf, "a.out"); - return tcc_strdup(buf); -} - -static unsigned getclock_ms(void) -{ -#ifdef _WIN32 - return GetTickCount(); -#else - struct timeval tv; - gettimeofday(&tv, NULL); - return tv.tv_sec*1000 + (tv.tv_usec+500)/1000; -#endif -} - -int main(int argc0, char **argv0) -{ - TCCState *s, *s1; - int ret, opt, n = 0, t = 0, done; - unsigned start_time = 0, end_time = 0; - const char *first_file; - int argc; char **argv; - FILE *ppfp = stdout; - -redo: - argc = argc0, argv = argv0; - s = s1 = tcc_new(); -#ifdef CONFIG_TCC_SWITCHES /* predefined options */ - tcc_set_options(s, CONFIG_TCC_SWITCHES); -#endif - opt = tcc_parse_args(s, &argc, &argv, 1); - if (opt < 0) - return 1; - - if (n == 0) { - if (opt == OPT_HELP) { - fputs(help, stdout); - if (!s->verbose) - return 0; - ++opt; - } - if (opt == OPT_HELP2) { - fputs(help2, stdout); - return 0; - } - if (opt == OPT_M32 || opt == OPT_M64) - return tcc_tool_cross(s, argv, opt); - if (s->verbose) - printf(version); - if (opt == OPT_AR) - return tcc_tool_ar(s, argc, argv); -#ifdef TCC_TARGET_PE - if (opt == OPT_IMPDEF) - return tcc_tool_impdef(s, argc, argv); -#endif - if (opt == OPT_V) - return 0; - if (opt == OPT_PRINT_DIRS) { - /* initialize search dirs */ - set_environment(s); - tcc_set_output_type(s, TCC_OUTPUT_MEMORY); - print_search_dirs(s); - return 0; - } - - if (s->nb_files == 0) { - tcc_error_noabort("no input files"); - } else if (s->output_type == TCC_OUTPUT_PREPROCESS) { - if (s->outfile && 0!=strcmp("-",s->outfile)) { - ppfp = fopen(s->outfile, "w"); - if (!ppfp) - tcc_error_noabort("could not write '%s'", s->outfile); - } - } else if (s->output_type == TCC_OUTPUT_OBJ && !s->option_r) { - if (s->nb_libraries) - tcc_error_noabort("cannot specify libraries with -c"); - else if (s->nb_files > 1 && s->outfile) - tcc_error_noabort("cannot specify output file with -c many files"); - } - if (s->nb_errors) - return 1; - if (s->do_bench) - start_time = getclock_ms(); - } - - set_environment(s); - if (s->output_type == 0) - s->output_type = TCC_OUTPUT_EXE; - tcc_set_output_type(s, s->output_type); - s->ppfp = ppfp; - - if ((s->output_type == TCC_OUTPUT_MEMORY - || s->output_type == TCC_OUTPUT_PREPROCESS) - && (s->dflag & 16)) { /* -dt option */ - if (t) - s->dflag |= 32; - s->run_test = ++t; - if (n) - --n; - } - - /* compile or add each files or library */ - first_file = NULL, ret = 0; - do { - struct filespec *f = s->files[n]; - s->filetype = f->type; - if (f->type & AFF_TYPE_LIB) { - if (tcc_add_library_err(s, f->name) < 0) - ret = 1; - } else { - if (1 == s->verbose) - printf("-> %s\n", f->name); - if (!first_file) - first_file = f->name; - if (tcc_add_file(s, f->name) < 0) - ret = 1; - } - done = ret || ++n >= s->nb_files; - } while (!done && (s->output_type != TCC_OUTPUT_OBJ || s->option_r)); - - if (s->do_bench) - end_time = getclock_ms(); - - if (s->run_test) { - t = 0; - } else if (s->output_type == TCC_OUTPUT_PREPROCESS) { - ; - } else if (0 == ret) { - if (s->output_type == TCC_OUTPUT_MEMORY) { -#ifdef TCC_IS_NATIVE - ret = tcc_run(s, argc, argv); -#endif - } else { - if (!s->outfile) - s->outfile = default_outputfile(s, first_file); - if (!s->just_deps && tcc_output_file(s, s->outfile)) - ret = 1; - else if (s->gen_deps) - ret = gen_makedeps(s, s->outfile, s->deps_outfile); - } - } - - if (done && 0 == t && 0 == ret && s->do_bench) - tcc_print_stats(s, end_time - start_time); - - tcc_delete(s); - if (!done) - goto redo; /* compile more files with -c */ - if (t) - goto redo; /* run more tests with -dt -run */ - - if (ppfp && ppfp != stdout) - fclose(ppfp); - return ret; -} |