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Diffstat (limited to 'gfsm/gfsm/src/programs/gfsmarith_cmdparser.c')
-rw-r--r--gfsm/gfsm/src/programs/gfsmarith_cmdparser.c773
1 files changed, 773 insertions, 0 deletions
diff --git a/gfsm/gfsm/src/programs/gfsmarith_cmdparser.c b/gfsm/gfsm/src/programs/gfsmarith_cmdparser.c
new file mode 100644
index 0000000..7aade2f
--- /dev/null
+++ b/gfsm/gfsm/src/programs/gfsmarith_cmdparser.c
@@ -0,0 +1,773 @@
+/* -*- Mode: C -*-
+ *
+ * File: gfsmarith_cmdparser.c
+ * Description: Code for command-line parser struct gengetopt_args_info.
+ *
+ * File autogenerated by optgen.perl version 0.05
+ * generated with the following command:
+ * /usr/local/bin/optgen.perl -u -l --no-handle-rcfile --nopod -F gfsmarith_cmdparser gfsmarith.gog
+ *
+ * The developers of optgen.perl consider the fixed text that goes in all
+ * optgen.perl output files to be in the public domain:
+ * we make no copyright claims on it.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+
+/* If we use autoconf/autoheader. */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#ifdef HAVE_PWD_H
+# include <pwd.h>
+#endif
+
+/* Allow user-overrides for PACKAGE and VERSION */
+#ifndef PACKAGE
+# define PACKAGE "PACKAGE"
+#endif
+
+#ifndef VERSION
+# define VERSION "VERSION"
+#endif
+
+
+#ifndef PROGRAM
+# define PROGRAM "gfsmarith"
+#endif
+
+/* #define cmdline_parser_DEBUG */
+
+/* Check for "configure's" getopt check result. */
+#ifndef HAVE_GETOPT_LONG
+# include "getopt.h"
+#else
+# include <getopt.h>
+#endif
+
+#if !defined(HAVE_STRDUP) && !defined(strdup)
+# define strdup gengetopt_strdup
+#endif /* HAVE_STRDUP */
+
+#include "gfsmarith_cmdparser.h"
+
+
+/* user code section */
+
+/* end user code section */
+
+
+void
+cmdline_parser_print_version (void)
+{
+ printf("gfsmarith (%s %s) by Bryan Jurish <moocow@ling.uni-potsdam.de>\n", PACKAGE, VERSION);
+}
+
+void
+cmdline_parser_print_help (void)
+{
+ cmdline_parser_print_version ();
+ printf("\n");
+ printf("Purpose:\n");
+ printf(" Perform an elementary arithmetic operation on automaton weights\n");
+ printf("\n");
+
+ printf("Usage: %s [OPTIONS]... FSMFILE\n", "gfsmarith");
+
+ printf("\n");
+ printf(" Arguments:\n");
+ printf(" FSMFILE Stored binary gfsm file\n");
+
+ printf("\n");
+ printf(" Options:\n");
+ printf(" -h --help Print help and exit.\n");
+ printf(" -V --version Print version and exit.\n");
+ printf(" -zLEVEL --compress=LEVEL Specify compression level of output file.\n");
+ printf(" -FFILE --output=FILE Specifiy output file (default=stdout).\n");
+ printf("\n");
+ printf(" Operator Selection:\n");
+ printf(" -E --exp Real exponentiation\n");
+ printf(" -L --log Real logarithm\n");
+ printf(" -mFLOAT --multiply=FLOAT Real multiplication by WEIGHT\n");
+ printf(" -aFLOAT --add=FLOAT Real addition of WEIGHT\n");
+ printf(" -p --positive Set real negative weights to zero\n");
+ printf(" --times=FLOAT Semiring multiplication by WEIGHT\n");
+ printf(" --plus=FLOAT Semiring addition of WEIGHT\n");
+ printf(" --sr-positive Set semiring-negative weights to semiring-zero\n");
+ printf("\n");
+ printf(" Weight Selection:\n");
