dmlib: src/dmargs.c annotate

annotate src/dmargs.c @ 2634:f3c7115cbf85 default tip

Fix verbose build echos.

author	Matti Hamalainen <ccr@tnsp.org>
date	Thu, 29 Feb 2024 21:47:31 +0200
parents	70b589a22495
children

rev	line source
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	1 /*
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	2 * Simple commandline argument processing
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	3 * Programmed and designed by Matti 'ccr' Hamalainen
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	4 * (C) Copyright 2002-2022 Tecnic Software productions (TNSP)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	5 *
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	6 * Please read file 'COPYING' for information on license and distribution.
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	7 */
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	8 /// @file
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	9 /// @brief Simple commandline argument processing functions
0 32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10 #include "dmargs.h"
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	11
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	12
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	13 /**
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	14 * Parse and optionally handle the given long or short option argument.
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	15 * @param currArg current argument string
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	16 * @param[in,out] argIndex pointer to index of current argument in argv[]
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	17 * @param argc number of arguments
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	18 * @param argv argument string array
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	19 * @param[in] opts options list array
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	20 * @param[in] nopts number of elements in options list array
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	21 * @param[in] handle_option function pointer to callback that handles option arguments
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	22 * @param[in] process if true, actually handle the argument, aka call the handle_option() function. if false, only validity of options are checked.
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	23 * @param[in] isLong true if the option is a --long-format one
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	24 * @returns returns @c true if option processing was successful
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	25 */
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	26 static bool dmArgsProcessOpt(
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	27 char currArg, int argIndex,
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	28 int argc, char *argv[],
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	29 const DMOptArg opts[], int nopts,
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	30 bool (handle_option)(int id, char , char *),
9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	31 bool process, bool isLong)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	32 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	33 const DMOptArg *opt = NULL;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	34 char *optArg = NULL;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	35
2425 85b6d7ce8ca5 Rename some variables. Matti Hamalainen <ccr@tnsp.org> parents: 2423 diff changeset	36 for (int optIndex = 0; optIndex < nopts; optIndex++)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	37 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	38 const DMOptArg *node = &opts[optIndex];
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	39 if (isLong && node->o_long != NULL)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	40 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	41 if (strcmp(currArg, node->o_long) == 0)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	42 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	43 opt = node;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	44 optArg = NULL;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	45 break;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	46 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	47
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	48 size_t len = strlen(node->o_long);
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	49 if (strncmp(currArg, node->o_long, len) == 0 &&
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	50 currArg[len] == '=')
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	51 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	52 opt = node;
2426 bb7264ddaefd Fix the check for --long option argument. Matti Hamalainen <ccr@tnsp.org> parents: 2425 diff changeset	53 optArg = (currArg[len+1] != 0) ? &currArg[len+1] : NULL;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	54 break;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	55 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	56 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	57 else
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	58 if (!isLong && node->o_short != 0)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	59 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	60 if (*currArg == node->o_short)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	61 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	62 opt = node;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	63 optArg = (currArg[1] != 0) ? &currArg[1] : NULL;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	64 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	65 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	66 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	67
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	68 if (opt != NULL)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	69 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	70 // Check for the possible option argument
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	71 if ((opt->flags & OPT_ARGMASK) == OPT_ARGREQ && optArg == NULL)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	72 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	73 if (*argIndex < argc)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	74 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	75 (*argIndex)++;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	76 optArg = argv[*argIndex];
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	77 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	78
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	79 if (optArg == NULL)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	80 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	81 dmErrorMsg("Option '%s%s' requires an argument.\n",
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	82 isLong ? "--" : "-",
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	83 currArg);
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	84 return false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	85 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	86 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	87
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	88 // Option was given succesfully, try to process it
2425 85b6d7ce8ca5 Rename some variables. Matti Hamalainen <ccr@tnsp.org> parents: 2423 diff changeset	89 if (process && !handle_option(opt->id, optArg, currArg))
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	90 return false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	91 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	92 else
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	93 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	94 dmErrorMsg("Unknown %s option '%s%s'\n",
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	95 isLong ? "long" : "short",
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	96 isLong ? "--" : "-",
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	97 currArg);
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	98
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	99 return false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	100 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	101
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	102 return true;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	103 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	104
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	105
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	106 /**
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	107 * Process given array of commandline arguments, handling short
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	108 * and long options by calling the respective callback functions.
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	109 *
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	110 * @param argc number of arguments
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	111 * @param argv argument list
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	112 * @param[in] opts supported option list array
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	113 * @param[in] nopts number of elements in the option list array
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	114 * @param[in] handle_option callback function
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	115 * @param[in] handle_other callback function
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	116 * @param[in] flags processing flags
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	117 * @return returns @c true if arguments were processed successfully
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	118 */
