X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=main.c;h=223d090df6fd840d870324a5d5d8a19c82f468ca;hb=921bbd7a8a84a5f12f59eaba2977017cd37f6ce0;hp=60aa8bc4e1f8e76ea4430221d995a507e598572e;hpb=3c462539a6ebef7226385bdd4ca825f242e76319;p=xonotic%2Fgmqcc.git diff --git a/main.c b/main.c index 60aa8bc..223d090 100644 --- a/main.c +++ b/main.c @@ -21,38 +21,93 @@ * SOFTWARE. */ #include "gmqcc.h" +#include "lexer.h" -uint32_t opt_flags[1 + (NUM_F_FLAGS / 32)]; -uint32_t opt_O = 1; -const char *opt_output = "progs.dat"; +uint32_t opts_flags[1 + (COUNT_FLAGS / 32)]; +uint32_t opts_warn [1 + (COUNT_WARNINGS / 32)]; + +uint32_t opts_O = 1; +const char *opts_output = "progs.dat"; +int opts_standard = COMPILER_GMQCC; +bool opts_debug = false; +bool opts_memchk = false; +bool opts_dump = false; +bool opts_werror = false; +bool opts_forcecrc = false; + +uint16_t opts_forced_crc; + +static bool opts_output_wasset = false; + +/* set by the standard */ +const oper_info *operators = NULL; +size_t operator_count = 0; + +typedef struct { char *filename; int type; } argitem; +VECTOR_MAKE(argitem, items); + +#define TYPE_QC 0 +#define TYPE_ASM 1 +#define TYPE_SRC 2 + +static const char *app_name; static int usage() { - printf("Usage:\n"); + printf("usage: %s [options] [files...]", app_name); + printf("options:\n" + " -h, --help show this help message\n" + " -debug turns on compiler debug messages\n" + " -memchk turns on compiler memory leak check\n"); + printf(" -o, --output=file output file, defaults to progs.dat\n" + " -a filename add an asm file to be assembled\n" + " -s filename add a progs.src file to be used\n"); + printf(" -f enable a flag\n" + " -fno- disable a flag\n" + " -std standard select one of the following standards\n" + " -std=qcc original QuakeC\n" + " -std=fteqcc fteqcc QuakeC\n" + " -std=gmqcc this compiler (default)\n"); + printf(" -W enable a warning\n" + " -Wno- disable a warning\n" + " -Wall enable all warnings\n" + " -Werror treat warnings as errors\n"); + printf(" -force-crc=num force a specific checksum into the header\n"); + printf("\n"); + printf("flags:\n" + " -fadjust-vector-fields\n" + " when assigning a vector field, its _y and _z fields also get assigned\n" + ); return -1; } -static bool options_setflag(const char *name, bool on) { +static bool options_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def *list, size_t listsize) { size_t i; - for (i = 0; i < opt_flag_list_count; ++i) { - if (!strcmp(name, opt_flag_list[i].name)) { - longbit lb = opt_flag_list[i].bit; + for (i = 0; i < listsize; ++i) { + if (!strcmp(name, list[i].name)) { + longbit lb = list[i].bit; #if 0 if (on) - opt_flags[lb.idx] |= (1<<(lb.bit)); + flags[lb.idx] |= (1<<(lb.bit)); else - opt_flags[lb.idx] &= ~(1<<(lb.bit)); + flags[lb.idx] &= ~(1<<(lb.bit)); #else if (on) - opt_flags[0] |= (1< 1) { char *argarg; + argitem item; + + ++argv; + --argc; + if (argv[0][0] == '-') { + /* All gcc-type long options */ + if (options_long_gcc("std", &argc, &argv, &argarg)) { + if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) + opts_standard = COMPILER_GMQCC; + else if (!strcmp(argarg, "qcc")) + opts_standard = COMPILER_QCC; + else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) + opts_standard = COMPILER_FTEQCC; + else if (!strcmp(argarg, "qccx")) + opts_standard = COMPILER_QCCX; + else { + printf("Unknown standard: %s\n", argarg); + return false; + } + continue; + } + if (options_long_gcc("force-crc", &argc, &argv, &argarg)) { + opts_forcecrc = true; + opts_forced_crc = strtol(argarg, NULL, 0); + continue; + } + if (!strcmp(argv[0]+1, "debug")) { + opts_debug = true; + continue; + } + if (!strcmp(argv[0]+1, "dump")) { + opts_dump = true; + continue; + } + if (!strcmp(argv[0]+1, "memchk")) { + opts_memchk = true; + continue; + } + switch (argv[0][1]) { /* -h, show usage but exit with 0 */ case 'h': @@ -112,7 +214,16 @@ static bool options_parse(int argc, char **argv) { /* handle all -fflags */ case 'f': - if (!strncmp(argv[0]+2, "no-", 3)) { + util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1); + if (!strcmp(argv[0]+2, "HELP")) { + printf("Possible flags:\n"); + for (itr = 0; itr < COUNT_FLAGS; ++itr) { + util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer)); + printf(" -f%s\n", buffer); + } + exit(0); + } + else if (!strncmp(argv[0]+2, "NO_", 3)) { if (!options_setflag(argv[0]+5, false)) { printf("unknown flag: %s\n", argv[0]+2); return false; @@ -123,13 +234,52 @@ static bool options_parse(int argc, char **argv) { return false; } break; + case 'W': + util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1); + if (!strcmp(argv[0]+2, "HELP")) { + printf("Possible warnings:\n"); + for (itr = 0; itr < COUNT_WARNINGS; ++itr) { + util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer)); + printf(" -W%s\n", buffer); + } + exit(0); + } + else if (!strcmp(argv[0]+2, "NO_ERROR")) { + opts_werror = false; + break; + } + else if (!strcmp(argv[0]+2, "ERROR")) { + opts_werror = true; + break; + } + else if (!strcmp(argv[0]+2, "NONE")) { + for (itr = 0; itr < sizeof(opts_warn)/sizeof(opts_warn[0]); ++itr) + opts_warn[itr] = 0; + break; + } + else if (!strcmp(argv[0]+2, "ALL")) { + for (itr = 0; itr < sizeof(opts_warn)/sizeof(opts_warn[0]); ++itr) + opts_warn[itr] = 0xFFFFFFFFL; + break; + } + if (!strncmp(argv[0]+2, "NO_", 3)) { + if (!options_setwarn(argv[0]+5, false)) { + printf("unknown warning: %s\n", argv[0]+2); + return false; + } + } + else if (!options_setwarn(argv[0]+2, true)) { + printf("unknown warning: %s\n", argv[0]+2); + return false; + } + break; case 'O': if (!options_witharg(&argc, &argv, &argarg)) { printf("option -O requires a numerical argument\n"); return false; } - opt_O = atoi(argarg); + opts_O = atoi(argarg); break; case 'o': @@ -137,7 +287,20 @@ static bool options_parse(int argc, char **argv) { printf("option -o requires an argument: the output file name\n"); return false; } - opt_output = argarg; + opts_output = argarg; + opts_output_wasset = true; + break; + + case 'a': + case 's': + item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC; + if (!options_witharg(&argc, &argv, &argarg)) { + printf("option -a requires a filename %s\n", + (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list")); + return false; + } + item.filename = argarg; + items_add(item); break; case '-': @@ -153,10 +316,10 @@ static bool options_parse(int argc, char **argv) { } else { /* All long options with arguments */ - if (options_long_witharg("output", &argc, &argv, &argarg)) - opt_output = argarg; - else - { + if (options_long_witharg("output", &argc, &argv, &argarg)) { + opts_output = argarg; + opts_output_wasset = true; + } else { printf("Unknown parameter: %s\n", argv[0]); return false; } @@ -164,28 +327,194 @@ static bool options_parse(int argc, char **argv) { break; default: - break; + printf("Unknown parameter: %s\n", argv[0]); + return false; } } - ++argv; - --argc; + else + { + /* it's a QC filename */ + argitem item; + item.filename = argv[0]; + item.type = TYPE_QC; + items_add(item); + } } return true; } +static void options_set(uint32_t *flags, size_t idx, bool on) +{ + longbit lb = LONGBIT(idx); +#if 0 + if (on) + flags[lb.idx] |= (1<<(lb.bit)); + else + flags[lb.idx] &= ~(1<<(lb.bit)); +#else + if (on) + flags[0] |= (1<<(lb)); + else + flags[0] &= ~(1<<(lb)); +#endif +} + +/* returns the line number, or -1 on error */ +static bool progs_nextline(char **out, size_t *alen,FILE *src) +{ + int len; + char *line; + char *start; + char *end; + + line = *out; + len = util_getline(&line, alen, src); + if (len == -1) + return false; + + /* start at first non-blank */ + for (start = line; isspace(*start); ++start) {} + /* end at the first non-blank */ + for (end = start; *end && !isspace(*end); ++end) {} + + *out = line; + /* move the actual filename to the beginning */ + while (start != end) { + *line++ = *start++; + } + *line = 0; + return true; +} + int main(int argc, char **argv) { - /* char *app = &argv[0][0]; */ + size_t itr; + int retval = 0; + bool opts_output_free = false; - if (!options_parse(argc-1, argv+1)) { + app_name = argv[0]; + + /* default options / warn flags */ + options_set(opts_warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true); + options_set(opts_warn, WARN_EXTENSIONS, true); + options_set(opts_warn, WARN_FIELD_REDECLARED, true); + options_set(opts_warn, WARN_TOO_FEW_PARAMETERS, true); + options_set(opts_warn, WARN_MISSING_RETURN_VALUES, true); + options_set(opts_warn, WARN_USED_UNINITIALIZED, true); + options_set(opts_warn, WARN_LOCAL_CONSTANTS, true); + options_set(opts_warn, WARN_VOID_VARIABLES, true); + options_set(opts_warn, WARN_IMPLICIT_FUNCTION_POINTER, true); + options_set(opts_warn, WARN_VARIADIC_FUNCTION, true); + options_set(opts_warn, WARN_FRAME_MACROS, true); + options_set(opts_warn, WARN_UNUSED_VARIABLE, true); + options_set(opts_warn, WARN_EFFECTLESS_STATEMENT, true); + options_set(opts_warn, WARN_END_SYS_FIELDS, true); + + if (!options_parse(argc, argv)) { return usage(); } + /* the standard decides which set of operators to use */ + if (opts_standard == COMPILER_GMQCC) { + operators = c_operators; + operator_count = c_operator_count; + } else { + operators = qcc_operators; + operator_count = qcc_operator_count; + } + + if (opts_dump) { + for (itr = 0; itr < COUNT_FLAGS; ++itr) { + printf("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr)); + } + for (itr = 0; itr < COUNT_WARNINGS; ++itr) { + printf("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr)); + } + printf("output = %s\n", opts_output); + printf("optimization level = %i\n", (int)opts_O); + printf("standard = %i\n", opts_standard); + } + + if (!parser_init()) { + printf("failed to initialize parser\n"); + retval = 1; + goto cleanup; + } + util_debug("COM", "starting ...\n"); + if (items_elements) { + printf("Mode: manual\n"); + printf("There are %lu items to compile:\n", (unsigned long)items_elements); + for (itr = 0; itr < items_elements; ++itr) { + printf(" item: %s (%s)\n", + items_data[itr].filename, + ( (items_data[itr].type == TYPE_QC ? "qc" : + (items_data[itr].type == TYPE_ASM ? "asm" : + (items_data[itr].type == TYPE_SRC ? "progs.src" : + ("unknown")))))); + + if (!parser_compile(items_data[itr].filename)) { + retval = 1; + goto cleanup; + } + } + + parser_finish(opts_output); + + } else { + FILE *src; + char *line; + size_t linelen = 0; + + printf("Mode: progs.src\n"); + src = util_fopen("progs.src", "rb"); + if (!src) { + printf("failed to open `progs.src` for reading\n"); + retval = 1; + goto cleanup; + } + + line = NULL; + if (!progs_nextline(&line, &linelen, src) || !line[0]) { + printf("illformatted progs.src file: expected output filename in first line\n"); + retval = 1; + goto srcdone; + } + + if (!opts_output_wasset) { + opts_output = util_strdup(line); + opts_output_free = true; + } + + while (progs_nextline(&line, &linelen, src)) { + if (!line[0] || (line[0] == '/' && line[1] == '/')) + continue; + printf(" src: %s\n", line); + if (!parser_compile(line)) { + retval = 1; + goto srcdone; + } + } + + parser_finish(opts_output); + +srcdone: + fclose(src); + mem_d(line); + } + /* stuff */ +cleanup: util_debug("COM", "cleaning ...\n"); + mem_d(items_data); + + parser_cleanup(); + if (opts_output_free) + mem_d((char*)opts_output); + + lex_cleanup(); util_meminfo(); - return 0; + return retval; }