+ printf(" -A --no-arcs Exclude arc weights (default: include)\n");
+ printf(" -f --no-finals Exclude final weights (default: include)\n");
+ printf(" -Z --zero Include semiring-zero weights (default: exclude)\n");
+ printf("\n");
+ printf(" State & Label Selection:\n");
+ printf(" -i --initial Select only initial state and its arcs/finality\n");
+ printf(" -sID --state=ID Select only state ID and its arcs/finality (default=all)\n");
+ printf(" -lLO --lower=LO Select only arcs with lower-label LO (default=any)\n");
+ printf(" -uHI --upper=HI Select only arcs with upper-label HI (defualt=any)\n");
+}
+
+#if !defined(HAVE_STRDUP) && !defined(strdup)
+/* gengetopt_strdup(): automatically generated from strdup.c. */
+/* strdup.c replacement of strdup, which is not standard */
+static char *
+gengetopt_strdup (const char *s)
+{
+ char *result = (char*)malloc(strlen(s) + 1);
+ if (result == (char*)0)
+ return (char*)0;
+ strcpy(result, s);
+ return result;
+}
+#endif /* HAVE_STRDUP */
+
+/* clear_args(args_info): clears all args & resets to defaults */
+static void
+clear_args(struct gengetopt_args_info *args_info)
+{
+ args_info->compress_arg = -1;
+ args_info->output_arg = strdup("-");
+ args_info->exp_flag = 0;
+ args_info->log_flag = 0;
+ args_info->multiply_arg = 0;
+ args_info->add_arg = 0;
+ args_info->positive_flag = 0;
+ args_info->times_arg = 0;
+ args_info->plus_arg = 0;
+ args_info->sr_positive_flag = 0;
+ args_info->no_arcs_flag = 0;
+ args_info->no_finals_flag = 0;
+ args_info->zero_flag = 0;
+ args_info->initial_flag = 0;
+ args_info->state_arg = -1;
+ args_info->lower_arg = -1;
+ args_info->upper_arg = -1;
+}
+
+
+int
+cmdline_parser (int argc, char * const *argv, struct gengetopt_args_info *args_info)
+{
+ int c; /* Character of the parsed option. */
+ int missing_required_options = 0;
+
+ args_info->help_given = 0;
+ args_info->version_given = 0;
+ args_info->compress_given = 0;
+ args_info->output_given = 0;
+ args_info->exp_given = 0;
+ args_info->log_given = 0;
+ args_info->multiply_given = 0;
+ args_info->add_given = 0;
+ args_info->positive_given = 0;
+ args_info->times_given = 0;
+ args_info->plus_given = 0;
+ args_info->sr_positive_given = 0;
+ args_info->no_arcs_given = 0;
+ args_info->no_finals_given = 0;
+ args_info->zero_given = 0;
+ args_info->initial_given = 0;
+ args_info->state_given = 0;
+ args_info->lower_given = 0;
+ args_info->upper_given = 0;
+
+ clear_args(args_info);
+
+ /* rcfile handling */
+
+ /* end rcfile handling */
+
+ optarg = 0;
+ optind = 1;
+ opterr = 1;
+ optopt = '?';
+
+ while (1)
+ {
+ int option_index = 0;
+ static struct option long_options[] = {
+ { "help", 0, NULL, 'h' },
+ { "version", 0, NULL, 'V' },
+ { "compress", 1, NULL, 'z' },
+ { "output", 1, NULL, 'F' },
+ { "exp", 0, NULL, 'E' },
+ { "log", 0, NULL, 'L' },
+ { "multiply", 1, NULL, 'm' },
+ { "add", 1, NULL, 'a' },
+ { "positive", 0, NULL, 'p' },
+ { "times", 1, NULL, 0 },
+ { "plus", 1, NULL, 0 },
+ { "sr-positive", 0, NULL, 0 },
+ { "no-arcs", 0, NULL, 'A' },
+ { "no-finals", 0, NULL, 'f' },
+ { "zero", 0, NULL, 'Z' },
+ { "initial", 0, NULL, 'i' },
+ { "state", 1, NULL, 's' },
