X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=main.c;h=773b08ed711e815c89da14e1c64235f649b49a2f;hb=f3ebbf598fa61fc4ad13416ef00a7d09d947c7a4;hp=d354e3d46b6283b40261675ee8730fdab1476fc6;hpb=9ed976d30496b6e92c68f1143c020d9a30607947;p=xonotic%2Fgmqcc.git diff --git a/main.c b/main.c index d354e3d..773b08e 100644 --- a/main.c +++ b/main.c @@ -21,6 +21,7 @@ * SOFTWARE. */ #include "gmqcc.h" +#include "lexer.h" uint32_t opts_flags[1 + (COUNT_FLAGS / 32)]; uint32_t opts_warn [1 + (COUNT_WARNINGS / 32)]; @@ -32,9 +33,18 @@ bool opts_debug = false; bool opts_memchk = false; bool opts_dump = false; bool opts_werror = false; +bool opts_forcecrc = false; +bool opts_pp_only = false; +size_t opts_max_array_size = 1024; + +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); @@ -53,6 +63,7 @@ static int usage() { 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(" -E stop after preprocessing\n"); printf(" -f enable a flag\n" " -fno- disable a flag\n" " -std standard select one of the following standards\n" @@ -61,13 +72,13 @@ static int usage() { " -std=gmqcc this compiler (default)\n"); printf(" -W enable a warning\n" " -Wno- disable a warning\n" - " -Wall enable all warnings\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" - " -fdarkplaces-string-table-bug\n" - " patch the string table to work with some bugged darkplaces versions\n" - " -fomit-nullbytes\n" - " omits certain null-bytes for a smaller output - requires a patched engine\n" + " -fadjust-vector-fields\n" + " when assigning a vector field, its _y and _z fields also get assigned\n" ); return -1; } @@ -151,6 +162,22 @@ static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, cha return options_long_witharg_all(optname, argc_, argv_, out, 1, false); } +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 +} + static bool options_parse(int argc, char **argv) { bool argend = false; size_t itr; @@ -165,20 +192,29 @@ static bool options_parse(int argc, char **argv) { if (argv[0][0] == '-') { /* All gcc-type long options */ if (options_long_gcc("std", &argc, &argv, &argarg)) { - if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) + if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) { + options_set(opts_flags, ADJUST_VECTOR_FIELDS, true); opts_standard = COMPILER_GMQCC; - else if (!strcmp(argarg, "qcc")) + } else if (!strcmp(argarg, "qcc")) { + options_set(opts_flags, ADJUST_VECTOR_FIELDS, false); opts_standard = COMPILER_QCC; - else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) + } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) { + options_set(opts_flags, ADJUST_VECTOR_FIELDS, false); opts_standard = COMPILER_FTEQCC; - else if (!strcmp(argarg, "qccx")) + } else if (!strcmp(argarg, "qccx")) { + options_set(opts_flags, ADJUST_VECTOR_FIELDS, false); opts_standard = COMPILER_QCCX; - else { + } 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; @@ -199,6 +235,10 @@ static bool options_parse(int argc, char **argv) { exit(0); break; + case 'E': + opts_pp_only = true; + break; + /* handle all -fflags */ case 'f': util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1); @@ -239,6 +279,11 @@ static bool options_parse(int argc, char **argv) { 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; @@ -325,33 +370,16 @@ static bool options_parse(int argc, char **argv) { 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, FILE *src) +static bool progs_nextline(char **out, size_t *alen,FILE *src) { - size_t alen; int len; char *line; char *start; char *end; line = *out; - len = util_getline(&line, &alen, src); + len = util_getline(&line, alen, src); if (len == -1) return false; @@ -380,11 +408,34 @@ int main(int argc, char **argv) { 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); + options_set(opts_warn, WARN_ASSIGN_FUNCTION_TYPES, true); + + options_set(opts_flags, ADJUST_VECTOR_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)); @@ -422,10 +473,15 @@ int main(int argc, char **argv) { } } - parser_finish(opts_output); + if (!parser_finish(opts_output)) { + retval = 1; + goto cleanup; + } + } else { FILE *src; char *line; + size_t linelen = 0; printf("Mode: progs.src\n"); src = util_fopen("progs.src", "rb"); @@ -436,7 +492,7 @@ int main(int argc, char **argv) { } line = NULL; - if (!progs_nextline(&line, src) || !line[0]) { + if (!progs_nextline(&line, &linelen, src) || !line[0]) { printf("illformatted progs.src file: expected output filename in first line\n"); retval = 1; goto srcdone; @@ -447,7 +503,7 @@ int main(int argc, char **argv) { opts_output_free = true; } - while (progs_nextline(&line, src)) { + while (progs_nextline(&line, &linelen, src)) { if (!line[0] || (line[0] == '/' && line[1] == '/')) continue; printf(" src: %s\n", line); @@ -475,6 +531,7 @@ cleanup: if (opts_output_free) mem_d((char*)opts_output); + lex_cleanup(); util_meminfo(); return retval; }