349 lines
7.3 KiB
C++
Executable File
349 lines
7.3 KiB
C++
Executable File
#include <stdio.h>
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#if defined(__linux__) | defined (__APPLE__)
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#include <unistd.h>
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#else
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#include <fcntl.h>
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#include <io.h>
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#endif
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#include <stdlib.h>
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#include "zlib.h"
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#include "amx.h"
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#include "amxdbg.h"
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#include "amxxpc.h"
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#include "Binary.h"
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#ifdef _MSC_VER
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// MSVC8 - replace POSIX functions with ISO C++ conformant ones as they are deprecated
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#if _MSC_VER >= 1400
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#define unlink _unlink
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#endif
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#endif
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static PRINTF pc_printf = NULL;
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void ReadFileIntoPl(abl *pl, FILE *fp);
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bool CompressPl(abl *pl);
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void Pl2Bh(abl *pl, BinPlugin *bh);
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void WriteBh(BinaryWriter *bw, BinPlugin *bh);
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int main(int argc, char **argv)
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{
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struct abl pl32;
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#if defined(__linux__)
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HINSTANCE lib = NULL;
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if (FileExists("./amxxpc32.so"))
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lib = dlmount("./amxxpc32.so");
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else
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lib = dlmount("amxxpc32.so");
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#elif defined(__APPLE__)
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HINSTANCE lib = dlmount("amxxpc32.dylib");
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#else
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HINSTANCE lib = dlmount("amxxpc32.dll");
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#endif
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if (!lib)
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{
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#if defined(__linux__) || defined(__APPLE__)
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printf("compiler failed to instantiate: %s\n", dlerror());
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#else
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printf("compiler failed to instantiate: %d\n", GetLastError());
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#endif
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exit(0);
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}
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COMPILER sc32 = (COMPILER)dlsym(lib, "Compile32");
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pc_printf = (PRINTF)dlsym(lib, "pc_printf");
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if (!sc32 || !pc_printf)
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{
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#if defined(__linux__) || defined(__APPLE__)
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printf("compiler failed to link: %p.\n",sc32);
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#else
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printf("compiler failed to link: %d.\n", GetLastError());
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#endif
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exit(0);
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}
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pc_printf("Welcome to the AMX Mod X %s Compiler.\n", SVN_VERSION);
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pc_printf("Copyright (c) 1997-2013 ITB CompuPhase, AMX Mod X Team\n\n");
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if (argc < 2)
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{
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pc_printf("Usage: <file.sma> [options]\n");
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pc_printf("Use -? or --help to see full options\n\n");
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getchar();
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exit(0);
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}
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if (!strcmp(argv[1], "-?") || !strcmp(argv[1], "--help"))
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{
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show_help();
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pc_printf("Press any key to continue.\n");
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getchar();
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exit(0);
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}
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sc32(argc, argv);
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char *file = FindFileName(argc, argv);
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if (file == NULL)
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{
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pc_printf("Could not locate the output file.\n");
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exit(0);
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} else if (strstr(file, ".asm")) {
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pc_printf("Assembler output succeeded.\n");
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exit(0);
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} else {
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FILE *fp = fopen(file, "rb");
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if (fp == NULL)
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{
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pc_printf("Could not locate output file %s (compile failed).\n", file);
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exit(0);
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}
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ReadFileIntoPl(&pl32, fp);
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pl32.cellsize = 4;
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fclose(fp);
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}
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unlink(file);
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/////////////
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// COMPRSSION
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/////////////
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CompressPl(&pl32);
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char *newfile = new char[strlen(file)+3];
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strcpy(newfile, file);
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if (!strstr(file, ".amxx") && !strstr(file, ".AMXX"))
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strcat(newfile, "x");
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FILE *fp = fopen(newfile, "wb");
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if (!fp)
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{
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pc_printf("Error trying to write file %s.\n", newfile);
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exit(0);
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}
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BinPlugin bh32;
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Pl2Bh(&pl32, &bh32);
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try
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{
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static const int kEntries = 1;
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//entry is 4 ints and a byte
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static const int kEntrySize = (sizeof(int32_t) * 4) + sizeof(int8_t);
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BinaryWriter bw(fp);
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bw.WriteUInt32(MAGIC_HEADER2);
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bw.WriteUInt16(MAGIC_VERSION);
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bw.WriteUInt8(kEntries);
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//base header
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int baseaddr = sizeof(int32_t) + sizeof(int16_t) + sizeof(int8_t);
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//extend this by the entries we have
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baseaddr += kEntrySize * kEntries;
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bh32.offs = baseaddr;
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WriteBh(&bw, &bh32);
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bw.WriteChars(pl32.cmp, pl32.cmpsize);
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} catch (...) {
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fclose(fp);
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unlink(file);
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pc_printf("Error, failed to write binary\n");
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dlclose(lib);
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exit(0);
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}
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fclose(fp);
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unlink(file);
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pc_printf("Done.\n");
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dlclose(lib);
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exit(0);
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}
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void WriteBh(BinaryWriter *bw, BinPlugin *bh)
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{
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bw->WriteUInt8(bh->cellsize);
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bw->WriteUInt32(bh->disksize);
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bw->WriteUInt32(bh->imagesize);
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bw->WriteUInt32(bh->memsize);
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bw->WriteUInt32(bh->offs);
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}
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void Pl2Bh(abl *pl, BinPlugin *bh)
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{
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bh->cellsize = pl->cellsize;
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bh->disksize = pl->cmpsize;
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bh->imagesize = pl->size;
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bh->memsize = pl->stp;
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}
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bool CompressPl(abl *pl)
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{
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pl->cmpsize = compressBound(pl->size);
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pl->cmp = new char[pl->cmpsize];
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int err = compress((Bytef *)(pl->cmp), (uLongf *)&(pl->cmpsize), (const Bytef *)(pl->data), pl->size);
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delete [] pl->data;
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pl->data = NULL;
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if (err != Z_OK)
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{
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pc_printf("internal error - compression failed on first pass: %d\n", err);
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exit(0);
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}
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return true;
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}
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//As of Small 3.0, there's extra debug info in the file we need to get out.