+ { "lower", 1, NULL, 'l' },
+ { "upper", 1, NULL, 'u' },
+ { NULL, 0, NULL, 0 }
+ };
+ static char short_options[] = {
+ 'h',
+ 'V',
+ 'z', ':',
+ 'F', ':',
+ 'E',
+ 'L',
+ 'm', ':',
+ 'a', ':',
+ 'p',
+ 'A',
+ 'f',
+ 'Z',
+ 'i',
+ 's', ':',
+ 'l', ':',
+ 'u', ':',
+ '\0'
+ };
+
+ c = getopt_long (argc, argv, short_options, long_options, &option_index);
+
+ if (c == -1) break; /* Exit from 'while (1)' loop. */
+
+ if (cmdline_parser_parse_option(c, long_options[option_index].name, optarg, args_info) != 0) {
+ exit (EXIT_FAILURE);
+ }
+ } /* while */
+
+
+
+ if ( missing_required_options )
+ exit (EXIT_FAILURE);
+
+
+ if (optind < argc) {
+ int i = 0 ;
+ args_info->inputs_num = argc - optind ;
+ args_info->inputs = (char **)(malloc ((args_info->inputs_num)*sizeof(char *))) ;
+ while (optind < argc)
+ args_info->inputs[ i++ ] = strdup (argv[optind++]) ;
+ }
+
+ return 0;
+}
+
+
+/* Parse a single option */
+int
+cmdline_parser_parse_option(char oshort, const char *olong, const char *val,
+ struct gengetopt_args_info *args_info)
+{
+ if (!oshort && !(olong && *olong)) return 1; /* ignore null options */
+
+#ifdef cmdline_parser_DEBUG
+ fprintf(stderr, "parse_option(): oshort='%c', olong='%s', val='%s'\n", oshort, olong, val);*/
+#endif
+
+ switch (oshort)
+ {
+ case 'h': /* Print help and exit. */
+ if (args_info->help_given) {
+ fprintf(stderr, "%s: `--help' (`-h') option given more than once\n", PROGRAM);
+ }
+ clear_args(args_info);
+ cmdline_parser_print_help();
+ exit(EXIT_SUCCESS);
+
+ break;
+
+ case 'V': /* Print version and exit. */
+ if (args_info->version_given) {
+ fprintf(stderr, "%s: `--version' (`-V') option given more than once\n", PROGRAM);
+ }
+ clear_args(args_info);
+ cmdline_parser_print_version();
+ exit(EXIT_SUCCESS);
+
+ break;
+
+ case 'z': /* Specify compression level of output file. */
+ if (args_info->compress_given) {
+ fprintf(stderr, "%s: `--compress' (`-z') option given more than once\n", PROGRAM);
+ }
+ args_info->compress_given++;
+ args_info->compress_arg = (int)atoi(val);
+ break;
+
+ case 'F': /* Specifiy output file (default=stdout). */
+ if (args_info->output_given) {
+ fprintf(stderr, "%s: `--output' (`-F') option given more than once\n", PROGRAM);
+ }
+ args_info->output_given++;
+ if (args_info->output_arg) free(args_info->output_arg);
+ args_info->output_arg = strdup(val);
+ break;
+
+ case 'E': /* Real exponentiation */
+ if (args_info->exp_given) {
+ fprintf(stderr, "%s: `--exp' (`-E') option given more than once\n", PROGRAM);
+ }
+ args_info->exp_given++;
+ if (args_info->exp_given <= 1)
+ args_info->exp_flag = !(args_info->exp_flag);
+ break;
+
+ case 'L': /* Real logarithm */
+ if (args_info->log_given) {
+ fprintf(stderr, "%s: `--log' (`-L') option given more than once\n", PROGRAM);
+ }
+ args_info->log_given++;
+ if (args_info->log_given <= 1)
+ args_info->log_flag = !(args_info->log_flag);
+ break;
+
+ case 'm': /* Real multiplication by WEIGHT */
+ if (args_info->multiply_given) {
+ fprintf(stderr, "%s: `--multiply' (`-m') option given more than once\n", PROGRAM);
+ }
+ args_info->multiply_given++;
+ args_info->multiply_arg = (float)strtod(val, NULL);
+ break;
