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Overview
Comment:Add a segfault simulator to the test-warning page.
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SHA3-256:c4dcb00dcc5f4a5b1e5dfecdaba1686add4b962519790c8bee93dac82d990018
User & Date: drh 2018-07-19 13:13:11
Context
2018-07-19
13:24
Add support for backtrace in the ./configure script Closed-Leaf check-in: 3e03913b user: drh tags: segvhandler
13:13
Add a segfault simulator to the test-warning page. check-in: c4dcb00d user: drh tags: segvhandler
11:40
Add GCC backtraces to the segv handler. check-in: cc8c33ee user: drh tags: segvhandler
Changes
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Changes to src/main.c.

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**
** Test error and warning log operation.  This webpage is accessible to
** the administrator only.
**
**     case=1           Issue a fossil_warning() while generating the page.
**     case=2           Extra db_begin_transaction()
**     case=3           Extra db_end_transaction()


*/
void test_warning_page(void){
  int iCase = atoi(PD("case","0"));
  int i;
  login_check_credentials();
  if( !g.perm.Setup && !g.perm.Admin ){
    login_needed(0);
................................................................................
  style_submenu_element("Error Log","%R/errorlog");
  if( iCase<1 || iCase>4 ){
    @ <p>Generate a message to the <a href="%R/errorlog">error log</a>
    @ by clicking on one of the following cases:
  }else{
    @ <p>This is the test page for case=%d(iCase).  All possible cases:
  }
  for(i=1; i<=4; i++){
    @ <a href='./test-warning?case=%d(i)'>[%d(i)]</a>
  }
  @ </p>
  @ <p><ol>
  @ <li value='1'> Call fossil_warning()
  if( iCase==1 ){
    fossil_warning("Test warning message from /test-warning");
................................................................................
  @ <li value='4'> warning during SQL
  if( iCase==4 ){
    Stmt q;
    db_prepare(&q, "SELECT uuid FROM blob LIMIT 5");
    db_step(&q);
    sqlite3_log(SQLITE_ERROR, "Test warning message during SQL");
    db_finalize(&q);




  }
  @ </ol>
  @ <p>End of test</p>
  style_footer();
}







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**
** Test error and warning log operation.  This webpage is accessible to
** the administrator only.
**
**     case=1           Issue a fossil_warning() while generating the page.
**     case=2           Extra db_begin_transaction()
**     case=3           Extra db_end_transaction()
**     case=4           Error during SQL processing
**     case=5           Call the segfault handler
*/
void test_warning_page(void){
  int iCase = atoi(PD("case","0"));
  int i;
  login_check_credentials();
  if( !g.perm.Setup && !g.perm.Admin ){
    login_needed(0);
................................................................................
  style_submenu_element("Error Log","%R/errorlog");
  if( iCase<1 || iCase>4 ){
    @ <p>Generate a message to the <a href="%R/errorlog">error log</a>
    @ by clicking on one of the following cases:
  }else{
    @ <p>This is the test page for case=%d(iCase).  All possible cases:
  }
  for(i=1; i<=5; i++){
    @ <a href='./test-warning?case=%d(i)'>[%d(i)]</a>
  }
  @ </p>
  @ <p><ol>
  @ <li value='1'> Call fossil_warning()
  if( iCase==1 ){
    fossil_warning("Test warning message from /test-warning");
................................................................................
  @ <li value='4'> warning during SQL
  if( iCase==4 ){
    Stmt q;
    db_prepare(&q, "SELECT uuid FROM blob LIMIT 5");
    db_step(&q);
    sqlite3_log(SQLITE_ERROR, "Test warning message during SQL");
    db_finalize(&q);
  }
  @ <li value='5'> simulate segfault handling
  if( iCase==5 ){
    sigsegv_handler(0);
  }
  @ </ol>
  @ <p>End of test</p>
  style_footer();
}