scc

commit 117792ec9773e594fe3831ed96f2a4fb7c87b690
parent 2fe6447857b6fc3a99313d40db6030b9edaeb2e3
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue, 12 Nov 2024 22:04:31 +0100

scc: Use the scc wrapper to execute any tool

Scc was designed to run scc-cc, but it can be easily
expanded to run any of the scc tools with the same
advantages.

Diffstat:
M
README
 | 
12
++++++------
M
src/cmd/scc-cc/posix/Makefile
 | 
4
++--
A
src/cmd/scc-cc/posix/scc-cpp.sh
 | 
3
+++
M
src/cmd/scc-cc/posix/scc.sh
 | 
10
++++++----

4 files changed, 17 insertions(+), 12 deletions(-)
diff --git a/README b/README
@@ -29,8 +29,10 @@ After a successful install the following programs are installed:
 	  with the scc libc.
 
 	- scc: A wrapper shell script that allows the execution
-	  of scc-cc from any directory independently of the PREFIX
-	  used in the build.
+	  of any scc tool from any directory independently of the
+	  PREFIX used in the build. The tool can be selected as
+	  the first parameter (like for example `scc as` or `scc ar`)
+	  and by default is cc.
 
 	- scc-addr2line: A work in progress to implement a tool
 	  that is able to translate a hexadecimal address into
@@ -49,10 +51,8 @@ After a successful install the following programs are installed:
 	  library files. This value can be overriden by the
 	  `SCCPREFIX` environment variable.
 
-	- scc-cpp: A wrapper shell script that only preprocess
-	  the file, and it allows the execution from any
-	  directory independently of the PREFIX used in the
-	  build.
+	- scc-cpp: A wrapper shell script that uses scc-cc
+	  to preprocess a file without compiling it.
 
 	- scc-ld: A work in progress to implement a linker for
 	  the scc toolchain.
diff --git a/src/cmd/scc-cc/posix/Makefile b/src/cmd/scc-cc/posix/Makefile
@@ -14,8 +14,8 @@ scc-cc: $(LIBSCC) cc.o
 	$(CC) $(PROJ_LDFLAGS) cc.o -lscc $(PROJ_LDLIBS) -o $@
 	cp $@ $(BINDIR)
 
-scc-cpp: scc.sh
-	cp scc.sh $@
+scc-cpp: scc-cpp.sh
+	cp scc-cpp.sh $@
 	chmod +x $@
 	cp $@ $(BINDIR)
 
diff --git a/src/cmd/scc-cc/posix/scc-cpp.sh b/src/cmd/scc-cc/posix/scc-cpp.sh
@@ -0,0 +1,3 @@
+#/bin/sh
+
+scc-cc -E $@
diff --git a/src/cmd/scc-cc/posix/scc.sh b/src/cmd/scc-cc/posix/scc.sh
@@ -12,11 +12,13 @@ then
 	export SCCLIBPREFIX
 fi
 
-case $0 in
-*cpp)
-	exec $SCCPREFIX/bin/scc-cc -E $@
+case $1  in
+cc|cpp|as|ar|addr2line|ld|make|nm|objcopy|objdump|size|strip)
+	tool=$1
+	shift
+	exec $SCCPREFIX/bin/scc-$tool $@
 	;;
-*scc)
+*)
 	exec $SCCPREFIX/bin/scc-cc $@
 	;;
 esac