+
+ case 'a': /* Real addition of WEIGHT */
+ if (args_info->add_given) {
+ fprintf(stderr, "%s: `--add' (`-a') option given more than once\n", PROGRAM);
+ }
+ args_info->add_given++;
+ args_info->add_arg = (float)strtod(val, NULL);
+ break;
+
+ case 'p': /* Set real negative weights to zero */
+ if (args_info->positive_given) {
+ fprintf(stderr, "%s: `--positive' (`-p') option given more than once\n", PROGRAM);
+ }
+ args_info->positive_given++;
+ if (args_info->positive_given <= 1)
+ args_info->positive_flag = !(args_info->positive_flag);
+ break;
+
+ case 'A': /* Exclude arc weights (default: include) */
+ if (args_info->no_arcs_given) {
+ fprintf(stderr, "%s: `--no-arcs' (`-A') option given more than once\n", PROGRAM);
+ }
+ args_info->no_arcs_given++;
+ if (args_info->no_arcs_given <= 1)
+ args_info->no_arcs_flag = !(args_info->no_arcs_flag);
+ break;
+
+ case 'f': /* Exclude final weights (default: include) */
+ if (args_info->no_finals_given) {
+ fprintf(stderr, "%s: `--no-finals' (`-f') option given more than once\n", PROGRAM);
+ }
+ args_info->no_finals_given++;
+ if (args_info->no_finals_given <= 1)
+ args_info->no_finals_flag = !(args_info->no_finals_flag);
+ break;
+
+ case 'Z': /* Include semiring-zero weights (default: exclude) */
+ if (args_info->zero_given) {
+ fprintf(stderr, "%s: `--zero' (`-Z') option given more than once\n", PROGRAM);
+ }
+ args_info->zero_given++;
+ if (args_info->zero_given <= 1)
+ args_info->zero_flag = !(args_info->zero_flag);
+ break;
+
+ case 'i': /* Select only initial state and its arcs/finality */
+ if (args_info->initial_given) {
+ fprintf(stderr, "%s: `--initial' (`-i') option given more than once\n", PROGRAM);
+ }
+ args_info->initial_given++;
+ if (args_info->initial_given <= 1)
+ args_info->initial_flag = !(args_info->initial_flag);
+ break;
+
+ case 's': /* Select only state ID and its arcs/finality (default=all) */
+ if (args_info->state_given) {
+ fprintf(stderr, "%s: `--state' (`-s') option given more than once\n", PROGRAM);
+ }
+ args_info->state_given++;
+ args_info->state_arg = (int)atoi(val);
+ break;
+
+ case 'l': /* Select only arcs with lower-label LO (default=any) */
+ if (args_info->lower_given) {
+ fprintf(stderr, "%s: `--lower' (`-l') option given more than once\n", PROGRAM);
+ }
+ args_info->lower_given++;
+ args_info->lower_arg = (int)atoi(val);
+ break;
+
+ case 'u': /* Select only arcs with upper-label HI (defualt=any) */
+ if (args_info->upper_given) {
+ fprintf(stderr, "%s: `--upper' (`-u') option given more than once\n", PROGRAM);
+ }
+ args_info->upper_given++;
+ args_info->upper_arg = (int)atoi(val);
+ break;
+
+ case 0: /* Long option(s) with no short form */
+ /* Print help and exit. */
+ if (strcmp(olong, "help") == 0) {
+ if (args_info->help_given) {
+ fprintf(stderr, "%s: `--help' (`-h') option given more than once\n", PROGRAM);
+ }
+ clear_args(args_info);
+ cmdline_parser_print_help();
+ exit(EXIT_SUCCESS);
+
+ }
+
+ /* Print version and exit. */
+ else if (strcmp(olong, "version") == 0) {
+ if (args_info->version_given) {
+ fprintf(stderr, "%s: `--version' (`-V') option given more than once\n", PROGRAM);
+ }
