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Command line definitions.

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This commit is contained in:
stag019
2015-02-23 21:23:51 -05:00
parent d81d128a04
commit fd4327327c
1 changed files with 57 additions and 4 deletions
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61
src/asm/main.c
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@@ -11,10 +11,14 @@
#include "asm/output.h"
#include "asm/main.h"
#include "extern/err.h"
#include "extern/reallocarray.h"
int yyparse(void);
void setuplex(void);
int cldefines_index;
int cldefines_size;
char **cldefines;
clock_t nStartClock, nEndClock;
SLONG nLineNo;
ULONG nTotalLines, nPass, nPC, nIFDepth, nErrors;
@@ -174,6 +178,45 @@ opt_Pop(void)
fatalerror("No entries in the option stack");
}
void
opt_AddDefine(char *s)
{
char *value, *equals;
if(cldefines_index >= cldefines_size)
{
cldefines_size *= 2;
cldefines = reallocarray(cldefines, cldefines_size
2 * sizeof(void *));
if(!cldefines)
{
fatalerror("No memory for command line defines");
}
}
equals = strchr(s, '=');
if(equals)
{
*equals = '\0';
value = equals + 1;
}
else
{
value = "1";
}
cldefines[cldefines_index++] = s;
cldefines[cldefines_index++] = value;
}
void
opt_ParseDefines()
{
int i;
for(i = 0; i < cldefines_index; i += 2)
{
sym_AddString(cldefines[i], cldefines[i + 1]);
}
}
/*
* Error handling
*/
@@ -211,8 +254,8 @@ static void
usage(void)
{
printf(
"Usage: rgbasm [-v] [-h] [-b chars] [-g chars] [-i path] [-o outfile]\n"
" [-p pad_value] file.asm\n");
"Usage: rgbasm [-v] [-h] [-b chars] [-Dname[=value]] [-g chars] [-i path]\n"
" [-o outfile] [-p pad_value] file.asm\n");
exit(1);
}
@@ -226,7 +269,12 @@ main(int argc, char *argv[])
char *tzMainfile;
cldefines_size = 32;
cldefines = reallocarray(cldefines_size, 2 * sizeof(void *));
if(!cldefines)
{
fatalerror("No memory for command line defines");
}
if (argc == 1)
usage();
@@ -247,7 +295,7 @@ main(int argc, char *argv[])
newopt = CurrentOptions;
while ((ch = getopt(argc, argv, "b:g:hi:o:p:v")) != -1) {
while ((ch = getopt(argc, argv, "b:D:g:hi:o:p:v")) != -1) {
switch (ch) {
case 'b':
if (strlen(optarg) == 2) {
@@ -258,6 +306,9 @@ main(int argc, char *argv[])
"option 'b'");
}
break;
case 'D':
opt_AddDefine(optarg);
break;
case 'g':
if (strlen(optarg) == 4) {
newopt.gbgfx[0] = optarg[1];
@@ -323,6 +374,7 @@ main(int argc, char *argv[])
nErrors = 0;
sym_PrepPass1();
fstk_Init(tzMainfile);
opt_ParseDefines();
if (CurrentOptions.verbose) {
printf("Pass 1...\n");
@@ -350,6 +402,7 @@ main(int argc, char *argv[])
fstk_Init(tzMainfile);
yy_set_state(LEX_STATE_NORMAL);
opt_SetCurrentOptions(&DefaultOptions);
opt_ParseDefines();
if (CurrentOptions.verbose) {
printf("Pass 2...\n");