From a4077d797e04548206f59d28d7ccd3d059bde63f Mon Sep 17 00:00:00 2001 From: imp Date: Fri, 31 Dec 2004 21:02:43 +0000 Subject: Use functions to make the program clearer. --- sys/tools/usbdevs2h.awk | 269 ++++++++++++++++++++++++++---------------------- 1 file changed, 144 insertions(+), 125 deletions(-) (limited to 'sys/tools') diff --git a/sys/tools/usbdevs2h.awk b/sys/tools/usbdevs2h.awk index c638d16..fff6f1b 100644 --- a/sys/tools/usbdevs2h.awk +++ b/sys/tools/usbdevs2h.awk @@ -30,74 +30,54 @@ # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # + function usage() { print "usage: usbdevs2h.awk [-d|-h]"; exit 1; } -BEGIN { +function dheader(dfile) +{ + if (os == "NetBSD") + printf("/*\t\$NetBSD\$\t*/\n\n") > dfile + else if (os == "FreeBSD") + printf("/* \$FreeBSD\$ */\n\n") > dfile + else if (os == "OpenBSD") + printf("/*\t\$OpenBSD\$\t*/\n\n") > dfile + else + printf("/* ??? */\n\n") > dfile + printf("/*\n") > dfile + printf(" * THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \ + > dfile + printf(" *\n") > dfile + printf(" * generated from:\n") > dfile + printf(" *\t%s\n", VERSION) > dfile + printf(" */\n") > dfile +} -nproducts = nvendors = 0 -# Process the command line -for (i = 1; i < ARGC; i++) { - arg = ARGV[i]; - if (arg !~ /^-[dh]+$/ && arg !~ /devs$/) - usage(); - if (arg ~ /^-.*d/) - dfile="usbdevs_data.h" - if (arg ~ /^-.*h/) - hfile="usbdevs.h" - if (arg ~ /devs$/) - srcfile = arg; +function hheader(hfile) +{ + if (os == "NetBSD") + printf("/*\t\$NetBSD\$\t*/\n\n") > hfile + else if (os == "FreeBSD") + printf("/* \$FreeBSD\$ */\n\n") > hfile + else if (os == "OpenBSD") + printf("/*\t\$OpenBSD\$\t*/\n\n") > hfile + else + printf("/* ??? */\n\n") > hfile + printf("/*\n") > hfile + printf(" * THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \ + > hfile + printf(" *\n") > hfile + printf(" * generated from:\n") > hfile + printf(" *\t%s\n", VERSION) > hfile + printf(" */\n") > hfile } -ARGC = 1; -line=0; -while ((getline < srcfile) > 0) { - line++; - if (line == 1) { - VERSION = $0 - gsub("\\$", "", VERSION) - if (dfile) { - if (os == "NetBSD") - printf("/*\t\$NetBSD\$\t*/\n\n") > dfile - else if (os == "FreeBSD") - printf("/* \$FreeBSD\$ */\n\n") > dfile - else if (os == "OpenBSD") - printf("/*\t\$OpenBSD\$\t*/\n\n") > dfile - else - printf("/* ??? */\n\n") > dfile - printf("/*\n") > dfile - printf(" * THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \ - > dfile - printf(" *\n") > dfile - printf(" * generated from:\n") > dfile - printf(" *\t%s\n", VERSION) > dfile - printf(" */\n") > dfile - } - - if (hfile) { - if (os == "NetBSD") - printf("/*\t\$NetBSD\$\t*/\n\n") > hfile - else if (os == "FreeBSD") - printf("/* \$FreeBSD\$ */\n\n") > hfile - else if (os == "OpenBSD") - printf("/*\t\$OpenBSD\$\t*/\n\n") > hfile - else - printf("/* ??? */\n\n") > hfile - printf("/*\n") > hfile - printf(" * THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \ - > hfile - printf(" *\n") > hfile - printf(" * generated from:\n") > hfile - printf(" *\t%s\n", VERSION) > hfile - printf(" */\n") > hfile - } - continue; - } - if ($1 == "vendor") { +function vendor(hfile) +{ nvendors++ vendorindex[$2] = nvendors; # record index for this name, for later. @@ -144,10 +124,10 @@ while ((getline < srcfile) > 0) { printf(" */") > hfile if (hfile) printf("\n") > hfile +} - continue; - } - if ($1 == "product") { +function product(hfile) +{ nproducts++ products[nproducts, 1] = $2; # vendor name @@ -196,9 +176,107 @@ while ((getline < srcfile) > 0) { printf(" */") > hfile if (hfile) printf("\n") > hfile +} + +function dump_dfile(dfile) +{ + printf("\n") > dfile + printf("const struct usb_knowndev usb_knowndevs[] = {\n") > dfile + for (i = 1; i <= nproducts; i++) { + printf("\t{\n") > dfile + printf("\t USB_VENDOR_%s, USB_PRODUCT_%s_%s,\n", + products[i, 1], products[i, 1], products[i, 2]) > dfile + printf("\t ") > dfile + printf("0") > dfile + printf(",\n") > dfile + + vendi = vendorindex[products[i, 1]]; + printf("\t \"") > dfile + j = 3; + needspace = 0; + while (vendors[vendi, j] != "") { + if (needspace) + printf(" ") > dfile + printf("%s", vendors[vendi, j]) > dfile + needspace = 1 + j++ + } + printf("\",\n") > dfile + + printf("\t \"") > dfile + j = 4; + needspace = 0; + while (products[i, j] != "") { + if (needspace) + printf(" ") > dfile + printf("%s", products[i, j]) > dfile + needspace = 1 + j++ + } + printf("\",\n") > dfile + printf("\t},\n") > dfile + } + for (i = 1; i <= nvendors; i++) { + printf("\t{\n") > dfile + printf("\t USB_VENDOR_%s, 0,\n", vendors[i, 1]) > dfile + printf("\t USB_KNOWNDEV_NOPROD,\n") > dfile + printf("\t \"") > dfile + j = 3; + needspace = 0; + while (vendors[i, j] != "") { + if (needspace) + printf(" ") > dfile + printf("%s", vendors[i, j]) > dfile + needspace = 1 + j++ + } + printf("\",\n") > dfile + printf("\t NULL,\n") > dfile + printf("\t},\n") > dfile + } + printf("\t{ 0, 0, 0, NULL, NULL, }\n") > dfile + printf("};\n") > dfile +} + +BEGIN { - continue; - } +nproducts = nvendors = 0 +# Process the command line +for (i = 1; i < ARGC; i++) { + arg = ARGV[i]; + if (arg !~ /^-[dh]+$/ && arg !~ /devs$/) + usage(); + if (arg ~ /^-.*d/) + dfile="usbdevs_data.h" + if (arg ~ /^-.*h/) + hfile="usbdevs.h" + if (arg ~ /devs$/) + srcfile = arg; +} +ARGC = 1; +line=0; + +while ((getline < srcfile) > 0) { + line++; + if (line == 1) { + VERSION = $0 + gsub("\\$", "", VERSION) + + if (dfile) + dheader(dfile) + + if (hfile) + hheader(hfile) + continue; + } + if ($1 == "vendor") { + vendor(hfile) + continue + } + if ($1 == "product") { + product(hfile) + continue + } if ($0 == "") blanklines++ if (hfile) @@ -206,68 +284,9 @@ while ((getline < srcfile) > 0) { if (blanklines < 2 && dfile) print $0 > dfile } - # print out the match tables - - if (dfile) { - printf("\n") > dfile - printf("const struct usb_knowndev usb_knowndevs[] = {\n") > dfile - for (i = 1; i <= nproducts; i++) { - printf("\t{\n") > dfile - printf("\t USB_VENDOR_%s, USB_PRODUCT_%s_%s,\n", - products[i, 1], products[i, 1], products[i, 2]) \ - > dfile - printf("\t ") > dfile - printf("0") > dfile - printf(",\n") > dfile +# print out the match tables - vendi = vendorindex[products[i, 1]]; - printf("\t \"") > dfile - j = 3; - needspace = 0; - while (vendors[vendi, j] != "") { - if (needspace) - printf(" ") > dfile - printf("%s", vendors[vendi, j]) > dfile - needspace = 1 - j++ - } - printf("\",\n") > dfile - - printf("\t \"") > dfile - j = 4; - needspace = 0; - while (products[i, j] != "") { - if (needspace) - printf(" ") > dfile - printf("%s", products[i, j]) > dfile - needspace = 1 - j++ - } - printf("\",\n") > dfile - printf("\t},\n") > dfile - } - for (i = 1; i <= nvendors; i++) { - printf("\t{\n") > dfile - printf("\t USB_VENDOR_%s, 0,\n", vendors[i, 1]) \ - > dfile - printf("\t USB_KNOWNDEV_NOPROD,\n") \ - > dfile - printf("\t \"") > dfile - j = 3; - needspace = 0; - while (vendors[i, j] != "") { - if (needspace) - printf(" ") > dfile - printf("%s", vendors[i, j]) > dfile - needspace = 1 - j++ - } - printf("\",\n") > dfile - printf("\t NULL,\n") > dfile - printf("\t},\n") > dfile - } - printf("\t{ 0, 0, 0, NULL, NULL, }\n") > dfile - printf("};\n") > dfile - } +if (dfile) + dump_dfile(dfile) } -- cgit v1.1