X-Git-Url: https://git.xonotic.org/?p=xonotic%2Fgmqcc.git;a=blobdiff_plain;f=exec.c;h=05d6d8df1a6dd0701650cc5d866a755c9907d20e;hp=9bb353915831433a297853b1d5e3b240036493c7;hb=a2c3388e496fa097a4d63493b057bf6d81717f47;hpb=c07c78c666cd749b92862fa08c74b7b7c1138ddc

diff --git a/exec.c b/exec.c
index 9bb3539..05d6d8d 100644
--- a/exec.c
+++ b/exec.c
@@ -26,6 +26,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdarg.h>
+#include <stdlib.h>
 
 #include "gmqcc.h"
 
@@ -167,16 +168,15 @@ void prog_delete(qc_program *prog)
  * VM code
  */
 
-char* prog_getstring(qc_program *prog, qcint str)
-{
+const char* prog_getstring(qc_program *prog, qcint str) {
     /* cast for return required for C++ */
     if (str < 0 || str >= (qcint)vec_size(prog->strings))
-        return (char*)"<<<invalid string>>>";
+        return  "<<<invalid string>>>";
+
     return prog->strings + str;
 }
 
-prog_section_def* prog_entfield(qc_program *prog, qcint off)
-{
+prog_section_def* prog_entfield(qc_program *prog, qcint off) {
     size_t i;
     for (i = 0; i < vec_size(prog->fields); ++i) {
         if (prog->fields[i].offset == off)
@@ -195,8 +195,7 @@ prog_section_def* prog_getdef(qc_program *prog, qcint off)
     return NULL;
 }
 
-qcany* prog_getedict(qc_program *prog, qcint e)
-{
+qcany* prog_getedict(qc_program *prog, qcint e) {
     if (e >= (qcint)vec_size(prog->entitypool)) {
         prog->vmerror++;
         fprintf(stderr, "Accessing out of bounds edict %i\n", (int)e);
@@ -205,8 +204,7 @@ qcany* prog_getedict(qc_program *prog, qcint e)
     return (qcany*)(prog->entitydata + (prog->entityfields * e));
 }
 
-qcint prog_spawn_entity(qc_program *prog)
-{
+qcint prog_spawn_entity(qc_program *prog) {
     char  *data;
     qcint  e;
     for (e = 0; e < (qcint)vec_size(prog->entitypool); ++e) {
@@ -223,8 +221,7 @@ qcint prog_spawn_entity(qc_program *prog)
     return e;
 }
 
-void prog_free_entity(qc_program *prog, qcint e)
-{
+void prog_free_entity(qc_program *prog, qcint e) {
     if (!e) {
         prog->vmerror++;
         fprintf(stderr, "Trying to free world entity\n");
@@ -243,8 +240,7 @@ void prog_free_entity(qc_program *prog, qcint e)
     prog->entitypool[e] = false;
 }
 
-qcint prog_tempstring(qc_program *prog, const char *str)
-{
+qcint prog_tempstring(qc_program *prog, const char *str) {
     size_t len = strlen(str);
     size_t at = prog->tempstring_at;
 
@@ -266,8 +262,7 @@ qcint prog_tempstring(qc_program *prog, const char *str)
     return at;
 }
 
-static size_t print_escaped_string(const char *str, size_t maxlen)
-{
+static size_t print_escaped_string(const char *str, size_t maxlen) {
     size_t len = 2;
     putchar('"');
     --maxlen; /* because we're lazy and have escape sequences */
@@ -300,8 +295,7 @@ static size_t print_escaped_string(const char *str, size_t maxlen)
     return len;
 }
 
-static void trace_print_global(qc_program *prog, unsigned int glob, int vtype)
-{
+static void trace_print_global(qc_program *prog, unsigned int glob, int vtype) {
     static char spaces[28+1] = "                            ";
     prog_section_def *def;
     qcany    *value;
@@ -359,8 +353,7 @@ done:
     }
 }
 
