From 1d4d6bab83b72c1b02ee1db6b19a65e885f7953d Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Sun, 14 Aug 2016 18:19:13 +0200
Subject: -d -> copyasm

---
 bfcomp.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/bfcomp.c b/bfcomp.c
index 804b8a5..fa52087 100644
--- a/bfcomp.c
+++ b/bfcomp.c
@@ -43,6 +43,7 @@ void usage(const char *argv0){
 		"Reads a Brainfuck program from <srcfile> and saves the compiled executable\n"
 		"in <dstfile>.\n"
 		"Uses nasm for assembling and gcc for linking.\n"
+		"  -d             Copies generated assembly to <srcfile>.asm\n"
 		"  -h             Show help\n"
 		"  -H             Calculate heatmap while executing\n"
 		"  -L             Output last cell reached\n"
@@ -59,9 +60,9 @@ __attribute__((noreturn)) void usage1(const char *argv0){
 typedef struct Params{
 	int memsize;
 	const char *srcfname,*dstfname;
-	bool lastcell,verbose,heatmap;
+	bool lastcell,verbose,heatmap,copyasm;
 } Params;
-Params params={30000,NULL,NULL,false,false,false};
+Params params={30000,NULL,NULL,false,false,false,false};
 
 void parseargs(int argc,char **argv){
 	if(argc<2)usage1(argv[0]);
@@ -71,6 +72,10 @@ void parseargs(int argc,char **argv){
 		if(argv[i][0]=='-'){
 			for(int j=1;argv[i][j];j++){
 				switch(argv[i][j]){
+					case 'd':
+						params.copyasm=true;
+						break;
+
 					case 'h':
 						usage(argv[0]);
 						exit(0);
@@ -95,6 +100,9 @@ void parseargs(int argc,char **argv){
 					case 'v':
 						params.verbose=true;
 						break;
+
+					default:
+						usage1(argv[0]);
 				}
 			}
 		} else if(params.srcfname==NULL)params.srcfname=argv[i];
@@ -424,10 +432,13 @@ int main(int argc,char **argv){
 
 	fclose(asmf);
 
-	/*char *b;
-	asprintf(&b,"cp %s %s.asm",asmfname,params.srcfname);
-	runcmd(b);
-	free(b);*/
+	if(params.copyasm){
+		char *b;
+		asprintf(&b,"cp %s %s.asm",asmfname,params.srcfname);
+		runcmd(b);
+		free(b);
+	}
+
 	int ret=compilechain(asmfname,params.dstfname);
 	unlink(asmfname);
 	if(params.verbose)fprintf(stderr,"unlink(%s)  (asmfname)\n",asmfname);
-- 
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