picoc/picoc.c

60 lines
1.9 KiB
C

/* picoc main program - this varies depending on your operating system and
* how you're using picoc */
/* include only picoc.h here - should be able to use it with only the external interfaces, no internals from interpreter.h */
#include "picoc.h"
/* platform-dependent code for running programs is in this file */
#if defined(UNIX_HOST) || defined(WIN32)
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
/* Override via STACKSIZE environment variable */
#define PICOC_STACK_SIZE (1024*1024) /* space for the the stack */
int main(int argc, char **argv)
{
int ParamCount = 1;
int DontRunMain = FALSE;
int StackSize = getenv("STACKSIZE") ? atoi(getenv("STACKSIZE")) : PICOC_STACK_SIZE;
Picoc pc;
if (argc < 2) {
printf(PICOC_VERSION " \n"
"Format: picoc <file1.c>... [- <arg1>...] : run a program (calls main() to start it)\n"
" picoc -s <file1.c>... [- <arg1>...] : script mode - runs the program without calling main()\n"
" picoc -i : interactive mode\n");
exit(1);
}
PicocInitialise(&pc, StackSize);
if (strcmp(argv[ParamCount], "-s") == 0 || strcmp(argv[ParamCount], "-m") == 0) {
DontRunMain = TRUE;
PicocIncludeAllSystemHeaders(&pc);
ParamCount++;
}
if (argc > ParamCount && strcmp(argv[ParamCount], "-i") == 0) {
PicocIncludeAllSystemHeaders(&pc);
PicocParseInteractive(&pc);
} else {
if (PicocPlatformSetExitPoint(&pc)) {
PicocCleanup(&pc);
return pc.PicocExitValue;
}
for (; ParamCount < argc && strcmp(argv[ParamCount], "-") != 0; ParamCount++)
PicocPlatformScanFile(&pc, argv[ParamCount]);
if (!DontRunMain)
PicocCallMain(&pc, argc - ParamCount, &argv[ParamCount]);
}
PicocCleanup(&pc);
return pc.PicocExitValue;
}
#endif