Fossil

Check-in [09d882ee]
Login
☰Home Timeline Docs SupportDownload

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:If a @-line for a string literal ends with "\" then omit the newline.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 09d882ee819572a0f62a09e6daeef7e713280126f8d7c5a3939bfee9195b3706
User & Date: drh 2017-12-05 16:22:07
Context
2017-12-05
16:44
Add default CSS for the label-value table. (check-in: d2e9b376 user: drh tags: trunk)
16:22
If a @-line for a string literal ends with "\" then omit the newline. (check-in: 09d882ee user: drh tags: trunk)
16:04
Remove the [...] surrounding hashes in the detail information of the timeline. (check-in: cc846d4b user: drh tags: trunk)
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/translate.c. 

72
73
74
75
76
77
78





79
80
81
82
83
84
85
..
92
93
94
95
96
97
98

99
100
101
102
103

104
105
106
107
108
109
110
...
118
119
120
121
122
123
124

125
126
127
128
129
130
131
132
133







134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
...
195
196
197
198
199
200
201

202
203
204
205
206
207
208

static int inPrint = 0;

/*
** True if we are currently doing a free string
*/
static int inStr = 0;






/*
** Terminate an active cgi_printf() or free string
*/
static void end_block(FILE *out){
  if( inPrint ){
    zArg[nArg] = 0;
    fprintf(out, "%s);\n", zArg);
................................................................................
** Translate the input stream into the output stream
*/
static void trans(FILE *in, FILE *out){
  int i, j, k;          /* Loop counters */
  char c1, c2;          /* Characters used to start a comment */
  int lastWasEq = 0;    /* True if last non-whitespace character was "=" */
  int lastWasComma = 0; /* True if last non-whitespace character was "," */

  char zLine[2000];     /* A single line of input */
  char zOut[4000];      /* The input line translated into appropriate output */

  c1 = c2 = '-';
  while( fgets(zLine, sizeof(zLine), in) ){

    for(i=0; zLine[i] && isspace(zLine[i]); i++){}
    if( zLine[i]!='@' ){
      if( inPrint || inStr ) end_block(out);
      fprintf(out,"%s",zLine);
                       /* 0123456789 12345 */
      if( strncmp(zLine, "/* @-comment: ", 14)==0 ){
        c1 = zLine[14];
................................................................................
      /* If the last non-whitespace character before the first @ was
      ** an "="(var init/set) or a ","(const definition in list) then
      ** generate a string literal.  But skip comments
      ** consisting of all text between c1 and c2 (default "--")
      ** and end of line.
      */
      int indent, omitline;

      i++;
      if( isspace(zLine[i]) ){ i++; }
      indent = i - 2;
      if( indent<0 ) indent = 0;
      omitline = 0;
      for(j=0; zLine[i] && zLine[i]!='\r' && zLine[i]!='\n'; i++){
        if( zLine[i]==c1 && (c2==' ' || zLine[i+1]==c2) ){
           omitline = 1; break;
        }







        if( zLine[i]=='"' || zLine[i]=='\\' ){ zOut[j++] = '\\'; }
        zOut[j++] = zLine[i];
      }
      while( j>0 && isspace(zOut[j-1]) ){ j--; }
      zOut[j] = 0;
      if( j<=0 && omitline ){
        fprintf(out,"\n");
      }else{
        fprintf(out,"%*s\"%s\\n\"\n",indent, "", zOut);
      }
    }else{
      /* Otherwise (if the last non-whitespace was not '=') then generate
      ** a cgi_printf() statement whose format is the text following the '@'.
      ** Substrings of the form "%C(...)" (where C is any sequence of
      ** characters other than \000 and '(') will put "%C" in the
      ** format and add the "(...)" as an argument to the cgi_printf call.
................................................................................
  if( argc==2 ){
    char *arg;
    FILE *in = fopen(argv[1], "r");
    if( in==0 ){
      fprintf(stderr,"can not open %s\n", argv[1]);
      exit(1);
    }

    printf("#line 1 \"");
    for(arg=argv[1]; *arg; arg++){
      if( *arg!='\\' ){
        printf("%c", *arg);
      }else{
        printf("\\\\");
      }