+ clear_args(args_info);
+ cmdline_parser_print_version();
+ exit(EXIT_SUCCESS);
+
+ }
+
+ /* Specify compression level of output file. */
+ else if (strcmp(olong, "compress") == 0) {
+ if (args_info->compress_given) {
+ fprintf(stderr, "%s: `--compress' (`-z') option given more than once\n", PROGRAM);
+ }
+ args_info->compress_given++;
+ args_info->compress_arg = (int)atoi(val);
+ }
+
+ /* Specifiy output file (default=stdout). */
+ else if (strcmp(olong, "output") == 0) {
+ if (args_info->output_given) {
+ fprintf(stderr, "%s: `--output' (`-F') option given more than once\n", PROGRAM);
+ }
+ args_info->output_given++;
+ if (args_info->output_arg) free(args_info->output_arg);
+ args_info->output_arg = strdup(val);
+ }
+
+ /* Real exponentiation */
+ else if (strcmp(olong, "exp") == 0) {
+ if (args_info->exp_given) {
+ fprintf(stderr, "%s: `--exp' (`-E') option given more than once\n", PROGRAM);
+ }
+ args_info->exp_given++;
+ if (args_info->exp_given <= 1)
+ args_info->exp_flag = !(args_info->exp_flag);
+ }
+
+ /* Real logarithm */
+ else if (strcmp(olong, "log") == 0) {
+ if (args_info->log_given) {
+ fprintf(stderr, "%s: `--log' (`-L') option given more than once\n", PROGRAM);
+ }
+ args_info->log_given++;
+ if (args_info->log_given <= 1)
+ args_info->log_flag = !(args_info->log_flag);
+ }
+
+ /* Real multiplication by WEIGHT */
+ else if (strcmp(olong, "multiply") == 0) {
+ if (args_info->multiply_given) {
+ fprintf(stderr, "%s: `--multiply' (`-m') option given more than once\n", PROGRAM);
+ }
+ args_info->multiply_given++;
+ args_info->multiply_arg = (float)strtod(val, NULL);
+ }
+
+ /* Real addition of WEIGHT */
+ else if (strcmp(olong, "add") == 0) {
+ if (args_info->add_given) {
+ fprintf(stderr, "%s: `--add' (`-a') option given more than once\n", PROGRAM);
+ }
+ args_info->add_given++;
+ args_info->add_arg = (float)strtod(val, NULL);
+ }
+
+ /* Set real negative weights to zero */
+ else if (strcmp(olong, "positive") == 0) {
+ if (args_info->positive_given) {
+ fprintf(stderr, "%s: `--positive' (`-p') option given more than once\n", PROGRAM);
+ }
+ args_info->positive_given++;
+ if (args_info->positive_given <= 1)
+ args_info->positive_flag = !(args_info->positive_flag);
+ }
+
+ /* Semiring multiplication by WEIGHT */
+ else if (strcmp(olong, "times") == 0) {
+ if (args_info->times_given) {
+ fprintf(stderr, "%s: `--times' option given more than once\n", PROGRAM);
+ }
+ args_info->times_given++;
+ args_info->times_arg = (float)strtod(val, NULL);
+ }
+
+ /* Semiring addition of WEIGHT */
+ else if (strcmp(olong, "plus") == 0) {
+ if (args_info->plus_given) {
+ fprintf(stderr, "%s: `--plus' option given more than once\n", PROGRAM);
+ }
+ args_info->plus_given++;
+ args_info->plus_arg = (float)strtod(val, NULL);
+ }
+
+ /* Set semiring-negative weights to semiring-zero */
+ else if (strcmp(olong, "sr-positive") == 0) {
+ if (args_info->sr_positive_given) {
+ fprintf(stderr, "%s: `--sr-positive' option given more than once\n", PROGRAM);
+ }
+ args_info->sr_positive_given++;
+ if (args_info->sr_positive_given <= 1)
+ args_info->sr_positive_flag = !(args_info->sr_positive_flag);
+ }
+
