From 47f9ea83d7637cd1304acfbdd9ed02a18d5755cc Mon Sep 17 00:00:00 2001
From: Steve Bennett <steveb@workware.net.au>
Date: Mon, 12 Sep 2011 13:13:46 +1000
Subject: Trim the size of the boostrap jimsh source

By removing comments and some large blocks of unnecessary code

Signed-off-by: Steve Bennett <steveb@workware.net.au>
---
 jim-aio.c          | 20 ++++++++++----------
 jim.c              |  9 ++++++---
 jimregexp.c        |  5 ++---
 make-bootstrap-jim | 13 ++++++++++---
 tests/Makefile     |  2 +-
 utf8.c             |  4 ++--
 utf8.h             |  4 ++--
 7 files changed, 33 insertions(+), 24 deletions(-)

diff --git a/jim-aio.c b/jim-aio.c
index c5758db..5f35fb3 100644
--- a/jim-aio.c
+++ b/jim-aio.c
@@ -76,7 +76,7 @@
 #endif
 #endif
 
-#ifndef JIM_ANSIC
+#if !defined(JIM_ANSIC) && !defined(JIM_BOOTSTRAP)
 union sockaddr_any {
     struct sockaddr sa;
     struct sockaddr_in sin;
@@ -95,7 +95,7 @@ const char *inet_ntop(int af, const void *src, char *dst, int size)
     return dst;
 }
 #endif
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 typedef struct AioFile
 {
@@ -117,7 +117,7 @@ typedef struct AioFile
 
 static int JimAioSubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
 
-#ifndef JIM_ANSIC
+#if !defined(JIM_ANSIC) && !defined(JIM_BOOTSTRAP)
 static int JimParseIPv6Address(Jim_Interp *interp, const char *hostport, union sockaddr_any *sa, int *salen)
 {
 #if IPV6
@@ -259,7 +259,7 @@ static int JimParseDomainAddress(Jim_Interp *interp, const char *path, struct so
     return JIM_OK;
 }
 #endif
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 static void JimAioSetError(Jim_Interp *interp, Jim_Obj *name)
 {
@@ -503,7 +503,7 @@ static int aio_cmd_puts(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
     return JIM_ERR;
 }
 
-#ifndef JIM_ANSIC
+#if !defined(JIM_ANSIC) && !defined(JIM_BOOTSTRAP)
 static int aio_cmd_recvfrom(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 {
     AioFile *af = Jim_CmdPrivData(interp);
@@ -639,7 +639,7 @@ static int aio_cmd_listen(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 
     return JIM_OK;
 }
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 static int aio_cmd_flush(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 {
@@ -873,7 +873,7 @@ static const jim_subcmd_type aio_command_table[] = {
         .maxargs = 2,
         .description = "Write the string, with newline unless -nonewline"
     },
-#ifndef JIM_ANSIC
+#if !defined(JIM_ANSIC) && !defined(JIM_BOOTSTRAP)
     {   .cmd = "recvfrom",
         .args = "len ?addrvar?",
         .function = aio_cmd_recvfrom,
@@ -899,7 +899,7 @@ static const jim_subcmd_type aio_command_table[] = {
         .maxargs = 1,
         .description = "Set the listen backlog for server socket"
     },
-#endif
+#endif /* JIM_BOOTSTRAP */
     {   .cmd = "flush",
         .function = aio_cmd_flush,
         .description = "Flush the stream"
@@ -1050,7 +1050,7 @@ static int JimAioOpenCommand(Jim_Interp *interp, int argc,
     return JIM_OK;
 }
 
-#ifndef JIM_ANSIC
+#if !defined(JIM_ANSIC) && !defined(JIM_BOOTSTRAP)
 
 /**
  * Creates a channel for fd.
@@ -1353,7 +1353,7 @@ static int JimAioSockCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 
     return JimMakeChannel(interp, argv[1], hdlfmt, sock, family, mode);
 }
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 FILE *Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *command)
 {
diff --git a/jim.c b/jim.c
index 5bfc0e5..353151a 100644
--- a/jim.c
+++ b/jim.c
@@ -4776,11 +4776,12 @@ static const Jim_HashTableType JimRefMarkHashTableType = {
 /* Performs the garbage collection. */
 int Jim_Collect(Jim_Interp *interp)
 {
+    int collected = 0;
+#ifndef JIM_BOOTSTRAP
     Jim_HashTable marks;
     Jim_HashTableIterator *htiter;
     Jim_HashEntry *he;
     Jim_Obj *objPtr;
-    int collected = 0;
 
     /* Avoid recursive calls */
     if (interp->lastCollectId == -1) {
@@ -4905,6 +4906,7 @@ int Jim_Collect(Jim_Interp *interp)
     Jim_FreeHashTable(&marks);
     interp->lastCollectId = interp->referenceNextId;
     interp->lastCollectTime = time(NULL);
+#endif /* JIM_BOOTSTRAP */
     return collected;
 }
 