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	119 bool dmArgsProcess(int argc, char *argv[],
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	120 const DMOptArg *opts, const int nopts,
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	121 bool(handle_option)(int id, char , char *),
9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	122 bool(handle_other)(char ), const int flags)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	123 {
2425 85b6d7ce8ca5 Rename some variables. Matti Hamalainen <ccr@tnsp.org> parents: 2423 diff changeset	124 int handleFlags = flags & OPTH_ONLY_MASK;
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	125 bool optionsOK = true, endOfOptions = false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	126
2425 85b6d7ce8ca5 Rename some variables. Matti Hamalainen <ccr@tnsp.org> parents: 2423 diff changeset	127 for (int argIndex = 1; argIndex < argc; argIndex++)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	128 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	129 char *str = argv[argIndex];
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	130 if (*str == '-' && !endOfOptions)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	131 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	132 // Should we process options?
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	133 bool process = (handleFlags & OPTH_ONLY_OPTS) \|\| handleFlags == 0;
9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	134 bool isLong;
0 32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	135
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	136 str++;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	137 if (*str == '-')
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	138 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	139 // Check for "--", which ends the options-list
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	140 str++;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	141 if (*str == 0)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	142 {
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	143 endOfOptions = true;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	144 continue;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	145 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	146
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	147 // We have a long option
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	148 isLong = true;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	149 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	150 else
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	151 isLong = false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	152
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	153 if (!dmArgsProcessOpt(str, &argIndex, argc, argv,
2425 85b6d7ce8ca5 Rename some variables. Matti Hamalainen <ccr@tnsp.org> parents: 2423 diff changeset	154 opts, nopts, handle_option, process, isLong))
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	155 optionsOK = false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	156 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	157 else
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	158 if (handleFlags == OPTH_ONLY_OTHER \|\| handleFlags == 0)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	159 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	160 // Was not option argument
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	161 if (handle_other == NULL \|\|
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	162 (handle_other != NULL && !handle_other(str)))
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	163 {
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	164 optionsOK = false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	165 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	166 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	167
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	168 // Check if we bail out on invalid argument
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	169 if (!optionsOK && (flags & OPTH_BAILOUT))
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	170 return false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	171 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	172
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	173 return optionsOK;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	174 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	175
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	176
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	177 void dmPrintPad(FILE *fh, int count, const char och)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	178 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	179 while (count--)
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	180 fputc(och, fh);
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	181 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	182
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	183
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	184 /**
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	185 * Print given string indented in such a way that it is automatically
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	186 * line-wrapped as necessary, taking hard linefeeds into account as well.
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	187 * @param fh stdio file handle to output to
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	188 * @param[in] spad starting pad/indent of the first line
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	189 * @param[in] rpad how much to pad the other lines
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	190 * @param[in] width total line width to wrap at
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	191 * @param[in] str string to output
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	192 */
2401 263093248f26 Change dmPrintWrap() API and move the string argument last. Matti Hamalainen <ccr@tnsp.org> parents: 2400 diff changeset	193 void dmPrintWrap(FILE *fh, const int spad, int const rpad,
263093248f26 Change dmPrintWrap() API and move the string argument last. Matti Hamalainen <ccr@tnsp.org> parents: 2400 diff changeset	194 const int width, const char *str)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	195 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	196 size_t pos = 0;
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	197 bool first = true;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	198
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	199 while (str[pos])
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	200 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	201 // Pre-pad line
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	202 int linelen = first ? spad : rpad;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	203 dmPrintPad(fh, first ? 0 : rpad, ' ');
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	204 first = false;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	205
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	206 // Skip whitespace at line start
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	207 while (isspace(str[pos]) \|\| str[pos] == '\n')
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	208 pos++;
0 32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	209
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	210 // Handle each word
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	211 while (str[pos] && str[pos] != '\n')
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	212 {
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	213 size_t next;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	214 int wlen;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	215
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	216 // Find word length and next break
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	217 for (wlen = 0, next = pos;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	218 str[next] && !isspace(str[next]) &&
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	219 str[next] != '\n';
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	220 next++, wlen++);
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	221
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	222 // Check if we have too much of text?
2423 8d057a2459e3 Adjust options help width check, it was off-by-one. Matti Hamalainen <ccr@tnsp.org> parents: 2402 diff changeset	223 if (linelen + wlen > width)
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	224 break;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	225
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	226 // Print what we have
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	227 for (;pos < next; pos++, linelen++)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	228 fputc(str[pos], fh);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	229
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	230 // Check if we are at end of input or hard linefeed
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	231 if (str[next] == '\n' \|\| str[next] == 0)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	232 break;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	233 else
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	234 {
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	235 fputc(str[pos], fh);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	236 pos++;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	237 linelen++;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	238 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	239 }
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	240 fprintf(fh, "\n");
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	241 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	242 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	243
