e267efdb96
git-svn-id: http://picoc.googlecode.com/svn/trunk@54 21eae674-98b7-11dd-bd71-f92a316d2d60
76 lines
1.6 KiB
C
76 lines
1.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "picoc.h"
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/* all platform-dependent code is in this file */
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void ProgramFail(struct ParseState *Parser, const char *Message, ...)
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{
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va_list Args;
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if (Parser != NULL)
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printf("%s:%d: ", Parser->FileName, Parser->Line);
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va_start(Args, Message);
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vprintf(Message, Args);
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printf("\n");
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exit(1);
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}
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/* read a file into memory */
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char *ReadFile(const char *FileName)
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{
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struct stat FileInfo;
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char *ReadText;
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FILE *InFile;
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if (stat(FileName, &FileInfo))
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ProgramFail(NULL, "can't read file %s\n", FileName);
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ReadText = HeapAlloc(FileInfo.st_size + 1);
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if (ReadText == NULL)
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ProgramFail(NULL, "out of memory\n");
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InFile = fopen(FileName, "r");
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if (InFile == NULL)
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ProgramFail(NULL, "can't read file %s\n", FileName);
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if (fread(ReadText, 1, FileInfo.st_size, InFile) != FileInfo.st_size)
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ProgramFail(NULL, "can't read file %s\n", FileName);
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ReadText[FileInfo.st_size] = '\0';
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fclose(InFile);
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return ReadText;
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}
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/* read and scan a file for definitions */
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void ScanFile(const char *FileName)
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{
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char *SourceStr = ReadFile(FileName);
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Parse(FileName, SourceStr, strlen(SourceStr), TRUE);
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HeapFree(SourceStr);
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}
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int main(int argc, char **argv)
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{
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if (argc < 2)
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ProgramFail(NULL, "Format: picoc <program.c> <args>...\n");
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HeapInit();
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StrInit();
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VariableInit();
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LexInit();
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ParseInit();
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ScanFile(argv[1]);
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return 0;
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}
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