ICU-57166.0.1.tar.gz

[apple/icu.git] / icuSources / tools / toolutil / writesrc.c

diff --git a/icuSources/tools/toolutil/writesrc.c b/icuSources/tools/toolutil/writesrc.c
index 59d6e057b78bcc37b61986da75ccd62f38d49655..6db9087e4512ff1f470ab8645029c38504ff7cd8 100644 (file)
--- a/icuSources/tools/toolutil/writesrc.c
+++ b/icuSources/tools/toolutil/writesrc.c
@@ -1,7 +1,7 @@
 /*
 *******************************************************************************
 *
-*   Copyright (C) 2005-2010, International Business Machines
+*   Copyright (C) 2005-2012, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
@@ -25,7 +25,8 @@
 #include "writesrc.h"
 
 static FILE *
-usrc_createWithHeader(const char *path, const char *filename, const char *header) {
+usrc_createWithHeader(const char *path, const char *filename,
+                      const char *generator, const char *header) {
     char buffer[1024];
     const char *p;
     char *q;
@@ -54,8 +55,12 @@ usrc_createWithHeader(const char *path, const char *filename, const char *header
         time(&t);
         lt=localtime(&t);
         strftime(year, sizeof(year), "%Y", lt);
-        strftime(buffer, sizeof(buffer), "%Y-%m-%d", lt);
-        fprintf(f, header, year, filename, buffer);
+        if(generator==NULL) {
+            strftime(buffer, sizeof(buffer), "%Y-%m-%d", lt);
+            fprintf(f, header, year, filename, buffer);
+        } else {
+            fprintf(f, header, year, filename, generator);
+        }
     } else {
         fprintf(
             stderr,
@@ -66,30 +71,30 @@ usrc_createWithHeader(const char *path, const char *filename, const char *header
 }
 
 U_CAPI FILE * U_EXPORT2
-usrc_create(const char *path, const char *filename) {
-    const char *header=
+usrc_create(const char *path, const char *filename, const char *generator) {
+    static const char *header=
         "/*\n"
         " * Copyright (C) 1999-%s, International Business Machines\n"
         " * Corporation and others.  All Rights Reserved.\n"
         " *\n"
         " * file name: %s\n"
         " *\n"
-        " * machine-generated on: %s\n"
+        " * machine-generated by: %s\n"
         " */\n\n";
-    return usrc_createWithHeader(path, filename, header);
+    return usrc_createWithHeader(path, filename, generator, header);
 }
 
 U_CAPI FILE * U_EXPORT2
-usrc_createTextData(const char *path, const char *filename) {
-    const char *header=
+usrc_createTextData(const char *path, const char *filename, const char *generator) {
+    static const char *header=
         "# Copyright (C) 1999-%s, International Business Machines\n"
         "# Corporation and others.  All Rights Reserved.\n"
         "#\n"
         "# file name: %s\n"
         "#\n"
-        "# machine-generated on: %s\n"
+        "# machine-generated by: %s\n"
         "#\n\n";
-    return usrc_createWithHeader(path, filename, header);
+    return usrc_createWithHeader(path, filename, generator, header);
 }
 
 U_CAPI void U_EXPORT2
@@ -216,3 +221,42 @@ usrc_writeUTrie2Struct(FILE *f,
         fputs(postfix, f);
     }
 }
+
+U_CAPI void U_EXPORT2
+usrc_writeArrayOfMostlyInvChars(FILE *f,
+                                const char *prefix,
+                                const char *p, int32_t length,
+                                const char *postfix) {
+    int32_t i, col;
+    int prev2, prev, c;
+
+    if(prefix!=NULL) {
+        fprintf(f, prefix, (long)length);
+    }
+    prev2=prev=-1;
+    for(i=col=0; i<length; ++i, ++col) {
+        c=(uint8_t)p[i];
+        if(i>0) {
+            /* Break long lines. Try to break at interesting places, to minimize revision diffs. */
+            if( 
+                /* Very long line. */
+                col>=32 ||
+                /* Long line, break after terminating NUL. */
+                (col>=24 && prev2>=0x20 && prev==0) ||
+                /* Medium-long line, break before non-NUL, non-character byte. */
+                (col>=16 && (prev==0 || prev>=0x20) && 0<c && c<0x20)
+            ) {
+                fputs(",\n", f);
+                col=0;
+            } else {
+                fputc(',', f);
+            }
+        }
+        fprintf(f, c<0x20 ? "%u" : "'%c'", c);
+        prev2=prev;
+        prev=c;
+    }
+    if(postfix!=NULL) {
+        fputs(postfix, f);
+    }
+}