-static void prog_print_statement(qc_program *prog, prog_section_statement *st)
-{
+static void prog_print_statement(qc_program *prog, prog_section_statement *st) {
     if (st->opcode >= (sizeof(asm_instr)/sizeof(asm_instr[0]))) {
         printf("<illegal instruction %d>\n", st->opcode);
         return;
@@ -457,8 +450,7 @@ static void prog_print_statement(qc_program *prog, prog_section_statement *st)
     }
 }
 
-static qcint prog_enterfunction(qc_program *prog, prog_section_function *func)
-{
+static qcint prog_enterfunction(qc_program *prog, prog_section_function *func) {
     qc_exec_stack st;
     size_t  parampos;
     int32_t p;
@@ -507,8 +499,7 @@ static qcint prog_enterfunction(qc_program *prog, prog_section_function *func)
     return func->entry;
 }
 
-static qcint prog_leavefunction(qc_program *prog)
-{
+static qcint prog_leavefunction(qc_program *prog) {
     prog_section_function *prev = NULL;
     size_t oldsp;
 
@@ -540,8 +531,7 @@ static qcint prog_leavefunction(qc_program *prog)
     return st.stmt - 1; /* offset the ++st */
 }
 
-bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps)
-{
+bool prog_exec(qc_program *prog, prog_section_function *func, size_t flags, long maxjumps) {
     long jumpcount = 0;
     size_t oldxflags = prog->xflags;
     prog_section_statement *st;
@@ -640,8 +630,7 @@ static qcvm_parameter *main_params = NULL;
 #define GetArg(num) GetGlobal(OFS_PARM0 + 3*(num))
 #define Return(any) *(GetGlobal(OFS_RETURN)) = (any)
 
-static int qc_print(qc_program *prog)
-{
+static int qc_print(qc_program *prog) {
     size_t i;
     const char *laststr = NULL;
     for (i = 0; i < (size_t)prog->argc; ++i) {
@@ -657,16 +646,14 @@ static int qc_print(qc_program *prog)
     return 0;
 }
 
-static int qc_error(qc_program *prog)
-{
+static int qc_error(qc_program *prog) {
     fprintf(stderr, "*** VM raised an error:\n");
     qc_print(prog);
     prog->vmerror++;
     return -1;
 }
 
-static int qc_ftos(qc_program *prog)
-{
+static int qc_ftos(qc_program *prog) {
     char buffer[512];
     qcany *num;
     qcany str;
@@ -678,8 +665,7 @@ static int qc_ftos(qc_program *prog)
     return 0;
 }
 
-static int qc_stof(qc_program *prog)
-{
+static int qc_stof(qc_program *prog) {
     qcany *str;
     qcany num;
     CheckArgs(1);
@@ -689,8 +675,7 @@ static int qc_stof(qc_program *prog)
     return 0;
 }
 
-static int qc_vtos(qc_program *prog)
-{
+static int qc_vtos(qc_program *prog) {
     char buffer[512];
     qcany *num;
     qcany str;
@@ -702,8 +687,7 @@ static int qc_vtos(qc_program *prog)
     return 0;
 }
 
-static int qc_etos(qc_program *prog)
-{
+static int qc_etos(qc_program *prog) {
     char buffer[512];
     qcany *num;
     qcany str;
@@ -715,8 +699,7 @@ static int qc_etos(qc_program *prog)
     return 0;
 }
 
-static int qc_spawn(qc_program *prog)
-{
+static int qc_spawn(qc_program *prog) {
     qcany ent;
     CheckArgs(0);
     ent.edict = prog_spawn_entity(prog);
@@ -724,8 +707,7 @@ static int qc_spawn(qc_program *prog)
     return (ent.edict ? 0 : -1);
 }
 
-static int qc_kill(qc_program *prog)
-{
+static int qc_kill(qc_program *prog) {
     qcany *ent;
     CheckArgs(1);
     ent = GetArg(0);
@@ -733,8 +715,7 @@ static int qc_kill(qc_program *prog)
     return 0;
 }
 
-static int qc_sqrt(qc_program *prog)
-{
+static int qc_sqrt(qc_program *prog) {
     qcany *num, out;
     CheckArgs(1);
     num = GetArg(0);
@@ -743,8 +724,7 @@ static int qc_sqrt(qc_program *prog)
     return 0;
 }
 
