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9c727abb84
COMP: compile utilites before solvers - there are no inter-dependencies, so favour getting utilities working first
83 lines
2.9 KiB
Diff
83 lines
2.9 KiB
Diff
--- lemon.c.orig 2022-05-11 05:42:38.000000000 +0200
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+++ lemon.c 2022-05-11 09:13:17.556350944 +0200
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@@ -426,6 +426,7 @@
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int printPreprocessed; /* Show preprocessor output on stdout */
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int has_fallback; /* True if any %fallback is seen in the grammar */
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int nolinenosflag; /* True if #line statements should not be printed */
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+ int linkage; /* True if %static provided (use static linkage) */
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char *argv0; /* Name of the program */
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};
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@@ -1553,6 +1554,24 @@
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lemon_strcpy(outputDir, z);
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}
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+/* Remember the name of the code extension (automatically prefix '.')
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+** default is "c" extension
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+*/
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+static char *code_ext = ".c";
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+static void handle_e_option(char *z){
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+ code_ext = (char *) malloc( lemonStrlen(z)+2 );
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+ if( code_ext==0 ){
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+ fprintf(stderr,"out of memory\n");
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+ exit(1);
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+ }
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+ if(*z == '.'){
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+ lemon_strcpy(code_ext, z);
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+ } else {
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+ code_ext[0] = '.';
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+ lemon_strcpy(&(code_ext[1]), z);
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+ }
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+}
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+
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static char *user_templatename = NULL;
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static void handle_T_option(char *z){
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user_templatename = (char *) malloc( lemonStrlen(z)+1 );
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@@ -1641,6 +1660,7 @@
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{OPT_FLAG, "c", (char*)&compress, "Don't compress the action table."},
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{OPT_FSTR, "d", (char*)&handle_d_option, "Output directory. Default '.'"},
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{OPT_FSTR, "D", (char*)handle_D_option, "Define an %ifdef macro."},
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+ {OPT_FSTR, "e", (char*)&handle_e_option, "Output code extension. Default 'c'"},
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{OPT_FLAG, "E", (char*)&printPP, "Print input file after preprocessing."},
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{OPT_FSTR, "f", 0, "Ignored. (Placeholder for -f compiler options.)"},
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{OPT_FLAG, "g", (char*)&rpflag, "Print grammar without actions."},
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@@ -2268,6 +2288,7 @@
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psp->preccounter = 0;
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psp->firstrule = psp->lastrule = 0;
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psp->gp->nrule = 0;
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+ psp->gp->linkage = 0;
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/* fall through */
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case WAITING_FOR_DECL_OR_RULE:
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if( x[0]=='%' ){
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@@ -2553,6 +2574,11 @@
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psp->state = WAITING_FOR_WILDCARD_ID;
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}else if( strcmp(x,"token_class")==0 ){
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psp->state = WAITING_FOR_CLASS_ID;
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+ }else if( strcmp(x,"static")==0 ){
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+ /* %static is boolean-like */
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+ psp->gp->linkage = 1; /* 1 = static (True) */
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+ psp->insertLineMacro = 0;
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+ psp->state = WAITING_FOR_DECL_OR_RULE;
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}else{
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ErrorMsg(psp->filename,psp->tokenlineno,
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"Unknown declaration keyword: \"%%%s\".",x);
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@@ -4315,7 +4341,7 @@
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in = tplt_open(lemp);
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if( in==0 ) return;
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- out = file_open(lemp,".c","wb");
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+ out = file_open(lemp,code_ext,"wb");
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if( out==0 ){
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fclose(in);
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return;
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@@ -4439,6 +4465,9 @@
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tplt_xfer(lemp->name,in,out,&lineno);
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/* Generate the defines */
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+ if( lemp->linkage ){
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+ fprintf(out,"#define YYFUNCAPI static\n"); lineno++;
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+ }
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fprintf(out,"#define YYCODETYPE %s\n",
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minimum_size_type(0, lemp->nsymbol, &szCodeType)); lineno++;
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fprintf(out,"#define YYNOCODE %d\n",lemp->nsymbol); lineno++;
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