+ /* Exclude arc weights (default: include) */
+ else if (strcmp(olong, "no-arcs") == 0) {
+ if (args_info->no_arcs_given) {
+ fprintf(stderr, "%s: `--no-arcs' (`-A') option given more than once\n", PROGRAM);
+ }
+ args_info->no_arcs_given++;
+ if (args_info->no_arcs_given <= 1)
+ args_info->no_arcs_flag = !(args_info->no_arcs_flag);
+ }
+
+ /* Exclude final weights (default: include) */
+ else if (strcmp(olong, "no-finals") == 0) {
+ if (args_info->no_finals_given) {
+ fprintf(stderr, "%s: `--no-finals' (`-f') option given more than once\n", PROGRAM);
+ }
+ args_info->no_finals_given++;
+ if (args_info->no_finals_given <= 1)
+ args_info->no_finals_flag = !(args_info->no_finals_flag);
+ }
+
+ /* Include semiring-zero weights (default: exclude) */
+ else if (strcmp(olong, "zero") == 0) {
+ if (args_info->zero_given) {
+ fprintf(stderr, "%s: `--zero' (`-Z') option given more than once\n", PROGRAM);
+ }
+ args_info->zero_given++;
+ if (args_info->zero_given <= 1)
+ args_info->zero_flag = !(args_info->zero_flag);
+ }
+
+ /* Select only initial state and its arcs/finality */
+ else if (strcmp(olong, "initial") == 0) {
+ if (args_info->initial_given) {
+ fprintf(stderr, "%s: `--initial' (`-i') option given more than once\n", PROGRAM);
+ }
+ args_info->initial_given++;
+ if (args_info->initial_given <= 1)
+ args_info->initial_flag = !(args_info->initial_flag);
+ }
+
+ /* Select only state ID and its arcs/finality (default=all) */
+ else if (strcmp(olong, "state") == 0) {
+ if (args_info->state_given) {
+ fprintf(stderr, "%s: `--state' (`-s') option given more than once\n", PROGRAM);
+ }
+ args_info->state_given++;
+ args_info->state_arg = (int)atoi(val);
+ }
+
+ /* Select only arcs with lower-label LO (default=any) */
+ else if (strcmp(olong, "lower") == 0) {
+ if (args_info->lower_given) {
+ fprintf(stderr, "%s: `--lower' (`-l') option given more than once\n", PROGRAM);
+ }
+ args_info->lower_given++;
+ args_info->lower_arg = (int)atoi(val);
+ }
+
+ /* Select only arcs with upper-label HI (defualt=any) */
+ else if (strcmp(olong, "upper") == 0) {
+ if (args_info->upper_given) {
+ fprintf(stderr, "%s: `--upper' (`-u') option given more than once\n", PROGRAM);
+ }
+ args_info->upper_given++;
+ args_info->upper_arg = (int)atoi(val);
+ }
+
+ else {
+ fprintf(stderr, "%s: unknown long option '%s'.\n", PROGRAM, olong);
+ return (EXIT_FAILURE);
+ }
+ break;
+
+ case '?': /* Invalid Option */
+ fprintf(stderr, "%s: unknown option '%s'.\n", PROGRAM, olong);
+ return (EXIT_FAILURE);
+
+
+ default: /* bug: options not considered. */
+ fprintf (stderr, "%s: option unknown: %c\n", PROGRAM, oshort);
+ abort ();
+ } /* switch */
+ return 0;
+}
+
+
+/* Initialize options not yet given from environmental defaults */
+void
+cmdline_parser_envdefaults(struct gengetopt_args_info *args_info)
+{
+
+
+ return;
+}
+
+
+/* Load option values from an .rc file */
+void
+cmdline_parser_read_rcfile(const char *filename,
+ struct gengetopt_args_info *args_info,
+ int user_specified)
+{
+ char *fullname;
+ FILE *rcfile;
+
+ if (!filename) return; /* ignore NULL filenames */
+
+#if defined(HAVE_GETUID) && defined(HAVE_GETPWUID)
+ if (*filename == '~') {
