manpage: capital section headings, updated -fcorrect-logic description, added -Wunkno...

[xonotic/gmqcc.git] / main.c

diff --git a/main.c b/main.c
index fca93b2d87b27932258607e2848fbcac491916b2..558edc339ef25b52393176f8fa780592b503482a 100644 (file)
--- a/main.c
+++ b/main.c
@@ -44,8 +44,8 @@ static const char *app_name;
 
 static void version() {
     con_out("GMQCC %d.%d.%d Built %s %s\n",
-        GMQCC_VERSION_MINOR,
         GMQCC_VERSION_MAJOR,
+        GMQCC_VERSION_MINOR,
         GMQCC_VERSION_PATCH,
         __DATE__,
         __TIME__
@@ -71,8 +71,10 @@ static int usage() {
             "  -fhelp                 list possible flags\n");
     con_out("  -W<warning>            enable a warning\n"
             "  -Wno-<warning>         disable a warning\n"
-            "  -Wall                  enable all warnings\n"
-            "  -Werror                treat warnings as errors\n");
+            "  -Wall                  enable all warnings\n");
+    con_out("  -Werror                treat warnings as errors\n"
+            "  -Werror-<warning>      treat a warning as error\n"
+            "  -Wno-error-<warning>   opposite of the above\n");
     con_out("  -Whelp                 list possible warnings\n");
     con_out("  -O<number>             optimization level\n"
             "  -O<name>               enable specific optimization\n"
@@ -204,8 +206,6 @@ static bool options_parse(int argc, char **argv) {
 
             /* show defaults (like pathscale) */
             if (!strcmp(argv[0]+1, "show-defaults")) {
-                size_t itr;
-                char   buffer[1024];
                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
                     if (!OPTS_FLAG(itr))
                         continue;
@@ -266,6 +266,7 @@ static bool options_parse(int argc, char **argv) {
                 /* debug turns on -flno */
                 case 'g':
                     opts_setflag("LNO", true);
+                    opts.g = true;
                     break;
 
                 case 'D':
@@ -317,12 +318,18 @@ static bool options_parse(int argc, char **argv) {
                         }
                         exit(0);
                     }
-                    else if (!strcmp(argv[0]+2, "NO_ERROR")) {
-                        opts.werror = false;
+                    else if (!strcmp(argv[0]+2, "NO_ERROR") ||
+                             !strcmp(argv[0]+2, "NO_ERROR_ALL"))
+                    {
+                        for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
+                            opts.werror[itr] = 0;
                         break;
                     }
-                    else if (!strcmp(argv[0]+2, "ERROR")) {
-                        opts.werror = true;
+                    else if (!strcmp(argv[0]+2, "ERROR") ||
+                             !strcmp(argv[0]+2, "ERROR_ALL"))
+                    {
+                        for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
+                            opts.werror[itr] = 0xFFFFFFFFL;
                         break;
                     }
                     else if (!strcmp(argv[0]+2, "NONE")) {
@@ -335,7 +342,19 @@ static bool options_parse(int argc, char **argv) {
                             opts.warn[itr] = 0xFFFFFFFFL;
                         break;
                     }
-                    if (!strncmp(argv[0]+2, "NO_", 3)) {
+                    else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
+                        if (!opts_setwerror(argv[0]+8, true)) {
+                            con_out("unknown warning: %s\n", argv[0]+2);
+                            return false;
+                        }
+                    }
+                    else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
+                        if (!opts_setwerror(argv[0]+11, false)) {
+                            con_out("unknown warning: %s\n", argv[0]+2);
+                            return false;
+                        }
+                    }
+                    else if (!strncmp(argv[0]+2, "NO_", 3)) {
                         if (!opts_setwarn(argv[0]+5, false)) {
                             con_out("unknown warning: %s\n", argv[0]+2);
                             return false;
@@ -489,6 +508,11 @@ int main(int argc, char **argv) {
         return usage();
     }
 
+    if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
+        con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
+        exit(1);
+    }
+
     /* the standard decides which set of operators to use */
     if (opts.standard == COMPILER_GMQCC) {
         operators      = c_operators;
@@ -561,6 +585,9 @@ int main(int argc, char **argv) {
         }
     }
 
+    if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
+        type_not_instr[TYPE_STRING] = INSTR_NOT_F;
+
     util_debug("COM", "starting ...\n");
 
     /* add macros */