/* $Id: pgsymtab.c,v 1.39 2001/10/07 22:59:51 moniot Rel $ Warning message routines for printing of global symbol table info */ /* Copyright (c) 2001 by Robert K. Moniot. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Acknowledgement: the above permission notice is what is known as the "MIT License." */ /* Shared functions defined: argcmp_error_head prints intro to argument mismatch comcmp_error_head prints intro to common mismatch arg_error_report Follow-on message about an argument mismatch sub_error_report Error message line about one subprogram invocation com_error_report Error message line about one common block declaration comvar_error_report Error message line about one common var mismatch sort_gsymbols sort a list of Gsymtab ptrs alphabetically */ #include #include #include #include "ftnchek.h" #define PGSYMTAB #include "symtab.h" #include "pgsymtab.h" /* Private functions defined: */ PROTO(PRIVATE void arg_error_locate,( ArgListHeader *alh )); PROTO(PRIVATE int cmp_error_head,(const char *name, const char *tag, const char *filename, LINENO_t lineno, const char *msg )); PROTO(PRIVATE void com_error_locate,( ComListHeader *clh )); PROTO(PRIVATE void error_report,( const char *module_name, const char *filename, LINENO_t lineno, const char *topfile, LINENO_t top_lineno, int i, const char *item_tag, const char *item_name, const char *msg )); PROTO(PRIVATE void module_locate, (const char *name)); PROTO(PRIVATE void novice_err_locate,( const char *filename, LINENO_t linenum )); PROTO(PRIVATE void novice_inc_locate,( const char *filename, const char *topfile, LINENO_t top_linenum )); PROTO(PRIVATE void report_intro,( const char *filename, LINENO_t lineno, const char *topfile, LINENO_t top_lineno )); /* Var used to control spaces betw message blocks */ PRIVATE int global_warning_count=0; /**** Definitions of shared functions ****/ /* Intro line of warning about subprogram argument mismatches. */ int #if HAVE_STDC argcmp_error_head(const char *name, ArgListHeader *alh, const char *msg) #else /* K&R style */ argcmp_error_head(name, alh, msg) char *name; ArgListHeader *alh; char *msg; #endif /* HAVE_STDC */ { return cmp_error_head(name,"Subprogram", alh->filename, alh->line_num, msg); } /* Ditto for common block declaration mismatches. */ int #if HAVE_STDC comcmp_error_head(const char *name, ComListHeader *clh, const char *msg) #else /* K&R style */ comcmp_error_head(name, clh, msg) char *name; ComListHeader *clh; char *msg; #endif /* HAVE_STDC */ { return cmp_error_head(name,"Common block", clh->filename, clh->line_num, msg); } /* Follow-on message about an argument mismatch */ void #if HAVE_STDC arg_error_report(ArgListHeader *alh, const char *argtype, int i, const char *msg) #else /* K&R style */ arg_error_report(alh, argtype, i, msg) ArgListHeader *alh; char *argtype; int i; char *msg; #endif /* HAVE_STDC */ { error_report(alh->module->name, alh->filename,alh->line_num,alh->topfile,alh->top_line_num, i,argtype,alh->arg_array[i].name,msg); } /* Formats an error message line about one subprogram invocation. */ void #if HAVE_STDC sub_error_report(ArgListHeader *alh, const char *msg) #else /* K&R style */ sub_error_report(alh, msg) ArgListHeader *alh; const char *msg; #endif /* HAVE_STDC */ { report_intro(alh->filename,alh->line_num,alh->topfile,alh->top_line_num); msg_tail(msg); arg_error_locate(alh); } /* Formats an error message line about one common block declaration. */ void #if HAVE_STDC com_error_report(ComListHeader *clh, const char *msg) #else /* K&R style */ com_error_report(clh, msg) ComListHeader *clh; char *msg; #endif /* HAVE_STDC */ { report_intro(clh->filename,clh->line_num,clh->topfile,clh->top_line_num); msg_tail(msg); com_error_locate(clh); } /* Formats an error message line about one common var mismatch. */ void #if HAVE_STDC comvar_error_report(ComListHeader *clh, int i, const char *msg) #else /* K&R style */ comvar_error_report(clh, i, msg) ComListHeader *clh; int i; char *msg; #endif /* HAVE_STDC */ { error_report(clh->module->name, clh->filename,clh->line_num,clh->topfile,clh->top_line_num, i,"Variable",clh->com_list_array[i].name,msg); } /**** Definitions of private functions ****/ PRIVATE int at_position_printed; /* Increment error count, and if it is 1, print header for arg or com mismatch error messages. If it is past limit, print "etc" and return TRUE, otherwise return FALSE. */ PRIVATE int #if HAVE_STDC cmp_error_head(const char *name, const char *tag, const char *filename, LINENO_t lineno, const char *msg) #else /* K&R style */ cmp_error_head(name, tag, filename, lineno, msg) char *name; char *tag; char *filename; LINENO_t lineno; char *msg; #endif /* HAVE_STDC */ { /* stop after limit: probably a cascade */ if( CASCADE_LIMIT(cmp_error_count) ) { (void)fprintf(list_fd,"\n etc..."); return TRUE; } /* (For expert mode, line number helps smart editors, but in novice mode it looks silly to have a line number for a mismatch involving two lines.) */ if(novice_help) { filename = (char *)NULL; lineno = NO_LINE_NUM; } if(cmp_error_count == 1) { /* If -noquiet mode, put a space between successive warnings. */ if( (global_warning_count != 0) && !quiet) (void)fprintf(list_fd,"\n"); global_warning_count++; global_warning(filename,lineno,tag); msg_tail(name); msg_tail(msg); } else { /* for "and at position n" on new line */ global_message(filename,lineno," and"); } at_position_printed = FALSE; return FALSE; } PRIVATE void #if HAVE_STDC error_report(const char *module_name, const char *filename, LINENO_t lineno, const char *topfile, LINENO_t top_lineno, int i, const char *item_tag, const char *item_name, const char *msg) #else /* K&R style */ error_report(module_name, filename, lineno, topfile, top_lineno, i, item_tag, item_name, msg) char *module_name; char *filename; LINENO_t lineno; char *topfile; LINENO_t top_lineno; int i; char *item_tag; char *item_name; char *msg; #endif /* HAVE_STDC */ { if( ! at_position_printed ) { char posn[12+3*sizeof(int)+2]; (void)sprintf(posn,"at position %d:",i+1); msg_tail(posn); at_position_printed = TRUE; } report_intro(filename,lineno,topfile,top_lineno); msg_tail(item_tag); msg_tail(item_name); /* Print module name, and for -novice mode, location info that was suppressed before. */ module_locate(module_name); if( novice_help ) { /* Error location itself */ novice_err_locate(filename,lineno); /* Location where included */ novice_inc_locate(filename,topfile,top_lineno); } msg_tail(msg); } PRIVATE void #if HAVE_STDC report_intro(const char *filename, LINENO_t lineno, const char *topfile, LINENO_t top_lineno) #else /* K&R style */ report_intro(filename, lineno, topfile, top_lineno) char *filename; LINENO_t lineno; char *topfile; LINENO_t top_lineno; #endif /* HAVE_STDC */ { /* In expert mode, if error is in include file, need to give info about it. */ if( ! novice_help && filename != topfile) { global_message(filename,lineno,"(location of error)"); global_message(topfile,top_lineno,"(where included) "); } else { global_message(filename,lineno," "); } } /* Gives module and in novice mode line, filename for error messages */ PRIVATE void #if HAVE_STDC arg_error_locate(ArgListHeader *alh) #else /* K&R style */ arg_error_locate(alh) ArgListHeader *alh; #endif /* HAVE_STDC */ { /* Module (subprogram) containing the error. This gets printed in both modes. */ module_locate(alh->module->name); if( novice_help ) { /* Error location itself */ novice_err_locate(alh->filename,alh->line_num); /* Location where included */ novice_inc_locate(alh->filename,alh->topfile,alh->top_line_num); } } PRIVATE void #if HAVE_STDC com_error_locate(ComListHeader *clh) #else /* K&R style */ com_error_locate(clh) ComListHeader *clh; #endif /* HAVE_STDC */ { /* Module (subprogram) containing the error. This gets printed in both modes. */ module_locate(clh->module->name); if( novice_help ) { /* Error location itself */ novice_err_locate(clh->filename,clh->line_num); /* Location where included */ novice_inc_locate(clh->filename,clh->topfile,clh->top_line_num); } } PRIVATE void #if HAVE_STDC module_locate(const char *name) #else /* K&R style */ module_locate(name) const char *name; #endif /* HAVE_STDC */ { msg_tail("in module"); msg_tail(name); } /* Non-include part of location, novice mode */ PRIVATE void #if HAVE_STDC novice_err_locate(const char *filename, LINENO_t linenum) #else /* K&R style */ novice_err_locate(filename,linenum) char *filename; LINENO_t linenum; #endif /* HAVE_STDC */ { msg_tail("line"); msg_tail(ulongtostr((unsigned long)linenum)); msg_tail("file"); msg_tail(filename); } /* Include-file part of location, novice mode */ PRIVATE void #if HAVE_STDC novice_inc_locate(const char *filename, const char *topfile, LINENO_t top_linenum) #else /* K&R style */ novice_inc_locate(filename,topfile,top_linenum) char *filename; char *topfile; LINENO_t top_linenum; #endif /* HAVE_STDC */ { if(filename != topfile) { /* Track include filename */ msg_tail("(included at line"); msg_tail(ulongtostr((unsigned long)top_linenum)); msg_tail("in"); msg_tail(topfile); msg_tail(")"); } } void #if HAVE_STDC sort_gsymbols (Gsymtab **glist, int n) /* same as sort_lsymbols */ #else /* K&R style */ sort_gsymbols ( glist,n ) Gsymtab *glist[]; int n; #endif /* HAVE_STDC */ { int i,j,swaps; for (i=0; i=i+1; j--){ if ((strcmp (glist[j-1]->name, glist[j]->name)) >0) { Gsymtab *temp = glist[j-1]; /* swap ptrs j and j-1 */ glist[j-1] = glist[j]; glist[j] = temp; swaps++; } } if (swaps == 0) break; } }