th-libs: th_args.c annotate

annotate th_args.c @ 566:11f56a652cb0

Adjust indentation output of commandline help printing.

author	Matti Hamalainen <ccr@tnsp.org>
date	Tue, 07 Jan 2020 20:09:23 +0200
parents	a0fdf52ab186
children	390c66af09cf

rev	line source
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 /*
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	2 * Simple commandline argument processing
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 * Programmed and designed by Matti 'ccr' Hamalainen
553 3a852e9f70a6 Bump copyright years. Matti Hamalainen <ccr@tnsp.org> parents: 481 diff changeset	4 * (C) Copyright 2002-2020 Tecnic Software productions (TNSP)
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5 *
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	6 * Please read file 'COPYING' for information on license and distribution.
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	7 */
436 9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	8 /// @file
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	9 /// @brief Simple commandline argument processing functions
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10 #include "th_util.h"
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11 #include "th_args.h"
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	12 #include "th_string.h"
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	13
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14
436 9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	15 /**
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	16 * Parse and optionally handle the given long or short option argument.
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	17 * @param currArg current argument string
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	18 * @param argIndex pointer to index of current argument in argv[]
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	19 * @param argc number of arguments
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	20 * @param argv argument string array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	21 * @param opts options list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	22 * @param nopts number of elements in options list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	23 * @param handle_option function pointer to callback that handles option arguments
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	24 * @param doProcess if TRUE, actually handle the argument, aka call the handle_option() function. if FALSE, only validity of options are checked.
85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	25 * @param isLong TRUE if the option is a --long-format one
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	26 */
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	27 static BOOL th_args_process_opt(
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	28 char currArg, int argIndex,
136 286b2249c5d2 Clean up th_args API. Matti Hamalainen <ccr@tnsp.org> parents: 128 diff changeset	29 int argc, char *argv[],
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	30 const th_optarg opts[], int nopts,
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	31 BOOL (handle_option)(int id, char , char *),
85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	32 BOOL doProcess, BOOL isLong)
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	33 {
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	34 const th_optarg *opt = NULL;
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	35 char *optArg = NULL;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	36 int optIndex;
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	37
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	38 for (optIndex = 0; optIndex < nopts; optIndex++)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	39 {
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	40 const th_optarg *node = &opts[optIndex];
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	41 if (isLong && node->o_long != NULL)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	42 {
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	43 if (strcmp(currArg, node->o_long) == 0)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	44 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	45 opt = node;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	46 optArg = NULL;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	47 break;
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	48 }
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	49
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	50 size_t len = strlen(node->o_long);
f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	51 if (strncmp(currArg, node->o_long, len) == 0 &&
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	52 currArg[len] == '=')
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	53 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	54 opt = node;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	55 optArg = (&currArg[len+1] != 0) ? &currArg[len+1] : NULL;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	56 break;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	57 }
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	58 }
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	59 else
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	60 if (!isLong && node->o_short != 0)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	61 {
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	62 if (*currArg == node->o_short)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	63 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	64 opt = node;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	65 optArg = (currArg[1] != 0) ? &currArg[1] : NULL;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	66 }
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	67 }
136 286b2249c5d2 Clean up th_args API. Matti Hamalainen <ccr@tnsp.org> parents: 128 diff changeset	68 }
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	69
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	70 if (opt != NULL)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	71 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	72 // Check for the possible option argument
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	73 if ((opt->flags & OPT_ARGMASK) == OPT_ARGREQ && optArg == NULL)
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	74 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	75 if (*argIndex < argc)
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	76 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	77 (*argIndex)++;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	78 optArg = argv[*argIndex];
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	79 }
441 2991e6b52d95 Get rid of trailing whitespace. Matti Hamalainen <ccr@tnsp.org> parents: 436 diff changeset	80
173 503f0cb98775 Fix handling of option arguments. Matti Hamalainen <ccr@tnsp.org> parents: 161 diff changeset	81 if (optArg == NULL)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	82 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	83 THERR("Option '%s%s' requires an argument.\n",
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	84 isLong ? "--" : "-",
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	85 currArg);
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	86 return FALSE;
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	87 }
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	88 }
441 2991e6b52d95 Get rid of trailing whitespace. Matti Hamalainen <ccr@tnsp.org> parents: 436 diff changeset	89
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	90 // Option was given succesfully, try to process it
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	91 if (doProcess && !handle_option(opt->id, optArg, currArg))
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	92 return FALSE;
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	93 }
0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	94 else
0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	95 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	96 THERR("Unknown %s option '%s%s'\n",
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	97 isLong ? "long" : "short",
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	98 isLong ? "--" : "-",
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	99 currArg);
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	100
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	101 return FALSE;
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	102 }
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	103
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	104 return TRUE;
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	105 }
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	106
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	107
436 9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	108 /**
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	109 * Process given array of commandline arguments, handling short
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	110 * and long options by calling the respective callback functions.
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	111 *
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	112 * @param argc number of arguments
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	113 * @param argv argument list
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	114 * @param opts supported option list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	115 * @param nopts number of elements in the option list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	116 * @param handle_option callback function