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	244
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	245 static inline const char dmArgsGetOptArg(const DMOptArg opt)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	246 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	247 #ifdef DM_USE_OPT_ARG
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	248 return opt->o_arg != NULL ? opt->o_arg : "ARG";
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	249 #else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	250 (void) opt;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	251 return "ARG";
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	252 #endif
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	253 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	254
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	255
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	256 static void dmArgsPrintHelpPrintItem(FILE fh, const DMOptArg opt,
b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	257 int *optWidth, const int maxOptWidth, const int termWidth,
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	258 const bool doPrint)
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	259 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	260 const char *arg = dmArgsGetOptArg(opt);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	261 char fmtBuf[32];
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	262 int padWidth;
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	263 bool hasLongOpt = opt->o_long != NULL;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	264
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	265 if (opt->o_short != 0)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	266 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	267 if (!hasLongOpt && (opt->flags & OPT_ARGREQ))
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	268 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	269 snprintf(fmtBuf, sizeof(fmtBuf), " -%c <%s>",
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	270 opt->o_short, arg);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	271 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	272 else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	273 {
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	274 snprintf(fmtBuf, sizeof(fmtBuf), " -%c%s",
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	275 opt->o_short,
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	276 hasLongOpt ? "," : "");
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	277 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	278
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	279 *optWidth = strlen(fmtBuf);
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	280 if (doPrint)
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	281 padWidth = hasLongOpt ? 2 : maxOptWidth - *optWidth;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	282 else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	283 padWidth = 2;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	284 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	285 else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	286 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	287 fmtBuf[0] = 0;
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	288 *optWidth = 0;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	289 padWidth = 4 + 2;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	290 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	291
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	292 if (doPrint)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	293 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	294 fputs(fmtBuf, fh);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	295 dmPrintPad(fh, padWidth, ' ');
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	296 }
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	297 *optWidth += padWidth;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	298
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	299 if (hasLongOpt)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	300 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	301 if (opt->flags & OPT_ARGREQ)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	302 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	303 snprintf(fmtBuf, sizeof(fmtBuf), "--%s=<%s>",
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	304 opt->o_long, arg);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	305 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	306 else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	307 {
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	308 snprintf(fmtBuf, sizeof(fmtBuf), "--%s",
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	309 opt->o_long);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	310 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	311
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	312 *optWidth += strlen(fmtBuf);
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	313 }
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	314 else
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	315 fmtBuf[0] = 0;
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	316
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	317 if (doPrint)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	318 {
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	319 padWidth = hasLongOpt ? maxOptWidth - *optWidth : 0;
b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	320 *optWidth += padWidth;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	321
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	322 fputs(fmtBuf, fh);
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	323 dmPrintPad(fh, padWidth, ' ');
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	324 dmPrintWrap(fh, optWidth, optWidth, termWidth, opt->desc);
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	325 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	326 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	327
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	328
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	329 /**
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	330 * Print neatly formatted help for specified array of commandline options.
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	331 * The function will attempt to find the best indentation and formatting of
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	332 * the output using a simple fitting algorithm. Option descriptions will be
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	333 * automatically split over several lines if necessary.
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	334 * @param fh stdio file handle to output to
2592 70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	335 * @param[in] opts options list array
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	336 * @param[in] nopts number of elements in the options list array @p opts
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	337 * @param[in] flags (currently unused)
70b589a22495 Sync some changes from th-libs/th_args.c Matti Hamalainen <ccr@tnsp.org> parents: 2586 diff changeset	338 * @param[in] width width of the output terminal or the desired maximum width of the printout
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	339 */
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	340 void dmArgsPrintHelp(FILE fh, const DMOptArg opts,
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	341 const int nopts, const int flags, const int width)
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	342 {
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	343 int index, maxOptWidth;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	344 (void) flags;
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	345
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	346 // Determine width of the options and arguments
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	347 maxOptWidth = 0;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	348 for (index = 0; index < nopts; index++)
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	349 {
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	350 int optWidth = 0;
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	351 dmArgsPrintHelpPrintItem(NULL, &opts[index], &optWidth, 0, width, false);
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	352 if (optWidth > maxOptWidth)
b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	353 maxOptWidth = optWidth;
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	354 }
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	355
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	356 maxOptWidth += 2;
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	357
2400 01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	358 // Print out the formatted option list
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	359 for (index = 0; index < nopts; index++)
01c6a5261962 Sync commandline argument help printing/handling changes from th-libs. Matti Hamalainen <ccr@tnsp.org> parents: 2361 diff changeset	360 {
2402 b7cd5dd0b82e Merge one more change from th-libs args processing. Matti Hamalainen <ccr@tnsp.org> parents: 2401 diff changeset	361 int optWidth;
2586 9807ae37ad69 Require stdbool.h, we require C11 now. Matti Hamalainen <ccr@tnsp.org> parents: 2539 diff changeset	362 dmArgsPrintHelpPrintItem(fh, &opts[index], &optWidth, maxOptWidth, width, true);
1742 ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	363 }
ddec147d1f90 Bring in changes from the th-libs version of commandline argument handling. Matti Hamalainen <ccr@tnsp.org> parents: 958 diff changeset	364 }

Mercurial > hg > dmlib

annotate src/dmargs.c @ 2634:f3c7115cbf85 default tip