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mksymtab: Fix handling of final comma. Some C compilers can't handle them; Also add macro to provide the size of the symbol table

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5077 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2012-09-01 16:47:40 +00:00
parent 599dc4f454
commit 3e9b3c1c7f
1 changed files with 19 additions and 10 deletions
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29
tools/mksymtab.c
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@ -51,6 +51,7 @@
****************************************************************************/
#define MAX_HEADER_FILES 500
#define SYMTAB_NAME "g_symtab"
/****************************************************************************
* Private Types
@ -118,7 +119,8 @@ int main(int argc, char **argv, char **envp)
{
char *csvpath;
char *symtab;
char *terminator;
char *nextterm;
char *finalterm;
char *ptr;
bool cond;
FILE *instream;
@ -231,12 +233,14 @@ int main(int argc, char **argv, char **envp)
/* Now the symbol table itself */
fprintf(outstream, "\nstruct symtab_s g_symtab[] =\n");
fprintf(outstream, "\nstruct symtab_s %s[] =\n", SYMTAB_NAME);
fprintf(outstream, "{\n");
/* Parse each line in the CVS file */
terminator = "";
nextterm = "";
finalterm = "";
while ((ptr = read_line(instream)) != NULL)
{
/* Parse the line from the CVS file */
@ -253,24 +257,29 @@ int main(int argc, char **argv, char **envp)
cond = (g_parm[COND_INDEX] && strlen(g_parm[COND_INDEX]) > 0);
if (cond)
{
fprintf(outstream, "%s#if %s\n", terminator, g_parm[COND_INDEX]);
terminator = "";
fprintf(outstream, "%s#if %s\n", nextterm, g_parm[COND_INDEX]);
nextterm = "";
}
/* Output the symbol table entry */
fprintf(outstream, "%s { \"%s\", (FAR const void *)%s }",
terminator, g_parm[NAME_INDEX], g_parm[NAME_INDEX]);
terminator = ",\n";
nextterm, g_parm[NAME_INDEX], g_parm[NAME_INDEX]);
if (cond)
{
fprintf(outstream, "%s#endif", terminator);
terminator = "\n";
nextterm = ",\n#endif\n";
finalterm = "\n#endif\n";
}
else
{
nextterm = ",\n";
finalterm = "\n";
}
}
fprintf(outstream, "\n};\n");
fprintf(outstream, "%s};\n\n", finalterm);
fprintf(outstream, "#define NSYMBOLS (sizeof(%s) / sizeof (struct symtab_s))\n", SYMTAB_NAME);
/* Close the CSV and symbol table files and exit */