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	117 * @param handle_other callback function
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	118 * @param flags processing flags
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	119 * @return return TRUE if all is well
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	120 */
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	121 BOOL th_args_process(int argc, char *argv[],
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	122 const th_optarg *opts, const int nopts,
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	123 BOOL(handle_option)(int id, char , char *),
85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	124 BOOL(handle_other)(char ), const int flags)
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	125 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	126 int argIndex, handleFlags = flags & OPTH_ONLY_MASK;
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	127 BOOL optionsOK = TRUE, endOfOptions = FALSE;
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	128
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	129 for (argIndex = 1; argIndex < argc; argIndex++)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	130 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	131 char *str = argv[argIndex];
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	132 if (*str == '-' && !endOfOptions)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	133 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	134 // Should we process options?
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	135 BOOL doProcess = (handleFlags & OPTH_ONLY_OPTS) \|\| handleFlags == 0;
85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	136 BOOL isLong;
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	137
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	138 str++;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	139 if (*str == '-')
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	140 {
139 4ca0af6dbcf8 Another fix in the option handling. Matti Hamalainen <ccr@tnsp.org> parents: 138 diff changeset	141 // Check for "--", which ends the options-list
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	142 str++;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	143 if (*str == 0)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	144 {
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	145 endOfOptions = TRUE;
139 4ca0af6dbcf8 Another fix in the option handling. Matti Hamalainen <ccr@tnsp.org> parents: 138 diff changeset	146 continue;
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	147 }
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	148
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	149 // We have a long option
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	150 isLong = TRUE;
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	151 }
139 4ca0af6dbcf8 Another fix in the option handling. Matti Hamalainen <ccr@tnsp.org> parents: 138 diff changeset	152 else
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	153 isLong = FALSE;
139 4ca0af6dbcf8 Another fix in the option handling. Matti Hamalainen <ccr@tnsp.org> parents: 138 diff changeset	154
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	155 if (!th_args_process_opt(str, &argIndex, argc, argv,
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	156 opts, nopts, handle_option, doProcess, isLong))
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	157 optionsOK = FALSE;
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	158 }
0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	159 else
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	160 if (handleFlags == OPTH_ONLY_OTHER \|\| handleFlags == 0)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	161 {
128 c22caa6e3fcb Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 127 diff changeset	162 // Was not option argument
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	163 if (handle_other == NULL \|\|
f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	164 (handle_other != NULL && !handle_other(str)))
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	165 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	166 THERR("Invalid argument '%s'\n", str);
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	167 optionsOK = FALSE;
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	168 }
a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	169 }
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	170
128 c22caa6e3fcb Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 127 diff changeset	171 // Check if we bail out on invalid argument
137 0f43a94516f4 Improve argument handling module. Matti Hamalainen <ccr@tnsp.org> parents: 136 diff changeset	172 if (!optionsOK && (flags & OPTH_BAILOUT))
457 85fa3d333556 Actually, revert the boolean changes .. meh. Matti Hamalainen <ccr@tnsp.org> parents: 454 diff changeset	173 return FALSE;
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	174 }
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	175
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	176 return optionsOK;
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	177 }
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	178
bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	179
436 9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	180 /**
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	181 * Print help for commandline arguments/options
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	182 * @param fh stdio file handle to output to
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	183 * @param opts options list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	184 * @param nopts number of elements in options list array
9148bc3fa838 Begin adding Doxygen documentation for some things. Very rudimentary, and Matti Hamalainen <ccr@tnsp.org> parents: 432 diff changeset	185 * @param flags flags (currently unused)
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	186 */
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	187 void th_args_help(FILE *fh,
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	188 const th_optarg *opts, const int nopts,
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	189 const int flags)
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	190 {
136 286b2249c5d2 Clean up th_args API. Matti Hamalainen <ccr@tnsp.org> parents: 128 diff changeset	191 int index;
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	192 (void) flags;
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	193
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	194 // Print out option list
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	195 for (index = 0; index < nopts; index++)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	196 {
380 ac10155d2b4a Rename th_optarg_t to t_optarg. API break. Matti Hamalainen <ccr@tnsp.org> parents: 379 diff changeset	197 const th_optarg *opt = &opts[index];
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	198 char tmpStr[128];
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	199
128 c22caa6e3fcb Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 127 diff changeset	200 // Print short option
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	201 if (opt->o_short != 0)
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	202 {
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	203 snprintf(tmpStr, sizeof(tmpStr),
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	204 "-%c,", opt->o_short);
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	205 }
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	206 else
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	207 tmpStr[0] = 0;
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	208
0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	209 fprintf(fh, " %-5s", tmpStr);
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	210
128 c22caa6e3fcb Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 127 diff changeset	211 // Print long option
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	212 if (opt->o_long != NULL)
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	213 {
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	214 snprintf(tmpStr, sizeof(tmpStr), "--%s%s",
379 f4e182720870 Rename some function arguments and option argument structure members. Matti Hamalainen <ccr@tnsp.org> parents: 173 diff changeset	215 opt->o_long,
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	216 (opt->flags & OPT_ARGREQ) ? "=ARG" : "");
39 0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	217 }
0d55592e0e01 Cosmetic cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 10 diff changeset	218 else
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	219 tmpStr[0] = 0;
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	220
566 11f56a652cb0 Adjust indentation output of commandline help printing. Matti Hamalainen <ccr@tnsp.org> parents: 565 diff changeset	221 fprintf(fh, "%-18s", tmpStr);
142 0a4fd9cfb929 Revise the argument handling API. Breaks compatibility. Matti Hamalainen <ccr@tnsp.org> parents: 141 diff changeset	222
566 11f56a652cb0 Adjust indentation output of commandline help printing. Matti Hamalainen <ccr@tnsp.org> parents: 565 diff changeset	223 th_print_wrap(fh, opt->desc, 24, 24, th_term_width() - 2);
10 a25f5d22483e Updates. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	224 }
0 bd61a80a6c54 Initial import into Mercurial repository. Discarding old cvs/svn history Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	225 }

Mercurial > hg > th-libs

annotate th_args.c @ 566:11f56a652cb0