>
>
>
>
>







 







>





>







 







>









>
>
>
>
>
>
>
|


|




|







 







>








72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
..
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
...
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
...
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224

static int inPrint = 0;

/*
** True if we are currently doing a free string
*/
static int inStr = 0;

/*
** Name of files being processed
*/
static const char *zInFile = "(stdin)";

/*
** Terminate an active cgi_printf() or free string
*/
static void end_block(FILE *out){
  if( inPrint ){
    zArg[nArg] = 0;
    fprintf(out, "%s);\n", zArg);
................................................................................
** Translate the input stream into the output stream
*/
static void trans(FILE *in, FILE *out){
  int i, j, k;          /* Loop counters */
  char c1, c2;          /* Characters used to start a comment */
  int lastWasEq = 0;    /* True if last non-whitespace character was "=" */
  int lastWasComma = 0; /* True if last non-whitespace character was "," */
  int lineNo = 0;       /* Line number */
  char zLine[2000];     /* A single line of input */
  char zOut[4000];      /* The input line translated into appropriate output */

  c1 = c2 = '-';
  while( fgets(zLine, sizeof(zLine), in) ){
    lineNo++;
    for(i=0; zLine[i] && isspace(zLine[i]); i++){}
    if( zLine[i]!='@' ){
      if( inPrint || inStr ) end_block(out);
      fprintf(out,"%s",zLine);
                       /* 0123456789 12345 */
      if( strncmp(zLine, "/* @-comment: ", 14)==0 ){
        c1 = zLine[14];
................................................................................
      /* If the last non-whitespace character before the first @ was
      ** an "="(var init/set) or a ","(const definition in list) then
      ** generate a string literal.  But skip comments
      ** consisting of all text between c1 and c2 (default "--")
      ** and end of line.
      */
      int indent, omitline;
      char *zNewline = "\\n";
      i++;
      if( isspace(zLine[i]) ){ i++; }
      indent = i - 2;
      if( indent<0 ) indent = 0;
      omitline = 0;
      for(j=0; zLine[i] && zLine[i]!='\r' && zLine[i]!='\n'; i++){
        if( zLine[i]==c1 && (c2==' ' || zLine[i+1]==c2) ){
           omitline = 1; break;
        }
        if( zLine[i]=='\\' && (zLine[i+1]==0 || zLine[i+1]=='\r'
                                 || zLine[i+1]=='\n') ){
          zLine[i] = 0;
          zNewline = "";
          /* fprintf(stderr, "%s:%d: omit newline\n", zInFile, lineNo); */
          break;
        }
        if( zLine[i]=='\\' || zLine[i]=='"' ){ zOut[j++] = '\\'; }
        zOut[j++] = zLine[i];
      }
      if( zNewline[0] ) while( j>0 && isspace(zOut[j-1]) ){ j--; }
      zOut[j] = 0;
      if( j<=0 && omitline ){
        fprintf(out,"\n");
      }else{
        fprintf(out,"%*s\"%s%s\"\n",indent, "", zOut, zNewline);
      }
    }else{
      /* Otherwise (if the last non-whitespace was not '=') then generate
      ** a cgi_printf() statement whose format is the text following the '@'.
      ** Substrings of the form "%C(...)" (where C is any sequence of
      ** characters other than \000 and '(') will put "%C" in the
      ** format and add the "(...)" as an argument to the cgi_printf call.
................................................................................
  if( argc==2 ){
    char *arg;
    FILE *in = fopen(argv[1], "r");
    if( in==0 ){
      fprintf(stderr,"can not open %s\n", argv[1]);
      exit(1);
    }
    zInFile = argv[1];
    printf("#line 1 \"");
    for(arg=argv[1]; *arg; arg++){
      if( *arg!='\\' ){
        printf("%c", *arg);
      }else{
        printf("\\\\");
      }

This page was generated in about 0.004s by Fossil 2.12 [85f4869078] 2020-07-10 12:49:00