-static int qc_vlen(qc_program *prog)
-{
+static int qc_vlen(qc_program *prog) {
     qcany *vec, len;
     CheckArgs(1);
     vec = GetArg(0);
@@ -755,8 +735,7 @@ static int qc_vlen(qc_program *prog)
     return 0;
 }
 
-static int qc_normalize(qc_program *prog)
-{
+static int qc_normalize(qc_program *prog) {
     double len;
     qcany *vec;
     qcany out;
@@ -776,14 +755,15 @@ static int qc_normalize(qc_program *prog)
     return 0;
 }
 
-static int qc_strcat(qc_program *prog)
-{
+static int qc_strcat(qc_program *prog) {
     char  *buffer;
     size_t len1,   len2;
-    char  *cstr1, *cstr2;
     qcany *str1,  *str2;
     qcany  out;
 
+    const char *cstr1;
+    const char *cstr2;
+
     CheckArgs(2);
     str1 = GetArg(0);
     str2 = GetArg(1);
@@ -800,12 +780,13 @@ static int qc_strcat(qc_program *prog)
     return 0;
 }
 
-static int qc_strcmp(qc_program *prog)
-{
-    char  *cstr1, *cstr2;
+static int qc_strcmp(qc_program *prog) {
     qcany *str1,  *str2;
     qcany out;
 
+    const char *cstr1;
+    const char *cstr2;
+
     if (prog->argc != 2 && prog->argc != 3) {
         fprintf(stderr, "ERROR: invalid number of arguments for strcmp/strncmp: %i, expected 2 or 3\n",
                prog->argc);
@@ -824,8 +805,7 @@ static int qc_strcmp(qc_program *prog)
     return 0;
 }
 
-static int qc_floor(qc_program *prog)
-{
+static int qc_floor(qc_program *prog) {
     qcany *num, out;
     CheckArgs(1);
     num = GetArg(0);
@@ -855,7 +835,7 @@ static size_t qc_builtins_count = sizeof(qc_builtins) / sizeof(qc_builtins[0]);
 
 static const char *arg0 = NULL;
 
-static void version() {
+static void version(void) {
     printf("GMQCC-QCVM %d.%d.%d Built %s %s\n",
            GMQCC_VERSION_MAJOR,
            GMQCC_VERSION_MINOR,
@@ -865,8 +845,7 @@ static void version() {
     );
 }
 
-static void usage()
-{
+static void usage(void) {
     printf("usage: %s [options] [parameters] file\n", arg0);
     printf("options:\n");
     printf("  -h, --help         print this message\n"
@@ -886,8 +865,7 @@ static void usage()
            "  -string <s>   pass a string parameter to main() \n");
 }
 
-static void prog_main_setparams(qc_program *prog)
-{
+static void prog_main_setparams(qc_program *prog) {
     size_t i;
     qcany *arg;
 
@@ -927,19 +905,19 @@ void escapestring(char* dest, const char* src)  {
   char c;
   while ((c = *(src++))) {
     switch(c) {
-      case '\t': 
+      case '\t':
         *(dest++) = '\\', *(dest++) = 't';
         break;
-      case '\n': 
+      case '\n':
         *(dest++) = '\\', *(dest++) = 'n';
         break;
-      case '\r': 
+      case '\r':
         *(dest++) = '\\', *(dest++) = 'r';
         break;
-      case '\\': 
+      case '\\':
         *(dest++) = '\\', *(dest++) = '\\';
         break;
-      case '\"': 
+      case '\"':
         *(dest++) = '\\', *(dest++) = '\"';
         break;
       default:
@@ -950,8 +928,8 @@ void escapestring(char* dest, const char* src)  {
 }
 
 void prog_disasm_function(qc_program *prog, size_t id);
-int main(int argc, char **argv)
-{
+
+int main(int argc, char **argv) {
     size_t      i;
     qcint       fnmain = -1;
     qc_program *prog;
@@ -1266,8 +1244,7 @@ int main(int argc, char **argv)
     return 0;
 }
 
-void prog_disasm_function(qc_program *prog, size_t id)
-{
+void prog_disasm_function(qc_program *prog, size_t id) {
     prog_section_function *fdef = prog->functions + id;
     prog_section_statement *st;