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/* This file is part of the SvarCOM project and is published under the terms
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/* This file is part of the SvarCOM project and is published under the terms
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* of the MIT license.
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* of the MIT license.
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*
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*
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* Copyright (C) 2021 Mateusz Viste
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* Copyright (C) 2021-2022 Mateusz Viste
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| Line 43... |
Line 43... |
| 43 |
const char *s = p->cmdline + p->argoffset;
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43 |
const char *s = p->cmdline + p->argoffset;
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| 44 |
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/* help screen ONLY if /? is the only argument - I do not want to output
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/* help screen ONLY if /? is the only argument - I do not want to output
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* help for ex. for "if %1 == /? echo ..." */
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* help for ex. for "if %1 == /? echo ..." */
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if ((p->argc == 1) && (imatch(p->argv[0], "/?"))) {
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47 |
if ((p->argc == 1) && (imatch(p->argv[0], "/?"))) {
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outputnl("Performs conditional processing in batch programs.");
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nls_outputnl(35,0); /* "Performs conditional processing in batch programs." */
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outputnl("");
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outputnl("");
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outputnl("IF [NOT] ERRORLEVEL num command");
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nls_outputnl(35,1); /* "IF [NOT] ERRORLEVEL num command" */
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outputnl("IF [NOT] string1==string2 command");
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nls_outputnl(35,2); /* "IF [NOT] string1==string2 command" */
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outputnl("IF [NOT] EXIST filename command");
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nls_outputnl(35,3); /* "IF [NOT] EXIST filename command" */
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outputnl("");
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outputnl("");
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outputnl("NOT command is executed only if condition is NOT met");
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nls_outputnl(35,4); /* "NOT command is executed only if condition is NOT met" */
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outputnl("ERRORLEVEL num condition: last program returned an exit code >= num");
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nls_outputnl(35,5); /* "ERRORLEVEL num condition: last program returned an exit code >= num" */
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outputnl("string1==string2 condition: both strings must be equal");
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nls_outputnl(35,6); /* "string1==string2 condition: both strings must be equal" */
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outputnl("EXIST filename condition: filename exists (wildcards accepted)");
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nls_outputnl(35,7); /* "EXIST filename condition: filename exists (wildcards accepted)" */
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outputnl("command command to carry out if condition is met.");
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nls_outputnl(35,8); /* "command command to carry out if condition is met" */
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return(CMD_OK);
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return(CMD_OK);
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}
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}
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| 61 |
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61 |
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/* negation? */
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/* negation? */
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| 63 |
if (imatchlim(s, "NOT ", 4)) {
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63 |
if (imatchlim(s, "NOT ", 4)) {
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| Line 124... |
Line 124... |
| 124 |
goto EXEC_S_CMD_IF_NEGFLAG_SET;
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124 |
goto EXEC_S_CMD_IF_NEGFLAG_SET;
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}
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125 |
}
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| 126 |
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126 |
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| 127 |
/* invalid syntax */
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/* invalid syntax */
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| 128 |
SYNTAX_ERR:
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128 |
SYNTAX_ERR:
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outputnl("Syntax error");
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nls_outputnl(0,1); /* "Invalid syntax" */
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return(CMD_FAIL);
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130 |
return(CMD_FAIL);
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| 131 |
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131 |
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| 132 |
/* let's exec command (write it to start of cmdline and parse again) */
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/* let's exec command (write it to start of cmdline and parse again) */
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| 133 |
EXEC_S_CMD_IF_NEGFLAG_SET:
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133 |
EXEC_S_CMD_IF_NEGFLAG_SET:
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if (*s == 0) goto SYNTAX_ERR;
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134 |
if (*s == 0) goto SYNTAX_ERR;
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