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Overview
Comment:Fix harmless LLVM compiler warnings in the srcck1.c utility program used during the build process.
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SHA1: e4af967533f290862dfba1d9ef44d4c9ddd8a01b
User & Date: drh 2016-05-02 13:57:19.631
Context
2016-05-02
16:59
Fix a test case in temptable2.test so that it works on systems that lack a coherient cache (ex: OpenBSD) and thus do not support the "PRAGMA mmap_size" command. (check-in: 088cf83872 user: drh tags: trunk)
15:00
Merge enhancements and bug fixes from trunk. (check-in: f52765ee7b user: drh tags: apple-osx)
13:57
Fix harmless LLVM compiler warnings in the srcck1.c utility program used during the build process. (check-in: e4af967533 user: drh tags: trunk)
12:18
Disable the multi-row one-pass DELETE optimization when the WHERE clause contains a subquery. Fix for ticket [dc6ebeda9396087]. (check-in: 3f221f592a user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to tool/srcck1.c.
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/* Search for instances of assert(...), ALWAYS(...), NEVER(...), and/or
** testcase(...) where the argument contains side effects.
**
** Print error messages whenever a side effect is found.  Return the number
** of problems seen.
*/
static unsigned int findAllSideEffects(const unsigned char *z){
  unsigned int lineno = 1;   /* Line number */
  unsigned int i;
  unsigned int nErr = 0;
  unsigned char c, prevC = 0;
  for(i=0; (c = z[i])!=0; prevC=c, i++){
    if( c=='\n' ){ lineno++; continue; }
    if( isalpha(c) && !isalpha(prevC) ){
      if( strncmp(&z[i],"assert(",7)==0
       || strncmp(&z[i],"ALWAYS(",7)==0
       || strncmp(&z[i],"NEVER(",6)==0
       || strncmp(&z[i],"testcase(",9)==0
      ){
        unsigned int n;
        unsigned const char *z2 = &z[i+5];
        while( z2[0]!='(' ){ z2++; }
        z2++;
        n = findCloseParen(z2);
        if( hasSideEffect(z2, n) ){
          nErr++;
          fprintf(stderr, "side-effect line %u: %.*s\n", lineno,
                  (int)(&z2[n+1] - &z[i]), &z[i]);
        }
      }
    }
  }
  return nErr;
}

int main(int argc, char **argv){
  unsigned char *z;
  unsigned int nErr = 0;
  if( argc!=2 ){
    fprintf(stderr, "Usage: %s FILENAME\n", argv[0]);
    return 1;
  }
  z = readFile(argv[1]);
  nErr = findAllSideEffects(z);








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/* Search for instances of assert(...), ALWAYS(...), NEVER(...), and/or
** testcase(...) where the argument contains side effects.
**
** Print error messages whenever a side effect is found.  Return the number
** of problems seen.
*/
static unsigned int findAllSideEffects(const char *z){
  unsigned int lineno = 1;   /* Line number */
  unsigned int i;
  unsigned int nErr = 0;
  char c, prevC = 0;
  for(i=0; (c = z[i])!=0; prevC=c, i++){
    if( c=='\n' ){ lineno++; continue; }
    if( isalpha(c) && !isalpha(prevC) ){
      if( strncmp(&z[i],"assert(",7)==0
       || strncmp(&z[i],"ALWAYS(",7)==0
       || strncmp(&z[i],"NEVER(",6)==0
       || strncmp(&z[i],"testcase(",9)==0
      ){
        unsigned int n;
        const char *z2 = &z[i+5];
        while( z2[0]!='(' ){ z2++; }
        z2++;
        n = findCloseParen(z2);
        if( hasSideEffect(z2, n) ){
          nErr++;
          fprintf(stderr, "side-effect line %u: %.*s\n", lineno,
                  (int)(&z2[n+1] - &z[i]), &z[i]);
        }
      }
    }
  }
  return nErr;
}

int main(int argc, char **argv){
  char *z;
  unsigned int nErr = 0;
  if( argc!=2 ){
    fprintf(stderr, "Usage: %s FILENAME\n", argv[0]);
    return 1;
  }
  z = readFile(argv[1]);
  nErr = findAllSideEffects(z);
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