+ /* tilde-expansion hack */
+ struct passwd *pwent = getpwuid(getuid());
+ if (!pwent) {
+ fprintf(stderr, "%s: user-id %d not found!\n", PROGRAM, getuid());
+ return;
+ }
+ if (!pwent->pw_dir) {
+ fprintf(stderr, "%s: home directory for user-id %d not found!\n", PROGRAM, getuid());
+ return;
+ }
+ fullname = (char *)malloc(strlen(pwent->pw_dir)+strlen(filename));
+ strcpy(fullname, pwent->pw_dir);
+ strcat(fullname, filename+1);
+ } else {
+ fullname = strdup(filename);
+ }
+#else /* !(defined(HAVE_GETUID) && defined(HAVE_GETPWUID)) */
+ fullname = strdup(filename);
+#endif /* defined(HAVE_GETUID) && defined(HAVE_GETPWUID) */
+
+ /* try to open */
+ rcfile = fopen(fullname,"r");
+ if (!rcfile) {
+ if (user_specified) {
+ fprintf(stderr, "%s: warning: open failed for rc-file '%s': %s\n",
+ PROGRAM, fullname, strerror(errno));
+ }
+ }
+ else {
+ cmdline_parser_read_rc_stream(rcfile, fullname, args_info);
+ }
+
+ /* cleanup */
+ if (fullname != filename) free(fullname);
+ if (rcfile) fclose(rcfile);
+
+ return;
+}
+
+
+/* Parse option values from an .rc file : guts */
+#define OPTPARSE_GET 32
+void
+cmdline_parser_read_rc_stream(FILE *rcfile,
+ const char *filename,
+ struct gengetopt_args_info *args_info)
+{
+ char *optname = (char *)malloc(OPTPARSE_GET);
+ char *optval = (char *)malloc(OPTPARSE_GET);
+ size_t onsize = OPTPARSE_GET;
+ size_t ovsize = OPTPARSE_GET;
+ size_t onlen = 0;
+ size_t ovlen = 0;
+ int lineno = 0;
+ char c;
+
+#ifdef cmdline_parser_DEBUG
+ fprintf(stderr, "cmdline_parser_read_rc_stream('%s'):\n", filename);
+#endif
+
+ while ((c = fgetc(rcfile)) != EOF) {
+ onlen = 0;
+ ovlen = 0;
+ lineno++;
+
+ /* -- get next option-name */
+ /* skip leading space and comments */
+ if (isspace(c)) continue;
+ if (c == '#') {
+ while ((c = fgetc(rcfile)) != EOF) {
+ if (c == '\n') break;
+ }
+ continue;
+ }
+
+ /* parse option-name */
+ while (c != EOF && c != '=' && !isspace(c)) {
+ /* re-allocate if necessary */
+ if (onlen >= onsize-1) {
+ char *tmp = (char *)malloc(onsize+OPTPARSE_GET);
+ strcpy(tmp,optname);
+ free(optname);
+
+ onsize += OPTPARSE_GET;
+ optname = tmp;
+ }
+ optname[onlen++] = c;
+ c = fgetc(rcfile);
+ }
+ optname[onlen++] = '\0';
+
+#ifdef cmdline_parser_DEBUG
+ fprintf(stderr, "cmdline_parser_read_rc_stream('%s'): line %d: optname='%s'\n",
+ filename, lineno, optname);
+#endif
+
+ /* -- get next option-value */
+ /* skip leading space */
+ while ((c = fgetc(rcfile)) != EOF && isspace(c)) {
+ ;
+ }
+
+ /* parse option-value */
+ while (c != EOF && c != '\n') {
+ /* re-allocate if necessary */
+ if (ovlen >= ovsize-1) {
+ char *tmp = (char *)malloc(ovsize+OPTPARSE_GET);
+ strcpy(tmp,optval);
+ free(optval);
+ ovsize += OPTPARSE_GET;
+ optval = tmp;
+ }
+ optval[ovlen++] = c;
+ c = fgetc(rcfile);
+ }
+ optval[ovlen++] = '\0';
+
+ /* now do the action for the option */
+ if (cmdline_parser_parse_option('\0',optname,optval,args_info) != 0) {
+ fprintf(stderr, "%s: error in file '%s' at line %d.\n", PROGRAM, filename, lineno);
+
+ }
+ }
+
+ /* cleanup */
+ free(optname);
+ free(optval);
+
+ return;
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-02 13:24:16 +0000