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//Sadly this is placed somewhere really inconvenient and I'm mad.
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void ReadFileIntoPl(abl *pl, FILE *fp)
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{
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AMX_HEADER hdr;
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AMX_DBG_HDR dbg;
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fread(&hdr, sizeof(hdr), 1, fp);
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amx_Align32((uint32_t *)&hdr.stp);
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amx_Align32((uint32_t *)&hdr.size);
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pl->stp = hdr.stp;
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int size = hdr.size;
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if (hdr.flags & AMX_FLAG_DEBUG)
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{
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fseek(fp, hdr.size, SEEK_SET);
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fread(&dbg, sizeof(dbg), 1, fp);
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size += dbg.size;
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}
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pl->size = size;
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pl->data = new char[size];
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rewind(fp);
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fread(pl->data, 1, size, fp);
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}
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//we get the full name of the file here
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//our job is to a] switch the .sma extension to .amx
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// and to b] strip everything but the trailing name
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char *swiext(const char *file, const char *ext, int isO)
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{
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int i = 0, pos = -1, j = 0;
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int fileLen = strlen(file);
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int extLen = strlen(ext);
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int odirFlag = -1;
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for (i=fileLen-1; i>=0; i--)
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{
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if (file[i] == '.' && pos == -1)
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{
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pos = i+1;
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}
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if ((file[i] == '/' || file[i] == '\\') && !isO)
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{
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odirFlag = i+1;
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//realign pos - we've just stripped fileLen-i chars
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pos -= i + 1;
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break;
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}
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}
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char *newbuffer = new char[fileLen+strlen(ext)+2];
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fileLen += strlen(ext);
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if (odirFlag == -1)
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{
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strcpy(newbuffer, file);
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} else {
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strcpy(newbuffer, &(file[odirFlag]));
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}
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if (pos > -1)
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{
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for (i=pos; i<fileLen; i++)
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{
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if (j < extLen)
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newbuffer[i] = ext[j++];
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else
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break;
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}
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newbuffer[i] = '\0';
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} else {
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strcat(newbuffer, ".");
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strcat(newbuffer, ext);
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}
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return newbuffer;
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}
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char *FindFileName(int argc, char **argv)
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{
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int i = 0;
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int save = -1;
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for (i=1; i<argc; i++)
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{
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if (argv[i][0] == '-' && argv[i][1] == 'o')
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{
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if (argv[i][2] == ' ' || argv[i][2] == '\0')
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{
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if (i == argc-1)
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return NULL;
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return swiext(&argv[i+1][2], "amx", 1);
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} else {
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return swiext(&(argv[i][2]), "amx", 1);
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}
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}
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if (argv[i][0] != '-')
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{
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save = i;
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}
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}
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if (save>0)
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{
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return swiext(argv[save], "amx", 0);
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}
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return NULL;
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}
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void show_help()
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{
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printf("Options:\n");
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printf("\t-A<num> alignment in bytes of the data segment and the stack\n");
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printf("\t-a output assembler code\n");
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printf("\t-C[+/-] compact encoding for output file (default=-)\n");
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printf("\t-c<name> codepage name or number; e.g. 1252 for Windows Latin-1\n");
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printf("\t-Dpath active directory path\n");
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printf("\t-d0 no symbolic information, no run-time checks\n");
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printf("\t-d1 [default] run-time checks, no symbolic information\n");
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printf("\t-d2 full debug information and dynamic checking\n");
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printf("\t-d3 full debug information, dynamic checking, no optimization\n");
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printf("\t-e<name> set name of error file (quiet compile)\n");
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printf("\t-H<hwnd> window handle to send a notification message on finish\n");
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printf("\t-i<name> path for include files\n");
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printf("\t-l create list file (preprocess only)\n");
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printf("\t-o<name> set base name of output file\n");
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printf("\t-p<name> set name of \"prefix\" file\n");
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printf("\t-r[name] write cross reference report to console or to specified file\n");
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}
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#if defined(__linux__) || defined(__APPLE__)
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bool FileExists(const char *file)
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{
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FILE *fp = fopen(file, "rb");
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if (!fp)
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return false;
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fclose(fp);
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return true;
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}
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#endif
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