Better ANSI C compatibility and portability - part 1:

+ Addition of function prototypes.
+ Change function definitions to ANSI C style.
+ Convert to sed scripts some shell scripts for better portability.
+ Reduce usage of em_path.h

modules/src/alloc/CMakeLists.txt

@@ -0,0 +1,29 @@
+cmake_minimum_required (VERSION 3.0)
+project (alloc)
+
+set(SRC 
+ botch.c 
+ clear.c 
+ Malloc.c 
+ No_Mem.c 
+ Realloc.c 
+ Salloc.c
+ Srealloc.c
+ std_alloc.c
+ st_alloc.c
+ alloc.h
+)
+
+
+add_library(${PROJECT_NAME} ${SRC})
+target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+set_target_properties(${PROJECT_NAME} PROPERTIES PUBLIC_HEADER "alloc.h")
+
+install(TARGETS ${PROJECT_NAME} 
+        RUNTIME DESTINATION bin
+        LIBRARY DESTINATION lib
+        ARCHIVE DESTINATION lib
+        PUBLIC_HEADER DESTINATION include
+)
+install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/alloc.3 DESTINATION man OPTIONAL)
+

modules/src/alloc/Malloc.c

@@ -17,9 +17,7 @@ extern char *malloc();
 #endif
 #include	"alloc.h"
 
-char *
-Malloc(sz)
-	unsigned int sz;
+char *Malloc(unsigned int sz)
 {
 	register char *res = malloc(sz);
 	

modules/src/alloc/No_Mem.c

@@ -1,14 +1,15 @@
 /* $Id$ */
 /*
  * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
+
  * See the copyright notice in the ACK home directory, in the file "Copyright".
  */
-#include	<system.h>
+#include    <stdio.h>
+#include    <stdlib.h>
 #include	"alloc.h"
 
-void
-No_Mem()
+void No_Mem(void)
 {
-	sys_write(STDERR, "Out of memory\n", 14);
-	sys_stop(S_EXIT);
+	fprintf(stderr,"Out of memory\n");
+	exit(1);
 }

modules/src/alloc/Realloc.c

@@ -19,10 +19,7 @@ extern char *realloc();
 
 #include	"alloc.h"
 
-char *
-Realloc(ptr, sz)
-	char ptr[];
-	unsigned int sz;
+char *Realloc(char ptr[], unsigned int sz)
 {
 	register char *mptr;
 

modules/src/alloc/Salloc.c

@@ -19,10 +19,7 @@ extern char *malloc();
 
 #include	"alloc.h"
 
-char *
-Salloc(str, sz)
-	register char *str;
-	register unsigned int sz;
+char *Salloc(register char *str, register unsigned int sz)
 {
 	/*	Salloc() is not a primitive function: it just allocates a
 		piece of storage and copies a given string into it.

modules/src/alloc/Srealloc.c

@@ -12,10 +12,7 @@
 
 #include	"alloc.h"
 
-char *
-Srealloc(str, sz)
-	char str[];
-	unsigned int sz;
+char *Srealloc(char str[], unsigned int sz)
 {
 	return Realloc(str, sz);
 }

modules/src/alloc/alloc.3

@@ -5,44 +5,19 @@ Malloc, Salloc, Realloc, Srealloc, st_alloc, st_free\ \-\ low level memory alloc
 .SH SYNOPSIS
 .B #include <alloc.h>
 .PP
-.B char *Malloc(size)
-.br
-.B unsigned int size;
+.B char *Malloc(unsigned int size)
 .PP
-.B char *Salloc(str, size)
-.br
-.B char *str;
-.B unsigned int size;
+.B char *Salloc(char *str, unsigned int size)
 .PP
-.B char *Realloc(ptr, size)
-.B char *buf;
-.B unsigned int size;
+.B char *Realloc(char *buf, unsigned int size)
 .PP
-.B char *Srealloc(str, size)
-.br
-.B char *str;
-.br
-.B unsigned int size;
+.B char *Srealloc(char *str, unsigned int size)
 .PP
-.B char *st_alloc(phead, size, count)
-.br
-.B char **phead;
-.br
-.B unsigned int size;
+.B char *st_alloc(char **phead, unsigned int size, int count)
 .PP
-.B st_free(ptr, phead, size)
-.br
-.B char *ptr;
-.br
-.B char **phead;
-.br
-.B unsigned int size;
+.B st_free(char *ptr, char **phead, unsigned int size)
 .PP
-.B void clear(ptr, size)
-.br
-.B char *ptr;
-.br
-.B unsigned int size;
+.B void clear(char *ptr, unsigned int size)
 .PP
 .void No_Mem()
 .PP

modules/src/alloc/botch.c

@@ -9,10 +9,7 @@
 
 #include "alloc.h"
 
-void
-botch(ptr, n)
-	register char *ptr;
-	register unsigned int n;
+void botch(register char *ptr, register unsigned int n)
 {
 	while (n >= sizeof (long))	{	
 			/* high-speed botch loop */

modules/src/alloc/clear.c

@@ -10,10 +10,7 @@
 
 /* instead of Calloc: */
 
-void
-clear(ptr, n)
-	register char *ptr;
-	register unsigned int n;
+void clear(register char *ptr, register unsigned int n)
 {
 	register long *q = (long *) ptr;
 

modules/src/alloc/st_alloc.c

@@ -12,16 +12,16 @@
 #include <stdlib.h>
 #else
 extern char *malloc();
+#ifndef NULL
+#define NULL 0
+#endif
 #endif
 
 #include	"alloc.h"
 
-char *
-st_alloc(phead, size, count)
-	char **phead;
-	register unsigned int size;
+char *st_alloc(char **phead, register unsigned int size, int count)
 {
-	register char *p;
+	register char *p = NULL;
 	register long *q;
 	char *retval;
 
@@ -29,7 +29,7 @@ st_alloc(phead, size, count)
 		while (count >= 1 && (p = malloc(size * count)) == 0) {
 			count >>= 1;
 		}
-		if (p == 0) {
+		if (p == NULL) {
 			No_Mem();
 		}
 		((_PALLOC_) p)->_A_next = 0;

modules/src/alloc/std_alloc.c

@@ -17,11 +17,7 @@ extern char *malloc();
 
 #include	"alloc.h"
 
-char *
-std_alloc(phead, size, count, pcnt)
-	char **phead;
-	register unsigned int size;
-	int *pcnt;
+char *std_alloc(char **phead, register unsigned int size, int count, int *pcnt)
 {
 	register char *p;
 	register long *q;