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Add -R option to print runtime paths (for now, includedir only) 

This allows for, e.g., a Makefile to find the location of vpi_user.h in a portable manner. Similar to pkgconfig.
This commit is contained in:
Jevin Sweval 2022-07-02 18:05:12 -07:00
parent c7cb13d302
commit 5a90b7857a
4 changed files with 20 additions and 4 deletions
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5
Documentation/usage/command_line_flags.rst
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@ -242,6 +242,11 @@ These flags affect the general behavior of the compiler.
version information, including version details for the various components of version information, including version details for the various components of
the compiler. the compiler.
* -R
Print the runtime paths of the compiler. This can be useful to find, e.g.,
the include path of vpi_user.h.
* -W<warning class> * -W<warning class>
Enable/disable warnings. All the warning types (other then "all") can be Enable/disable warnings. All the warning types (other then "all") can be

2
driver/Makefile.in
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@ -95,7 +95,7 @@ cfparse%c cfparse%h: $(srcdir)/cfparse%y
mv $*.d dep mv $*.d dep
main.o: main.c globals.h $(srcdir)/../version_base.h ../version_tag.h Makefile main.o: main.c globals.h $(srcdir)/../version_base.h ../version_tag.h Makefile
$(CC) $(CPPFLAGS) $(CFLAGS) @DEPENDENCY_FLAG@ -c -DIVL_ROOT='"@libdir@/ivl$(suffix)"' -DIVL_SUFFIX='"$(suffix)"' -DIVL_INC='"@includedir@"' -DIVL_LIB='"@libdir@"' -DDLLIB='"@DLLIB@"' $(srcdir)/main.c $(CC) $(CPPFLAGS) $(CFLAGS) @DEPENDENCY_FLAG@ -c -DIVL_ROOT='"@libdir@/ivl$(suffix)"' -DIVL_SUFFIX='"$(suffix)"' -DIVL_INC='"@includedir@"' -DIVL_LIB='"@libdir@"' -DDLLIB='"@DLLIB@"' -DIVL_INCLUDE_INSTALL_DIR="\"$(realpath $(DESTDIR)/$(includedir))\"" $(srcdir)/main.c
mv $*.d dep mv $*.d dep
cflexor.o: cflexor.c cfparse.h cflexor.o: cflexor.c cfparse.h

5
driver/iverilog.man.in
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@ -4,7 +4,7 @@ iverilog - Icarus Verilog compiler
.SH SYNOPSIS .SH SYNOPSIS
.B iverilog .B iverilog
[\-EiSuVv] [\-Bpath] [\-ccmdfile|\-fcmdfile] [\-Dmacro[=defn]] [\-EiRSuVv] [\-Bpath] [\-ccmdfile|\-fcmdfile] [\-Dmacro[=defn]]
[\-Pparameter=value] [\-pflag=value] [\-dname] [\-Pparameter=value] [\-pflag=value] [\-dname]
[\-g1995\:|\-g2001\:|\-g2005\:|\-g2005-sv\:|\-g2009\:|\-g2012\:|\-g<feature>] [\-g1995\:|\-g2001\:|\-g2005\:|\-g2005-sv\:|\-g2009\:|\-g2012\:|\-g<feature>]
[\-Iincludedir] [\-Lmoduledir] [\-mmodule] [\-M[mode=]file] [\-Nfile] [\-Iincludedir] [\-Lmoduledir] [\-mmodule] [\-M[mode=]file] [\-Nfile]
@ -271,6 +271,9 @@ indirectly execute the compiler output file.
.B -V .B -V
Print the version of the compiler, and exit. Print the version of the compiler, and exit.
.TP 8 .TP 8
.B -R
Print the runtime paths of the compiler, and exit.
.TP 8
.B -W\fIclass\fP .B -W\fIclass\fP
Turn on different classes of warnings. See the \fBWARNING TYPES\fP Turn on different classes of warnings. See the \fBWARNING TYPES\fP
section below for descriptions of the different warning groups. If section below for descriptions of the different warning groups. If

12
driver/main.c
View File

@ -38,7 +38,7 @@ const char NOTICE[] =
; ;
const char HELP[] = const char HELP[] =
"Usage: iverilog [-EiSuvV] [-B base] [-c cmdfile|-f cmdfile]\n" "Usage: iverilog [-EiRSuvV] [-B base] [-c cmdfile|-f cmdfile]\n"
" [-g1995|-g2001|-g2005|-g2005-sv|-g2009|-g2012] [-g<feature>]\n" " [-g1995|-g2001|-g2005|-g2005-sv|-g2009|-g2012] [-g<feature>]\n"
" [-D macro[=defn]] [-I includedir] [-L moduledir]\n" " [-D macro[=defn]] [-I includedir] [-L moduledir]\n"
" [-M [mode=]depfile] [-m module]\n" " [-M [mode=]depfile] [-m module]\n"
@ -1088,6 +1088,10 @@ static void find_ivl_root(void)
strcat(ivl_root, ivl_lib_suffix); strcat(ivl_root, ivl_lib_suffix);
} }
static void print_runtime_paths(void) {
printf("includedir: %s\n", IVL_INCLUDE_INSTALL_DIR);
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int e_flag = 0; int e_flag = 0;
@ -1157,7 +1161,7 @@ int main(int argc, char **argv)
} }
} }
while ((opt = getopt(argc, argv, "B:c:D:d:Ef:g:hl:I:iL:M:m:N:o:P:p:Ss:T:t:uvVW:y:Y:")) != EOF) { while ((opt = getopt(argc, argv, "B:c:D:d:Ef:g:hl:I:iL:M:m:N:o:P:p:RSs:T:t:uvVW:y:Y:")) != EOF) {
switch (opt) { switch (opt) {
case 'B': case 'B':
@ -1244,6 +1248,10 @@ int main(int argc, char **argv)
opath = optarg; opath = optarg;
break; break;
case 'R':
print_runtime_paths();
return 0;
case 'S': case 'S':
synth_flag = 1; synth_flag = 1;
break; break;