@@ -12046,7 +12048,7 @@ static int Jim_AppendCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *a
 /* [debug] */
 static int Jim_DebugCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 {
-#ifdef JIM_DEBUG_COMMAND
+#if defined(JIM_DEBUG_COMMAND) && !defined(JIM_BOOTSTRAP)
     static const char * const options[] = {
         "refcount", "objcount", "objects", "invstr", "scriptlen", "exprlen",
         "exprbc", "show",
@@ -12247,7 +12249,8 @@ static int Jim_DebugCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *ar
         return JIM_ERR;
     }
     /* unreached */
-#else
+#endif /* JIM_BOOTSTRAP */
+#if !defined(JIM_DEBUG_COMMAND)
     Jim_SetResultString(interp, "unsupported", -1);
     return JIM_ERR;
 #endif
diff --git a/jimregexp.c b/jimregexp.c
index b138cb1..4b30efa 100644
--- a/jimregexp.c
+++ b/jimregexp.c
@@ -1340,7 +1340,6 @@ static int regmatch(regex_t *preg, int prog)
 		int c;
 #ifdef DEBUG
 		if (regnarrate) {
-			//fprintf(stderr, "%s...\n", regprop(scan));
 			fprintf(stderr, "%3d: %s...\n", scan, regprop(OP(preg, scan)));	/* Where, what. */
 		}
 #endif
@@ -1568,7 +1567,7 @@ static int regnext(regex_t *preg, int p )
 		return(p+offset);
 }
 
-#ifdef DEBUG
+#if defined(DEBUG) && !defined(JIM_BOOTSTRAP)
 
 /*
  - regdump - dump a regexp onto stdout in vaguely comprehensible form
@@ -1712,7 +1711,7 @@ static const char *regprop( int op )
 		return(buf);
 	}
 }
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 size_t regerror(int errcode, const regex_t *preg, char *errbuf,  size_t errbuf_size)
 {
diff --git a/make-bootstrap-jim b/make-bootstrap-jim
index fb6de59..cc2cd5d 100755
--- a/make-bootstrap-jim
+++ b/make-bootstrap-jim
@@ -77,9 +77,16 @@ cat <<EOF
 #endif
 EOF
 
+outputsource()
+{
+        sed -e '/#include.*jim/d' -e '/#include.*utf8/d' \
+                -e '/^#.*if.*JIM_BOOTSTRAP/,/^#endif.*JIM_BOOTSTRAP/d' \
+                -e 's/\/\*.*\*\///' -e '/^[ 	]*\/\*/,/\*\//d' $1
+}
+
 # Now output header files, removing references to jim header files
 for i in utf8.h jim.h jim-subcmd.h jimregexp.h ; do
-	sed -e '/#include.*jim/d' -e '/#include.*utf8/d' $i
+	outputsource $i
 done
 
 # Now extension source code
@@ -87,11 +94,11 @@ for i in $tclexts; do
 	makeext $i.tcl
 done
 for i in $cexts; do
-	sed -e '/#include.*jim/d' jim-$i.c
+	outputsource jim-$i.c
 done
 makeloadexts $allexts
 
 # And finally the core source code
 for i in jim.c jim-subcmd.c utf8.c jim-interactive.c jim-format.c jimregexp.c jimsh.c; do
-	sed -e '/#include.*jim/d' -e '/#include.*utf8/d' $i
+	outputsource $i
 done
diff --git a/tests/Makefile b/tests/Makefile
index 36ed253..bf0bf11 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,7 +1,7 @@
 jimsh ?= ../jimsh
 
 test:
-	@set -e; for i in *.test; do LD_LIBRARY_PATH=..:$(LD_LIBRARY_PATH) $(jimsh) $$i; done
+	@for i in *.test; do LD_LIBRARY_PATH=..:$(LD_LIBRARY_PATH) $(jimsh) $$i; done
 
 clean:
 	rm -f gorp.file2 cat gorp.file sleep exit wc sh echo test1
diff --git a/utf8.c b/utf8.c
index 90efef8..a81b3de 100644
--- a/utf8.c
+++ b/utf8.c
@@ -33,7 +33,7 @@ int utf8_fromunicode(char *p, unsigned short uc)
     }
 }
 
-#ifdef JIM_UTF8
+#if defined(JIM_UTF8) && !defined(JIM_BOOTSTRAP)
 int utf8_charlen(int c)
 {
     if ((c & 0x80) == 0) {
@@ -189,4 +189,4 @@ int utf8_lower(int uc)
     return utf8_map_case(uc, 0);
 }
 
-#endif
+#endif /* JIM_BOOTSTRAP */
diff --git a/utf8.h b/utf8.h
index cbce8de..7f4b849 100644
--- a/utf8.h
+++ b/utf8.h
@@ -29,7 +29,7 @@ int utf8_fromunicode(char *p, unsigned short uc);
 #define utf8_charlen(C) 1
 #define utf8_prev_len(S, L) 1
 
-#else
+#elif !defined(JIM_BOOTSTRAP)
 /**
  * Returns the length of the utf-8 sequence starting with 'c'.
  * 
@@ -103,6 +103,6 @@ int utf8_upper(int uc);
  */
 int utf8_lower(int uc);
 
-#endif
+#endif /* JIM_BOOTSTRAP */
 
 #endif
-- 
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